From d1a23a2b0730a0823839af6acc21909ed7156674 Mon Sep 17 00:00:00 2001
From: Matthew Hammer <matthew@dfinity.org>
Date: Wed, 9 Jun 2021 15:21:24 -0600
Subject: [PATCH 1/2] Updates for latest ic-agent. (#67)

* fix: more demo fixes

* updates

* drop dfx-related tests in CI

* use latest candid crate
---
 .github/workflows/ci.yml |   23 -
 Cargo.lock               | 1107 +++++++++++++++++++-------------------
 Cargo.toml               |    8 +-
 src/bin/ic-mt.rs         |   48 +-
 src/lib/draw.rs          |   14 +-
 src/lib/types.rs         |   83 ++-
 6 files changed, 613 insertions(+), 670 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1095163..d7dc29e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -53,26 +53,3 @@ jobs:
     - name: Build
       run: cargo build --release --locked
 
-  other_tests:
-    name: DFX/tool sanity checks
-    runs-on: ubuntu-18.04
-    steps:
-    - uses: actions/checkout@v2
-    - name: "install dfx"
-      run: |
-       wget https://sdk.dfinity.org/install.sh
-       echo DFX_VERSION=0.6.16
-       yes Y | DFX_VERSION=0.6.16 sh install.sh
-       echo "/home/runner/bin" >> $GITHUB_PATH
-    - name: "dfx cache install"
-      run: dfx cache install
-    - name: "install vessel"
-      run: wget --output-document /home/runner/bin/vessel https://github.com/kritzcreek/vessel/releases/download/v0.4.1/vessel-linux64 && chmod +x /home/runner/bin/vessel
-    - name: "install candid tool"
-      run: wget --output-document /home/runner/bin/candiff https://github.com/dfinity/candid/releases/download/2020-08-18/candiff-linux64 && chmod +x /home/runner/bin/candiff
-    - name: "candiff help (sanity check)"
-      run: candiff --help
-    - name: "install didc tool"
-      run: wget --output-document /home/runner/bin/didc https://github.com/dfinity/candid/releases/download/2020-08-18/didc-linux64 && chmod +x /home/runner/bin/didc
-    - name: "didc help (sanity check)"
-      run: didc --help
diff --git a/Cargo.lock b/Cargo.lock
index bb28db3..35e2ec4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -8,9 +8,9 @@ checksum = "aae1277d39aeec15cb388266ecc24b11c80469deae6067e17a1a7aa9e5c1f234"
 
 [[package]]
 name = "aho-corasick"
-version = "0.7.15"
+version = "0.7.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7404febffaa47dac81aa44dba71523c9d069b1bdc50a77db41195149e17f68e5"
+checksum = "1e37cfd5e7657ada45f742d6e99ca5788580b5c529dc78faf11ece6dc702656f"
 dependencies = [
  "memchr",
 ]
@@ -21,14 +21,14 @@ version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
-name = "arrayref"
-version = "0.3.6"
+name = "anyhow"
+version = "1.0.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4c527152e37cf757a3f78aae5a06fbeefdb07ccc535c980a3208ee3060dd544"
+checksum = "28b2cd92db5cbd74e8e5028f7e27dd7aa3090e89e4f2a197cc7c8dfb69c7063b"
 
 [[package]]
 name = "arrayvec"
@@ -38,22 +38,22 @@ checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
 
 [[package]]
 name = "ascii-canvas"
-version = "2.0.0"
+version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ff8eb72df928aafb99fe5d37b383f2fe25bd2a765e3e5f7c365916b6f2463a29"
+checksum = "8824ecca2e851cec16968d54a01dd372ef8f95b244fb84b84e70128be347c3c6"
 dependencies = [
  "term",
 ]
 
 [[package]]
 name = "async-trait"
-version = "0.1.42"
+version = "0.1.50"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d3a45e77e34375a7923b1e8febb049bb011f064714a8e17a1a616fef01da13d"
+checksum = "0b98e84bbb4cbcdd97da190ba0c58a1bb0de2c1fdf67d159e192ed766aeca722"
 dependencies = [
- "proc-macro2 1.0.24",
- "quote 1.0.8",
- "syn 1.0.58",
+ "proc-macro2 1.0.27",
+ "quote 1.0.9",
+ "syn 1.0.72",
 ]
 
 [[package]]
@@ -64,7 +64,7 @@ checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
  "hermit-abi",
  "libc",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -93,9 +93,31 @@ checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
 
 [[package]]
 name = "beef"
-version = "0.4.4"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6736e2428df2ca2848d846c43e88745121a6654696e349ce0054a420815a7409"
+
+[[package]]
+name = "binread"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a883c66db6f3c86b19210ceed1b2b18de64b617c92cb0f0bc90b8c05f18dba87"
+dependencies = [
+ "binread_derive",
+ "lazy_static",
+]
+
+[[package]]
+name = "binread_derive"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "474a626a67200bd107d44179bb3d4fc61891172d11696609264589be6a0e6a43"
+checksum = "c575d9a28eb4c2d61747b23d50271c6699b941448c35a738af35267f90b3d4d2"
+dependencies = [
+ "either",
+ "proc-macro2 1.0.27",
+ "quote 1.0.9",
+ "syn 1.0.72",
+]
 
 [[package]]
 name = "bit-set"
@@ -124,17 +146,6 @@ version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
 
-[[package]]
-name = "blake2b_simd"
-version = "0.5.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "afa748e348ad3be8263be728124b24a24f268266f6f5d58af9d75f6a40b5c587"
-dependencies = [
- "arrayref",
- "arrayvec",
- "constant_time_eq",
-]
-
 [[package]]
 name = "block-buffer"
 version = "0.9.0"
@@ -146,33 +157,29 @@ dependencies = [
 
 [[package]]
 name = "bumpalo"
-version = "3.4.0"
+version = "3.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e8c087f005730276d1096a652e92a8bacee2e2472bcc9715a74d2bec38b5820"
+checksum = "9c59e7af012c713f529e7a3ee57ce9b31ddd858d4b512923602f74608b009631"
 
 [[package]]
 name = "byteorder"
-version = "1.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae44d1a3d5a19df61dd0c8beb138458ac2a53a7ac09eba97d55592540004306b"
-
-[[package]]
-name = "bytes"
-version = "0.5.6"
+version = "1.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0e4cec68f03f32e44924783795810fa50a7035d8c8ebe78580ad7e6c703fba38"
+checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
 
 [[package]]
 name = "bytes"
-version = "1.0.0"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ad1f8e949d755f9d79112b5bb46938e0ef9d3804a0b16dfab13aafcaa5f0fa72"
+checksum = "b700ce4376041dcd0a327fd0097c41095743c4c8af8887265942faf1100bd040"
 
 [[package]]
 name = "candid"
-version = "0.6.12"
-source = "git+https://github.com/dfinity/candid?branch=master#3b3637e16d804591ddb5118e342a8330cafea7b2"
+version = "0.7.0"
+source = "git+https://github.com/dfinity/candid?branch=master#b7b4f9bd9f1bebe97e1a7edafdd9e579c534ed70"
 dependencies = [
+ "anyhow",
+ "binread",
  "byteorder",
  "candid_derive",
  "codespan-reporting",
@@ -182,31 +189,32 @@ dependencies = [
  "lalrpop-util",
  "leb128",
  "logos",
- "num-bigint 0.3.1",
+ "num-bigint 0.4.0",
  "num-traits 0.2.14",
  "num_enum",
  "paste",
  "pretty",
  "serde",
+ "serde_bytes",
  "thiserror",
 ]
 
 [[package]]
 name = "candid_derive"
-version = "0.4.2"
-source = "git+https://github.com/dfinity/candid?branch=master#3b3637e16d804591ddb5118e342a8330cafea7b2"
+version = "0.4.4"
+source = "git+https://github.com/dfinity/candid?branch=master#b7b4f9bd9f1bebe97e1a7edafdd9e579c534ed70"
 dependencies = [
  "lazy_static",
- "proc-macro2 1.0.24",
- "quote 1.0.8",
- "syn 1.0.58",
+ "proc-macro2 1.0.27",
+ "quote 1.0.9",
+ "syn 1.0.72",
 ]
 
 [[package]]
 name = "cc"
-version = "1.0.66"
+version = "1.0.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c0496836a84f8d0495758516b8621a622beb77c0fed418570e50764093ced48"
+checksum = "4a72c244c1ff497a746a7e1fb3d14bd08420ecda70c8f25c7112f2781652d787"
 
 [[package]]
 name = "cfg-if"
@@ -230,7 +238,7 @@ dependencies = [
  "num-integer",
  "num-traits 0.2.14",
  "time",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -250,9 +258,9 @@ dependencies = [
 
 [[package]]
 name = "codespan-reporting"
-version = "0.9.5"
+version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e0762455306b1ed42bc651ef6a2197aabda5e1d4a43c34d5eab5c1a3634e81d"
+checksum = "3538270d33cc669650c4b093848450d380def10c331d38c768e34cac80576e6e"
 dependencies = [
  "termcolor",
  "unicode-width",
@@ -264,18 +272,6 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0dbbb57365263e881e805dc77d94697c9118fd94d8da011240555aa7b23445bd"
 
-[[package]]
-name = "const_fn"
-version = "0.4.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28b9d6de7f49e22cf97ad17fc4036ece69300032f45f78f30b4a4482cdc3f4a6"
-
-[[package]]
-name = "constant_time_eq"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
-
 [[package]]
 name = "core-foundation"
 version = "0.9.1"
@@ -293,10 +289,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ea221b5284a47e40033bf9b66f35f984ec0ea2931eb03505246cd27a963f981b"
 
 [[package]]
-name = "cpuid-bool"
-version = "0.1.2"
+name = "cpufeatures"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8aebca1129a03dc6dc2b127edd729435bbc4a37e1d5f4d7513165089ceb02634"
+checksum = "ed00c67cb5d0a7d64a44f6ad2668db7e7530311dd53ea79bcd4fb022c64911c8"
+dependencies = [
+ "libc",
+]
 
 [[package]]
 name = "crc32fast"
@@ -309,9 +308,9 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-channel"
-version = "0.5.0"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dca26ee1f8d361640700bde38b2c37d8c22b3ce2d360e1fc1c74ea4b0aa7d775"
+checksum = "06ed27e177f16d65f0f0c22a213e17c696ace5dd64b14258b52f9417ccb52db4"
 dependencies = [
  "cfg-if 1.0.0",
  "crossbeam-utils",
@@ -330,12 +329,11 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-epoch"
-version = "0.9.1"
+version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a1aaa739f95311c2c7887a76863f500026092fb1dce0161dab577e559ef3569d"
+checksum = "4ec02e091aa634e2c3ada4a392989e7c3116673ef0ac5b72232439094d73b7fd"
 dependencies = [
  "cfg-if 1.0.0",
- "const_fn",
  "crossbeam-utils",
  "lazy_static",
  "memoffset",
@@ -344,11 +342,10 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.8.1"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "02d96d1e189ef58269ebe5b97953da3274d83a93af647c2ddd6f9dab28cedb8d"
+checksum = "d82cfc11ce7f2c3faef78d8a684447b40d503d9681acebed6cb728d45940c4db"
 dependencies = [
- "autocfg",
  "cfg-if 1.0.0",
  "lazy_static",
 ]
@@ -369,21 +366,15 @@ dependencies = [
  "byteorder",
 ]
 
-[[package]]
-name = "delay"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "da251be9c00cade565f17c1ce87232ad626e32c506774288ca4970094642693d"
-
 [[package]]
 name = "derivative"
-version = "2.1.3"
+version = "2.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eaed5874effa6cde088c644ddcdcb4ffd1511391c5be4fdd7a5ccd02c7e4a183"
+checksum = "fcc3dd5e9e9c0b295d6e1e4d811fb6f157d5ffd784b8d202fc62eac8035a770b"
 dependencies = [
- "proc-macro2 1.0.24",
- "quote 1.0.8",
- "syn 1.0.58",
+ "proc-macro2 1.0.27",
+ "quote 1.0.9",
+ "syn 1.0.72",
 ]
 
 [[package]]
@@ -402,14 +393,24 @@ dependencies = [
 ]
 
 [[package]]
-name = "dirs"
-version = "1.0.5"
+name = "dirs-next"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b98cf8ebf19c3d1b223e151f99a4f9f0690dca41414773390fc824184ac833e1"
+dependencies = [
+ "cfg-if 1.0.0",
+ "dirs-sys-next",
+]
+
+[[package]]
+name = "dirs-sys-next"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3fd78930633bd1c6e35c4b42b1df7b0cbc6bc191146e512bb3bedf243fcc3901"
+checksum = "4ebda144c4fe02d1f7ea1a7d9641b6fc6b580adcfa024ae48797ecdeb6825b4d"
 dependencies = [
  "libc",
  "redox_users",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -429,9 +430,9 @@ dependencies = [
 
 [[package]]
 name = "encoding_rs"
-version = "0.8.26"
+version = "0.8.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "801bbab217d7f79c0062f4f7205b5d4427c6d1a7bd7aafdd1475f7c59d62b283"
+checksum = "80df024fbc5ac80f87dfef0d9f5209a252f2a497f7f42944cff24d8253cac065"
 dependencies = [
  "cfg-if 1.0.0",
 ]
@@ -504,9 +505,9 @@ checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
 
 [[package]]
 name = "form_urlencoded"
-version = "1.0.0"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ece68d15c92e84fa4f19d3780f1294e5ca82a78a6d515f1efaabcc144688be00"
+checksum = "5fc25a87fa4fd2094bffb06925852034d90a17f0d1e05197d4956d3555752191"
 dependencies = [
  "matches",
  "percent-encoding",
@@ -518,27 +519,11 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a06f77d526c1a601b7c4cdd98f54b5eaabffc14d5f2f0296febdc7f357c6d3ba"
 
-[[package]]
-name = "fuchsia-zircon"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
-dependencies = [
- "bitflags 1.2.1",
- "fuchsia-zircon-sys",
-]
-
-[[package]]
-name = "fuchsia-zircon-sys"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
-
 [[package]]
 name = "futures"
-version = "0.3.9"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c70be434c505aee38639abccb918163b63158a4b4bb791b45b7023044bdc3c9c"
+checksum = "0e7e43a803dae2fa37c1f6a8fe121e1f7bf9548b4dfc0522a42f34145dadfc27"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -551,9 +536,9 @@ dependencies = [
 
 [[package]]
 name = "futures-channel"
-version = "0.3.9"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f01c61843314e95f96cc9245702248733a3a3d744e43e2e755e3c7af8348a0a9"
+checksum = "e682a68b29a882df0545c143dc3646daefe80ba479bcdede94d5a703de2871e2"
 dependencies = [
  "futures-core",
  "futures-sink",
@@ -561,15 +546,15 @@ dependencies = [
 
 [[package]]
 name = "futures-core"
-version = "0.3.9"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db8d3b0917ff63a2a96173133c02818fac4a746b0a57569d3baca9ec0e945e08"
+checksum = "0402f765d8a89a26043b889b26ce3c4679d268fa6bb22cd7c6aad98340e179d1"
 
 [[package]]
 name = "futures-executor"
-version = "0.3.9"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ee9ca2f7eb4475772cf39dd1cd06208dce2670ad38f4d9c7262b3e15f127068"
+checksum = "badaa6a909fac9e7236d0620a2f57f7664640c56575b71a7552fbd68deafab79"
 dependencies = [
  "futures-core",
  "futures-task",
@@ -578,43 +563,42 @@ dependencies = [
 
 [[package]]
 name = "futures-io"
-version = "0.3.9"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e37c1a51b037b80922864b8eed90692c5cd8abd4c71ce49b77146caa47f3253b"
+checksum = "acc499defb3b348f8d8f3f66415835a9131856ff7714bf10dadfc4ec4bdb29a1"
 
 [[package]]
 name = "futures-macro"
-version = "0.3.9"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f8719ca0e1f3c5e34f3efe4570ef2c0610ca6da85ae7990d472e9cbfba13664"
+checksum = "a4c40298486cdf52cc00cd6d6987892ba502c7656a16a4192a9992b1ccedd121"
 dependencies = [
+ "autocfg",
  "proc-macro-hack",
- "proc-macro2 1.0.24",
- "quote 1.0.8",
- "syn 1.0.58",
+ "proc-macro2 1.0.27",
+ "quote 1.0.9",
+ "syn 1.0.72",
 ]
 
 [[package]]
 name = "futures-sink"
-version = "0.3.9"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6adabac1290109cfa089f79192fb6244ad2c3f1cc2281f3e1dd987592b71feb"
+checksum = "a57bead0ceff0d6dde8f465ecd96c9338121bb7717d3e7b108059531870c4282"
 
 [[package]]
 name = "futures-task"
-version = "0.3.9"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a92a0843a2ff66823a8f7c77bffe9a09be2b64e533562c412d63075643ec0038"
-dependencies = [
- "once_cell",
-]
+checksum = "8a16bef9fc1a4dddb5bee51c989e3fbba26569cbb0e31f5b303c184e3dd33dae"
 
 [[package]]
 name = "futures-util"
-version = "0.3.9"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "036a2107cdeb57f6d7322f1b6c363dad67cd63ca3b7d1b925bdf75bd5d96cda9"
+checksum = "feb5c238d27e2bf94ffdfd27b2c29e3df4a68c4193bb6427384259e2bf191967"
 dependencies = [
+ "autocfg",
  "futures-channel",
  "futures-core",
  "futures-io",
@@ -622,13 +606,22 @@ dependencies = [
  "futures-sink",
  "futures-task",
  "memchr",
- "pin-project-lite 0.2.3",
+ "pin-project-lite",
  "pin-utils",
  "proc-macro-hack",
  "proc-macro-nested",
  "slab",
 ]
 
+[[package]]
+name = "garcon"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e83fb8961dcd3c26123863998521ae4d07e5e5aa8fb50b503380448f2e0ea069"
+dependencies = [
+ "futures-util",
+]
+
 [[package]]
 name = "generic-array"
 version = "0.14.4"
@@ -659,6 +652,17 @@ dependencies = [
  "wasi 0.9.0+wasi-snapshot-preview1",
 ]
 
+[[package]]
+name = "getrandom"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7fcd999463524c52659517fe2cea98493cfe485d10565e7b0fb07dbba7ad2753"
+dependencies = [
+ "cfg-if 1.0.0",
+ "libc",
+ "wasi 0.10.2+wasi-snapshot-preview1",
+]
+
 [[package]]
 name = "gif"
 version = "0.9.2"
@@ -677,11 +681,11 @@ checksum = "8be18de09a56b60ed0edf84bc9df007e30040691af7acd1c41874faac5895bfb"
 
 [[package]]
 name = "h2"
-version = "0.2.7"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e4728fd124914ad25e99e3d15a9361a879f6620f63cb56bbb08f95abb97a535"
+checksum = "825343c4eef0b63f541f8903f395dc5beb362a979b5799a84062527ef1e37726"
 dependencies = [
- "bytes 0.5.6",
+ "bytes",
  "fnv",
  "futures-core",
  "futures-sink",
@@ -692,14 +696,13 @@ dependencies = [
  "tokio",
  "tokio-util",
  "tracing",
- "tracing-futures",
 ]
 
 [[package]]
 name = "half"
-version = "1.6.0"
+version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d36fab90f82edc3c747f9d438e06cf0a491055896f2a279638bb5beed6c40177"
+checksum = "62aca2aba2d62b4a7f5b33f3712cb1b0692779a56fb510499d5c0aa594daeaf3"
 
 [[package]]
 name = "hashbrown"
@@ -709,60 +712,61 @@ checksum = "d7afe4a420e3fe79967a00898cc1f4db7c8a49a9333a29f8a4bd76a253d5cd04"
 
 [[package]]
 name = "heck"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "87cbf45460356b7deeb5e3415b5563308c0a9b057c85e12b06ad551f98d0a6ac"
+checksum = "6d621efb26863f0e9924c6ac577e8275e5e6b77455db64ffa6c65c904e9e132c"
 dependencies = [
  "unicode-segmentation",
 ]
 
 [[package]]
 name = "hermit-abi"
-version = "0.1.17"
+version = "0.1.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5aca5565f760fb5b220e499d72710ed156fdb74e631659e99377d9ebfbd13ae8"
+checksum = "322f4de77956e22ed0e5032c359a0f1273f1f7f0d79bfa3b8ffbc730d7fbcc5c"
 dependencies = [
  "libc",
 ]
 
 [[package]]
 name = "hex"
-version = "0.4.2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "644f9158b2f133fd50f5fb3242878846d9eb792e445c893805ff0e3824006e35"
+checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
 [[package]]
 name = "http"
-version = "0.2.3"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7245cd7449cc792608c3c8a9eaf69bd4eabbabf802713748fd739c98b82f0747"
+checksum = "527e8c9ac747e28542699a951517aa9a6945af506cd1f2e1b53a576c17b6cc11"
 dependencies = [
- "bytes 1.0.0",
+ "bytes",
  "fnv",
  "itoa",
 ]
 
 [[package]]
 name = "http-body"
-version = "0.3.1"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "13d5ff830006f7646652e057693569bfe0d51760c0085a071769d142a205111b"
+checksum = "60daa14be0e0786db0f03a9e57cb404c9d756eed2b6c62b9ea98ec5743ec75a9"
 dependencies = [
- "bytes 0.5.6",
+ "bytes",
  "http",
+ "pin-project-lite",
 ]
 
 [[package]]
 name = "httparse"
-version = "1.3.4"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd179ae861f0c2e53da70d892f5f3029f9594be0c41dc5269cd371691b1dc2f9"
+checksum = "f3a87b616e37e93c22fb19bcd386f02f3af5ea98a25670ad0fce773de23c5e68"
 
 [[package]]
 name = "httpdate"
-version = "0.3.2"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "494b4d60369511e7dea41cf646832512a94e542f68bb9c49e54518e0f468eb47"
+checksum = "6456b8a6c8f33fee7d958fcd1b60d55b11940a79e63ae87013e6d22e26034440"
 
 [[package]]
 name = "humantime"
@@ -775,11 +779,11 @@ dependencies = [
 
 [[package]]
 name = "hyper"
-version = "0.13.9"
+version = "0.14.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6ad767baac13b44d4529fcf58ba2cd0995e36e7b435bc5b039de6f47e880dbf"
+checksum = "07d6baa1b441335f3ce5098ac421fb6547c46dda735ca1bc6d0153c838f9dd83"
 dependencies = [
- "bytes 0.5.6",
+ "bytes",
  "futures-channel",
  "futures-core",
  "futures-util",
@@ -789,7 +793,7 @@ dependencies = [
  "httparse",
  "httpdate",
  "itoa",
- "pin-project 1.0.4",
+ "pin-project-lite",
  "socket2",
  "tokio",
  "tower-service",
@@ -799,11 +803,10 @@ dependencies = [
 
 [[package]]
 name = "hyper-rustls"
-version = "0.21.0"
+version = "0.22.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37743cc83e8ee85eacfce90f2f4102030d9ff0a95244098d781e9bee4a90abb6"
+checksum = "5f9f7a97316d44c0af9b0301e65010573a853a9fc97046d7331d7f6bc0fd5a64"
 dependencies = [
- "bytes 0.5.6",
  "futures-util",
  "hyper",
  "log",
@@ -815,31 +818,33 @@ dependencies = [
 
 [[package]]
 name = "hyper-tls"
-version = "0.4.3"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d979acc56dcb5b8dddba3917601745e877576475aa046df3226eabdecef78eed"
+checksum = "d6183ddfa99b85da61a140bea0efc93fdf56ceaa041b37d553518030827f9905"
 dependencies = [
- "bytes 0.5.6",
+ "bytes",
  "hyper",
  "native-tls",
  "tokio",
- "tokio-tls",
+ "tokio-native-tls",
 ]
 
 [[package]]
 name = "ic-agent"
-version = "0.1.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e4f6a23a0b19832123b08413b698b136de41a804d347966e2108f6491105120"
+checksum = "f387a01f0e2ca67484b1074ed202c1c2874dd3ed0bb173a6613d8c2e11e7fbc8"
 dependencies = [
  "async-trait",
  "base32",
  "base64 0.12.3",
  "byteorder",
- "delay",
+ "garcon",
  "hex",
+ "http",
  "ic-types",
  "leb128",
+ "mime",
  "openssl",
  "pem",
  "rand 0.7.3",
@@ -849,20 +854,23 @@ dependencies = [
  "serde",
  "serde_bytes",
  "serde_cbor 0.11.1",
+ "simple_asn1",
  "thiserror",
  "url",
- "webpki-roots",
+ "webpki-roots 0.20.0",
 ]
 
 [[package]]
 name = "ic-types"
-version = "0.1.2"
+version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "968dbc1cc04bf93e94c2ffd3cb370c451d2136425dd38e9ed4cc5ca425d737af"
+checksum = "e80baa984981300b80bc45a589ebb49ed09738be532db025f9a94fc6f88bf77d"
 dependencies = [
  "base32",
  "crc32fast",
+ "hex",
  "serde",
+ "serde_bytes",
  "sha2",
  "thiserror",
 ]
@@ -874,10 +882,10 @@ dependencies = [
  "candid",
  "chrono",
  "clap",
- "delay",
  "engiffen",
  "env_logger",
  "futures",
+ "garcon",
  "hex",
  "ic-agent",
  "ic-types",
@@ -897,9 +905,9 @@ dependencies = [
 
 [[package]]
 name = "idna"
-version = "0.2.0"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "02e2673c30ee86b5b96a9cb52ad15718aa1f966f5ab9ad54a8b95d5ca33120a9"
+checksum = "418a0a6fab821475f634efe3ccc45c013f742efe03d853e8d3355d5cb850ecf8"
 dependencies = [
  "matches",
  "unicode-bidi",
@@ -925,9 +933,9 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "1.6.1"
+version = "1.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4fb1fa934250de4de8aef298d81c729a7d33d8c239daa3a7575e6b92bfc7313b"
+checksum = "824845a0bf897a9042383849b02c1bc219c2383772efcd5c6f9766fa4b81aef3"
 dependencies = [
  "autocfg",
  "hashbrown",
@@ -940,12 +948,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d1238524675af3938a7c74980899535854b88ba07907bb1c944abe5b8fc437e5"
 
 [[package]]
-name = "iovec"
-version = "0.1.4"
+name = "instant"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
+checksum = "61124eeebbd69b8190558df225adf7e4caafce0d743919e5d6b19652314ec5ec"
 dependencies = [
- "libc",
+ "cfg-if 1.0.0",
 ]
 
 [[package]]
@@ -956,9 +964,9 @@ checksum = "47be2f14c678be2fdcab04ab1171db51b2762ce6f0a8ee87c8dd4a04ed216135"
 
 [[package]]
 name = "itertools"
-version = "0.9.0"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "284f18f85651fe11e8a991b2adb42cb078325c996ed026d994719efcfca1d54b"
+checksum = "37d572918e350e82412fe766d24b15e6682fb2ed2bbe018280caa810397cb319"
 dependencies = [
  "either",
 ]
@@ -971,33 +979,22 @@ checksum = "dd25036021b0de88a0aff6b850051563c6516d0bf53f8638938edbb9de732736"
 
 [[package]]
 name = "jpeg-decoder"
-version = "0.1.20"
+version = "0.1.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc797adac5f083b8ff0ca6f6294a999393d76e197c36488e2ef732c4715f6fa3"
+checksum = "229d53d58899083193af11e15917b5640cd40b29ff475a1fe4ef725deb02d0f2"
 dependencies = [
- "byteorder",
- "rayon 1.5.0",
+ "rayon 1.5.1",
 ]
 
 [[package]]
 name = "js-sys"
-version = "0.3.46"
+version = "0.3.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf3d7383929f7c9c7c2d0fa596f325832df98c3704f2c60553080f7127a58175"
+checksum = "83bdfbace3a0e81a4253f73b49e960b053e396a11012cbd49b9b74d6a2b67062"
 dependencies = [
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "kernel32-sys"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
-dependencies = [
- "winapi 0.2.8",
- "winapi-build",
-]
-
 [[package]]
 name = "lab"
 version = "0.4.4"
@@ -1006,9 +1003,9 @@ checksum = "3a64962bc9bbcb88bef4875b29ab6123fe79a026ebc84f4efb94d7bf57799140"
 
 [[package]]
 name = "lalrpop"
-version = "0.19.4"
+version = "0.19.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4a71d75b267b3299da9ccff4dd80d73325b5d8adcd76fe97cf92725eb7c6f122"
+checksum = "b15174f1c529af5bf1283c3bc0058266b483a67156f79589fab2a25e23cf8988"
 dependencies = [
  "ascii-canvas",
  "atty",
@@ -1024,14 +1021,14 @@ dependencies = [
  "string_cache",
  "term",
  "tiny-keccak",
- "unicode-xid 0.2.1",
+ "unicode-xid 0.2.2",
 ]
 
 [[package]]
 name = "lalrpop-util"
-version = "0.19.4"
+version = "0.19.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ebbd90154472db6267a7d28ca08fea7788e5619fef10f2398155cb74c08f77a"
+checksum = "d3e58cce361efcc90ba8a0a5f982c741ff86b603495bb15a998412e957dcd278"
 dependencies = [
  "regex",
 ]
@@ -1050,40 +1047,49 @@ checksum = "3576a87f2ba00f6f106fdfcd16db1d698d648a26ad8e0573cad8537c3c362d2a"
 
 [[package]]
 name = "libc"
-version = "0.2.82"
+version = "0.2.95"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "789da6d93f1b866ffe175afc5322a4d76c038605a1c3319bb57b06967ca98a36"
+
+[[package]]
+name = "lock_api"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89203f3fba0a3795506acaad8ebce3c80c0af93f994d5a1d7a0b1eeb23271929"
+checksum = "0382880606dff6d15c9476c416d18690b72742aa7b605bb6dd6ec9030fbf07eb"
+dependencies = [
+ "scopeguard",
+]
 
 [[package]]
 name = "log"
-version = "0.4.11"
+version = "0.4.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4fabed175da42fed1fa0746b0ea71f412aa9d35e76e95e59b192c64b9dc2bf8b"
+checksum = "51b9bbe6c47d51fc3e1a9b945965946b4c44142ab8792c50835a980d362c2710"
 dependencies = [
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
 ]
 
 [[package]]
 name = "logos"
-version = "0.11.4"
+version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b91c49573597a5d6c094f9031617bb1fed15c0db68c81e6546d313414ce107e4"
+checksum = "427e2abca5be13136da9afdbf874e6b34ad9001dd70f2b103b083a85daa7b345"
 dependencies = [
  "logos-derive",
 ]
 
 [[package]]
 name = "logos-derive"
-version = "0.11.5"
+version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "797b1f8a0571b331c1b47e7db245af3dc634838da7a92b3bef4e30376ae1c347"
+checksum = "56a7d287fd2ac3f75b11f19a1c8a874a7d55744bd91f7a1b3e7cf87d4343c36d"
 dependencies = [
  "beef",
  "fnv",
- "proc-macro2 1.0.24",
- "quote 1.0.8",
+ "proc-macro2 1.0.27",
+ "quote 1.0.9",
  "regex-syntax",
- "syn 1.0.58",
+ "syn 1.0.72",
  "utf8-ranges",
 ]
 
@@ -1101,15 +1107,15 @@ checksum = "7ffc5c5338469d4d3ea17d269fa8ea3512ad247247c30bd2df69e68309ed0a08"
 
 [[package]]
 name = "memchr"
-version = "2.3.4"
+version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ee1c47aaa256ecabcaea351eae4a9b01ef39ed810004e298d2511ed284b1525"
+checksum = "b16bd47d9e329435e309c58469fe0791c2d0d1ba96ec0954152a5ae2b04387dc"
 
 [[package]]
 name = "memoffset"
-version = "0.6.1"
+version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "157b4208e3059a8f9e78d559edc658e13df41410cb3ae03979c83130067fdd87"
+checksum = "59accc507f1338036a0477ef61afdae33cde60840f4dfe481319ce3ad116ddf9"
 dependencies = [
  "autocfg",
 ]
@@ -1120,45 +1126,26 @@ version = "0.3.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"
 
-[[package]]
-name = "mime_guess"
-version = "2.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2684d4c2e97d99848d30b324b00c8fcc7e5c897b7cbb5819b09e7c90e8baf212"
-dependencies = [
- "mime",
- "unicase",
-]
-
 [[package]]
 name = "mio"
-version = "0.6.23"
+version = "0.7.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4afd66f5b91bf2a3bc13fad0e21caedac168ca4c707504e75585648ae80e4cc4"
+checksum = "cf80d3e903b34e0bd7282b218398aec54e082c840d9baf8339e0080a0c542956"
 dependencies = [
- "cfg-if 0.1.10",
- "fuchsia-zircon",
- "fuchsia-zircon-sys",
- "iovec",
- "kernel32-sys",
  "libc",
  "log",
  "miow",
- "net2",
- "slab",
- "winapi 0.2.8",
+ "ntapi",
+ "winapi",
 ]
 
 [[package]]
 name = "miow"
-version = "0.2.2"
+version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ebd808424166322d4a38da87083bfddd3ac4c131334ed55856112eb06d46944d"
+checksum = "b9f1c5b025cda876f66ef43a113f91ebc9f4ccef34843000e0adf6ebbab84e21"
 dependencies = [
- "kernel32-sys",
- "net2",
- "winapi 0.2.8",
- "ws2_32-sys",
+ "winapi",
 ]
 
 [[package]]
@@ -1179,23 +1166,21 @@ dependencies = [
  "tempfile",
 ]
 
-[[package]]
-name = "net2"
-version = "0.2.37"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "391630d12b68002ae1e25e8f974306474966550ad82dac6886fb8910c19568ae"
-dependencies = [
- "cfg-if 0.1.10",
- "libc",
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "new_debug_unreachable"
 version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e4a24736216ec316047a1fc4252e27dabb04218aa4a3f37c6e7ddbf1f9782b54"
 
+[[package]]
+name = "ntapi"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f6bb902e437b6d86e03cce10a7e2af662292c5dfef23b65899ea3ac9354ad44"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "num-bigint"
 version = "0.2.6"
@@ -1209,9 +1194,9 @@ dependencies = [
 
 [[package]]
 name = "num-bigint"
-version = "0.3.1"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e9a41747ae4633fce5adffb4d2e81ffc5e89593cb19917f8fb2cc5ff76507bf"
+checksum = "4e0d047c1062aa51e256408c560894e5251f08925980e53cf1aa5bd00eec6512"
 dependencies = [
  "autocfg",
  "num-integer",
@@ -1294,16 +1279,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1c0fd9eba1d5db0994a239e09c1be402d35622277e35468ba891aa5e3188ce7e"
 dependencies = [
  "proc-macro-crate",
- "proc-macro2 1.0.24",
- "quote 1.0.8",
- "syn 1.0.58",
+ "proc-macro2 1.0.27",
+ "quote 1.0.9",
+ "syn 1.0.72",
 ]
 
 [[package]]
 name = "once_cell"
-version = "1.5.2"
+version = "1.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "13bd41f508810a131401606d54ac32a467c97172d74ba7662562ebba5ad07fa0"
+checksum = "af8b08b04175473088b46763e51ee54da5f9a164bc162f615b91bc179dbf15a3"
 
 [[package]]
 name = "opaque-debug"
@@ -1313,29 +1298,29 @@ checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
 
 [[package]]
 name = "openssl"
-version = "0.10.32"
+version = "0.10.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "038d43985d1ddca7a9900630d8cd031b56e4794eecc2e9ea39dd17aa04399a70"
+checksum = "6d7830286ad6a3973c0f1d9b73738f69c76b739301d0229c4b96501695cbe4c8"
 dependencies = [
  "bitflags 1.2.1",
  "cfg-if 1.0.0",
  "foreign-types",
- "lazy_static",
  "libc",
+ "once_cell",
  "openssl-sys",
 ]
 
 [[package]]
 name = "openssl-probe"
-version = "0.1.2"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77af24da69f9d9341038eba93a073b1fdaaa1b788221b00a69bce9e762cb32de"
+checksum = "28988d872ab76095a6e6ac88d99b54fd267702734fd7ffe610ca27f533ddb95a"
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.60"
+version = "0.9.63"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "921fc71883267538946025deffb622905ecad223c28efbfdef9bb59a0175f3e6"
+checksum = "b6b0d6fb7d80f877617dfcb014e605e2b5ab2fb0afdf27935219bb6bd984cb98"
 dependencies = [
  "autocfg",
  "cc",
@@ -1344,17 +1329,42 @@ dependencies = [
  "vcpkg",
 ]
 
+[[package]]
+name = "parking_lot"
+version = "0.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d7744ac029df22dca6284efe4e898991d28e3085c706c972bcd7da4a27a15eb"
+dependencies = [
+ "instant",
+ "lock_api",
+ "parking_lot_core",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fa7a782938e745763fe6907fc6ba86946d72f49fe7e21de074e08128a99fb018"
+dependencies = [
+ "cfg-if 1.0.0",
+ "instant",
+ "libc",
+ "redox_syscall",
+ "smallvec",
+ "winapi",
+]
+
 [[package]]
 name = "paste"
-version = "1.0.4"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c5d65c4d95931acda4498f675e332fcbdc9a06705cd07086c510e9b6009cd1c1"
+checksum = "acbf547ad0c65e31259204bd90935776d1c693cec2f4ff7abb7a1bbbd40dfe58"
 
 [[package]]
 name = "pem"
-version = "0.8.2"
+version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4c220d01f863d13d96ca82359d1e81e64a7c6bf0637bcde7b2349630addf0c6"
+checksum = "fd56cbd21fea48d0c440b41cd69c589faacade08c992d9a54e471b79d0fd13eb"
 dependencies = [
  "base64 0.13.0",
  "once_cell",
@@ -1388,61 +1398,15 @@ dependencies = [
 
 [[package]]
 name = "pico-args"
-version = "0.3.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28b9b4df73455c861d7cbf8be42f01d3b373ed7f02e378d55fa84eafc6f638b1"
-
-[[package]]
-name = "pin-project"
-version = "0.4.27"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2ffbc8e94b38ea3d2d8ba92aea2983b503cd75d0888d75b86bb37970b5698e15"
-dependencies = [
- "pin-project-internal 0.4.27",
-]
-
-[[package]]
-name = "pin-project"
-version = "1.0.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95b70b68509f17aa2857863b6fa00bf21fc93674c7a8893de2f469f6aa7ca2f2"
-dependencies = [
- "pin-project-internal 1.0.4",
-]
-
-[[package]]
-name = "pin-project-internal"
-version = "0.4.27"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "65ad2ae56b6abe3a1ee25f15ee605bacadb9a764edaba9c2bf4103800d4a1895"
-dependencies = [
- "proc-macro2 1.0.24",
- "quote 1.0.8",
- "syn 1.0.58",
-]
-
-[[package]]
-name = "pin-project-internal"
-version = "1.0.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "caa25a6393f22ce819b0f50e0be89287292fda8d425be38ee0ca14c4931d9e71"
-dependencies = [
- "proc-macro2 1.0.24",
- "quote 1.0.8",
- "syn 1.0.58",
-]
-
-[[package]]
-name = "pin-project-lite"
-version = "0.1.11"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c917123afa01924fc84bb20c4c03f004d9c38e5127e3c039bbf7f4b9c76a2f6b"
+checksum = "db8bcd96cb740d03149cbad5518db9fd87126a10ab519c011893b1754134c468"
 
 [[package]]
 name = "pin-project-lite"
-version = "0.2.3"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba36e0a6cc5a4c645073f4984f1ed55d09f5857d4de7c14550baa81a39ef5a17"
+checksum = "dc0e1f259c92177c30a4c9d177246edd0a3568b25756a977d0632cf8fa37e905"
 
 [[package]]
 name = "pin-utils"
@@ -1507,9 +1471,9 @@ checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
 
 [[package]]
 name = "proc-macro-nested"
-version = "0.1.6"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eba180dafb9038b050a4c280019bbedf9f2467b61e5d892dcad585bb57aadc5a"
+checksum = "bc881b2c22681370c6a780e47af9840ef841837bc98118431d4e1868bd0c1086"
 
 [[package]]
 name = "proc-macro2"
@@ -1522,11 +1486,11 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.24"
+version = "1.0.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e0704ee1a7e00d7bb417d0770ea303c1bccbabf0ef1667dae92b5967f5f8a71"
+checksum = "f0d8caf72986c1a598726adc988bb5984792ef84f5ee5aa50209145ee8077038"
 dependencies = [
- "unicode-xid 0.2.1",
+ "unicode-xid 0.2.2",
 ]
 
 [[package]]
@@ -1546,11 +1510,11 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.8"
+version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "991431c3519a3f36861882da93630ce66b52918dcf1b8e2fd66b397fc96f28df"
+checksum = "c3d0b9745dc2debf507c8422de05d7226cc1f0644216dfdfead988f9b1ab32a7"
 dependencies = [
- "proc-macro2 1.0.24",
+ "proc-macro2 1.0.27",
 ]
 
 [[package]]
@@ -1573,7 +1537,7 @@ dependencies = [
  "libc",
  "rand_core 0.3.1",
  "rdrand",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1582,11 +1546,23 @@ version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03"
 dependencies = [
- "getrandom",
+ "getrandom 0.1.16",
  "libc",
- "rand_chacha",
+ "rand_chacha 0.2.2",
  "rand_core 0.5.1",
- "rand_hc",
+ "rand_hc 0.2.0",
+]
+
+[[package]]
+name = "rand"
+version = "0.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ef9e7e66b4468674bfcb0c81af8b7fa0bb154fa9f28eb840da5c447baeb8d7e"
+dependencies = [
+ "libc",
+ "rand_chacha 0.3.0",
+ "rand_core 0.6.2",
+ "rand_hc 0.3.0",
 ]
 
 [[package]]
@@ -1599,6 +1575,16 @@ dependencies = [
  "rand_core 0.5.1",
 ]
 
+[[package]]
+name = "rand_chacha"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e12735cf05c9e10bf21534da50a147b924d555dc7a547c42e6bb2d5b6017ae0d"
+dependencies = [
+ "ppv-lite86",
+ "rand_core 0.6.2",
+]
+
 [[package]]
 name = "rand_core"
 version = "0.3.1"
@@ -1620,7 +1606,16 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
 dependencies = [
- "getrandom",
+ "getrandom 0.1.16",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34cf66eb183df1c5876e2dcf6b13d57340741e8dc255b48e40a26de954d06ae7"
+dependencies = [
+ "getrandom 0.2.3",
 ]
 
 [[package]]
@@ -1632,6 +1627,15 @@ dependencies = [
  "rand_core 0.5.1",
 ]
 
+[[package]]
+name = "rand_hc"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3190ef7066a446f2e7f42e239d161e905420ccab01eb967c9eb27d21b2322a73"
+dependencies = [
+ "rand_core 0.6.2",
+]
+
 [[package]]
 name = "rayon"
 version = "0.7.1"
@@ -1643,9 +1647,9 @@ dependencies = [
 
 [[package]]
 name = "rayon"
-version = "1.5.0"
+version = "1.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b0d8e0819fadc20c74ea8373106ead0600e3a67ef1fe8da56e39b9ae7275674"
+checksum = "c06aca804d41dbc8ba42dfd964f0d01334eceb64314b9ecf7c5fad5188a06d90"
 dependencies = [
  "autocfg",
  "crossbeam-deque",
@@ -1655,9 +1659,9 @@ dependencies = [
 
 [[package]]
 name = "rayon-core"
-version = "1.9.0"
+version = "1.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ab346ac5921dc62ffa9f89b7a773907511cdfa5490c572ae9be1be33e8afa4a"
+checksum = "d78120e2c850279833f1dd3582f730c4ab53ed95aeaaaa862a2a5c71b1656d8e"
 dependencies = [
  "crossbeam-channel",
  "crossbeam-deque",
@@ -1677,38 +1681,39 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.1.57"
+version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
+checksum = "742739e41cd49414de871ea5e549afb7e2a3ac77b589bcbebe8c82fab37147fc"
+dependencies = [
+ "bitflags 1.2.1",
+]
 
 [[package]]
 name = "redox_users"
-version = "0.3.5"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "de0737333e7a9502c789a36d7c7fa6092a49895d4faa31ca5df163857ded2e9d"
+checksum = "528532f3d801c87aec9def2add9ca802fe569e44a544afe633765267840abe64"
 dependencies = [
- "getrandom",
+ "getrandom 0.2.3",
  "redox_syscall",
- "rust-argon2",
 ]
 
 [[package]]
 name = "regex"
-version = "1.4.3"
+version = "1.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9251239e129e16308e70d853559389de218ac275b515068abc96829d05b948a"
+checksum = "d07a8629359eb56f1e2fb1652bb04212c072a87ba68546a04065d525673ac461"
 dependencies = [
  "aho-corasick",
  "memchr",
  "regex-syntax",
- "thread_local",
 ]
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.22"
+version = "0.6.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5eb417147ba9860a96cfe72a0b93bf88fee1744b5636ec99ab20c1aa9376581"
+checksum = "f497285884f3fcff424ffc933e56d7cbca511def0c9831a7f9b5f6153e3cc89b"
 
 [[package]]
 name = "remove_dir_all"
@@ -1716,17 +1721,17 @@ version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3acd125665422973a33ac9d3dd2df85edad0f4ae9b00dafb1a05e43a9f5ef8e7"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
 name = "reqwest"
-version = "0.10.10"
+version = "0.11.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0718f81a8e14c4dbb3b34cf23dc6aaf9ab8a0dfec160c534b3dbca1aaa21f47c"
+checksum = "2296f2fac53979e8ccbc4a1136b25dcefd37be9ed7e4a1f6b05a6029c84ff124"
 dependencies = [
  "base64 0.13.0",
- "bytes 0.5.6",
+ "bytes",
  "encoding_rs",
  "futures-core",
  "futures-util",
@@ -1740,30 +1745,29 @@ dependencies = [
  "lazy_static",
  "log",
  "mime",
- "mime_guess",
  "native-tls",
  "percent-encoding",
- "pin-project-lite 0.2.3",
+ "pin-project-lite",
  "rustls",
  "serde",
  "serde_json",
  "serde_urlencoded",
  "tokio",
+ "tokio-native-tls",
  "tokio-rustls",
- "tokio-tls",
  "url",
  "wasm-bindgen",
  "wasm-bindgen-futures",
  "web-sys",
- "webpki-roots",
+ "webpki-roots 0.21.1",
  "winreg",
 ]
 
 [[package]]
 name = "ring"
-version = "0.16.19"
+version = "0.16.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "024a1e66fea74c66c66624ee5622a7ff0e4b73a13b4f5c326ddb50c708944226"
+checksum = "3053cf52e236a3ed746dfc745aa9cacf1b791d846bdaf412f60a8d7d6e17c8fc"
 dependencies = [
  "cc",
  "libc",
@@ -1771,7 +1775,7 @@ dependencies = [
  "spin",
  "untrusted",
  "web-sys",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1785,31 +1789,25 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "rust-argon2"
-version = "0.8.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b18820d944b33caa75a71378964ac46f58517c92b6ae5f762636247c09e78fb"
-dependencies = [
- "base64 0.13.0",
- "blake2b_simd",
- "constant_time_eq",
- "crossbeam-utils",
-]
-
 [[package]]
 name = "rustls"
-version = "0.18.1"
+version = "0.19.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d1126dcf58e93cee7d098dbda643b5f92ed724f1f6a63007c1116eed6700c81"
+checksum = "35edb675feee39aec9c99fa5ff985081995a06d594114ae14cbe797ad7b7a6d7"
 dependencies = [
- "base64 0.12.3",
+ "base64 0.13.0",
  "log",
  "ring",
  "sct",
  "webpki",
 ]
 
+[[package]]
+name = "rustversion"
+version = "1.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "61b3909d758bb75c79f23d4736fac9433868679d3ad2ea7a61e3c25cfda9a088"
+
 [[package]]
 name = "ryu"
 version = "1.0.5"
@@ -1823,7 +1821,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8f05ba609c234e60bee0d547fe94a4c7e9da733d1c962cf6e59efa4cd9c8bc75"
 dependencies = [
  "lazy_static",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1840,9 +1838,9 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "sct"
-version = "0.6.0"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3042af939fca8c3453b7af0f1c66e533a15a86169e39de2657310ade8f98d3c"
+checksum = "b362b83898e0e69f38515b82ee15aa80636befe47c3b6d3d89a911e78fc228ce"
 dependencies = [
  "ring",
  "untrusted",
@@ -1850,9 +1848,9 @@ dependencies = [
 
 [[package]]
 name = "sdl2"
-version = "0.34.3"
+version = "0.34.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fcbb85f4211627a7291c83434d6bbfa723e28dcaa53c7606087e3c61929e4b9c"
+checksum = "deecbc3fa9460acff5a1e563e05cb5f31bba0aa0c214bb49a43db8159176d54b"
 dependencies = [
  "bitflags 1.2.1",
  "lazy_static",
@@ -1862,9 +1860,9 @@ dependencies = [
 
 [[package]]
 name = "sdl2-sys"
-version = "0.34.3"
+version = "0.34.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28d81feded049b9c14eceb4a4f6d596a98cebbd59abdba949c5552a015466d33"
+checksum = "41a29aa21f175b5a41a6e26da572d5e5d1ee5660d35f9f9d0913e8a802098f74"
 dependencies = [
  "cfg-if 0.1.10",
  "libc",
@@ -1873,9 +1871,9 @@ dependencies = [
 
 [[package]]
 name = "security-framework"
-version = "2.0.0"
+version = "2.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1759c2e3c8580017a484a7ac56d3abc5a6c1feadf88db2f3633f12ae4268c69"
+checksum = "23a2ac85147a3a11d77ecf1bc7166ec0b92febfa4461c37944e180f319ece467"
 dependencies = [
  "bitflags 1.2.1",
  "core-foundation",
@@ -1886,9 +1884,9 @@ dependencies = [
 
 [[package]]
 name = "security-framework-sys"
-version = "2.0.0"
+version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f99b9d5e26d2a71633cc4f2ebae7cc9f874044e0c351a27e17892d76dce5678b"
+checksum = "7e4effb91b4b8b6fb7732e670b6cee160278ff8e6bf485c7805d9e319d76e284"
 dependencies = [
  "core-foundation-sys",
  "libc",
@@ -1896,9 +1894,9 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.118"
+version = "1.0.126"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06c64263859d87aa2eb554587e2d23183398d617427327cf2b3d0ed8c69e4800"
+checksum = "ec7505abeacaec74ae4778d9d9328fe5a5d04253220a85c4ee022239fc996d03"
 dependencies = [
  "serde_derive",
 ]
@@ -1935,20 +1933,20 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.118"
+version = "1.0.126"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c84d3526699cd55261af4b941e4e725444df67aa4f9e6a3564f18030d12672df"
+checksum = "963a7dbc9895aeac7ac90e74f34a5d5261828f79df35cbed41e10189d3804d43"
 dependencies = [
- "proc-macro2 1.0.24",
- "quote 1.0.8",
- "syn 1.0.58",
+ "proc-macro2 1.0.27",
+ "quote 1.0.9",
+ "syn 1.0.72",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.61"
+version = "1.0.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4fceb2595057b6891a4ee808f70054bd2d12f0e97f1cbb78689b59f676df325a"
+checksum = "799e97dc9fdae36a5c8b8f2cae9ce2ee9fdce2058c57a93e6099d919fd982f79"
 dependencies = [
  "itoa",
  "ryu",
@@ -1969,38 +1967,64 @@ dependencies = [
 
 [[package]]
 name = "sha2"
-version = "0.9.2"
+version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e7aab86fe2149bad8c507606bdb3f4ef5e7b2380eb92350f56122cca72a42a8"
+checksum = "b362ae5752fd2137731f9fa25fd4d9058af34666ca1966fb969119cc35719f12"
 dependencies = [
  "block-buffer",
  "cfg-if 1.0.0",
- "cpuid-bool",
+ "cpufeatures",
  "digest",
  "opaque-debug",
 ]
 
+[[package]]
+name = "signal-hook-registry"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e51e73328dc4ac0c7ccbda3a494dfa03df1de2f46018127f60c693f2648455b0"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "simple_asn1"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc31e6cf34ad4321d3a2b8f934949b429e314519f753a77962f16c664dca8e13"
+dependencies = [
+ "chrono",
+ "num-bigint 0.4.0",
+ "num-traits 0.2.14",
+ "thiserror",
+]
+
 [[package]]
 name = "siphasher"
-version = "0.3.3"
+version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa8f3741c7372e75519bd9346068370c9cdaabcc1f9599cbcf2a2719352286b7"
+checksum = "cbce6d4507c7e4a3962091436e56e95290cb71fa302d0d270e32130b75fbff27"
 
 [[package]]
 name = "slab"
-version = "0.4.2"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f173ac3d1a7e3b28003f40de0b5ce7fe2710f9b9dc3fc38664cebee46b3b6527"
+
+[[package]]
+name = "smallvec"
+version = "1.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
+checksum = "fe0f37c9e8f3c5a4a66ad655a93c74daac4ad00c441533bf5c6e7990bb42604e"
 
 [[package]]
 name = "socket2"
-version = "0.3.19"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "122e570113d28d773067fab24266b66753f6ea915758651696b6e35e49f88d6e"
+checksum = "9e3dfc207c526015c632472a77be09cf1b6e46866581aecae5cc38fb4235dea2"
 dependencies = [
- "cfg-if 1.0.0",
  "libc",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -2062,38 +2086,38 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.58"
+version = "1.0.72"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc60a3d73ea6594cd712d830cc1f0390fd71542d8c8cd24e70cc54cdfd5e05d5"
+checksum = "a1e8cdbefb79a9a5a65e0db8b47b723ee907b7c7f8496c76a1770b5c310bab82"
 dependencies = [
- "proc-macro2 1.0.24",
- "quote 1.0.8",
- "unicode-xid 0.2.1",
+ "proc-macro2 1.0.27",
+ "quote 1.0.9",
+ "unicode-xid 0.2.2",
 ]
 
 [[package]]
 name = "tempfile"
-version = "3.1.0"
+version = "3.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a6e24d9338a0a5be79593e2fa15a648add6138caa803e2d5bc782c371732ca9"
+checksum = "dac1c663cfc93810f88aed9b8941d48cabf856a1b111c29a40439018d870eb22"
 dependencies = [
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
  "libc",
- "rand 0.7.3",
+ "rand 0.8.3",
  "redox_syscall",
  "remove_dir_all",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
 name = "term"
-version = "0.5.2"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "edd106a334b7657c10b7c540a0106114feadeb4dc314513e97df481d5d966f42"
+checksum = "c59df8ac95d96ff9bede18eb7300b0fda5e5d8d90960e76f8e14ae765eedbf1f"
 dependencies = [
- "byteorder",
- "dirs",
- "winapi 0.3.9",
+ "dirs-next",
+ "rustversion",
+ "winapi",
 ]
 
 [[package]]
@@ -2116,42 +2140,32 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.23"
+version = "1.0.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "76cc616c6abf8c8928e2fdcc0dbfab37175edd8fb49a4641066ad1364fdab146"
+checksum = "fa6f76457f59514c7eeb4e59d891395fab0b2fd1d40723ae737d64153392e9c6"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.23"
+version = "1.0.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9be73a2caec27583d0046ef3796c3794f868a5bc813db689eed00c7631275cd1"
+checksum = "8a36768c0fbf1bb15eca10defa29526bda730a2376c2ab4393ccfa16fb1a318d"
 dependencies = [
- "proc-macro2 1.0.24",
- "quote 1.0.8",
- "syn 1.0.58",
-]
-
-[[package]]
-name = "thread_local"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb9bc092d0d51e76b2b19d9d85534ffc9ec2db959a2523cdae0697e2972cd447"
-dependencies = [
- "lazy_static",
+ "proc-macro2 1.0.27",
+ "quote 1.0.9",
+ "syn 1.0.72",
 ]
 
 [[package]]
 name = "time"
-version = "0.1.44"
+version = "0.1.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6db9e6914ab8b1ae1c260a4ae7a49b6c5611b40328a735b21862567685e73255"
+checksum = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
 dependencies = [
  "libc",
- "wasi 0.10.0+wasi-snapshot-preview1",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -2165,9 +2179,9 @@ dependencies = [
 
 [[package]]
 name = "tinyvec"
-version = "1.1.0"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ccf8dbc19eb42fba10e8feaaec282fb50e2c14b2726d6301dbfeed0f73306a6f"
+checksum = "5b5220f05bb7de7f3f53c7c065e1199b3172696fe2db9f9c4d8ad9b4ee74c342"
 dependencies = [
  "tinyvec_macros",
 ]
@@ -2180,55 +2194,67 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "0.2.24"
+version = "1.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "099837d3464c16a808060bb3f02263b412f6fafcb5d01c533d309985fbeebe48"
+checksum = "0a38d31d7831c6ed7aad00aa4c12d9375fd225a6dd77da1d25b707346319a975"
 dependencies = [
- "bytes 0.5.6",
- "fnv",
- "futures-core",
- "iovec",
- "lazy_static",
+ "autocfg",
+ "bytes",
+ "libc",
  "memchr",
  "mio",
  "num_cpus",
- "pin-project-lite 0.1.11",
- "slab",
+ "once_cell",
+ "parking_lot",
+ "pin-project-lite",
+ "signal-hook-registry",
+ "tokio-macros",
+ "winapi",
 ]
 
 [[package]]
-name = "tokio-rustls"
-version = "0.14.1"
+name = "tokio-macros"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e12831b255bcfa39dc0436b01e19fea231a37db570686c06ee72c423479f889a"
+checksum = "c49e3df43841dafb86046472506755d8501c5615673955f6aa17181125d13c37"
 dependencies = [
- "futures-core",
- "rustls",
- "tokio",
- "webpki",
+ "proc-macro2 1.0.27",
+ "quote 1.0.9",
+ "syn 1.0.72",
 ]
 
 [[package]]
-name = "tokio-tls"
-version = "0.3.1"
+name = "tokio-native-tls"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a70f4fcd7b3b24fb194f837560168208f669ca8cb70d0c4b862944452396343"
+checksum = "f7d995660bd2b7f8c1568414c1126076c13fbb725c40112dc0120b78eb9b717b"
 dependencies = [
  "native-tls",
  "tokio",
 ]
 
+[[package]]
+name = "tokio-rustls"
+version = "0.22.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc6844de72e57df1980054b38be3a9f4702aba4858be64dd700181a8a6d0e1b6"
+dependencies = [
+ "rustls",
+ "tokio",
+ "webpki",
+]
+
 [[package]]
 name = "tokio-util"
-version = "0.3.1"
+version = "0.6.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "be8242891f2b6cbef26a2d7e8605133c2c554cd35b3e4948ea892d6d68436499"
+checksum = "1caa0b0c8d94a049db56b5acf8cba99dc0623aab1b26d5b5f5e2d945846b3592"
 dependencies = [
- "bytes 0.5.6",
+ "bytes",
  "futures-core",
  "futures-sink",
  "log",
- "pin-project-lite 0.1.11",
+ "pin-project-lite",
  "tokio",
 ]
 
@@ -2243,41 +2269,30 @@ dependencies = [
 
 [[package]]
 name = "tower-service"
-version = "0.3.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e987b6bf443f4b5b3b6f38704195592cca41c5bb7aedd3c3693c7081f8289860"
+checksum = "360dfd1d6d30e05fda32ace2c8c70e9c0a9da713275777f5a4dbb8a1893930c6"
 
 [[package]]
 name = "tracing"
-version = "0.1.22"
+version = "0.1.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f47026cdc4080c07e49b37087de021820269d996f581aac150ef9e5583eefe3"
+checksum = "09adeb8c97449311ccd28a427f96fb563e7fd31aabf994189879d9da2394b89d"
 dependencies = [
  "cfg-if 1.0.0",
- "log",
- "pin-project-lite 0.2.3",
+ "pin-project-lite",
  "tracing-core",
 ]
 
 [[package]]
 name = "tracing-core"
-version = "0.1.17"
+version = "0.1.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f50de3927f93d202783f4513cda820ab47ef17f624b03c096e86ef00c67e6b5f"
+checksum = "a9ff14f98b1a4b289c6248a023c1c2fa1491062964e9fed67ab29c4e4da4a052"
 dependencies = [
  "lazy_static",
 ]
 
-[[package]]
-name = "tracing-futures"
-version = "0.2.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab7bb6f14721aa00656086e9335d363c5c8747bae02ebe32ea2c7dece5689b4c"
-dependencies = [
- "pin-project 0.4.27",
- "tracing",
-]
-
 [[package]]
 name = "try-lock"
 version = "0.2.3"
@@ -2292,33 +2307,24 @@ checksum = "0685c84d5d54d1c26f7d3eb96cd41550adb97baed141a761cf335d3d33bcd0ae"
 
 [[package]]
 name = "typenum"
-version = "1.12.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "373c8a200f9e67a0c95e62a4f52fbf80c23b4381c05a17845531982fa99e6b33"
-
-[[package]]
-name = "unicase"
-version = "2.6.0"
+version = "1.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50f37be617794602aabbeee0be4f259dc1778fabe05e2d67ee8f79326d5cb4f6"
-dependencies = [
- "version_check",
-]
+checksum = "879f6906492a7cd215bfa4cf595b600146ccfac0c79bcbd1f3000162af5e8b06"
 
 [[package]]
 name = "unicode-bidi"
-version = "0.3.4"
+version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49f2bd0c6468a8230e1db229cff8029217cf623c767ea5d60bfbd42729ea54d5"
+checksum = "eeb8be209bb1c96b7c177c7420d26e04eccacb0eeae6b980e35fcb74678107e0"
 dependencies = [
  "matches",
 ]
 
 [[package]]
 name = "unicode-normalization"
-version = "0.1.16"
+version = "0.1.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a13e63ab62dbe32aeee58d1c5408d35c36c392bba5d9d3142287219721afe606"
+checksum = "d54590932941a9e9266f0832deed84ebe1bf2e4c9e4a3554d393d18f5e854bf9"
 dependencies = [
  "tinyvec",
 ]
@@ -2343,9 +2349,9 @@ checksum = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
 
 [[package]]
 name = "unicode-xid"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
+checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
 [[package]]
 name = "untrusted"
@@ -2355,9 +2361,9 @@ checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
 
 [[package]]
 name = "url"
-version = "2.2.0"
+version = "2.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5909f2b0817350449ed73e8bcd81c8c3c8d9a7a5d8acba4b27db277f1868976e"
+checksum = "a507c383b2d33b5fc35d1861e77e6b383d158b2da5e14fe51b83dfedf6fd578c"
 dependencies = [
  "form_urlencoded",
  "idna",
@@ -2373,9 +2379,9 @@ checksum = "b4ae116fef2b7fea257ed6440d3cfcff7f190865f170cdad00bb6465bf18ecba"
 
 [[package]]
 name = "vcpkg"
-version = "0.2.11"
+version = "0.2.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b00bca6106a5e23f3eee943593759b7fcddb00554332e856d990c893966879fb"
+checksum = "025ce40a007e1907e58d5bc1a594def78e5573bb0b1160bc389634e8f12e4faa"
 
 [[package]]
 name = "vec_map"
@@ -2391,9 +2397,9 @@ checksum = "d63556a25bae6ea31b52e640d7c41d1ab27faba4ccb600013837a3d0b3994ca1"
 
 [[package]]
 name = "version_check"
-version = "0.9.2"
+version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5a972e5669d67ba988ce3dc826706fb0a8b01471c088cb0b6110b805cc36aed"
+checksum = "5fecdca9a5291cc2b8dcf7dc02453fee791a280f3743cb0905f8822ae463b3fe"
 
 [[package]]
 name = "want"
@@ -2413,15 +2419,15 @@ checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
 
 [[package]]
 name = "wasi"
-version = "0.10.0+wasi-snapshot-preview1"
+version = "0.10.2+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a143597ca7c7793eff794def352d41792a93c481eb1042423ff7ff72ba2c31f"
+checksum = "fd6fbd9a79829dd1ad0cc20627bf1ed606756a7f77edff7b66b7064f9cb327c6"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.69"
+version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3cd364751395ca0f68cafb17666eee36b63077fb5ecd972bbcd74c90c4bf736e"
+checksum = "d54ee1d4ed486f78874278e63e4069fc1ab9f6a18ca492076ffb90c5eb2997fd"
 dependencies = [
  "cfg-if 1.0.0",
  "serde",
@@ -2431,24 +2437,24 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.69"
+version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1114f89ab1f4106e5b55e688b828c0ab0ea593a1ea7c094b141b14cbaaec2d62"
+checksum = "3b33f6a0694ccfea53d94db8b2ed1c3a8a4c86dd936b13b9f0a15ec4a451b900"
 dependencies = [
  "bumpalo",
  "lazy_static",
  "log",
- "proc-macro2 1.0.24",
- "quote 1.0.8",
- "syn 1.0.58",
+ "proc-macro2 1.0.27",
+ "quote 1.0.9",
+ "syn 1.0.72",
  "wasm-bindgen-shared",
 ]
 
 [[package]]
 name = "wasm-bindgen-futures"
-version = "0.4.19"
+version = "0.4.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fe9756085a84584ee9457a002b7cdfe0bfff169f45d2591d8be1345a6780e35"
+checksum = "5fba7978c679d53ce2d0ac80c8c175840feb849a161664365d1287b41f2e67f1"
 dependencies = [
  "cfg-if 1.0.0",
  "js-sys",
@@ -2458,38 +2464,38 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.69"
+version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a6ac8995ead1f084a8dea1e65f194d0973800c7f571f6edd70adf06ecf77084"
+checksum = "088169ca61430fe1e58b8096c24975251700e7b1f6fd91cc9d59b04fb9b18bd4"
 dependencies = [
- "quote 1.0.8",
+ "quote 1.0.9",
  "wasm-bindgen-macro-support",
 ]
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.69"
+version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5a48c72f299d80557c7c62e37e7225369ecc0c963964059509fbafe917c7549"
+checksum = "be2241542ff3d9f241f5e2cb6dd09b37efe786df8851c54957683a49f0987a97"
 dependencies = [
- "proc-macro2 1.0.24",
- "quote 1.0.8",
- "syn 1.0.58",
+ "proc-macro2 1.0.27",
+ "quote 1.0.9",
+ "syn 1.0.72",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.69"
+version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7e7811dd7f9398f14cc76efd356f98f03aa30419dea46aa810d71e819fc97158"
+checksum = "d7cff876b8f18eed75a66cf49b65e7f967cb354a7aa16003fb55dbfd25b44b4f"
 
 [[package]]
 name = "web-sys"
-version = "0.3.46"
+version = "0.3.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "222b1ef9334f92a21d3fb53dc3fd80f30836959a90f9274a626d7e06315ba3c3"
+checksum = "e828417b379f3df7111d3a2a9e5753706cae29c41f7c4029ee9fd77f3e09e582"
 dependencies = [
  "js-sys",
  "wasm-bindgen",
@@ -2515,10 +2521,13 @@ dependencies = [
 ]
 
 [[package]]
-name = "winapi"
-version = "0.2.8"
+name = "webpki-roots"
+version = "0.21.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
+checksum = "aabe153544e473b775453675851ecc86863d2a81d786d741f6b76778f2a48940"
+dependencies = [
+ "webpki",
+]
 
 [[package]]
 name = "winapi"
@@ -2530,12 +2539,6 @@ dependencies = [
  "winapi-x86_64-pc-windows-gnu",
 ]
 
-[[package]]
-name = "winapi-build"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
-
 [[package]]
 name = "winapi-i686-pc-windows-gnu"
 version = "0.4.0"
@@ -2548,7 +2551,7 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -2563,15 +2566,5 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0120db82e8a1e0b9fb3345a539c478767c0048d842860994d96113d5b667bd69"
 dependencies = [
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "ws2_32-sys"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
-dependencies = [
- "winapi 0.2.8",
- "winapi-build",
+ "winapi",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index cf7d4ab..e8da032 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,16 +21,16 @@ serde_bytes = "0.11"
 serde_cbor = "0.9"
 serde_json = "1.0"
 sdl2 = "0.34.3"
-tokio = "0.2.22"
-delay = "0.3.0"
+tokio = { version = "1", features = ["full"] }
+garcon = "0.2.3"
 hex = "0.4.2"
 num-bigint = "0.2.6"
 num-traits = "0.2.6"
 futures = "0.3.5"
 ring = "0.16.15"
 engiffen = "0.8.1"
-ic-agent = "0.1.0"
-ic-types = "0.1.0"
+ic-agent = "0.5.0"
+ic-types = "0.1.3"
 #candid = "0.6.11"
 ron = "*"
 
diff --git a/src/bin/ic-mt.rs b/src/bin/ic-mt.rs
index 8b8c0f6..30d7408 100644
--- a/src/bin/ic-mt.rs
+++ b/src/bin/ic-mt.rs
@@ -1,4 +1,4 @@
-extern crate delay;
+extern crate garcon;
 extern crate futures;
 extern crate ic_agent;
 extern crate ic_types;
@@ -20,7 +20,6 @@ use ic_types::Principal;
 
 use candid::Nat;
 use chrono::prelude::*;
-use delay::Delay;
 use sdl2::event::Event as SysEvent; // not to be confused with our own definition
 use sdl2::event::WindowEvent;
 use sdl2::keyboard::Keycode;
@@ -56,20 +55,22 @@ fn init_log(level_filter: log::LevelFilter) {
 const RETRY_PAUSE: Duration = Duration::from_millis(100);
 const REQUEST_TIMEOUT: Duration = Duration::from_secs(60);
 
-pub fn create_agent(url: &str) -> IcmtResult<Agent> {
+async fn create_agent(url: &str) -> IcmtResult<Agent> {
     //use ring::signature::Ed25519KeyPair;
-    use ic_agent::agent::AgentConfig;
     use ring::rand::SystemRandom;
 
+    // to do -- read identity from a file
     let rng = SystemRandom::new();
     let pkcs8_bytes = ring::signature::Ed25519KeyPair::generate_pkcs8(&rng)?;
     let key_pair = ring::signature::Ed25519KeyPair::from_pkcs8(pkcs8_bytes.as_ref())?;
-    let ident = ic_agent::identity::BasicIdentity::from_key_pair(key_pair);
-    let agent = Agent::new(AgentConfig {
-        identity: Box::new(ident),
-        url: format!("http://{}", url),
-        ..AgentConfig::default()
-    })?;
+    let ident = ic_agent::identity::BasicIdentity::from_key_pair(key_pair);    
+    let agent = Agent::builder()
+        .with_url(format!("http://{}", url))
+        .with_identity(ident)
+        .build()?;
+    if true { // to do -- CLI switch.
+        agent.fetch_root_key().await?;
+    }
     Ok(agent)
 }
 
@@ -145,7 +146,7 @@ async fn do_view_task(
 ) -> IcmtResult<()> {
     /* Create our own agent here since we cannot Send it here from the main thread. */
     let canister_id = Principal::from_text(cfg.canister_id.clone()).unwrap();
-    let agent = create_agent(&cfg.replica_url)?;
+    let agent = create_agent(&cfg.replica_url).await?;
     let ctx = ConnectCtx {
         cfg: cfg.clone(),
         canister_id,
@@ -173,7 +174,7 @@ async fn do_update_task(
 ) -> IcmtResult<()> {
     /* Create our own agent here since we cannot Send it here from the main thread. */
     let canister_id = Principal::from_text(cfg.canister_id.clone()).unwrap();
-    let agent = create_agent(&cfg.replica_url)?;
+    let agent = create_agent(&cfg.replica_url).await?;
     let ctx = ConnectCtx {
         cfg,
         canister_id,
@@ -572,7 +573,7 @@ pub async fn service_call(
         "{}: to canister_id {:?} at replica_url {:?}",
         prefix, ctx.cfg.canister_id, ctx.cfg.replica_url
     );
-    let delay = Delay::builder()
+    let delay = garcon::Delay::builder()
         .throttle(RETRY_PAUSE)
         .timeout(REQUEST_TIMEOUT)
         .build();
@@ -659,13 +660,13 @@ pub async fn service_call(
     }
 }
 
-fn run(cfg: ConnectCfg) -> IcmtResult<()> {
+async fn run(cfg: ConnectCfg) -> IcmtResult<()> {
     let capout = std::path::Path::new(&cfg.cli_opt.capture_output_path);
     if !capout.exists() {
         std::fs::create_dir_all(&cfg.cli_opt.capture_output_path)?;
     };
     let canister_id = Principal::from_text(cfg.canister_id.clone()).unwrap();
-    let agent = create_agent(&cfg.replica_url)?;
+    let agent = create_agent(&cfg.replica_url).await?;
 
     info!("Connecting to IC canister: {}", canister_id);
     let ctx = ConnectCtx {
@@ -675,13 +676,12 @@ fn run(cfg: ConnectCfg) -> IcmtResult<()> {
     };
     trace!("{:?}", ctx.cfg);
 
-    use tokio::runtime::Runtime;
-    let mut runtime = Runtime::new().expect("Unable to create a runtime");
-    runtime.block_on(local_event_loop(ctx)).ok();
+    local_event_loop(ctx).await?;
     Ok(())
 }
 
-fn main() -> IcmtResult<()> {
+#[tokio::main]
+async fn main() -> IcmtResult<()> {
     let cli_opt = CliOpt::from_args();
     init_log(
         match (cli_opt.log_trace, cli_opt.log_debug, cli_opt.log_info) {
@@ -693,12 +693,11 @@ fn main() -> IcmtResult<()> {
     );
     info!("Evaluating CLI command: {:?} ...", &cli_opt.command);
     let c = cli_opt.command.clone();
-    match c {
+    let () = match c {
         CliCommand::Completions { shell: s } => {
             // see also: https://clap.rs/effortless-auto-completion/
             CliOpt::clap().gen_completions_to("icmt", s, &mut io::stdout());
             info!("done");
-            Ok(())
         }
         CliCommand::Replay {
             canister_id,
@@ -716,7 +715,7 @@ fn main() -> IcmtResult<()> {
                 cli_opt,
                 user_kind,
             };
-            run(cfg)
+            run(cfg).await?;
         }
         CliCommand::Connect {
             canister_id,
@@ -741,9 +740,8 @@ fn main() -> IcmtResult<()> {
                 cli_opt,
                 user_kind,
             };
-            run(cfg)
+            run(cfg).await?;
         }
-    }
-    .ok();
+    };    
     Ok(())
 }
diff --git a/src/lib/draw.rs b/src/lib/draw.rs
index b8e012f..f07dfc6 100644
--- a/src/lib/draw.rs
+++ b/src/lib/draw.rs
@@ -1,6 +1,6 @@
 //! Draw.
 
-use log::{trace, warn};
+use log::{trace, warn, error};
 
 use crate::{
     color::*,
@@ -94,10 +94,6 @@ pub fn draw_elm<T: RenderTarget>(
             draw_rect(canvas, pos, r, f);
             Ok(())
         }
-        &Elm::Text(t, ta) => {
-            warn!("to do {:?} {:?}", t, ta);
-            Ok(())
-        }
     }
 }
 
@@ -122,10 +118,12 @@ pub async fn draw<T: RenderTarget>(
                 warn!("unrecognized redraw elements {:?}", elms);
             }
         }
-        graphics::Result::Err(graphics::Out::Draw(elm)) => {
-            draw_rect_elms(canvas, &pos, dim, &fill, &vec![elm.clone()])?;
+        graphics::Result::Err(opt_message) => {
+            match opt_message {
+                None => error!("Error result from server. No message."),
+                Some(ref m) => error!("Error message from server: {}", m),
+            }
         }
-        _ => unimplemented!(),
     };
     canvas.present();
     // to do -- if enabled, dump canvas as .BMP file to next output image file in the stream that we are producing
diff --git a/src/lib/types.rs b/src/lib/types.rs
index 3736abe..71d10c0 100644
--- a/src/lib/types.rs
+++ b/src/lib/types.rs
@@ -85,13 +85,13 @@ pub mod lang {
     /// Directions in two dimensional space.
     #[derive(Debug, Clone, CandidType, Deserialize, Eq, PartialEq, Hash)]
     pub enum Dir2D {
-        #[serde(rename(deserialize = "up"))]
+        #[serde(rename = "up")]
         Up,
-        #[serde(rename(deserialize = "down"))]
+        #[serde(rename = "down")]
         Down,
-        #[serde(rename(deserialize = "left"))]
+        #[serde(rename = "left")]
         Left,
-        #[serde(rename(deserialize = "right"))]
+        #[serde(rename = "right")]
         Right,
     }
 
@@ -120,38 +120,38 @@ pub mod event {
     /// User information for identifying events' user origins.
     #[derive(Clone, Debug, CandidType, Deserialize, Hash, PartialEq, Eq)]
     pub struct UserInfo {
-        #[serde(rename(serialize = "userName", deserialize = "userName"))]
+        #[serde(rename = "userName")]
         pub user_name: String,
-        #[serde(rename(serialize = "textColor", deserialize = "textColor"))]
+        #[serde(rename = "textColor")]
         pub text_color: ((Nat, Nat, Nat), (Nat, Nat, Nat)),
     }
 
     /// Event information (full record).
     #[derive(Clone, Debug, CandidType, Deserialize, Hash, PartialEq, Eq)]
     pub struct EventInfo {
-        #[serde(rename(serialize = "userInfo", deserialize = "userInfo"))]
+        #[serde(rename = "userInfo")]
         pub user_info: UserInfo,
         pub nonce: Option<Nat>,
-        #[serde(rename(serialize = "dateTimeUtc", deserialize = "dateTimeUtc"))]
+        #[serde(rename = "dateTimeUtc")]
         pub date_time_utc: String,
-        #[serde(rename(serialize = "dateTimeLocal", deserialize = "dateTimeLocal"))]
+        #[serde(rename = "dateTimeLocal")]
         pub date_time_local: String,
         pub event: Event,
     }
     /// Event(-specific information).
     #[derive(Clone, Debug, CandidType, Deserialize, Hash, PartialEq, Eq)]
     pub enum Event {
-        #[serde(rename(serialize = "skip", deserialize = "skip"))]
+        #[serde(rename = "skip")]
         Skip,
-        #[serde(rename(serialize = "quit", deserialize = "quit"))]
+        #[serde(rename = "quit")]
         Quit,
-        #[serde(rename(serialize = "keyDown", deserialize = "keyDown"))]
+        #[serde(rename = "keyDown")]
         KeyDown(Vec<KeyEventInfo>),
-        #[serde(rename(serialize = "mouseDown", deserialize = "mouseDown"))]
+        #[serde(rename = "mouseDown")]
         MouseDown(super::graphics::Pos),
-        #[serde(rename(serialize = "windowSize", deserialize = "windowSize"))]
+        #[serde(rename = "windowSize")]
         WindowSize(super::graphics::Dim),
-        #[serde(rename(serialize = "clipBoard", deserialize = "clipBoard"))]
+        #[serde(rename = "clipBoard")]
         ClipBoard(String),
     }
     /// Keyboard event information.
@@ -177,11 +177,11 @@ pub mod graphics {
     /// (Update message's) request for graphics.
     #[derive(Debug, Clone, CandidType, Deserialize, Eq, PartialEq, Hash)]
     pub enum Request {
-        #[serde(rename(serialize = "none"))]
+        #[serde(rename = "none")]
         None,
-        #[serde(rename(serialize = "all"))]
+        #[serde(rename = "all")]
         All(Dim),
-        #[serde(rename(serialize = "last"))]
+        #[serde(rename = "last")]
         Last(Dim),
     }
 
@@ -223,63 +223,40 @@ pub mod graphics {
     /// Fill
     #[derive(Clone, Debug, CandidType, Deserialize, Hash, PartialEq, Eq)]
     pub enum Fill {
-        #[serde(rename(deserialize = "open"))]
+        #[serde(rename = "open")]
         Open(Color, Nat), // border width
-        #[serde(rename(deserialize = "closed"))]
+        #[serde(rename = "closed")]
         Closed(Color),
-        #[serde(rename(deserialize = "none"))]
+        #[serde(rename = "none")]
         None,
     }
     /// Element
     #[derive(Clone, Debug, CandidType, Deserialize, Hash, PartialEq, Eq)]
     pub enum Elm {
-        #[serde(rename(deserialize = "rect"))]
+        #[serde(rename = "rect")]
         Rect(Rect, Fill),
-        #[serde(rename(deserialize = "node"))]
-        Node(Box<Node>),
-        #[serde(rename(deserialize = "text"))]
-        Text(String, TextAtts),
+        #[serde(rename = "node")]
+        Node(Box<Node>)
     }
     /// Elements
     pub type Elms = Vec<Elm>;
     /// Named elements
     pub type NamedElms = Vec<(String, Elm)>;
-    /// Text attributes
-    #[derive(Clone, Debug, CandidType, Deserialize, Hash, PartialEq, Eq)]
-    pub struct TextAtts {
-        pub zoom: Nat,
-        #[serde(rename(deserialize = "fgFill"))]
-        pub fg_fill: Fill,
-        #[serde(rename(deserialize = "bgFill"))]
-        pub bg_fill: Fill,
-        #[serde(rename(deserialize = "glyphDim"))]
-        pub glyph_dim: Dim,
-        #[serde(rename(deserialize = "glyphFlow"))]
-        pub glyph_flow: FlowAtts,
-    }
-    /// Flow attributes
-    #[derive(Clone, Debug, CandidType, Deserialize, Hash, PartialEq, Eq)]
-    pub struct FlowAtts {
-        pub dir: super::lang::Dir2D,
-        #[serde(rename(deserialize = "intraPad"))]
-        pub intra_pad: Nat,
-        #[serde(rename(deserialize = "interPad"))]
-        pub inter_pad: Nat,
-    }
+
     /// Output
     #[derive(Clone, Debug, CandidType, Deserialize, Hash, PartialEq, Eq)]
     pub enum Out {
-        #[serde(rename(deserialize = "draw"))]
+        #[serde(rename = "draw")]
         Draw(Elm),
-        #[serde(rename(deserialize = "redraw"))]
+        #[serde(rename = "redraw")]
         Redraw(NamedElms),
     }
     /// Result
     #[derive(Clone, Debug, CandidType, Deserialize, Hash, PartialEq, Eq)]
     pub enum Result {
-        #[serde(rename(deserialize = "ok"))]
+        #[serde(rename = "ok")]
         Ok(Out),
-        #[serde(rename(deserialize = "err"))]
-        Err(Out),
+        #[serde(rename = "err")]
+        Err(Option<String>),
     }
 }

From 4b13a9e7ee59705e5a5d35e17342d139b812c855 Mon Sep 17 00:00:00 2001
From: Matthew Hammer <matthew.hammer@gmail.com>
Date: Thu, 10 Jun 2021 14:17:07 -0600
Subject: [PATCH 2/2] Update spec (#68)

* fix: more demo fixes

* update spec
---
 service.did | 38 +++++++++++++-------------------------
 1 file changed, 13 insertions(+), 25 deletions(-)

diff --git a/service.did b/service.did
index eaece48..0c2db66 100644
--- a/service.did
+++ b/service.did
@@ -1,30 +1,20 @@
-type UserInfo = 
+type UserInfo =
  record {
-   textColor: record {
-                record {
-                  nat;
-                  nat;
-                  nat;
-                };
-                record {
-                  nat;
-                  nat;
-                  nat;
-                };
-              };
+   textColor:
+    record { // foreground, background
+     record { nat; nat; nat; };
+     record { nat; nat; nat; };
+   };
    userName: text;
  };
 type Result = 
  variant {
-   err: record {
-          message: opt text;
-          out: Out;
-        };
+   err: opt text;
    ok: Out;
  };
 type Rect = 
  record {
-   dim: Dim_2;
+   dim: Dim;
    pos: Pos;
  };
 type Pos = 
@@ -54,13 +44,12 @@ type KeyInfo =
    meta: bool;
    shift: bool;
  };
-type GraphicsRequest_2 = 
+type GraphicsRequest = 
  variant {
-   all: Dim_2;
-   last: Dim_2;
+   all: Dim;
+   last: Dim;
    none;
  };
-type GraphicsRequest = GraphicsRequest_2;
 type Graphics = Result;
 type Fill = 
  variant {
@@ -91,7 +80,7 @@ type Event =
    mouseDown: Pos;
    quit;
    skip;
-   windowSize: Dim_2;
+   windowSize: Dim;
  };
 type Elms = vec Elm;
 type Elm = 
@@ -102,12 +91,11 @@ type Elm =
            Fill;
          };
  };
-type Dim_2 = 
+type Dim = 
  record {
    height: nat;
    width: nat;
  };
-type Dim = Dim_2;
 type Color = 
  record {
    nat;