1.2.5 crashes meteor 1.11 build

[dearlordylord]

meteor --version => Meteor 1.11

An example project created with meteor create --minimal: https://github.com/Firfi/meteor-server-router-example

Crash message:

W20200831-15:17:02.731(7)? (STDERR) /Users/firfi/work/clients/darren/router-test/.meteor/local/build/programs/server/packages/mhagmajer_server-router.js:138
W20200831-15:17:02.794(7)? (STDERR) type Path = {|
node_modules/
W20200831-15:17:02.795(7)? (STDERR)      ^^^^
W20200831-15:17:02.795(7)? (STDERR)
W20200831-15:17:02.796(7)? (STDERR) SyntaxError: Unexpected identifier
node_modules/
W20200831-15:17:02.797(7)? (STDERR)     at new Script (vm.js:88:7)
W20200831-15:17:02.797(7)? (STDERR)     at createScript (vm.js:261:10)
W20200831-15:17:02.797(7)? (STDERR)     at Object.runInThisContext (vm.js:309:10)
W20200831-15:17:02.798(7)? (STDERR)     at /Users/firfi/work/clients/darren/router-test/.meteor/local/build/programs/server/boot.js:384:32
W20200831-15:17:02.798(7)? (STDERR)     at Array.forEach (<anonymous>)
W20200831-15:17:02.798(7)? (STDERR)     at /Users/firfi/work/clients/darren/router-test/.meteor/local/build/programs/server/boot.js:226:21
W20200831-15:17:02.799(7)? (STDERR)     at /Users/firfi/work/clients/darren/router-test/.meteor/local/build/programs/server/boot.js:464:7
W20200831-15:17:02.799(7)? (STDERR)     at Function.run (/Users/firfi/work/clients/darren/router-test/.meteor/local/build/programs/server/profile.js:280:14)
W20200831-15:17:02.799(7)? (STDERR)     at /Users/firfi/work/clients/darren/router-test/.meteor/local/build/programs/server/boot.js:463:13
=> Exited with code: 1
=> Your application is crashing. Waiting for file change.

[dearlordylord]

I believe it's related to #9

1.2.5 introduces the proposed solution https://github.com/meteor/meteor/blob/devel/History.md#v1102-2020-04-21 indeed but it doesn't work for some reason.