python-language-server: fails to build on macOS

[siraben]

Not entirely sure what's the cause, perhaps something to do with .NET.

[/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/PLS.sln]
/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/Parsing/Test/Microsoft.Python.Parsing.Tests.csproj : warning NU1603: System.Threading.Tasks 4.0.11 depends on Microsoft.NETCore.Targets (>= 1.0.1) but Microsoft.NETCore.Targets 1.0.1 was not found. An approximate best match of Microsoft.NETCore.Targets 1.1.0 was resolved. [/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/PLS.sln]
/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/Parsing/Test/Microsoft.Python.Parsing.Tests.csproj : warning NU1603: System.Xml.XDocument 4.0.11 depends on System.Diagnostics.Tools (>= 4.0.1) but System.Diagnostics.Tools 4.0.1 was not found. An approximate best match of System.Diagnostics.Tools 4.3.0 was resolved. [/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/PLS.sln]
/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/Parsing/Test/Microsoft.Python.Parsing.Tests.csproj : warning NU1603: System.Xml.ReaderWriter 4.0.11 depends on System.IO.FileSystem (>= 4.0.1) but System.IO.FileSystem 4.0.1 was not found. An approximate best match of System.IO.FileSystem 4.3.0 was resolved. [/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/PLS.sln]
/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/Parsing/Test/Microsoft.Python.Parsing.Tests.csproj : warning NU1603: System.Xml.ReaderWriter 4.0.11 depends on System.IO.FileSystem.Primitives (>= 4.0.1) but System.IO.FileSystem.Primitives 4.0.1 was not found. An approximate best match of System.IO.FileSystem.Primitives 4.3.0 was resolved. [/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/PLS.sln]
/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/Parsing/Test/Microsoft.Python.Parsing.Tests.csproj : warning NU1603: System.Linq.Expressions 4.1.0 depends on System.Reflection.Emit.Lightweight (>= 4.0.1) but System.Reflection.Emit.Lightweight 4.0.1 was not found. An approximate best match of System.Reflection.Emit.Lightweight 4.3.0 was resolved. [/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/PLS.sln]
/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/Parsing/Test/Microsoft.Python.Parsing.Tests.csproj : warning NU1603: System.Runtime.InteropServices 4.1.0 depends on System.Runtime.Handles (>= 4.0.1) but System.Runtime.Handles 4.0.1 was not found. An approximate best match of System.Runtime.Handles 4.3.0 was resolved. [/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/PLS.sln]
/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/Parsing/Test/Microsoft.Python.Parsing.Tests.csproj : warning NU1603: System.Xml.ReaderWriter 4.0.11 depends on System.Threading.Tasks.Extensions (>= 4.0.0) but System.Threading.Tasks.Extensions 4.0.0 was not found. An approximate best match of System.Threading.Tasks.Extensions 4.3.0 was resolved. [/private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/PLS.sln]
  Restore completed in 1.46 sec for /private/var/folders/s1/sm71lqk553d1_f8drd3tz_5r0000gn/T/nix-build-python-language-server-2020-06-19.drv-0/source/src/Parsing/Test/Microsoft.Python.Parsing.Tests.csproj.

[mjlbach]

@siraben did you try: #89150

[siraben]

@mjlbach I tried it but it fails to build as well

build log

$ nix-shell -p nixpkgs-review --run "nixpkgs-review pr 89150"                    
these paths will be fetched (0.04 MiB download, 0.15 MiB unpacked):
  /nix/store/q1my4x1jgaq1w1a84kn9m5zy1jj439v3-nixpkgs-review-2.4.0
copying path '/nix/store/q1my4x1jgaq1w1a84kn9m5zy1jj439v3-nixpkgs-review-2.4.0' from 'https://cache.nixos.org'...
$ git -c fetch.prune=false fetch --force https://github.com/NixOS/nixpkgs master:refs/nixpkgs-review/0 pull/89150/head:refs/nixpkgs-review/1
remote: Enumerating objects: 55, done.
remote: Counting objects: 100% (55/55), done.
remote: Total 108 (delta 55), reused 55 (delta 55), pack-reused 53
Receiving objects: 100% (108/108), 278.81 KiB | 389.00 KiB/s, done.
Resolving deltas: 100% (69/69), completed with 28 local objects.
From https://github.com/NixOS/nixpkgs
 * [new branch]              master               -> refs/nixpkgs-review/0
 * [new ref]                 refs/pull/89150/head -> refs/nixpkgs-review/1
$ git worktree add /Users/siraben/.cache/nixpkgs-review/pr-89150-4/nixpkgs 62e614262ad4b9df3d40693350f516794e95ecda
Preparing worktree (detached HEAD 62e614262ad)
Updating files: 100% (22877/22877), done.
HEAD is now at 62e614262ad fzf: 0.23.0 -> 0.23.1
$ git merge --no-commit 99d252b18277900c11079c88eeef59cb98a83734
Auto-merging pkgs/development/dotnet-modules/python-language-server/default.nix
Automatic merge went well; stopped before committing as requested
$ nix build --no-link --keep-going --option build-use-sandbox relaxed -f /Users/siraben/.cache/nixpkgs-review/pr-89150-4/build.nix
builder for '/nix/store/5jja2bmfa57as43pwmkbswylvbw1zacg-python-language-server-2020-06-19.drv' failed with exit code 134; last 10 log lines:
     at System.String.ToLowerInvariant()
     at Microsoft.DotNet.PlatformAbstractions.RuntimeEnvironment.GetArch()
     at Microsoft.DotNet.PlatformAbstractions.RuntimeEnvironment..cctor()
     --- End of inner exception stack trace ---
     at Microsoft.DotNet.PlatformAbstractions.RuntimeEnvironment.GetRuntimeIdentifier()
     at Microsoft.DotNet.Cli.MulticoreJitProfilePathCalculator.CalculateProfileRootPath()
     at Microsoft.DotNet.Cli.MulticoreJitActivator.StartCliProfileOptimization()
     at Microsoft.DotNet.Cli.MulticoreJitActivator.TryActivateMulticoreJit()
     at Microsoft.DotNet.Cli.Program.Main(String[] args)
  /nix/store/8h5awvnjzp0rgkby7s8fgzqg011mpzh7-stdenv-darwin/setup: line 1316: 24996 Abort trap: 6           dotnet restore --source /nix/store/x5wcdnklrnd4m0mr5bxjla5swb39wdq2-python-language-server-nuget-deps-2020-06-19/lib -r osx-x64
cannot build derivation '/nix/store/fbblfhhmza0ylwmc4p3bxzdzlz4fijng-env.drv': 1 dependencies couldn't be built
[12 built (1 failed), 213 copied (742.4 MiB), 217.3 MiB DL]
error: build of '/nix/store/fbblfhhmza0ylwmc4p3bxzdzlz4fijng-env.drv' failed
https://github.com/NixOS/nixpkgs/pull/89150
1 package failed to build:
python-language-server