cmd/go: TestScript/gotoolchain_net failures

[gopherbot]

#!watchflakes
default <- pkg == "cmd/go" && test == "TestScript/gotoolchain_net"

Issue created automatically to collect these failures.

Example (log):

=== RUN   TestScript/gotoolchain_net
=== PAUSE TestScript/gotoolchain_net
=== CONT  TestScript/gotoolchain_net
    script_test.go:135: 2024-05-07T21:32:54Z
    script_test.go:137: $WORK=/Volumes/Work/s/w/ir/x/t/cmd-go-test-469277563/tmpdir4034962615/gotoolchain_net3197897452
go proxy: open /Volumes/Work/s/w/ir/x/w/goroot/src/cmd/go/testdata/mod/golang.org_toolchain_v0.0.1-go1.9999x.darwin-amd64.txt: no such file or directory
go proxy: no archive golang.org/toolchain v0.0.1-go1.9999x.darwin-amd64: file does not exist
    script_test.go:159: 
        PATH=/Volumes/Work/s/w/ir/x/t/cmd-go-test-469277563/tmpdir4034962615/testbin:/Volumes/Work/s/w/ir/x/w/goroot/bin:/Volumes/Work/s/w/ir/x/w/goroot/bin:/Volumes/Work/s/w/ir/x/w/goroot/bin:/Volumes/Work/s/w/ir/cache/tools/bin:/Volumes/Work/s/w/ir/bbagent_utility_packages:/Volumes/Work/s/w/ir/bbagent_utility_packages/bin:/Volumes/Work/s/w/ir/cipd_bin_packages:/Volumes/Work/s/w/ir/cipd_bin_packages/bin:/Volumes/Work/s/w/ir/cipd_bin_packages/cpython3:/Volumes/Work/s/w/ir/cipd_bin_packages/cpython3/bin:/Volumes/Work/s/w/ir/cache/cipd_client:/Volumes/Work/s/w/ir/cache/cipd_client/bin:/Volumes/Work/s/cipd_cache/bin:/opt/infra-tools:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
        HOME=/no-home
...
        matched: go: download go1.9999x for darwin/amd64: toolchain not available
        # GOTOOLCHAIN from network (0.185s)
        > [!exec:/bin/sh] stop 'the fake proxy serves shell scripts instead of binaries'
        [condition not met]
        > env GOTOOLCHAIN=go1.999testmod
        > go version
        [stderr]
        go: downloading go1.999testmod (darwin/amd64)
    script_test.go:159: FAIL: testdata/script/gotoolchain_net.txt:19: go version: signal: illegal instruction
--- FAIL: TestScript/gotoolchain_net (0.27s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "cmd/go" && test == "TestScript/gotoolchain_net"

2024-05-07 18:42 gotip-darwin-amd64_13 go@723d34f1 cmd/go.TestScript/gotoolchain_net (log)

=== RUN   TestScript/gotoolchain_net
=== PAUSE TestScript/gotoolchain_net
=== CONT  TestScript/gotoolchain_net
    script_test.go:135: 2024-05-07T21:32:54Z
    script_test.go:137: $WORK=/Volumes/Work/s/w/ir/x/t/cmd-go-test-469277563/tmpdir4034962615/gotoolchain_net3197897452
go proxy: open /Volumes/Work/s/w/ir/x/w/goroot/src/cmd/go/testdata/mod/golang.org_toolchain_v0.0.1-go1.9999x.darwin-amd64.txt: no such file or directory
go proxy: no archive golang.org/toolchain v0.0.1-go1.9999x.darwin-amd64: file does not exist
    script_test.go:159: 
        PATH=/Volumes/Work/s/w/ir/x/t/cmd-go-test-469277563/tmpdir4034962615/testbin:/Volumes/Work/s/w/ir/x/w/goroot/bin:/Volumes/Work/s/w/ir/x/w/goroot/bin:/Volumes/Work/s/w/ir/x/w/goroot/bin:/Volumes/Work/s/w/ir/cache/tools/bin:/Volumes/Work/s/w/ir/bbagent_utility_packages:/Volumes/Work/s/w/ir/bbagent_utility_packages/bin:/Volumes/Work/s/w/ir/cipd_bin_packages:/Volumes/Work/s/w/ir/cipd_bin_packages/bin:/Volumes/Work/s/w/ir/cipd_bin_packages/cpython3:/Volumes/Work/s/w/ir/cipd_bin_packages/cpython3/bin:/Volumes/Work/s/w/ir/cache/cipd_client:/Volumes/Work/s/w/ir/cache/cipd_client/bin:/Volumes/Work/s/cipd_cache/bin:/opt/infra-tools:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
        HOME=/no-home
...
        matched: go: download go1.9999x for darwin/amd64: toolchain not available
        # GOTOOLCHAIN from network (0.185s)
        > [!exec:/bin/sh] stop 'the fake proxy serves shell scripts instead of binaries'
        [condition not met]
        > env GOTOOLCHAIN=go1.999testmod
        > go version
        [stderr]
        go: downloading go1.999testmod (darwin/amd64)
    script_test.go:159: FAIL: testdata/script/gotoolchain_net.txt:19: go version: signal: illegal instruction
--- FAIL: TestScript/gotoolchain_net (0.27s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "cmd/go" && test == "TestScript/gotoolchain_net"

2024-05-08 19:30 gotip-darwin-amd64-nocgo go@a878d3df cmd/go.TestScript/gotoolchain_net (log)

=== RUN   TestScript/gotoolchain_net
=== PAUSE TestScript/gotoolchain_net
=== CONT  TestScript/gotoolchain_net
    script_test.go:135: 2024-05-08T20:36:07Z
    script_test.go:137: $WORK=/Users/swarming/.swarming/w/ir/x/t/cmd-go-test-245541164/tmpdir3186717628/gotoolchain_net2998352741
go proxy: open /Users/swarming/.swarming/w/ir/x/w/goroot/src/cmd/go/testdata/mod/golang.org_toolchain_v0.0.1-go1.9999x.darwin-amd64.txt: no such file or directory
go proxy: no archive golang.org/toolchain v0.0.1-go1.9999x.darwin-amd64: file does not exist
    script_test.go:159: 
        PATH=/Users/swarming/.swarming/w/ir/x/t/cmd-go-test-245541164/tmpdir3186717628/testbin:/Users/swarming/.swarming/w/ir/x/w/goroot/bin:/Users/swarming/.swarming/w/ir/x/w/goroot/bin:/Users/swarming/.swarming/w/ir/x/w/goroot/bin:/Users/swarming/.swarming/w/ir/cache/tools/bin:/Users/swarming/.swarming/w/ir/bbagent_utility_packages:/Users/swarming/.swarming/w/ir/bbagent_utility_packages/bin:/Users/swarming/.swarming/w/ir/cipd_bin_packages:/Users/swarming/.swarming/w/ir/cipd_bin_packages/bin:/Users/swarming/.swarming/w/ir/cipd_bin_packages/cpython3:/Users/swarming/.swarming/w/ir/cipd_bin_packages/cpython3/bin:/Users/swarming/.swarming/w/ir/cache/cipd_client:/Users/swarming/.swarming/w/ir/cache/cipd_client/bin:/Users/swarming/.swarming/cipd_cache/bin:/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin
        HOME=/no-home
...
        # GOTOOLCHAIN from network (0.583s)
        > [!exec:/bin/sh] stop 'the fake proxy serves shell scripts instead of binaries'
        [condition not met]
        > env GOTOOLCHAIN=go1.999testmod
        > go version
        [stdout]
        go1.999testmod here!
        > stderr 'go: downloading go1.999testmod \(.*/.*\)'
    script_test.go:159: FAIL: testdata/script/gotoolchain_net.txt:20: stderr 'go: downloading go1.999testmod \(.*/.*\)': no match for `(?m)go: downloading go1.999testmod \(.*/.*\)` in stderr
--- FAIL: TestScript/gotoolchain_net (0.98s)

— watchflakes