x/tools/gopls/internal/cmd: TestSemtok failures

[gopherbot]

#!watchflakes
default <- pkg == "golang.org/x/tools/gopls/internal/cmd" && test == "TestSemtok"

Issue created automatically to collect these failures.

Example (log):

=== RUN   TestSemtok
=== PAUSE TestSemtok
=== CONT  TestSemtok
    integration_test.go:817: gopls semtok a.go: exited with code -1, want success: true (gopls semtok a.go: exit=-1 stdout=<<>> stderr=<<>>)
    integration_test.go:826: semtok: got <<>>, want <</*⇒7,keyword,[]*/package /*⇒1,namespace,[]*/a
        /*⇒4,keyword,[]*/func /*⇒1,function,[definition signature]*/f()
        /*⇒3,keyword,[]*/var /*⇒1,variable,[definition number]*/v /*⇒3,type,[defaultLibrary number]*/int
        /*⇒5,keyword,[]*/const /*⇒1,variable,[definition readonly number]*/c = /*⇒1,number,[]*/0
        >>
--- FAIL: TestSemtok (43.61s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "golang.org/x/tools/gopls/internal/cmd" && test == "TestSemtok"

2025-01-21 19:44 x_tools-go1.24-netbsd-arm tools@b0164fc0 release-branch.go1.24@8a4c24f9 x/tools/gopls/internal/cmd.TestSemtok (log)

=== RUN   TestSemtok
=== PAUSE TestSemtok
=== CONT  TestSemtok
    integration_test.go:817: gopls semtok a.go: exited with code -1, want success: true (gopls semtok a.go: exit=-1 stdout=<<>> stderr=<<>>)
    integration_test.go:826: semtok: got <<>>, want <</*⇒7,keyword,[]*/package /*⇒1,namespace,[]*/a
        /*⇒4,keyword,[]*/func /*⇒1,function,[definition signature]*/f()
        /*⇒3,keyword,[]*/var /*⇒1,variable,[definition number]*/v /*⇒3,type,[defaultLibrary number]*/int
        /*⇒5,keyword,[]*/const /*⇒1,variable,[definition readonly number]*/c = /*⇒1,number,[]*/0
        >>
--- FAIL: TestSemtok (43.61s)

— watchflakes

[findleyr]

Hanging Go command (#54461).