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

[gopherbot]

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

Issue created automatically to collect these failures.

Example (log):

=== RUN   TestCodeLens
=== PAUSE TestCodeLens
=== CONT  TestCodeLens
    integration_test.go:258: gopls codelens -exec ./a/a_test.go:4 run test: stderr does not match [FAIL	example.com/a]; got <<fatal error: runtime: cannot allocate memory
        
        runtime stack:
        runtime.throw({0x7ff756adb418?, 0x7ff755d07494?})
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/panic.go:1227 +0x34 fp=0x63af3ff660 sp=0x63af3ff630 pc=0x7ff755d49a54
        runtime.persistentalloc1(0x3fc0, 0x0?, 0x7ff75776d6c8)
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/malloc.go:2056 +0x28c fp=0x63af3ff6c0 sp=0x63af3ff660 pc=0x7ff755ce8f7c
...
        runtime.goparkunlock(...)
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/proc.go:470
        runtime.updateMaxProcsGoroutine()
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/proc.go:6686 +0xf4 fp=0x4000073fd0 sp=0x4000073f70 pc=0x7ff755d254b4
        runtime.goexit({})
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/asm_arm64.s:1268 +0x4 fp=0x4000073fd0 sp=0x4000073fd0 pc=0x7ff755d51b44
        created by runtime.defaultGOMAXPROCSUpdateEnable in goroutine 1
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/proc.go:6674 +0x48
        >>
--- FAIL: TestCodeLens (15.95s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

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

2025-09-11 02:24 x_tools-gotip-windows-arm64 tools@9ac18109 go@2009e6c5 x/tools/gopls/internal/cmd.TestCodeLens (log)

=== RUN   TestCodeLens
=== PAUSE TestCodeLens
=== CONT  TestCodeLens
    integration_test.go:258: gopls codelens -exec ./a/a_test.go:4 run test: stderr does not match [FAIL	example.com/a]; got <<fatal error: runtime: cannot allocate memory
        
        runtime stack:
        runtime.throw({0x7ff756adb418?, 0x7ff755d07494?})
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/panic.go:1227 +0x34 fp=0x63af3ff660 sp=0x63af3ff630 pc=0x7ff755d49a54
        runtime.persistentalloc1(0x3fc0, 0x0?, 0x7ff75776d6c8)
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/malloc.go:2056 +0x28c fp=0x63af3ff6c0 sp=0x63af3ff660 pc=0x7ff755ce8f7c
...
        runtime.goparkunlock(...)
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/proc.go:470
        runtime.updateMaxProcsGoroutine()
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/proc.go:6686 +0xf4 fp=0x4000073fd0 sp=0x4000073f70 pc=0x7ff755d254b4
        runtime.goexit({})
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/asm_arm64.s:1268 +0x4 fp=0x4000073fd0 sp=0x4000073fd0 pc=0x7ff755d51b44
        created by runtime.defaultGOMAXPROCSUpdateEnable in goroutine 1
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/proc.go:6674 +0x48
        >>
--- FAIL: TestCodeLens (15.95s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

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

2025-09-11 11:21 x_tools-go1.25-windows-arm64 tools@71756c75 release-branch.go1.25@56ebf80e x/tools/gopls/internal/cmd.TestCodeLens (log)

=== RUN   TestCodeLens
=== PAUSE TestCodeLens
=== CONT  TestCodeLens
    integration_test.go:250: gopls -v codelens -exec ./a/a_test.go:3 run test: exited with code 2, want success: true (gopls -v codelens -exec ./a/a_test.go:3 run test: exit=2 stdout=<<>> stderr=<<2025/09/11 12:45:51 Info:2025/09/11 12:45:51 Created View (#1)
        	directory=.
        	view_type="GoMod"
        	root_dir="file:///C:/Users/swarming/.swarming/w/ir/x/t/TestCodeLens1479468450/001"
        	go_version="go version go1.25.1-devel_56ebf80e57db9f61981fc0636fc6419dc6f68eda windows/arm64"
        	build_flags=[]
        	env={GOOS:windows GOARCH:arm64 GOCACHE:C:\Users\swarming\.swarming\w\ir\x\w\gocache GOMODCACHE:C:\Users\swarming\.swarming\w\ir\x\w\gopath\pkg\mod GOPATH:C:\Users\swarming\.swarming\w\ir\x\w\gopath GOPRIVATE: GOFLAGS: GO111MODULE: GOTOOLCHAIN:local GOROOT:C:\Users\swarming\.swarming\w\ir\x\w\goroot GoVersion:25 GoVersionOutput:go version go1.25.1-devel_56ebf80e57db9f61981fc0636fc6419dc6f68eda windows/arm64
...
        fatal error: out of memory
        runtime: VirtualAlloc of 8192 bytes failed with errno=1455
        fatal error: out of memory
        runtime: VirtualAlloc of 8192 bytes failed with errno=1455
        fatal error: out of memory
        
        runtime stack:
        runtime.throw({0x7ff65dd5b579?, 0x40081b2000?})
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/panic.go:1094 +0x34 fp=0x23341ff610 sp=0x23341ff5e0 pc=0x7ff65d009e34
        runtime.sysUsedOS(0x40081b2000, 0x2000)
...
        runtime.sysUsed(...)
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/mem.go:85
        runtime.(*mheap).allocSpan(0x7ff65e9d90a0, 0x1, 0x0, 0x27)
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/mheap.go:1404 +0x440 fp=0x23347ff6f0 sp=0x23347ff650 pc=0x7ff65cfc1810
        runtime.(*mheap).alloc.func1()
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/mheap.go:1017 +0x68 fp=0x23347ff740 sp=0x23347ff6f0 pc=0x7ff65cfc1028
        runtime.systemstack(0x0)
        	C:/Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/asm_arm64.s:294 +0x68 fp=0x23347ff750 sp=0x23347ff740 pc=0x7ff65d010378
        >>
--- FAIL: TestCodeLens (20.10s)

— watchflakes

[adonovan]

Dup of #75417.