Golang cmd/cgo/internal/testcarchive: TestSIGPROF failures

#!watchflakes
default <- pkg == "cmd/cgo/internal/testcarchive" && test == "TestSIGPROF"

Issue created automatically to collect these failures.

Example (log):

=== RUN   TestSIGPROF
=== PAUSE TestSIGPROF
=== CONT  TestSIGPROF
    carchive_test.go:1047: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -buildmode=c-archive -o libgo6.a ./libgo6]
        sort: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b068/: no space left on device
        bytes: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b039/: no space left on device
        strings: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b044/: no space left on device
        hash: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b071/: no space left on device
        runtime/cgo: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b074/: no space left on device
        encoding/binary: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b069/: no space left on device
        text/tabwriter: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b073/: no space left on device
    carchive_test.go:1049: exit status 1
--- FAIL: TestSIGPROF (0.33s)

— watchflakes

Comment From: gopherbot

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "cmd/cgo/internal/testcarchive" && test == "TestSIGPROF"

2025-07-10 16:27 gotip-linux-arm go@63ec70d4 cmd/cgo/internal/testcarchive.TestSIGPROF (log)

=== RUN TestSIGPROF === PAUSE TestSIGPROF === CONT TestSIGPROF carchive_test.go:1047: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -buildmode=c-archive -o libgo6.a ./libgo6] sort: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b068/: no space left on device bytes: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b039/: no space left on device strings: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b044/: no space left on device hash: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b071/: no space left on device runtime/cgo: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b074/: no space left on device encoding/binary: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b069/: no space left on device text/tabwriter: mkdir /home/swarming/.swarming/w/ir/x/t/go-build3413260242/b073/: no space left on device carchive_test.go:1049: exit status 1 --- FAIL: TestSIGPROF (0.33s)

— watchflakes