runtime:cpu4: TestBigGOMAXPROCS failures

[gopherbot]

#!watchflakes
default <- pkg == "runtime:cpu4" && test == "TestBigGOMAXPROCS"

Issue created automatically to collect these failures.

Example (log):

=== RUN   TestBigGOMAXPROCS
=== PAUSE TestBigGOMAXPROCS

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime:cpu4" && test == "TestBigGOMAXPROCS"

2024-10-02 15:54 gotip-windows-386 go@03103a54 runtime:cpu4.TestBigGOMAXPROCS [ABORT] (log)

=== RUN   TestBigGOMAXPROCS
=== PAUSE TestBigGOMAXPROCS

— watchflakes