cmd/internal/testdir: Test/fixedbugs/issue68415.go failures

[gopherbot]

#!watchflakes
default <- pkg == "cmd/internal/testdir" && test == "Test/fixedbugs/issue68415.go"

Issue created automatically to collect these failures.

Example (log):

=== RUN   Test/fixedbugs/issue68415.go
=== PAUSE Test/fixedbugs/issue68415.go
=== CONT  Test/fixedbugs/issue68415.go
    testdir_test.go:147: exit status 2
        panic: runtime error: invalid memory address or nil pointer dereference
        [signal 0xc0000005 code=0x0 addr=0x20 pc=0x6efd90]
        
        goroutine 97 gp=0x1f06c68 m=22 mp=0x221c008 [running]:
        panic({0xd4ec00, 0x129e080})
        	runtime/panic.go:802 +0x137 fp=0x229943c sp=0x22993e8 pc=0x6e84f7
...
        os/exec.(*Cmd).Start.func2(0x1e90170)
        	os/exec/exec.go:749 +0x2f fp=0x1cd3fe8 sp=0x1cd3fb8 pc=0x7bac0f
        os/exec.(*Cmd).Start.gowrap1()
        	os/exec/exec.go:761 +0x27 fp=0x1cd3ff0 sp=0x1cd3fe8 pc=0x7babc7
        runtime.goexit({})
        	runtime/asm_386.s:1386 +0x1 fp=0x1cd3ff4 sp=0x1cd3ff0 pc=0x6ef1d1
        created by os/exec.(*Cmd).Start in goroutine 96
        	os/exec/exec.go:748 +0x960
        
--- FAIL: Test/fixedbugs/issue68415.go (0.78s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "cmd/internal/testdir" && test == "Test/fixedbugs/issue68415.go"

2025-04-01 13:38 gotip-windows-386 go@7177f240 cmd/internal/testdir.Test/fixedbugs/issue68415.go (log)

=== RUN   Test/fixedbugs/issue68415.go
=== PAUSE Test/fixedbugs/issue68415.go
=== CONT  Test/fixedbugs/issue68415.go
    testdir_test.go:147: exit status 2
        panic: runtime error: invalid memory address or nil pointer dereference
        [signal 0xc0000005 code=0x0 addr=0x20 pc=0x6efd90]
        
        goroutine 97 gp=0x1f06c68 m=22 mp=0x221c008 [running]:
        panic({0xd4ec00, 0x129e080})
        	runtime/panic.go:802 +0x137 fp=0x229943c sp=0x22993e8 pc=0x6e84f7
...
        os/exec.(*Cmd).Start.func2(0x1e90170)
        	os/exec/exec.go:749 +0x2f fp=0x1cd3fe8 sp=0x1cd3fb8 pc=0x7bac0f
        os/exec.(*Cmd).Start.gowrap1()
        	os/exec/exec.go:761 +0x27 fp=0x1cd3ff0 sp=0x1cd3fe8 pc=0x7babc7
        runtime.goexit({})
        	runtime/asm_386.s:1386 +0x1 fp=0x1cd3ff4 sp=0x1cd3ff0 pc=0x6ef1d1
        created by os/exec.(*Cmd).Start in goroutine 96
        	os/exec/exec.go:748 +0x960
        
--- FAIL: Test/fixedbugs/issue68415.go (0.78s)

— watchflakes

[qmuntal]

Fixed in https://go.dev/cl/662575.