cmd/go: unrecognized test failures

[bcmills]

#!watchflakes
default <- pkg ~ `^cmd/go` && date >= "2023-06-20" && date < "2023-08-01"

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg ~ `^cmd/go` && date >= "2023-06-20"

2023-07-20 18:02 netbsd-386-9_3 go@90a73ec1 cmd/go.TestScript (log)

vcs-test.golang.org rerouted to http://127.0.0.1:54270
https://vcs-test.golang.org rerouted to https://127.0.0.1:54269
go test proxy running at GOPROXY=http://127.0.0.1:54268/mod
--- FAIL: TestScript (0.06s)
    --- FAIL: TestScript/run_dirs (499.01s)
        script_test.go:132: 2023-07-20T18:14:19Z
        script_test.go:134: $WORK=/tmp/workdir/tmp/cmd-go-test-3794328047/tmpdir1941710167/run_dirs223741237
        script_test.go:156: 
            > cd rundir
            > ! go run x.go sub/sub.go
            [stderr]
            named files must all be in one directory; have . and sub
            [exit status 1]
            > stderr 'named files must all be in one directory; have . and sub'
            matched: named files must all be in one directory; have . and sub
            > ! go run sub/sub.go x.go
            [stderr]
            named files must all be in one directory; have sub and .
            [exit status 1]
            > stderr 'named files must all be in one directory; have sub and .'
            matched: named files must all be in one directory; have sub and .
            > cd ../
            > go run rundir/foo.go ./rundir/bar.go
            [stderr]
            hello world
        script_test.go:156: FAIL: testdata/script/run_dirs.txt:9: go run rundir/foo.go ./rundir/bar.go: signal: killed

— watchflakes

[bcmills]

Updated #57999.

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg ~ `^cmd/go` && date >= "2023-06-20"

2023-08-15 03:40 darwin-amd64-11_0 go@60506f4d cmd/go.TestScript (log)

vcs-test.golang.org rerouted to http://127.0.0.1:53006
https://vcs-test.golang.org rerouted to https://127.0.0.1:53007
go test proxy running at GOPROXY=http://127.0.0.1:53008/mod
--- FAIL: TestScript (0.52s)
    --- FAIL: TestScript/build_GOTMPDIR (16.99s)
        script_test.go:132: 2023-08-15T04:10:48Z
        script_test.go:134: $WORK=/tmp/buildlet/tmp/cmd-go-test-3319059857/tmpdir1582112594/build_GOTMPDIR702677814
        script_test.go:156: 
            # Set GOCACHE to a clean directory to ensure that 'go build' has work to report. (0.000s)
            # 'go build' should use GOTMPDIR if set. (15.504s)
...
            <autogenerated>:1: internal compiler error: unexpected fnsym: �������.(*gQueue).pushBack != runtime.(*gQueue).pushBack

            goroutine 1 [running]:
            runtime/debug.Stack()
            	runtime/debug/stack.go:24 +0x5e
            cmd/compile/internal/base.FatalfAt({0x111daa98?, 0x0?}, {0x10fb8ab6, 0x1a}, {0xc0004e7678, 0x2, 0x2})
            	cmd/compile/internal/base/print.go:230 +0x1d7
            cmd/compile/internal/base.Fatalf(...)
            	cmd/compile/internal/base/print.go:199
            cmd/compile/internal/dwarfgen.Info(0xc00136e800, 0xc00136e880, {0x111ccae0?, 0xc005675e40})
...
            cmd/compile/internal/dwarfgen.AbstractFunc(0xc00136e800)
            	cmd/compile/internal/dwarfgen/dwinl.go:220 +0xf3
            cmd/internal/obj.(*DwarfFixupTable).Finalize(0xc00008b6c0, {0x7ffee04f5ddb?, 0x7?}, 0x2?)
            	cmd/internal/obj/dwarf.go:691 +0x27e
            cmd/compile/internal/gc.Main(0x111d4aa0)
            	cmd/compile/internal/gc/main.go:328 +0x14e5
            main.main()
            	cmd/compile/main.go:57 +0xf9

        script_test.go:156: FAIL: testdata/script/build_GOTMPDIR.txt:9: go build -x hello.go: exit status 1

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg ~ `^cmd/go` && date >= "2023-06-20"

2023-10-05 08:26 linux-386-longtest go@bc150700 cmd/go.TestScript (log)

vcs-test.golang.org rerouted to http://127.0.0.1:43029
https://vcs-test.golang.org rerouted to https://127.0.0.1:34699
go test proxy running at GOPROXY=http://127.0.0.1:44193/mod
2023/10/05 09:00:46 http: TLS handshake error from 127.0.0.1:60490: read tcp 127.0.0.1:34699->127.0.0.1:60490: read: connection reset by peer
2023/10/05 09:00:46 http: TLS handshake error from 127.0.0.1:60506: EOF
2023/10/05 09:00:53 http: TLS handshake error from 127.0.0.1:55872: EOF
2023/10/05 09:00:53 http: TLS handshake error from 127.0.0.1:55866: EOF
2023/10/05 09:00:53 http: TLS handshake error from 127.0.0.1:55886: EOF
2023/10/05 09:00:53 http: TLS handshake error from 127.0.0.1:55920: EOF
--- FAIL: TestScript (0.06s)
    --- FAIL: TestScript/cover_statements (2.42s)
        script_test.go:132: 2023-10-05T09:02:26Z
        script_test.go:134: $WORK=/workdir/tmp/cmd-go-test-1922464838/tmpdir1252880670/cover_statements2287602560
        script_test.go:156: 
            > [short] skip
            [condition not met]
            # Initial run with simple coverage. (1.058s)
            # Second run to make sure that caching works properly. (1.365s)
            > go test -x -cover ./pkg1 ./pkg2 ./pkg3 ./pkg4
            [stdout]
...
            matched: 	m/pkg1		coverage: 0.0% of statements
            > stdout 'pkg2	\S+	coverage: 0.0% of statements \[no tests to run\]'
            matched: ok  	m/pkg2	0.088s	coverage: 0.0% of statements [no tests to run]
            > stdout 'pkg3	\S+	coverage: 100.0% of statements'
            matched: ok  	m/pkg3	(cached)	coverage: 100.0% of statements
            > stdout 'pkg4	\S+	coverage: \[no statements\]'
            matched: ok  	m/pkg4	(cached)	coverage: [no statements]
            > [GOEXPERIMENT:coverageredesign] ! stderr 'link(\.exe"?)? -'
            matched: /workdir/go/pkg/tool/linux_386/link -o $WORK/b047/pkg2.test -importcfg $WORK/b047/importcfg.link -s -w -X=runtime.godebugDefault=httplaxcontentlength=1,httpmuxgo121=1,panicnil=1 -buildmode=exe -buildid=1BWKmgEnCU21Oj1f0gkA/HK804ap0zd0idPSRTcj5/F8AskLlmrL-dE7grkc-4/1BWKmgEnCU21Oj1f0gkA -X testing.testBinary=1 -extld=gcc /workdir/gocache/5f/5fb80e32ad043755b99726a94820c897b70ac988c144532873ee891e84691075-d
        script_test.go:156: FAIL: testdata/script/cover_statements.txt:18: stderr 'link(\.exe"?)? -': unexpected success

— watchflakes