x/tools/cmd/signature-fuzzer/fuzz-runner: TestRunner failures

[gopherbot]

#!watchflakes
post <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner"

Issue created automatically to collect these failures.

Example (log):

--- FAIL: TestRunner (2.78s)
    --- FAIL: TestRunner/Minimization2 (0.27s)
        rnr_test.go:131: 
        rnr_test.go:137: -emitbad=2 did not trigger runtime error (invocation "/opt/golang/tmp/workdir-host-solaris-oracle-amd64-oraclerel/tmp/TestRunner587605598/001/bin/runner [-emitbad=2 -badfcnidx=1 -badpkgidx=1 -forcetmpclean -cleancache=0 -numit=1 -numfcns=3 -numpkgs=3 -seed=55909]"): output: 
    --- FAIL: TestRunner/Basic (0.28s)
        rnr_test.go:62: 
        rnr_test.go:64: error invoking fuzz-runner: signal: segmentation Fault (core dumped)
    --- FAIL: TestRunner/Minimization1 (0.29s)
        rnr_test.go:101: 
        rnr_test.go:107: -emitbad=1 did not trigger syntax error (invocation "/opt/golang/tmp/workdir-host-solaris-oracle-amd64-oraclerel/tmp/TestRunner587605598/001/bin/runner [-emitbad=1 -badfcnidx=2 -badpkgidx=2 -forcetmpclean -cleancache=0 -numit=1 -numfcns=3 -numpkgs=3 -seed=909]"): output: 

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner"

2023-04-06 19:16 solaris-amd64-oraclerel tools@45ef8294 go@0d3c23fe x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner (log)

--- FAIL: TestRunner (2.78s)
    --- FAIL: TestRunner/Minimization2 (0.27s)
        rnr_test.go:131: 
        rnr_test.go:137: -emitbad=2 did not trigger runtime error (invocation "/opt/golang/tmp/workdir-host-solaris-oracle-amd64-oraclerel/tmp/TestRunner587605598/001/bin/runner [-emitbad=2 -badfcnidx=1 -badpkgidx=1 -forcetmpclean -cleancache=0 -numit=1 -numfcns=3 -numpkgs=3 -seed=55909]"): output: 
    --- FAIL: TestRunner/Basic (0.28s)
        rnr_test.go:62: 
        rnr_test.go:64: error invoking fuzz-runner: signal: segmentation Fault (core dumped)
    --- FAIL: TestRunner/Minimization1 (0.29s)
        rnr_test.go:101: 
        rnr_test.go:107: -emitbad=1 did not trigger syntax error (invocation "/opt/golang/tmp/workdir-host-solaris-oracle-amd64-oraclerel/tmp/TestRunner587605598/001/bin/runner [-emitbad=1 -badfcnidx=2 -badpkgidx=2 -forcetmpclean -cleancache=0 -numit=1 -numfcns=3 -numpkgs=3 -seed=909]"): output: 

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner"

2023-03-31 15:46 plan9-arm tools@58c9a632 go@a7fd2fab x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner (log)

golang.org/x/tools/go/analysis/internal/analysisflags: /boot/workdir/go/pkg/tool/plan9_arm/compile: fork/exec /boot/workdir/go/pkg/tool/plan9_arm/compile: '/boot/workdir' fossil/fossil-9legacy: walk: newfid 0x581 in use
--- FAIL: TestRunner (27.05s)
    --- FAIL: TestRunner/Minimization1 (56.16s)
        rnr_test.go:101: ... begin iteration 0 with current seed 909
            error executing cmd go build -o ./fzTest .: exit status: 'go 4309: 1'
            # fzTest/Caller2
            Caller2/Caller2.go:102:7: syntax error: unexpected code at end of statement
            ... starting minimization for failed directory /tmp/fuzzrun4284503802/fuzzTest
            error executing cmd go build -o ./fzTest .: exit status: 'go 5118: 1'
            package minimization succeeded: found bad pkg 2
            error executing cmd go build -o ./fzTest .: exit status: 'go 5583: 1'
            function minimization succeeded: found bad fcn 1

        rnr_test.go:113: failed to minimize package (invocation "/tmp/TestRunner703301174/001/bin/runner [-emitbad=1 -badfcnidx=2 -badpkgidx=2 -forcetmpclean -cleancache=0 -numit=1 -numfcns=3 -numpkgs=3 -seed=909]"): output: ... begin iteration 0 with current seed 909
            error executing cmd go build -o ./fzTest .: exit status: 'go 4309: 1'
            # fzTest/Caller2
            Caller2/Caller2.go:102:7: syntax error: unexpected code at end of statement
            ... starting minimization for failed directory /tmp/fuzzrun4284503802/fuzzTest
            error executing cmd go build -o ./fzTest .: exit status: 'go 5118: 1'
            package minimization succeeded: found bad pkg 2
            error executing cmd go build -o ./fzTest .: exit status: 'go 5583: 1'
            function minimization succeeded: found bad fcn 1

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner"

2023-04-10 22:26 solaris-amd64-oraclerel tools@d03c59db go@96428e16 x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner (log)

--- FAIL: TestRunner (5.76s)
    --- FAIL: TestRunner/Basic (0.82s)
        rnr_test.go:62: 
        rnr_test.go:64: error invoking fuzz-runner: signal: segmentation Fault (core dumped)
    --- FAIL: TestRunner/Minimization2 (0.83s)
        rnr_test.go:131: 
        rnr_test.go:137: -emitbad=2 did not trigger runtime error (invocation "/opt/golang/tmp/workdir-host-solaris-oracle-amd64-oraclerel/tmp/TestRunner3058287790/001/bin/runner [-emitbad=2 -badfcnidx=1 -badpkgidx=1 -forcetmpclean -cleancache=0 -numit=1 -numfcns=3 -numpkgs=3 -seed=55909]"): output: 
    --- FAIL: TestRunner/Minimization1 (0.84s)
        rnr_test.go:101: 
        rnr_test.go:107: -emitbad=1 did not trigger syntax error (invocation "/opt/golang/tmp/workdir-host-solaris-oracle-amd64-oraclerel/tmp/TestRunner3058287790/001/bin/runner [-emitbad=1 -badfcnidx=2 -badpkgidx=2 -forcetmpclean -cleancache=0 -numit=1 -numfcns=3 -numpkgs=3 -seed=909]"): output: 

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner"

2023-05-11 03:57 solaris-amd64-oraclerel tools@9aa9d134 go@dc076eaf x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner (log)

--- FAIL: TestRunner (4.18s)
    --- FAIL: TestRunner/Minimization2 (1.70s)
        rnr_test.go:131: 
        rnr_test.go:137: -emitbad=2 did not trigger runtime error (invocation "/opt/golang/tmp/workdir-host-solaris-oracle-amd64-oraclerel/tmp/TestRunner1626417978/001/bin/runner [-emitbad=2 -badfcnidx=1 -badpkgidx=1 -forcetmpclean -cleancache=0 -numit=1 -numfcns=3 -numpkgs=3 -seed=55909]"): output: 
    --- FAIL: TestRunner/Minimization1 (1.72s)
        rnr_test.go:101: 
        rnr_test.go:107: -emitbad=1 did not trigger syntax error (invocation "/opt/golang/tmp/workdir-host-solaris-oracle-amd64-oraclerel/tmp/TestRunner1626417978/001/bin/runner [-emitbad=1 -badfcnidx=2 -badpkgidx=2 -forcetmpclean -cleancache=0 -numit=1 -numfcns=3 -numpkgs=3 -seed=909]"): output: 
    --- FAIL: TestRunner/Basic (1.86s)
        rnr_test.go:62: 
        rnr_test.go:64: error invoking fuzz-runner: signal: segmentation Fault (core dumped)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner"

2023-08-29 19:50 linux-ppc64-sid-buildlet tools@9658d2e9 go@2d07bb86 x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner (log)

--- FAIL: TestRunner (1.40s)
    --- FAIL: TestRunner/Minimization2 (5.31s)
        rnr_test.go:131: ... begin iteration 0 with current seed 55909
            error executing cmd /workdir/tmp/fuzzrun2274765535/fuzzTest/fzTest: exit status 2
            starting main
            panic: runtime error: invalid memory address or nil pointer dereference
            [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x7ae88]

            goroutine 7 [running]:
            fmt.(*buffer).writeString(...)
...
            panic: runtime error: invalid memory address or nil pointer dereference
            [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x7ae88]

            goroutine 7 [running]:
            fmt.(*buffer).writeString(...)
            	/workdir/go/src/fmt/print.go:108
            fmt.(*fmt).padString(0x0?, {0x0, 0x7})
            	/workdir/go/src/fmt/format.go:110 +0x27c
            fmt.(*fmt).fmtS(0x0?, {0x0?, 0xc00006c750?})
            	/workdir/go/src/fmt/format.go:359 +0x64
...
            	/workdir/tmp/fuzzrun2274765535/fuzzTest/Caller1/Caller1.go:67 +0x26c
            main.main.func2(0x0?)
            	/workdir/tmp/fuzzrun2274765535/fuzzTest/Main.go:30 +0x58
            created by main.main in goroutine 1
            	/workdir/tmp/fuzzrun2274765535/fuzzTest/Main.go:27 +0x1a8
            ... starting minimization for failed directory /workdir/tmp/fuzzrun2274765535/fuzzTest
            error executing cmd /workdir/tmp/fuzzrun2274765535/fuzzTest/fzTest: exit status 1
            package minimization succeeded: found bad pkg 1
            error executing cmd /workdir/tmp/fuzzrun2274765535/fuzzTest/fzTest: exit status 1
            function minimization succeeded: found bad fcn 1

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner"

2023-09-25 14:48 darwin-amd64-nocgo tools@903e6890 go@b7e0dfc4 x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner (log)

--- FAIL: TestRunner (3.13s)
    --- FAIL: TestRunner/Minimization2 (14.70s)
        rnr_test.go:131: ... begin iteration 0 with current seed 55909
            error executing cmd /tmp/buildlet/tmp/fuzzrun2852605137/fuzzTest/fzTest: exit status 2
            starting main
            panic: runtime error: invalid memory address or nil pointer dereference
            [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0xfc9293c]

            goroutine 19 [running]:
            fmt.(*buffer).writeString(...)
...
            panic: runtime error: invalid memory address or nil pointer dereference
            [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0xfc9293c]

            goroutine 19 [running]:
            fmt.(*buffer).writeString(...)
            	/tmp/buildlet/go/src/fmt/print.go:108
            fmt.(*fmt).padString(0x0?, {0x0, 0x7})
            	/tmp/buildlet/go/src/fmt/format.go:110 +0x24a
            fmt.(*fmt).fmtS(0xc0000b9018?, {0x0?, 0xfd06620?})
            	/tmp/buildlet/go/src/fmt/format.go:359 +0x39
...
            	/tmp/buildlet/tmp/fuzzrun2852605137/fuzzTest/Caller1/Caller1.go:67 +0x28c
            main.main.func2(0x0?)
            	/tmp/buildlet/tmp/fuzzrun2852605137/fuzzTest/Main.go:30 +0x4e
            created by main.main in goroutine 1
            	/tmp/buildlet/tmp/fuzzrun2852605137/fuzzTest/Main.go:27 +0x167
            ... starting minimization for failed directory /tmp/buildlet/tmp/fuzzrun2852605137/fuzzTest
            error executing cmd /tmp/buildlet/tmp/fuzzrun2852605137/fuzzTest/fzTest: exit status 1
            package minimization succeeded: found bad pkg 1
            error executing cmd /tmp/buildlet/tmp/fuzzrun2852605137/fuzzTest/fzTest: exit status 1
            function minimization succeeded: found bad fcn 1

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner"

2023-10-12 15:13 linux-ppc64le-buildlet tools@34845341 go@c8fdffb7 x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner (log)

--- FAIL: TestRunner (2.00s)
    --- FAIL: TestRunner/Minimization1 (6.12s)
        rnr_test.go:101: ... begin iteration 0 with current seed 909
            error executing cmd go build -o ./fzTest .: exit status 1
            # fzTest/Caller2
            Caller2/Caller2.go:102:7: syntax error: unexpected code at end of statement
            ... starting minimization for failed directory /workdir/tmp/fuzzrun999119028/fuzzTest
            error executing cmd go build -o ./fzTest .: exit status 1
            package minimization succeeded: found bad pkg 2
            error executing cmd go build -o ./fzTest .: exit status 2
            function minimization succeeded: found bad fcn 1

        rnr_test.go:113: failed to minimize package (invocation "/workdir/tmp/TestRunner3264132896/001/bin/runner [-emitbad=1 -badfcnidx=2 -badpkgidx=2 -forcetmpclean -cleancache=0 -numit=1 -numfcns=3 -numpkgs=3 -seed=909]"): output: ... begin iteration 0 with current seed 909
            error executing cmd go build -o ./fzTest .: exit status 1
            # fzTest/Caller2
            Caller2/Caller2.go:102:7: syntax error: unexpected code at end of statement
            ... starting minimization for failed directory /workdir/tmp/fuzzrun999119028/fuzzTest
            error executing cmd go build -o ./fzTest .: exit status 1
            package minimization succeeded: found bad pkg 2
            error executing cmd go build -o ./fzTest .: exit status 2
            function minimization succeeded: found bad fcn 1

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner"

2023-10-26 18:40 linux-ppc64-sid-buildlet tools@080c2020 go@29b80397 x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner (log)

--- FAIL: TestRunner (2.35s)
    --- FAIL: TestRunner/Minimization2 (6.89s)
        rnr_test.go:131: ... begin iteration 0 with current seed 55909
            error executing cmd /workdir/tmp/fuzzrun1997789277/fuzzTest/fzTest: exit status 2
            starting main
            panic: runtime error: invalid memory address or nil pointer dereference
            [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x75808]

            goroutine 7 [running]:
            fmt.(*buffer).writeString(...)
...
            panic: runtime error: invalid memory address or nil pointer dereference
            [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x75808]

            goroutine 7 [running]:
            fmt.(*buffer).writeString(...)
            	/workdir/go/src/fmt/print.go:108
            fmt.(*fmt).padString(0x0?, {0x0, 0x7})
            	/workdir/go/src/fmt/format.go:110 +0x27c
            fmt.(*fmt).fmtS(0x0?, {0x0?, 0xc00006e750?})
            	/workdir/go/src/fmt/format.go:359 +0x64
...
            	/workdir/tmp/fuzzrun1997789277/fuzzTest/Caller1/Caller1.go:67 +0x26c
            main.main.func2(0x0?)
            	/workdir/tmp/fuzzrun1997789277/fuzzTest/Main.go:30 +0x58
            created by main.main in goroutine 1
            	/workdir/tmp/fuzzrun1997789277/fuzzTest/Main.go:27 +0x1a8
            ... starting minimization for failed directory /workdir/tmp/fuzzrun1997789277/fuzzTest
            error executing cmd /workdir/tmp/fuzzrun1997789277/fuzzTest/fzTest: exit status 1
            package minimization succeeded: found bad pkg 1
            error executing cmd /workdir/tmp/fuzzrun1997789277/fuzzTest/fzTest: exit status 1
            function minimization succeeded: found bad fcn 1

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner"

2023-11-07 00:22 plan9-arm tools@2638d663 go@d33548d1 x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner (log)

panic: test timed out after 30m0s
running tests:
	TestRunner (30m0s)
	TestRunner/Minimization2 (29m44s)

syscall.WaitProcess(0x11b6, 0x8d080a8)
	/boot/workdir/go/src/syscall/exec_plan9.go:593 +0x80
os.(*Process).wait(0x8d26150)
	/boot/workdir/go/src/os/exec_plan9.go:73 +0x40
os.(*Process).Wait(...)
	/boot/workdir/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0x8db20c0)
	/boot/workdir/go/src/os/exec/exec.go:897 +0x38
os/exec.(*Cmd).Run(0x8db20c0)
	/boot/workdir/go/src/os/exec/exec.go:607 +0x44
os/exec.(*Cmd).CombinedOutput(0x8db20c0)
	/boot/workdir/go/src/os/exec/exec.go:1012 +0x88
golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner.testMinimization2(0x8c03a00, {0x8c24330, 0x28})
	/boot/workdir/gopath/src/golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner/rnr_test.go:130 +0x1b8
golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner.func4(0x8c03a00)
	/boot/workdir/gopath/src/golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner/rnr_test.go:54 +0x2c
testing.tRunner(0x8c03a00, 0x8c163c0)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner"

2023-11-28 18:54 netbsd-386-9_3 tools@73e70de6 go@7ccddf04 x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner (log)

panic: test timed out after 10m0s
running tests:
	TestRunner (10m1s)
	TestRunner/Minimization1 (10m0s)

syscall.Syscall6(0x1, 0x9ea, 0x850ee70, 0x10020, 0x0, 0x0, 0x0)
	/tmp/workdir/go/src/syscall/asm_unix_386.s:43 +0x5
os.wait6(0x1, 0x9ea, 0x10020)
	/tmp/workdir/go/src/os/wait6_netbsd.go:16 +0x5b
os.(*Process).blockUntilWaitable(0x84ba000)
	/tmp/workdir/go/src/os/wait_wait6.go:20 +0x31
os.(*Process).wait(0x84ba000)
	/tmp/workdir/go/src/os/exec_unix.go:22 +0x28
os.(*Process).Wait(...)
	/tmp/workdir/go/src/os/exec.go:134
os/exec.(*Cmd).Wait(0x84aa008)
	/tmp/workdir/go/src/os/exec/exec.go:897 +0x36
os/exec.(*Cmd).Run(0x84aa008)
	/tmp/workdir/go/src/os/exec/exec.go:607 +0x3f
os/exec.(*Cmd).CombinedOutput(0x84aa008)
	/tmp/workdir/go/src/os/exec/exec.go:1012 +0x7e
golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner.testMinimization1(0x8572408, {0x85023c0, 0x34})
	/tmp/workdir/gopath/src/golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner/rnr_test.go:100 +0x1ee
golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner.func3(0x8572408)
	/tmp/workdir/gopath/src/golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner/rnr_test.go:53 +0x29
testing.tRunner(0x8572408, 0x850c430)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
post <- pkg == "golang.org/x/tools/cmd/signature-fuzzer/fuzz-runner" && test == "TestRunner"

2023-11-29 20:21 netbsd-arm-bsiegert tools@1b1e4daf go@a27a525d x/tools/cmd/signature-fuzzer/fuzz-runner.TestRunner (log)

--- FAIL: TestRunner (5.33s)
    --- FAIL: TestRunner/Minimization2 (21.31s)
        rnr_test.go:131: ... begin iteration 0 with current seed 55909
            error executing cmd /var/gobuilder/buildlet/tmp/fuzzrun244559615/fuzzTest/fzTest: exit status 2
            starting main
            panic: runtime error: invalid memory address or nil pointer dereference
            [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x7c9e4]

            goroutine 7 [running]:
            fmt.(*buffer).writeString(...)
...
            panic: runtime error: invalid memory address or nil pointer dereference
            [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x7c9e4]

            goroutine 7 [running]:
            fmt.(*buffer).writeString(...)
            	/var/gobuilder/buildlet/go/src/fmt/print.go:108
            fmt.(*fmt).padString(0x51e168, {0x0, 0x7})
            	/var/gobuilder/buildlet/go/src/fmt/format.go:110 +0x288
            fmt.(*fmt).fmtS(0x51e168, {0x0, 0x7})
            	/var/gobuilder/buildlet/go/src/fmt/format.go:359 +0x4c
...
            	/var/gobuilder/buildlet/tmp/fuzzrun244559615/fuzzTest/Caller1/Caller1.go:67 +0x260
            main.main.func2(0x41c0c0)
            	/var/gobuilder/buildlet/tmp/fuzzrun244559615/fuzzTest/Main.go:30 +0x54
            created by main.main in goroutine 1
            	/var/gobuilder/buildlet/tmp/fuzzrun244559615/fuzzTest/Main.go:27 +0x1a0
            ... starting minimization for failed directory /var/gobuilder/buildlet/tmp/fuzzrun244559615/fuzzTest
            error executing cmd /var/gobuilder/buildlet/tmp/fuzzrun244559615/fuzzTest/fzTest: exit status 1
            package minimization succeeded: found bad pkg 1
            error executing cmd /var/gobuilder/buildlet/tmp/fuzzrun244559615/fuzzTest/fzTest: exit status 1
            function minimization succeeded: found bad fcn 1

— watchflakes