orfjackal@vm-ubuntu64:~/devel/gospec/src/gospec$ GOMAXPROCS=4 ./6.out -benchmarks=.* PASS gospec.Benchmark__Running_all_specs 500000000 2 ns/op gospec.Benchmark__Compiling_results 1 2207202000 ns/op futexsleep addr=0x491498 val=3 returned -516 SIGSEGV: segmentation violation Faulting address: 0x1005 PC=0x42068f futexsleep+0xc2 /home/orfjackal/go/src/pkg/runtime/linux/thread.c:58 futexsleep(0x491498, 0x0, 0x3, 0x3) futexlock+0x7a /home/orfjackal/go/src/pkg/runtime/linux/thread.c:126 futexlock(0x491498, 0x0) notesleep+0x1c /home/orfjackal/go/src/pkg/runtime/linux/thread.c:206 notesleep(0x491498, 0x0) nextgandunlock+0xfc /home/orfjackal/go/src/pkg/runtime/proc.c:354 nextgandunlock() scheduler+0xe0 /home/orfjackal/go/src/pkg/runtime/proc.c:509 scheduler() mstart+0x47 /home/orfjackal/go/src/pkg/runtime/proc.c:400 mstart() _rt0_amd64+0x74 /home/orfjackal/go/src/pkg/runtime/amd64/asm.s:46 _rt0_amd64() goroutine 315310 [4]: gosched+0x4e /home/orfjackal/go/src/pkg/runtime/proc.c:530 gosched() chansend+0x384 /home/orfjackal/go/src/pkg/runtime/chan.c:224 chansend(0xae706b40, 0x7f69, 0xad16e288, 0x7f69, 0x0, ...) runtime.chansend1+0x54 /home/orfjackal/go/src/pkg/runtime/chan.c:395 runtime.chansend1(0xae706b40, 0x7f69) container/vector.*Vector·iterate+0x72 /home/orfjackal/go/src/pkg/container/vector/vector.go:202 container/vector.*Vector·iterate(0xa768cae0, 0x7f69, 0xae706b40, 0x7f69) goexit /home/orfjackal/go/src/pkg/runtime/proc.c:140 goexit() 0x7f69a768cae0 unknown pc goroutine 319147 [1]: goexit /home/orfjackal/go/src/pkg/runtime/proc.c:140 goexit() 0x7f69a909b860 unknown pc goroutine 1 [4]: gosched+0x4e /home/orfjackal/go/src/pkg/runtime/proc.c:530 gosched() chanrecv+0x39b /home/orfjackal/go/src/pkg/runtime/chan.c:326 chanrecv(0xa81b91e0, 0x7f69, 0xaf4a4cb8, 0x7f69, 0x0, ...) runtime.chanrecv1+0x50 /home/orfjackal/go/src/pkg/runtime/chan.c:423 runtime.chanrecv1(0xa81b91e0, 0x7f69) gospec.*specResult·mergeErrors+0x34 /home/orfjackal/devel/gospec/src/gospec/results.go:189 gospec.*specResult·mergeErrors(0xa81b87b0, 0x7f69, 0xa909b860, 0x7f69) gospec.*specResult·update+0xd2 /home/orfjackal/devel/gospec/src/gospec/results.go:175 gospec.*specResult·update(0xa81b87b0, 0x7f69, 0xa71fb0a0, 0x7f69) gospec.*specResult·update+0x154 /home/orfjackal/devel/gospec/src/gospec/results.go:184 gospec.*specResult·update(0xae5a3390, 0x7f69, 0xa71fb0a0, 0x7f69) gospec.*specResult·update+0x154 /home/orfjackal/devel/gospec/src/gospec/results.go:184 gospec.*specResult·update(0xa7a3b4b0, 0x7f69, 0xa71fb0a0, 0x7f69) gospec.*ResultCollector·Update+0x3e /home/orfjackal/devel/gospec/src/gospec/results.go:31 gospec.*ResultCollector·Update(0xae5dd030, 0x7f69, 0xa71fb0a0, 0x7f69) gospec.*Runner·Results+0xac /home/orfjackal/devel/gospec/src/gospec/runner.go:114 gospec.*Runner·Results(0xa724d0e0, 0x7f69, 0x4b643438, 0x0) gospec.Benchmark__Building_a_report+0x2e /home/orfjackal/devel/gospec/src/gospec/benchmark_test.go:40 gospec.Benchmark__Building_a_report(0xaa377640, 0x7f69) testing.*B·runN+0x3f /home/orfjackal/go/src/pkg/testing/benchmark.go:70 testing.*B·runN(0xaa377640, 0x7f69, 0x1, 0x0) testing.*B·run+0x34 /home/orfjackal/go/src/pkg/testing/benchmark.go:116 testing.*B·run(0xaa377640, 0x7f69) testing.RunBenchmarks+0x18b /home/orfjackal/go/src/pkg/testing/benchmark.go:158 testing.RunBenchmarks(0x47c370, 0x0) main.main+0x38 /home/orfjackal/devel/gospec/src/gospec/_testmain.go:73 main.main() mainstart+0xf /home/orfjackal/go/src/pkg/runtime/amd64/asm.s:54 mainstart() goexit /home/orfjackal/go/src/pkg/runtime/proc.c:140 goexit() rax 0x1 rbx 0x1 rcx 0x420a55 rdx 0x1 rdi 0x1 rsi 0x44a1a8 rbp 0x44a1a8 rsp 0x7fff6d4fac40 r8 0x0 r9 0x0 r10 0x47a4c0 r11 0x202 r12 0x7f69af4a2c40 r13 0x7f69ad747960 r14 0x4913f0 r15 0x491360 rip 0x42068f rflags 0x10202 cs 0x33 fs 0x0 gs 0x0 Trace/breakpoint trap orfjackal@vm-ubuntu64:~/devel/gospec/src/gospec$