Go 1.6.2 build segfault

output.sh

Martins-MacBook-Pro-2:~ mbertschler$ go version
go version go1.6.2 darwin/amd64

Martins-MacBook-Pro-2:~ mbertschler$ go env
GOARCH="amd64"
GOBIN=""
GOEXE=""
GOHOSTARCH="amd64"
GOHOSTOS="darwin"
GOOS="darwin"
GOPATH="/Users/mbertschler/go"
GORACE=""
GOROOT="/Users/mbertschler/dev/go/go"
GOTOOLDIR="/Users/mbertschler/dev/go/go/pkg/tool/darwin_amd64"
GO15VENDOREXPERIMENT="1"
CC="clang"
GOGCCFLAGS="-fPIC -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fno-common"
CXX="clang++"
CGO_ENABLED="1"

Martins-MacBook-Pro-2:~ mbertschler$ go run bugreproducer.go
# test
fatal error: unexpected signal during runtime execution
[signal 0xb code=0x1 addr=0x6fdfe32cd122 pc=0xf47b]

runtime stack:
runtime.throw(0x2c4900, 0x2a)
	/Users/mbertschler/dev/go/go/src/runtime/panic.go:547 +0x90
runtime.sigpanic()
	/Users/mbertschler/dev/go/go/src/runtime/sigpanic_unix.go:12 +0x5a
runtime.unlock(0x3a70a0)
	/Users/mbertschler/dev/go/go/src/runtime/lock_sema.go:107 +0x14b
runtime.(*mheap).alloc_m(0x3a70a0, 0x1, 0x2, 0x457c60)
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:492 +0x314
runtime.(*mheap).alloc.func1()
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:502 +0x41
runtime.systemstack(0x7fff5fbff678)
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:307 +0xab
runtime.(*mheap).alloc(0x3a70a0, 0x1, 0x10000000002, 0xf11f)
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:503 +0x63
runtime.(*mcentral).grow(0x3a8450, 0x0)
	/Users/mbertschler/dev/go/go/src/runtime/mcentral.go:209 +0x93
runtime.(*mcentral).cacheSpan(0x3a8450, 0x457c60)
	/Users/mbertschler/dev/go/go/src/runtime/mcentral.go:89 +0x47d
runtime.(*mcache).refill(0x402000, 0x2, 0x457c60)
	/Users/mbertschler/dev/go/go/src/runtime/mcache.go:119 +0xcc
runtime.mallocgc.func2()
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:642 +0x2b
runtime.systemstack(0x3a0700)
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:291 +0x79
runtime.mstart()
	/Users/mbertschler/dev/go/go/src/runtime/proc.go:1051

goroutine 1 [running]:
runtime.systemstack_switch()
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:245 fp=0xc82003c9d0 sp=0xc82003c9c8
runtime.mallocgc(0x10, 0x1f0c00, 0x1, 0xc8201f3ff0)
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:643 +0x869 fp=0xc82003caa8 sp=0xc82003c9d0
runtime.newarray(0x1f0c00, 0x2, 0xc8201f3ff0)
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:798 +0xc9 fp=0xc82003cae8 sp=0xc82003caa8
runtime.makeslice(0x1e7280, 0x2, 0x2, 0x0, 0x0, 0x0)
	/Users/mbertschler/dev/go/go/src/runtime/slice.go:32 +0x165 fp=0xc82003cb38 sp=0xc82003cae8
cmd/link/internal/ld.readsym(0xc820072240, 0xc82000e380, 0x27e550, 0x7, 0xc820013040, 0x3f)
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/objfile.go:294 +0x1756 fp=0xc82003cf80 sp=0xc82003cb38
cmd/link/internal/ld.ldobjfile(0xc820072240, 0xc82000e380, 0x27e550, 0x7, 0x2a1a36, 0xc820013040, 0x3f)
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/objfile.go:147 +0xa62 fp=0xc82003d190 sp=0xc82003cf80
cmd/link/internal/ld.ldobj(0xc82000e380, 0x27e550, 0x7, 0x2a1a90, 0xc820013040, 0x3f, 0xc820012e40, 0x37, 0x1, 0x0)
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/lib.go:1351 +0x1569 fp=0xc82003d400 sp=0xc82003d190
cmd/link/internal/ld.objfile(0xc8200182a0)
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/lib.go:847 +0x10d9 fp=0xc82003d710 sp=0xc82003d400
cmd/link/internal/ld.loadlib()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/lib.go:513 +0x5ce fp=0xc82003d9f0 sp=0xc82003d710
cmd/link/internal/ld.Ldmain()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/pobj.go:214 +0x1cd3 fp=0xc82003de70 sp=0xc82003d9f0
cmd/link/internal/amd64.Main()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/amd64/obj.go:44 +0x19 fp=0xc82003de78 sp=0xc82003de70
main.main()
	/Users/mbertschler/dev/go/go/src/cmd/link/main.go:27 +0x36f fp=0xc82003df50 sp=0xc82003de78
runtime.main()
	/Users/mbertschler/dev/go/go/src/runtime/proc.go:188 +0x2b0 fp=0xc82003dfa0 sp=0xc82003df50
runtime.goexit()
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:1998 +0x1 fp=0xc82003dfa8 sp=0xc82003dfa0
Error on run 11 : exit status 2
# test
fatal error: unexpected signal during runtime execution
[signal 0xb code=0x1 addr=0x6fe057da9ed6 pc=0xf47b]

runtime stack:
runtime.throw(0x2c4900, 0x2a)
	/Users/mbertschler/dev/go/go/src/runtime/panic.go:547 +0x90
runtime.sigpanic()
	/Users/mbertschler/dev/go/go/src/runtime/sigpanic_unix.go:12 +0x5a
runtime.unlock(0x3a70a0)
	/Users/mbertschler/dev/go/go/src/runtime/lock_sema.go:107 +0x14b
runtime.(*mheap).alloc_m(0x3a70a0, 0x1, 0x12, 0x476588)
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:492 +0x314
runtime.(*mheap).alloc.func1()
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:502 +0x41
runtime.systemstack(0xc82044be58)
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:307 +0xab
runtime.(*mheap).alloc(0x3a70a0, 0x1, 0x10000000012, 0xf11f)
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:503 +0x63
runtime.(*mcentral).grow(0x3a8b50, 0x0)
	/Users/mbertschler/dev/go/go/src/runtime/mcentral.go:209 +0x93
runtime.(*mcentral).cacheSpan(0x3a8b50, 0x46e7c0)
	/Users/mbertschler/dev/go/go/src/runtime/mcentral.go:89 +0x47d
runtime.(*mcache).refill(0x4024b0, 0xc800000012, 0x46e7c0)
	/Users/mbertschler/dev/go/go/src/runtime/mcache.go:119 +0xcc
runtime.mallocgc.func2()
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:642 +0x2b
runtime.systemstack(0xc82001a000)
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:291 +0x79
runtime.mstart()
	/Users/mbertschler/dev/go/go/src/runtime/proc.go:1051

goroutine 1 [running]:
runtime.systemstack_switch()
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:245 fp=0xc820036878 sp=0xc820036870
runtime.mallocgc(0x120, 0x276fa0, 0x0, 0x1d7520)
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:643 +0x869 fp=0xc820036950 sp=0xc820036878
runtime.newobject(0x276fa0, 0xc820016360)
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:781 +0x42 fp=0xc820036978 sp=0xc820036950
cmd/link/internal/ld._lookup(0xc820072240, 0xc8207d3380, 0x14, 0x0, 0x1, 0x14)
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/sym.go:201 +0xf3 fp=0xc8200369f0 sp=0xc820036978
cmd/link/internal/ld.Linklookup(0xc820072240, 0xc8207d3380, 0x14, 0x0, 0xc8207d3380)
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/sym.go:208 +0x48 fp=0xc820036a28 sp=0xc8200369f0
cmd/link/internal/ld.rdsym(0xc820072240, 0xc82000e3e0, 0x27e550, 0x7, 0x0)
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/objfile.go:459 +0x232 fp=0xc820036b38 sp=0xc820036a28
cmd/link/internal/ld.readsym(0xc820072240, 0xc82000e3e0, 0x27e550, 0x7, 0xc8200130c0, 0x3f)
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/objfile.go:249 +0xd5b fp=0xc820036f80 sp=0xc820036b38
cmd/link/internal/ld.ldobjfile(0xc820072240, 0xc82000e3e0, 0x27e550, 0x7, 0x2a1a36, 0xc8200130c0, 0x3f)
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/objfile.go:147 +0xa62 fp=0xc820037190 sp=0xc820036f80
cmd/link/internal/ld.ldobj(0xc82000e3e0, 0x27e550, 0x7, 0x2a1a90, 0xc8200130c0, 0x3f, 0xc820012ec0, 0x37, 0x1, 0x0)
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/lib.go:1351 +0x1569 fp=0xc820037400 sp=0xc820037190
cmd/link/internal/ld.objfile(0xc820018310)
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/lib.go:847 +0x10d9 fp=0xc820037710 sp=0xc820037400
cmd/link/internal/ld.loadlib()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/lib.go:513 +0x5ce fp=0xc8200379f0 sp=0xc820037710
cmd/link/internal/ld.Ldmain()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/pobj.go:214 +0x1cd3 fp=0xc820037e70 sp=0xc8200379f0
cmd/link/internal/amd64.Main()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/amd64/obj.go:44 +0x19 fp=0xc820037e78 sp=0xc820037e70
main.main()
	/Users/mbertschler/dev/go/go/src/cmd/link/main.go:27 +0x36f fp=0xc820037f50 sp=0xc820037e78
runtime.main()
	/Users/mbertschler/dev/go/go/src/runtime/proc.go:188 +0x2b0 fp=0xc820037fa0 sp=0xc820037f50
runtime.goexit()
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:1998 +0x1 fp=0xc820037fa8 sp=0xc820037fa0
Error on run 21 : exit status 2
Error on run 32 : signal: segmentation fault
# test
fatal error: unexpected signal during runtime execution
[signal 0xb code=0x1 addr=0x6fe1429fb9fc pc=0xf47b]

runtime stack:
runtime.throw(0x2c4900, 0x2a)
	/Users/mbertschler/dev/go/go/src/runtime/panic.go:547 +0x90
runtime.sigpanic()
	/Users/mbertschler/dev/go/go/src/runtime/sigpanic_unix.go:12 +0x5a
runtime.unlock(0x3a70a0)
	/Users/mbertschler/dev/go/go/src/runtime/lock_sema.go:107 +0x14b
runtime.(*mheap).alloc_m(0x3a70a0, 0x1, 0x1e, 0x49d4e8)
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:492 +0x314
runtime.(*mheap).alloc.func1()
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:502 +0x41
runtime.systemstack(0xc820063e58)
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:307 +0xab
runtime.(*mheap).alloc(0x3a70a0, 0x1, 0x1000000001e, 0xf11f)
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:503 +0x63
runtime.(*mcentral).grow(0x3a9090, 0x0)
	/Users/mbertschler/dev/go/go/src/runtime/mcentral.go:209 +0x93
runtime.(*mcentral).cacheSpan(0x3a9090, 0x49d4e8)
	/Users/mbertschler/dev/go/go/src/runtime/mcentral.go:89 +0x47d
runtime.(*mcache).refill(0x4024b0, 0xc80000001e, 0x49d4e8)
	/Users/mbertschler/dev/go/go/src/runtime/mcache.go:119 +0xcc
runtime.mallocgc.func2()
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:642 +0x2b
runtime.systemstack(0xc82001a000)
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:291 +0x79
runtime.mstart()
	/Users/mbertschler/dev/go/go/src/runtime/proc.go:1051

goroutine 1 [running]:
runtime.systemstack_switch()
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:245 fp=0xc820e431a0 sp=0xc820e43198
runtime.mallocgc(0x380, 0x1e92c0, 0xc800000000, 0xffffffff00000000)
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:643 +0x869 fp=0xc820e43278 sp=0xc820e431a0
runtime.newobject(0x1e92c0, 0xfffffffffffffffe)
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:781 +0x42 fp=0xc820e432a0 sp=0xc820e43278
cmd/link/internal/ld.writelines()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/dwarf.go:1651 +0xefc fp=0xc820e43658 sp=0xc820e432a0
cmd/link/internal/ld.Dwarfemitdebugsections()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/dwarf.go:2108 +0xa59 fp=0xc820e43840 sp=0xc820e43658
cmd/link/internal/amd64.asmb()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/amd64/asm.go:663 +0x8bb fp=0xc820e439d0 sp=0xc820e43840
cmd/link/internal/ld.Ldmain()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/pobj.go:248 +0x1f5d fp=0xc820e43e50 sp=0xc820e439d0
cmd/link/internal/amd64.Main()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/amd64/obj.go:44 +0x19 fp=0xc820e43e58 sp=0xc820e43e50
main.main()
	/Users/mbertschler/dev/go/go/src/cmd/link/main.go:27 +0x36f fp=0xc820e43f30 sp=0xc820e43e58
runtime.main()
	/Users/mbertschler/dev/go/go/src/runtime/proc.go:188 +0x2b0 fp=0xc820e43f80 sp=0xc820e43f30
runtime.goexit()
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:1998 +0x1 fp=0xc820e43f88 sp=0xc820e43f80
Error on run 41 : exit status 2
# test
fatal error: unexpected signal during runtime execution
[signal 0xb code=0x1 addr=0x6fe3963c681c pc=0xf47b]

runtime stack:
runtime.throw(0x2c4900, 0x2a)
	/Users/mbertschler/dev/go/go/src/runtime/panic.go:547 +0x90
runtime.sigpanic()
	/Users/mbertschler/dev/go/go/src/runtime/sigpanic_unix.go:12 +0x5a
runtime.unlock(0x3a70a0)
	/Users/mbertschler/dev/go/go/src/runtime/lock_sema.go:107 +0x14b
runtime.(*mheap).alloc_m(0x3a70a0, 0xf, 0x100000000, 0x3a8450)
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:492 +0x314
runtime.(*mheap).alloc.func1()
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:502 +0x41
runtime.systemstack(0xc820455ee0)
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:307 +0xab
runtime.(*mheap).alloc(0x3a70a0, 0xf, 0x100000000, 0xc82001e000)
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:503 +0x63
runtime.largeAlloc(0x1e000, 0xc800000003, 0x4d640)
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:766 +0xb3
runtime.mallocgc.func3()
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:664 +0x33
runtime.systemstack(0xc82001b500)
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:291 +0x79
runtime.mstart()
	/Users/mbertschler/dev/go/go/src/runtime/proc.go:1051

goroutine 1 [running]:
runtime.systemstack_switch()
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:245 fp=0xc820cc1508 sp=0xc820cc1500
runtime.mallocgc(0x1e000, 0x0, 0xc800000003, 0x8)
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:665 +0x9eb fp=0xc820cc15e0 sp=0xc820cc1508
runtime.rawmem(0x1e000, 0x31)
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:809 +0x32 fp=0xc820cc1608 sp=0xc820cc15e0
runtime.growslice(0x1e8780, 0xc820572000, 0x18000, 0x18000, 0x18001, 0x0, 0x0, 0x0)
	/Users/mbertschler/dev/go/go/src/runtime/slice.go:95 +0x233 fp=0xc820cc1678 sp=0xc820cc1608
cmd/link/internal/ld.Symgrow(0xc820072240, 0xc820cb9b00, 0x18015)
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/data.go:52 +0x26e fp=0xc820cc1730 sp=0xc820cc1678
cmd/link/internal/ld.addpctab(0xc820cb9b00, 0xc800017f9c, 0xc8204c81f0, 0x17f9c)
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/pcln.go:130 +0x6a fp=0xc820cc17b0 sp=0xc820cc1730
cmd/link/internal/ld.pclntab()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/pcln.go:323 +0x8d1 fp=0xc820cc19e0 sp=0xc820cc17b0
cmd/link/internal/ld.Ldmain()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/ld/pobj.go:241 +0x1f33 fp=0xc820cc1e60 sp=0xc820cc19e0
cmd/link/internal/amd64.Main()
	/Users/mbertschler/dev/go/go/src/cmd/link/internal/amd64/obj.go:44 +0x19 fp=0xc820cc1e68 sp=0xc820cc1e60
main.main()
	/Users/mbertschler/dev/go/go/src/cmd/link/main.go:27 +0x36f fp=0xc820cc1f40 sp=0xc820cc1e68
runtime.main()
	/Users/mbertschler/dev/go/go/src/runtime/proc.go:188 +0x2b0 fp=0xc820cc1f90 sp=0xc820cc1f40
runtime.goexit()
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:1998 +0x1 fp=0xc820cc1f98 sp=0xc820cc1f90
Error on run 89 : exit status 2
fatal error: unexpected signal during runtime execution
[signal 0xb code=0x1 addr=0x6feb06c441e4 pc=0x9c73b]

runtime stack:
runtime.throw(0x689880, 0x2a)
	/Users/mbertschler/dev/go/go/src/runtime/panic.go:547 +0x90
runtime.sigpanic()
	/Users/mbertschler/dev/go/go/src/runtime/sigpanic_unix.go:12 +0x5a
runtime.unlock(0x893e80)
	/Users/mbertschler/dev/go/go/src/runtime/lock_sema.go:107 +0x14b
runtime.(*mheap).alloc_m(0x893e80, 0x2, 0x7f0000000026, 0xc056e8)
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:492 +0x314
runtime.(*mheap).alloc.func1()
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:502 +0x41
runtime.systemstack(0x7fff5fbff998)
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:307 +0xab
runtime.(*mheap).alloc(0x893e80, 0x2, 0x10000000026, 0x9c3df)
	/Users/mbertschler/dev/go/go/src/runtime/mheap.go:503 +0x63
runtime.(*mcentral).grow(0x8961f0, 0x0)
	/Users/mbertschler/dev/go/go/src/runtime/mcentral.go:209 +0x93
runtime.(*mcentral).cacheSpan(0x8961f0, 0xb1c86)
	/Users/mbertschler/dev/go/go/src/runtime/mcentral.go:89 +0x47d
runtime.(*mcache).refill(0x96c960, 0x26, 0xc8201ecb01)
	/Users/mbertschler/dev/go/go/src/runtime/mcache.go:119 +0xcc
runtime.mallocgc.func2()
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:642 +0x2b
runtime.systemstack(0x88ef00)
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:291 +0x79
runtime.mstart()
	/Users/mbertschler/dev/go/go/src/runtime/proc.go:1051

goroutine 1 [running]:
runtime.systemstack_switch()
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:245 fp=0xc8200fd610 sp=0xc8200fd608
runtime.mallocgc(0x900, 0x0, 0x3, 0xc820197380)
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:643 +0x869 fp=0xc8200fd6e8 sp=0xc8200fd610
runtime.rawmem(0x900, 0x180)
	/Users/mbertschler/dev/go/go/src/runtime/malloc.go:809 +0x32 fp=0xc8200fd710 sp=0xc8200fd6e8
runtime.growslice(0x453260, 0xc820197380, 0x680, 0x680, 0x681, 0x0, 0x0, 0x0)
	/Users/mbertschler/dev/go/go/src/runtime/slice.go:95 +0x233 fp=0xc8200fd780 sp=0xc8200fd710
go/build.(*importReader).readByte(0xc8200fd908, 0x49a973)
	/Users/mbertschler/dev/go/go/src/go/build/read.go:43 +0x15e fp=0xc8200fd7f0 sp=0xc8200fd780
go/build.(*importReader).peekByte(0xc8200fd908, 0x1, 0x0)
	/Users/mbertschler/dev/go/go/src/go/build/read.go:89 +0x175 fp=0xc8200fd838 sp=0xc8200fd7f0
go/build.(*importReader).readKeyword(0xc8200fd908, 0x5e3e78, 0x7)
	/Users/mbertschler/dev/go/go/src/go/build/read.go:122 +0x2a fp=0xc8200fd860 sp=0xc8200fd838
go/build.readImports(0xc08580, 0xc82012c258, 0xc82012c200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
	/Users/mbertschler/dev/go/go/src/go/build/read.go:215 +0x10c fp=0xc8200fd9b0 sp=0xc8200fd860
go/build.(*Context).matchFile(0x88eaa0, 0xc8201654d0, 0x28, 0xc820190da9, 0xa, 0xc8201ecc01, 0xc8200fe428, 0x0, 0x0, 0x0, ...)
	/Users/mbertschler/dev/go/go/src/go/build/build.go:1066 +0x593 fp=0xc8200fdb00 sp=0xc8200fd9b0
go/build.(*Context).Import(0x88eaa0, 0x5e46e0, 0x7, 0xc820127800, 0x1e, 0x4, 0x1, 0x0, 0x0)
	/Users/mbertschler/dev/go/go/src/go/build/build.go:708 +0x1f3d fp=0xc8200fe660 sp=0xc8200fdb00
main.loadImport(0x5e46e0, 0x7, 0xc820127800, 0x1e, 0xc82017b000, 0xc8200ff760, 0x0, 0x0, 0x0, 0x1, ...)
	/Users/mbertschler/dev/go/go/src/cmd/go/pkg.go:368 +0x6f0 fp=0xc8200fe870 sp=0xc8200fe660
main.(*Package).load(0xc82017b000, 0xc8200ff760, 0xc82017d180, 0x0, 0x0, 0xc)
	/Users/mbertschler/dev/go/go/src/cmd/go/pkg.go:953 +0x4397 fp=0xc8200ff168 sp=0xc8200fe870
main.loadImport(0x7fff5fbffc71, 0x4, 0xc82000e064, 0x12, 0x0, 0xc8200ff760, 0x0, 0x0, 0x0, 0x0, ...)
	/Users/mbertschler/dev/go/go/src/cmd/go/pkg.go:377 +0x84e fp=0xc8200ff378 sp=0xc8200ff168
main.loadPackage(0x7fff5fbffc71, 0x4, 0xc8200ff760, 0x0)
	/Users/mbertschler/dev/go/go/src/cmd/go/pkg.go:1639 +0x13d8 fp=0xc8200ff688 sp=0xc8200ff378
main.packagesAndErrors(0xc820182780, 0x1, 0x1, 0x0, 0x0, 0x0)
	/Users/mbertschler/dev/go/go/src/cmd/go/pkg.go:1684 +0x531 fp=0xc8200ff918 sp=0xc8200ff688
main.packagesForBuild(0xc82000a230, 0x1, 0x1, 0x0, 0x0, 0x0)
	/Users/mbertschler/dev/go/go/src/cmd/go/pkg.go:1700 +0x82 fp=0xc8200ffa78 sp=0xc8200ff918
main.runBuild(0x887ae0, 0xc82000a230, 0x1, 0x1)
	/Users/mbertschler/dev/go/go/src/cmd/go/build.go:442 +0x8d fp=0xc8200ffc50 sp=0xc8200ffa78
main.main()
	/Users/mbertschler/dev/go/go/src/cmd/go/main.go:181 +0x783 fp=0xc8200fff40 sp=0xc8200ffc50
runtime.main()
	/Users/mbertschler/dev/go/go/src/runtime/proc.go:188 +0x2b0 fp=0xc8200fff90 sp=0xc8200fff40
runtime.goexit()
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:1998 +0x1 fp=0xc8200fff98 sp=0xc8200fff90

goroutine 17 [syscall, locked to thread]:
runtime.goexit()
	/Users/mbertschler/dev/go/go/src/runtime/asm_amd64.s:1998 +0x1

goroutine 5 [syscall]:
os/signal.signal_recv(0x0)
	/Users/mbertschler/dev/go/go/src/runtime/sigqueue.go:116 +0x132
os/signal.loop()
	/Users/mbertschler/dev/go/go/src/os/signal/signal_unix.go:22 +0x18
created by os/signal.init.1
	/Users/mbertschler/dev/go/go/src/os/signal/signal_unix.go:28 +0x37
Error on run 255 : exit status 2
^C