windows-amd64-gce at da040afe82a0b9440e0bac00f624a1cf240051a2

:: Running C:\workdir\go\src\make.bat with args ["C:\\workdir\\go\\src\\make.bat"] and env ["GOBUILDEXIT=1" "ALLUSERSPROFILE=C:\\ProgramData" "APPDATA=C:\\Users\\wingopher\\AppData\\Roaming" "CommonProgramFiles=C:\\Program Files\\Common Files" "CommonProgramFiles(x86)=C:\\Program Files (x86)\\Common Files" "CommonProgramW6432=C:\\Program Files\\Common Files" "COMPUTERNAME=WINPREP2" "ComSpec=C:\\Windows\\system32\\cmd.exe" "FP_NO_HOST_CHECK=NO" "GOROOT_BOOTSTRAP=C:\\workdir\\go1.4" "HOMEDRIVE=C:" "HOMEPATH=\\Users\\wingopher" "LOCALAPPDATA=C:\\Users\\wingopher\\AppData\\Local" "LOGONSERVER=\\\\WINPREP2" "NUMBER_OF_PROCESSORS=4" "OS=Windows_NT" "PATH=C:\\Windows\\system32;C:\\Windows;C:\\Windows\\System32\\Wbem;C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\;C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\;C:\\Program Files\\Google\\Compute Engine\\sysprep\\;C:\\Program Files\\Google\\Compute Engine\\metadata_scripts\\;C:\\Program Files (x86)\\Git\\cmd;C:\\TDM-GCC-64\\bin" "PATHEXT=.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC" "PROCESSOR_ARCHITECTURE=AMD64" "PROCESSOR_IDENTIFIER=Intel64 Family 6 Model 62 Stepping 4, GenuineIntel" "PROCESSOR_LEVEL=6" "PROCESSOR_REVISION=3e04" "ProgramData=C:\\ProgramData" "ProgramFiles=C:\\Program Files" "ProgramFiles(x86)=C:\\Program Files (x86)" "ProgramW6432=C:\\Program Files" "PSModulePath=C:\\Windows\\system32\\WindowsPowerShell\\v1.0\\Modules\\" "PUBLIC=C:\\Users\\Public" "SESSIONNAME=Console" "SystemDrive=C:" "SystemRoot=C:\\Windows" "TEMP=C:\\Users\\WINGOP~1\\AppData\\Local\\Temp" "TMP=C:\\Users\\WINGOP~1\\AppData\\Local\\Temp" "USERDOMAIN=WINPREP2" "USERNAME=wingopher" "USERPROFILE=C:\\Users\\wingopher" "windir=C:\\Windows" "windows_tracing_flags=3" "windows_tracing_logfile=C:\\BVTBin\\Tests\\installpackage\\csilogfile.log" "WIX=C:\\Program Files (x86)\\Windows Installer XML v3.5\\" "WORKDIR=C:\\workdir" "GO_BUILDER_NAME=windows-amd64-gce" "GOARCH=amd64" "GOHOSTARCH=amd64" "GOBIN="] in dir C:\workdir\go\src

##### Building Go bootstrap tool.
cmd/dist

##### Building Go toolchain using C:\workdir\go1.4.
bootstrap/cmd/internal/dwarf
bootstrap/cmd/internal/src
bootstrap/cmd/internal/sys
bootstrap/cmd/asm/internal/flags
bootstrap/cmd/internal/bio
bootstrap/cmd/compile/internal/syntax
bootstrap/cmd/internal/gcprog
bootstrap/cmd/internal/obj
bootstrap/math/big
bootstrap/debug/pe
bootstrap/cmd/internal/obj/arm
bootstrap/cmd/internal/obj/arm64
bootstrap/cmd/internal/obj/mips
bootstrap/cmd/internal/obj/ppc64
bootstrap/cmd/internal/obj/s390x
bootstrap/cmd/internal/obj/x86
bootstrap/cmd/asm/internal/lex
bootstrap/cmd/link/internal/ld
bootstrap/cmd/asm/internal/arch
bootstrap/cmd/compile/internal/ssa
bootstrap/cmd/asm/internal/asm
bootstrap/cmd/asm
bootstrap/cmd/link/internal/amd64
bootstrap/cmd/link/internal/arm
bootstrap/cmd/link/internal/arm64
bootstrap/cmd/link/internal/mips
bootstrap/cmd/link/internal/mips64
bootstrap/cmd/link/internal/ppc64
bootstrap/cmd/link/internal/s390x
bootstrap/cmd/link/internal/x86
bootstrap/cmd/link
bootstrap/cmd/compile/internal/gc
bootstrap/cmd/compile/internal/amd64
bootstrap/cmd/compile/internal/arm
bootstrap/cmd/compile/internal/arm64
bootstrap/cmd/compile/internal/mips
bootstrap/cmd/compile/internal/mips64
bootstrap/cmd/compile/internal/ppc64
bootstrap/cmd/compile/internal/s390x
bootstrap/cmd/compile/internal/x86
bootstrap/cmd/compile

##### Building go_bootstrap for host, windows/amd64.
runtime/internal/sys
runtime/internal/atomic
runtime
encoding
errors
internal/race
internal/syscall/windows/sysdll
math
sync/atomic
unicode
unicode/utf16
unicode/utf8
sync
internal/singleflight
io
syscall
bytes
cmd/go/internal/web
hash
strings
hash/adler32
bufio
strconv
path
internal/syscall/windows
internal/syscall/windows/registry
reflect
encoding/base64
crypto
crypto/sha1
time
internal/poll
os
sort
encoding/binary
fmt
os/signal
container/heap
regexp/syntax
path/filepath
io/ioutil
context
flag
go/token
log
cmd/go/internal/str
net/url
text/template/parse
compress/flate
encoding/xml
encoding/json
debug/dwarf
os/exec
regexp
go/scanner
text/template
compress/zlib
go/ast
debug/macho
debug/elf
go/doc
go/parser
go/build
cmd/go/internal/cfg
cmd/go/internal/base
cmd/go/internal/buildid
cmd/go/internal/doc
cmd/go/internal/help
cmd/go/internal/load
cmd/go/internal/tool
cmd/go/internal/version
cmd/go/internal/fix
cmd/go/internal/fmtcmd
cmd/go/internal/work
cmd/go/internal/clean
cmd/go/internal/envcmd
cmd/go/internal/generate
cmd/go/internal/get
cmd/go/internal/list
cmd/go/internal/run
cmd/go/internal/test
cmd/go/internal/vet
cmd/go/internal/bug
cmd/go
        1 file(s) moved.

##### Building packages and commands for windows/amd64.
panic: runtime error: invalid memory address or nil pointer dereference
[signal 0xc0000005 code=0x0 addr=0x0 pc=0x495027]

goroutine 52 [running]:
internal/poll.(*ioSrv).ExecIO(0xc0420f4090, 0xc042050478, 0x6f74a8, 0x7, 0x717118, 0xc042332000, 0x0, 0xc042427648)
	C:/workdir/go/src/internal/poll/fd_windows.go:159 +0x47
internal/poll.(*FD).Write(0xc0420503c0, 0xc042332020, 0x15, 0x20, 0x0, 0x0, 0x0)
	C:/workdir/go/src/internal/poll/fd_windows.go:587 +0x260
os.(*File).write(0xc042004020, 0xc042332020, 0x15, 0x20, 0x1, 0xc0424276c0, 0x698be0)
	C:/workdir/go/src/os/file_windows.go:223 +0x55
os.(*File).Write(0xc042004020, 0xc042332020, 0x15, 0x20, 0x0, 0xc04239a000, 0x0)
	C:/workdir/go/src/os/file.go:150 +0x7e
fmt.Fprint(0x830fe0, 0xc042004020, 0xc04239a000, 0x1, 0x1, 0xc04239a010, 0xc042427c98, 0xc04239a010)
	C:/workdir/go/src/fmt/print.go:216 +0x96
cmd/go/internal/work.(*Builder).Init.func1(0xc04239a000, 0x1, 0x1, 0xc04239a010, 0x1, 0xc042332000)
	C:/workdir/go/src/cmd/go/internal/work/build.go:707 +0x5e
cmd/go/internal/work.(*Builder).build(0xc04206f580, 0xc042230750, 0x0, 0x0)
	C:/workdir/go/src/cmd/go/internal/work/build.go:1251 +0x392f
cmd/go/internal/work.(*Builder).Do.func1(0xc042230750)
	C:/workdir/go/src/cmd/go/internal/work/build.go:1138 +0x79
cmd/go/internal/work.(*Builder).Do.func2(0xc042305530, 0xc04206f580, 0xc042418e40)
	C:/workdir/go/src/cmd/go/internal/work/build.go:1197 +0x14c
created by cmd/go/internal/work.(*Builder).Do
	C:/workdir/go/src/cmd/go/internal/work/build.go:1184 +0x476


Error: build failed: make script failed: exit status 1