darwin-amd64-10_14 at 4f989323a5571e29c27f5ef86154676bd889fe15

:: Running /var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/make.bash with args ["/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/make.bash"] and env ["TERM_PROGRAM=Apple_Terminal" "SHELL=/bin/bash" "TERM=xterm-256color" "TMPDIR=/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/" "Apple_PubSub_Socket_Render=/private/tmp/com.apple.launchd.4AfLaBFblA/Render" "TERM_PROGRAM_VERSION=421.1.1" "TERM_SESSION_ID=AD97F2BF-42D1-4156-8773-3FFAD0B4D4E9" "USER=gopher" "SSH_AUTH_SOCK=/private/tmp/com.apple.launchd.RVkzM5aoYn/Listeners" "PATH=/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin" "GO_BUILDER_ENV=macstadium_vm" "PWD=/Users/gopher" "LANG=en_US.UTF-8" "XPC_FLAGS=0x0" "XPC_SERVICE_NAME=0" "HOME=/Users/gopher" "SHLVL=4" "LOGNAME=gopher" "SECURITYSESSIONID=186a7" "_=./buildlet" "WORKDIR=/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14" "GOROOT_BOOTSTRAP=/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go1.4" "GO_BUILDER_NAME=darwin-amd64-10_14" "GOROOT_BOOTSTRAP=/Users/gopher/goboot" "GOBIN=" "TMPDIR=/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/tmp" "GOCACHE=/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/gocache"] in dir /var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src

Building Go cmd/dist using /Users/gopher/goboot. (go1.12.1 darwin/amd64)
Building Go toolchain1 using /Users/gopher/goboot.
Building Go bootstrap cmd/go (go_bootstrap) using Go toolchain1.
Building Go toolchain2 using go_bootstrap and Go toolchain1.
Building Go toolchain3 using go_bootstrap and Go toolchain2.
Building packages and commands for darwin/amd64.
---
Installed Go for darwin/amd64 in /private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go
Installed commands in /private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/bin

##### Testing packages.
ok  	archive/tar	0.040s
ok  	archive/zip	0.291s
ok  	bufio	0.070s
ok  	bytes	1.938s
ok  	compress/bzip2	0.219s
ok  	compress/flate	0.505s
ok  	compress/gzip	0.318s
ok  	compress/lzw	0.071s
ok  	compress/zlib	0.740s
ok  	container/heap	0.018s
ok  	container/list	0.015s
ok  	container/ring	0.015s
ok  	context	1.126s
ok  	crypto	0.012s
ok  	crypto/aes	0.035s
ok  	crypto/cipher	0.034s
ok  	crypto/des	0.019s
ok  	crypto/dsa	0.015s
ok  	crypto/ecdsa	0.187s
ok  	crypto/ed25519	0.098s
ok  	crypto/elliptic	0.061s
ok  	crypto/hmac	0.014s
ok  	crypto/internal/subtle	0.015s
ok  	crypto/md5	0.017s
ok  	crypto/rand	0.026s
ok  	crypto/rc4	0.035s
ok  	crypto/rsa	0.082s
ok  	crypto/sha1	0.052s
ok  	crypto/sha256	0.017s
ok  	crypto/sha512	0.017s
ok  	crypto/subtle	0.013s
ok  	crypto/tls	0.906s
ok  	crypto/x509	1.151s
ok  	database/sql	0.662s
ok  	database/sql/driver	0.023s
ok  	debug/dwarf	0.030s
ok  	debug/elf	0.030s
ok  	debug/gosym	0.011s
ok  	debug/macho	0.014s
ok  	debug/pe	0.022s
ok  	debug/plan9obj	0.011s
ok  	encoding/ascii85	0.014s
ok  	encoding/asn1	0.018s
ok  	encoding/base32	0.035s
ok  	encoding/base64	0.025s
ok  	encoding/binary	0.014s
ok  	encoding/csv	0.017s
ok  	encoding/gob	0.052s
ok  	encoding/hex	0.026s
ok  	encoding/json	0.515s
ok  	encoding/pem	0.050s
ok  	encoding/xml	0.040s
ok  	errors	0.014s
ok  	expvar	0.032s
ok  	flag	0.012s
ok  	fmt	0.089s
ok  	go/ast	0.017s
ok  	go/build	0.542s
ok  	go/constant	0.034s
ok  	go/doc	0.112s
ok  	go/format	0.018s
ok  	go/importer	0.177s
ok  	go/internal/gccgoimporter	0.026s
ok  	go/internal/gcimporter	2.394s
ok  	go/internal/srcimporter	2.398s
ok  	go/parser	0.048s
ok  	go/printer	0.284s
ok  	go/scanner	0.020s
ok  	go/token	0.031s
ok  	go/types	1.222s
ok  	hash	0.016s
ok  	hash/adler32	0.016s
ok  	hash/crc32	0.012s
ok  	hash/crc64	0.010s
ok  	hash/fnv	0.010s
ok  	hash/maphash	0.100s
ok  	html	0.010s
ok  	html/template	0.081s
ok  	image	0.084s
ok  	image/color	0.032s
ok  	image/draw	0.070s
ok  	image/gif	0.265s
ok  	image/jpeg	0.225s
ok  	image/png	0.048s
ok  	index/suffixarray	0.231s
ok  	internal/cpu	0.035s
ok  	internal/fmtsort	0.012s
ok  	internal/poll	0.053s
ok  	internal/reflectlite	0.060s
ok  	internal/singleflight	0.063s
ok  	internal/trace	0.058s
ok  	internal/xcoff	0.029s
ok  	io	0.047s
ok  	io/ioutil	0.040s
ok  	log	0.019s
ok  	log/syslog	1.319s
ok  	math	0.021s
ok  	math/big	1.421s
ok  	math/bits	0.023s
ok  	math/cmplx	0.013s
ok  	math/rand	0.334s
ok  	mime	0.018s
ok  	mime/multipart	0.257s
ok  	mime/quotedprintable	0.023s
ok  	net	9.947s
ok  	net/http	8.628s
ok  	net/http/cgi	1.247s
ok  	net/http/cookiejar	0.039s
ok  	net/http/fcgi	0.037s
ok  	net/http/httptest	0.076s
ok  	net/http/httptrace	0.031s
ok  	net/http/httputil	0.119s
ok  	net/http/internal	0.013s
ok  	net/http/pprof	2.070s
ok  	net/internal/socktest	0.012s
ok  	net/mail	0.016s
ok  	net/rpc	0.072s
ok  	net/rpc/jsonrpc	0.035s
ok  	net/smtp	0.050s
ok  	net/textproto	0.015s
ok  	net/url	0.020s
ok  	os	1.173s
ok  	os/exec	1.776s
ok  	os/signal	5.345s
ok  	os/user	0.018s
ok  	path	0.014s
ok  	path/filepath	0.084s
ok  	plugin	0.012s
ok  	reflect	0.312s
ok  	regexp	0.125s
ok  	regexp/syntax	0.494s
--- FAIL: TestCgoCallbackGC (0.44s)
    crash_test.go:95: testprogcgo CgoCallbackGC exit status: exit status 2
    crash_cgo_test.go:70: expected "OK\n", but got:
        fatal error: unexpected signal during runtime execution
        [signal SIGSEGV: segmentation violation code=0x1 addr=0x700004f5a046 pc=0x7fff65f1dbd0]
        
        runtime stack:
        runtime: unexpected return pc for runtime.pthread_kill_trampoline called from 0x700000bcfd98
        stack: frame={sp:0x700000bcfca8, fp:0x700000bcfcb0} stack=[0x700000b502b0,0x700000bcfeb0)
        0000700000bcfba8:  0000000000000001  0000000004110f5c 
        0000700000bcfbb8:  0000700000bcfc00  000000000405e8cf <runtime.fatalthrow.func1+95> 
        0000700000bcfbc8:  000000c000001380  0000000004031dc2 <runtime.throw+114> 
        0000700000bcfbd8:  0000700000bcfc48  0000000000000001 
        0000700000bcfbe8:  0000700000bcfc48  0000000004031dc2 <runtime.throw+114> 
        0000700000bcfbf8:  000000c000001380  0000700000bcfc38 
        0000700000bcfc08:  0000000004031f87 <runtime.fatalthrow+87>  0000700000bcfc18 
        0000700000bcfc18:  000000000405e870 <runtime.fatalthrow.func1+0>  000000c000001380 
        0000700000bcfc28:  0000000004031dc2 <runtime.throw+114>  0000700000bcfc48 
        0000700000bcfc38:  0000700000bcfc68  0000000004031dc2 <runtime.throw+114> 
        0000700000bcfc48:  0000700000bcfc50  000000000405e7f0 <runtime.throw.func1+0> 
        0000700000bcfc58:  0000000004113110  000000000000002a 
        0000700000bcfc68:  0000700000bcfc98  00000000040485fa <runtime.sigpanic+1130> 
        0000700000bcfc78:  0000000004113110  000000000000002a 
        0000700000bcfc88:  0000700004f5a000  0000700000bcfcd0 
        0000700000bcfc98:  0000700000bcfcd0  0000000004063e80 <runtime.pthread_kill_trampoline+0> 
        0000700000bcfca8: <0000700000bcfd98 >0000000000000011 
        0000700000bcfcb8:  000000c000001380  0000000000000000 
        0000700000bcfcc8:  0000000000000000  0000700000bcfce0 
        0000700000bcfcd8:  0000000004063e90 <runtime.pthread_kill_trampoline+16>  0000700000bcfd60 
        0000700000bcfce8:  00000000040615ad <runtime.asmcgocall+173>  0000000004063de0 <runtime.pthread_mutex_unlock_trampoline+0> 
        0000700000bcfcf8:  0000700000bcfd18  0000700000bcfd10 
        0000700000bcfd08:  000000000406395c <runtime.nanotime_trampoline+12>  0000700000bcfd88 
        0000700000bcfd18:  0000700000bcfd38  0000000000000000 
        0000700000bcfd28:  0000000000000000  0000000004063de0 <runtime.pthread_mutex_unlock_trampoline+0> 
        0000700000bcfd38:  0000000004050fbc <runtime.libcCall+108>  0000000004063e80 <runtime.pthread_kill_trampoline+0> 
        0000700000bcfd48:  0000700000bcfd98  00000000040244a7 <runtime.getempty+503> 
        0000700000bcfd58:  000000c000042c00  0000700000bcfd88 
        0000700000bcfd68:  00000000040513d1 <runtime.pthread_kill+49>  0000000004063e80 <runtime.pthread_kill_trampoline+0> 
        0000700000bcfd78:  0000700000bcfd98  0000000000000200 
        0000700000bcfd88:  0000700000bcfda8  000000000403f6d2 <runtime.preemptone+178> 
        0000700000bcfd98:  0000700004f5a000  000000c000000010 
        0000700000bcfda8:  0000700000bcfdd8 
        runtime.throw(0x4113110, 0x2a)
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/panic.go:1112 +0x72
        runtime.sigpanic()
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/signal_unix.go:695 +0x46a
        runtime: unexpected return pc for runtime.pthread_kill_trampoline called from 0x700000bcfd98
        stack: frame={sp:0x700000bcfca8, fp:0x700000bcfcb0} stack=[0x700000b502b0,0x700000bcfeb0)
        0000700000bcfba8:  0000000000000001  0000000004110f5c 
        0000700000bcfbb8:  0000700000bcfc00  000000000405e8cf <runtime.fatalthrow.func1+95> 
        0000700000bcfbc8:  000000c000001380  0000000004031dc2 <runtime.throw+114> 
        0000700000bcfbd8:  0000700000bcfc48  0000000000000001 
        0000700000bcfbe8:  0000700000bcfc48  0000000004031dc2 <runtime.throw+114> 
        0000700000bcfbf8:  000000c000001380  0000700000bcfc38 
        0000700000bcfc08:  0000000004031f87 <runtime.fatalthrow+87>  0000700000bcfc18 
        0000700000bcfc18:  000000000405e870 <runtime.fatalthrow.func1+0>  000000c000001380 
        0000700000bcfc28:  0000000004031dc2 <runtime.throw+114>  0000700000bcfc48 
        0000700000bcfc38:  0000700000bcfc68  0000000004031dc2 <runtime.throw+114> 
        0000700000bcfc48:  0000700000bcfc50  000000000405e7f0 <runtime.throw.func1+0> 
        0000700000bcfc58:  0000000004113110  000000000000002a 
        0000700000bcfc68:  0000700000bcfc98  00000000040485fa <runtime.sigpanic+1130> 
        0000700000bcfc78:  0000000004113110  000000000000002a 
        0000700000bcfc88:  0000700004f5a000  0000700000bcfcd0 
        0000700000bcfc98:  0000700000bcfcd0  0000000004063e80 <runtime.pthread_kill_trampoline+0> 
        0000700000bcfca8: <0000700000bcfd98 >0000000000000011 
        0000700000bcfcb8:  000000c000001380  0000000000000000 
        0000700000bcfcc8:  0000000000000000  0000700000bcfce0 
        0000700000bcfcd8:  0000000004063e90 <runtime.pthread_kill_trampoline+16>  0000700000bcfd60 
        0000700000bcfce8:  00000000040615ad <runtime.asmcgocall+173>  0000000004063de0 <runtime.pthread_mutex_unlock_trampoline+0> 
        0000700000bcfcf8:  0000700000bcfd18  0000700000bcfd10 
        0000700000bcfd08:  000000000406395c <runtime.nanotime_trampoline+12>  0000700000bcfd88 
        0000700000bcfd18:  0000700000bcfd38  0000000000000000 
        0000700000bcfd28:  0000000000000000  0000000004063de0 <runtime.pthread_mutex_unlock_trampoline+0> 
        0000700000bcfd38:  0000000004050fbc <runtime.libcCall+108>  0000000004063e80 <runtime.pthread_kill_trampoline+0> 
        0000700000bcfd48:  0000700000bcfd98  00000000040244a7 <runtime.getempty+503> 
        0000700000bcfd58:  000000c000042c00  0000700000bcfd88 
        0000700000bcfd68:  00000000040513d1 <runtime.pthread_kill+49>  0000000004063e80 <runtime.pthread_kill_trampoline+0> 
        0000700000bcfd78:  0000700000bcfd98  0000000000000200 
        0000700000bcfd88:  0000700000bcfda8  000000000403f6d2 <runtime.preemptone+178> 
        0000700000bcfd98:  0000700004f5a000  000000c000000010 
        0000700000bcfda8:  0000700000bcfdd8 
        runtime.pthread_kill_trampoline(0x11, 0xc000001380, 0x0, 0x0, 0x700000bcfce0, 0x4063e90, 0x700000bcfd60, 0x40615ad, 0x4063de0, 0x700000bcfd18, ...)
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/sys_darwin_amd64.s:579
        
        goroutine 107 [GC worker (idle)]:
        runtime.systemstack_switch()
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/asm_amd64.s:330 fp=0xc0000bef60 sp=0xc0000bef58 pc=0x405fd20
        runtime.gcBgMarkWorker(0xc000028800)
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/mgc.go:1919 +0x1be fp=0xc0000befd8 sp=0xc0000bef60 pc=0x401bf3e
        runtime.goexit()
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/asm_amd64.s:1373 +0x1 fp=0xc0000befe0 sp=0xc0000befd8 pc=0x4061e11
        created by runtime.gcBgMarkStartWorkers
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/mgc.go:1813 +0x77
        
        goroutine 1 [chan receive]:
        main.CgoCallbackGC()
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:90 +0x16b
        main.main()
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/main.go:34 +0x1cc
        
        goroutine 136 [syscall]:
        main._Cfunc_foo()
        	_cgo_gotypes.go:229 +0x41
        main.CgoCallbackGC.func2(0xc000018360)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:85 +0x22
        created by main.CgoCallbackGC
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:84 +0x135
        
        goroutine 199 [syscall]:
        main._Cfunc_foo()
        	_cgo_gotypes.go:229 +0x41
        main.CgoCallbackGC.func2(0xc000018360)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:85 +0x22
        created by main.CgoCallbackGC
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:84 +0x135
        
        goroutine 204 [syscall]:
        main._Cfunc_foo()
        	_cgo_gotypes.go:229 +0x41
        main.CgoCallbackGC.func2(0xc000018360)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:85 +0x22
        created by main.CgoCallbackGC
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:84 +0x135
        
        goroutine 205 [syscall]:
        main._Cfunc_foo()
        	_cgo_gotypes.go:229 +0x41
        main.CgoCallbackGC.func2(0xc000018360)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:85 +0x22
        created by main.CgoCallbackGC
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:84 +0x135
        
        goroutine 206 [syscall]:
        main._Cfunc_foo()
        	_cgo_gotypes.go:229 +0x41
        main.CgoCallbackGC.func2(0xc000018360)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:85 +0x22
        created by main.CgoCallbackGC
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:84 +0x135
        
        goroutine 207 [syscall]:
        main._Cfunc_foo()
        	_cgo_gotypes.go:229 +0x41
        main.CgoCallbackGC.func2(0xc000018360)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:85 +0x22
        created by main.CgoCallbackGC
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:84 +0x135
        
        goroutine 208 [syscall]:
        main._Cfunc_foo()
        	_cgo_gotypes.go:229 +0x41
        main.CgoCallbackGC.func2(0xc000018360)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:85 +0x22
        created by main.CgoCallbackGC
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:84 +0x135
        
        goroutine 209 [syscall]:
        main._Cfunc_foo()
        	_cgo_gotypes.go:229 +0x41
        main.CgoCallbackGC.func2(0xc000018360)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:85 +0x22
        created by main.CgoCallbackGC
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:84 +0x135
        
        goroutine 210 [syscall]:
        main._Cfunc_foo()
        	_cgo_gotypes.go:229 +0x41
        main.CgoCallbackGC.func2(0xc000018360)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:85 +0x22
        created by main.CgoCallbackGC
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:84 +0x135
        
        goroutine 212 [syscall]:
        main._Cfunc_foo()
        	_cgo_gotypes.go:229 +0x41
        main.CgoCallbackGC.func2(0xc000018360)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:85 +0x22
        created by main.CgoCallbackGC
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:84 +0x135
        
        goroutine 325 [wait for GC cycle, locked to thread]:
        runtime.GC()
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/mgc.go:1083 +0x33
        main.go_callback()
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:44 +0x5a
        main._cgoexpwrap_1c63276e850d_go_callback()
        	_cgo_gotypes.go:421 +0x20
        
        goroutine 358 [wait for GC cycle, locked to thread]:
        runtime.GC()
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/mgc.go:1091 +0x64
        main.go_callback()
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:44 +0x5a
        main._cgoexpwrap_1c63276e850d_go_callback()
        	_cgo_gotypes.go:421 +0x20
        
        goroutine 364 [wait for GC cycle, locked to thread]:
        runtime.GC()
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/mgc.go:1091 +0x64
        main.go_callback()
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:44 +0x5a
        main._cgoexpwrap_1c63276e850d_go_callback()
        	_cgo_gotypes.go:421 +0x20
        
        goroutine 365 [wait for GC cycle, locked to thread]:
        runtime.GC()
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/mgc.go:1091 +0x64
        main.go_callback()
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:44 +0x5a
        main._cgoexpwrap_1c63276e850d_go_callback()
        	_cgo_gotypes.go:421 +0x20
        
        goroutine 366 [wait for GC cycle, locked to thread]:
        runtime.GC()
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/mgc.go:1083 +0x33
        main.go_callback()
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:44 +0x5a
        main._cgoexpwrap_1c63276e850d_go_callback()
        	_cgo_gotypes.go:421 +0x20
        
        goroutine 367 [runnable, locked to thread]:
        main.grow1(0xc0014f7e60, 0xc0014b8380, 0xc0019f83a8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:57 +0x8c
        main.grow1(0xc001a37e60, 0xc0019f83b0, 0xc0019f83d8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f83e0, 0xc0019f8408)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8410, 0xc0019f8438)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8440, 0xc0019f8468)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8470, 0xc0019f8498)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f84a0, 0xc0019f84c8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f84d0, 0xc0019f84f8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8500, 0xc0019f8528)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8530, 0xc0019f8558)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8560, 0xc0019f8588)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8590, 0xc0019f85b8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f85c0, 0xc0019f85e8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f85f0, 0xc0019f8618)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8620, 0xc0019f8648)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8650, 0xc0019f8678)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8680, 0xc0019f86a8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f86b0, 0xc0019f86d8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f86e0, 0xc0019f8708)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8710, 0xc0019f8738)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8740, 0xc0019f8768)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8770, 0xc0019f8798)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f87a0, 0xc0019f87c8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f87d0, 0xc0019f87f8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8800, 0xc0019f8828)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8830, 0xc0019f8858)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8860, 0xc0019f8888)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8890, 0xc0019f88b8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f88c0, 0xc0019f88e8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f88f0, 0xc0019f8918)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8920, 0xc0019f8948)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8950, 0xc0019f8978)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8980, 0xc0019f89a8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f89b0, 0xc0019f89d8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f89e0, 0xc0019f8a08)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8a10, 0xc0019f8a38)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8a40, 0xc0019f8a68)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8a70, 0xc0019f8a98)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8aa0, 0xc0019f8ac8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8ad0, 0xc0019f8af8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8b00, 0xc0019f8b28)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8b30, 0xc0019f8b58)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8b60, 0xc0019f8b88)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8b90, 0xc0019f8bb8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8bc0, 0xc0019f8be8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8bf0, 0xc0019f8c18)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8c20, 0xc0019f8c48)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8c50, 0xc0019f8c78)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8c80, 0xc0019f8ca8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8cb0, 0xc0019f8cd8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8ce0, 0xc0019f8d08)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8d10, 0xc0019f8d38)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8d40, 0xc0019f8d68)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8d70, 0xc0019f8d98)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8da0, 0xc0019f8dc8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8dd0, 0xc0019f8df8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8e00, 0xc0019f8e28)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8e30, 0xc0019f8e58)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8e60, 0xc0019f8e88)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8e90, 0xc0019f8eb8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8ec0, 0xc0019f8ee8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8ef0, 0xc0019f8f18)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8f20, 0xc0019f8f48)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8f50, 0xc0019f8f78)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8f80, 0xc0019f8fa8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8fb0, 0xc0019f8fd8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f8fe0, 0xc0019f9008)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9010, 0xc0019f9038)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9040, 0xc0019f9068)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9070, 0xc0019f9098)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f90a0, 0xc0019f90c8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f90d0, 0xc0019f90f8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9100, 0xc0019f9128)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9130, 0xc0019f9158)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9160, 0xc0019f9188)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9190, 0xc0019f91b8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f91c0, 0xc0019f91e8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f91f0, 0xc0019f9218)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9220, 0xc0019f9248)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9250, 0xc0019f9278)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9280, 0xc0019f92a8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f92b0, 0xc0019f92d8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f92e0, 0xc0019f9308)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9310, 0xc0019f9338)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9340, 0xc0019f9368)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9370, 0xc0019f9398)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f93a0, 0xc0019f93c8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f93d0, 0xc0019f93f8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9400, 0xc0019f9428)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9430, 0xc0019f9458)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9460, 0xc0019f9488)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9490, 0xc0019f94b8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f94c0, 0xc0019f94e8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f94f0, 0xc0019f9518)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9520, 0xc0019f9548)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9550, 0xc0019f9578)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9580, 0xc0019f95a8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f95b0, 0xc0019f95d8)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f95e0, 0xc0019f9608)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        main.grow1(0xc001a37e60, 0xc0019f9610, 0xc0019f9638)
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:63 +0x73
        ...additional frames elided...
        
        goroutine 368 [wait for GC cycle, locked to thread]:
        runtime.GC()
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/mgc.go:1091 +0x64
        main.go_callback()
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:44 +0x5a
        main._cgoexpwrap_1c63276e850d_go_callback()
        	_cgo_gotypes.go:421 +0x20
        
        goroutine 369 [wait for GC cycle, locked to thread]:
        runtime.GC()
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/mgc.go:1091 +0x64
        main.go_callback()
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:44 +0x5a
        main._cgoexpwrap_1c63276e850d_go_callback()
        	_cgo_gotypes.go:421 +0x20
        
        goroutine 370 [wait for GC cycle, locked to thread]:
        runtime.GC()
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/mgc.go:1091 +0x64
        main.go_callback()
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:44 +0x5a
        main._cgoexpwrap_1c63276e850d_go_callback()
        	_cgo_gotypes.go:421 +0x20
        
        goroutine 372 [wait for GC cycle, locked to thread]:
        runtime.GC()
        	/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/mgc.go:1091 +0x64
        main.go_callback()
        	/private/var/folders/9w/4l2_g3kx01x199n37fbmv3s80000gn/T/workdir-host-darwin-10_14/go/src/runtime/testdata/testprogcgo/callback.go:44 +0x5a
        main._cgoexpwrap_1c63276e850d_go_callback()
        	_cgo_gotypes.go:421 +0x20
FAIL
FAIL	runtime	42.830s
FAIL
go tool dist: Failed: exit status 1