runtime: failed to create new OS thread (have 17 already; errno=11)
runtime: may need to increase max user processes (ulimit -u)
fatal error: newosproc

runtime stack:
runtime.throw(0xfa97c3, 0x9)
	/opt/go/go1.9/src/runtime/panic.go:605 +0x95
runtime.newosproc(0xc420136000, 0xc4204ca000)
	/opt/go/go1.9/src/runtime/os_linux.go:164 +0x1ad
runtime.newm(0xff15a8, 0xc42002c600)
	/opt/go/go1.9/src/runtime/proc.go:1657 +0x158
runtime.startm(0x0, 0x411901)
	/opt/go/go1.9/src/runtime/proc.go:1728 +0x13f
runtime.wakep()
	/opt/go/go1.9/src/runtime/proc.go:1809 +0x48
runtime.resetspinning()
	/opt/go/go1.9/src/runtime/proc.go:2174 +0x71
runtime.schedule()
	/opt/go/go1.9/src/runtime/proc.go:2262 +0x116
runtime.park_m(0xc4202a0a80)
	/opt/go/go1.9/src/runtime/proc.go:2318 +0xb6
runtime.mcall(0x0)
	/opt/go/go1.9/src/runtime/asm_amd64.s:286 +0x5b

goroutine 1 [select]:
net/http.(*Transport).getConn(0xc4201d0b40, 0xc4202e53b0, 0x0, 0xfcfd5b, 0x5, 0xc420308600, 0x17, 0x0, 0x0, 0x0)
	/opt/go/go1.9/src/net/http/transport.go:948 +0x5bf
net/http.(*Transport).RoundTrip(0xc4201d0b40, 0xc4201eee00, 0xa, 0xc420014c20, 0xc)
	/opt/go/go1.9/src/net/http/transport.go:400 +0x6a6
github.com/ncw/rclone/fs.(*Transport).RoundTrip(0xc42031a3e0, 0xc4201eee00, 0xc42031a3e0, 0x0, 0x0)
	/home/ncw/go/src/github.com/ncw/rclone/fs/http.go:274 +0xc3
net/http.send(0xc4201eee00, 0x157ba20, 0xc42031a3e0, 0x0, 0x0, 0x0, 0xc4201c4268, 0xf51f20, 0xc420290c70, 0x1)
	/opt/go/go1.9/src/net/http/client.go:249 +0x1a9
net/http.(*Client).send(0xc4202e4ed0, 0xc4201eee00, 0x0, 0x0, 0x0, 0xc4201c4268, 0x0, 0x1, 0x410907)
	/opt/go/go1.9/src/net/http/client.go:173 +0xfd
net/http.(*Client).Do(0xc4202e4ed0, 0xc4201eee00, 0xc4202e5080, 0xc4201eee00, 0xfabe1f)
	/opt/go/go1.9/src/net/http/client.go:602 +0x28d
github.com/ncw/rclone/vendor/golang.org/x/net/context/ctxhttp.Do(0x1587120, 0xc4202e5080, 0xc4202e4ed0, 0xc4201eed00, 0x21, 0xc42031a740, 0xc4201eed00)
	/home/ncw/go/src/github.com/ncw/rclone/vendor/golang.org/x/net/context/ctxhttp/ctxhttp.go:30 +0x6e
github.com/ncw/rclone/vendor/golang.org/x/oauth2/internal.RetrieveToken(0x1587120, 0xc4202e5080, 0xfcc687, 0x27, 0xc4201d6e00, 0x18, 0xfcfd5b, 0x2a, 0xc4202e5260, 0x0, ...)
	/home/ncw/go/src/github.com/ncw/rclone/vendor/golang.org/x/oauth2/internal/token.go:192 +0x212
github.com/ncw/rclone/vendor/golang.org/x/oauth2.retrieveToken(0x1587120, 0xc4202e5080, 0xc420314cb0, 0xc4202e5260, 0xc420252fc0, 0xed1f4bfa2, 0x39a6f01b)
	/home/ncw/go/src/github.com/ncw/rclone/vendor/golang.org/x/oauth2/token.go:153 +0x89
github.com/ncw/rclone/vendor/golang.org/x/oauth2.(*tokenRefresher).Token(0xc4202e5230, 0xff1700, 0xc42031a710, 0x20)
	/home/ncw/go/src/github.com/ncw/rclone/vendor/golang.org/x/oauth2/oauth2.go:229 +0x25d
github.com/ncw/rclone/vendor/golang.org/x/oauth2.(*reuseTokenSource).Token(0xc42031a700, 0x0, 0x0, 0x0)
	/home/ncw/go/src/github.com/ncw/rclone/vendor/golang.org/x/oauth2/oauth2.go:263 +0xbd
github.com/ncw/rclone/oauthutil.(*TokenSource).Token(0xc4201b9630, 0x0, 0x0, 0x0)
	/home/ncw/go/src/github.com/ncw/rclone/oauthutil/oauthutil.go:136 +0xac
github.com/ncw/rclone/vendor/golang.org/x/oauth2.(*reuseTokenSource).Token(0xc42031a4c0, 0x0, 0x0, 0x0)
	/home/ncw/go/src/github.com/ncw/rclone/vendor/golang.org/x/oauth2/oauth2.go:263 +0xbd
github.com/ncw/rclone/vendor/golang.org/x/oauth2.(*Transport).RoundTrip(0xc4202e50b0, 0xc4201eec00, 0xc4202e50b0, 0x0, 0x0)
	/home/ncw/go/src/github.com/ncw/rclone/vendor/golang.org/x/oauth2/transport.go:40 +0x46
net/http.send(0xc4201eec00, 0x157cb60, 0xc4202e50b0, 0x0, 0x0, 0x0, 0xc4201c4248, 0xc420291548, 0xc4202914c0, 0x1)
	/opt/go/go1.9/src/net/http/client.go:249 +0x1a9
net/http.(*Client).send(0xc4202e50e0, 0xc4201eec00, 0x0, 0x0, 0x0, 0xc4201c4248, 0x0, 0x1, 0x410907)
	/opt/go/go1.9/src/net/http/client.go:173 +0xfd
net/http.(*Client).Do(0xc4202e50e0, 0xc4201eec00, 0xfaf0aa, 0xf, 0x160bd00)
	/opt/go/go1.9/src/net/http/client.go:602 +0x28d
github.com/ncw/rclone/vendor/google.golang.org/api/gensupport.SendRequest(0x0, 0x0, 0xc4202e50e0, 0xc4201eec00, 0x0, 0x0, 0xc4201eec00)
	/home/ncw/go/src/github.com/ncw/rclone/vendor/google.golang.org/api/gensupport/send.go:42 +0x27e
github.com/ncw/rclone/vendor/google.golang.org/api/drive/v2.(*AboutGetCall).doRequest(0xc420291910, 0xfa40e5, 0x4, 0x0, 0xc4202e5110, 0xc4201c4228)
	/home/ncw/go/src/github.com/ncw/rclone/vendor/google.golang.org/api/drive/v2/drive-gen.go:3257 +0x3ad
github.com/ncw/rclone/vendor/google.golang.org/api/drive/v2.(*AboutGetCall).Do(0xc420291910, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
	/home/ncw/go/src/github.com/ncw/rclone/vendor/google.golang.org/api/drive/v2/drive-gen.go:3269 +0xa1
github.com/ncw/rclone/drive.NewFs.func1(0xc4201eb4a0, 0xc420291a08, 0x410907)
	/home/ncw/go/src/github.com/ncw/rclone/drive/drive.go:465 +0xe1
github.com/ncw/rclone/pacer.(*Pacer).call(0xc4201eb4a0, 0xc42031a660, 0xa, 0xebc540, 0x1)
	/home/ncw/go/src/github.com/ncw/rclone/pacer/pacer.go:334 +0x178
github.com/ncw/rclone/pacer.(*Pacer).Call(0xc4201eb4a0, 0xc42031a660, 0x0, 0x0)
	/home/ncw/go/src/github.com/ncw/rclone/pacer/pacer.go:357 +0x66
github.com/ncw/rclone/drive.NewFs(0x7ffddadf1796, 0x6, 0x7ffddadf179d, 0x9, 0x6, 0x7ffddadf179d, 0x9, 0x0)
	/home/ncw/go/src/github.com/ncw/rclone/drive/drive.go:464 +0x33c
github.com/ncw/rclone/fs.NewFs(0x7ffddadf1796, 0x10, 0xc420291c10, 0x5a738c, 0xc420318280, 0x0)
	/home/ncw/go/src/github.com/ncw/rclone/fs/fs.go:741 +0xa9
github.com/ncw/rclone/cmd.newFsDst(0x7ffddadf1796, 0x10, 0x158c1e0, 0xc420314c40)
	/home/ncw/go/src/github.com/ncw/rclone/cmd/cmd.go:179 +0x4d
github.com/ncw/rclone/cmd.NewFsSrcDst(0xc4201eb2c0, 0x2, 0x6, 0xc4201eb2c0, 0x2, 0x6, 0xc42031a280)
	/home/ncw/go/src/github.com/ncw/rclone/cmd/cmd.go:190 +0x93
github.com/ncw/rclone/cmd/sync.glob..func1(0x15e10a0, 0xc4201eb2c0, 0x2, 0x6)
	/home/ncw/go/src/github.com/ncw/rclone/cmd/sync/sync.go:38 +0x8d
github.com/ncw/rclone/vendor/github.com/spf13/cobra.(*Command).execute(0x15e10a0, 0xc4201eb140, 0x6, 0x6, 0x15e10a0, 0xc4201eb140)
	/home/ncw/go/src/github.com/ncw/rclone/vendor/github.com/spf13/cobra/command.go:654 +0x2a2
github.com/ncw/rclone/vendor/github.com/spf13/cobra.(*Command).ExecuteC(0x15da020, 0xc420291f70, 0x4046a4, 0xc420094058)
	/home/ncw/go/src/github.com/ncw/rclone/vendor/github.com/spf13/cobra/command.go:729 +0x2fe
github.com/ncw/rclone/vendor/github.com/spf13/cobra.(*Command).Execute(0x15da020, 0xc420308220, 0x20)
	/home/ncw/go/src/github.com/ncw/rclone/vendor/github.com/spf13/cobra/command.go:688 +0x2b
main.main()
	/home/ncw/go/src/github.com/ncw/rclone/rclone.go:15 +0x31

goroutine 5 [syscall]:
os/signal.signal_recv(0x0)
	/opt/go/go1.9/src/runtime/sigqueue.go:131 +0xa6
os/signal.loop()
	/opt/go/go1.9/src/os/signal/signal_unix.go:22 +0x22
created by os/signal.init.0
	/opt/go/go1.9/src/os/signal/signal_unix.go:28 +0x41

goroutine 18 [chan receive]:
net/http.(*Transport).dialConn(0xc4201d0b40, 0x1587120, 0xc4202e5080, 0x0, 0xfcfd5b, 0x5, 0xc420308600, 0x17, 0x0, 0x0, ...)
	/opt/go/go1.9/src/net/http/transport.go:1157 +0xdf4
net/http.(*Transport).getConn.func4(0xc4201d0b40, 0x1587120, 0xc4202e5080, 0xc4202e53e0, 0xc420208480)
	/opt/go/go1.9/src/net/http/transport.go:943 +0x78
created by net/http.(*Transport).getConn
	/opt/go/go1.9/src/net/http/transport.go:942 +0x393

goroutine 22 [runnable]:
os.Lstat(0xc42066a000, 0x19, 0xe, 0xfa2f55, 0x1, 0xc42049fc90)
	/opt/go/go1.9/src/os/stat_unix.go:44 +0x1d5
os.(*File).readdir(0xc4201c4008, 0xffffffffffffffff, 0x0, 0xc400000000, 0xc4201c4008, 0x0, 0x0)
	/opt/go/go1.9/src/os/dir_unix.go:27 +0x1a8
os.(*File).Readdir(0xc4201c4008, 0xffffffffffffffff, 0xc4201c4008, 0x0, 0x0, 0xc420149380, 0x4747f5)
	/opt/go/go1.9/src/os/dir.go:26 +0x3e
io/ioutil.ReadDir(0xfade04, 0xe, 0x0, 0x0, 0x43e01, 0x0, 0x0)
	/opt/go/go1.9/src/io/ioutil/ioutil.go:98 +0x7c
crypto/x509.loadSystemRoots(0x10, 0x470090, 0xc420149520)
	/opt/go/go1.9/src/crypto/x509/root_unix.go:64 +0x390
crypto/x509.initSystemRoots()
	/opt/go/go1.9/src/crypto/x509/root.go:21 +0x26
sync.(*Once).Do(0x160abf0, 0xfef4f0)
	/opt/go/go1.9/src/sync/once.go:44 +0xbe
crypto/x509.systemRootsPool(0xdff380)
	/opt/go/go1.9/src/crypto/x509/root.go:16 +0x39
crypto/x509.(*Certificate).Verify(0xc42035a000, 0xc420308600, 0x13, 0xc4203642d0, 0x0, 0xbe919950456405bd, 0x1aacfb3e, 0x15eac80, 0x0, 0x0, ...)
	/opt/go/go1.9/src/crypto/x509/verify.go:293 +0x811
crypto/tls.(*clientHandshakeState).doFullHandshake(0xc420149e68, 0xc4203402c0, 0x14d)
	/opt/go/go1.9/src/crypto/tls/handshake_client.go:300 +0x5b5
crypto/tls.(*Conn).clientHandshake(0xc42030f180, 0xff1700, 0xc42030f2a0)
	/opt/go/go1.9/src/crypto/tls/handshake_client.go:228 +0xf9b
crypto/tls.(*Conn).Handshake(0xc42030f180, 0x0, 0x0)
	/opt/go/go1.9/src/crypto/tls/conn.go:1307 +0x18f
net/http.(*Transport).dialConn.func3(0x0, 0xc42030f180, 0xc4201bf280, 0xc4201ebb00)
	/opt/go/go1.9/src/net/http/transport.go:1151 +0x42
created by net/http.(*Transport).dialConn
	/opt/go/go1.9/src/net/http/transport.go:1147 +0xdbe