fatal error: unexpected signal during runtime execution I0713 15:28:29.189363 561734 main.go:265] Exiting with status: 9 [signal SIGSEGV: segmentation violation code=0x1 addr=0x4 pc=0x278c851] runtime stack: runtime.throw({0x528ba3?, 0x0?}) GOROOT/src/runtime/panic.go:1047 +0x5d fp=0x7fd875e87050 sp=0x7fd875e87020 pc=0x124d2bd runtime: g 0: unexpected return pc for runtime.sigpanic called from 0x278c851 stack: frame={sp:0x7fd875e87050, fp:0x7fd875e870b0} stack=[0x7fd8756875c0,0x7fd875e871c0) 0x00007fd875e86f50: 0x000000000000000e 0x000000000000001f 0x00007fd875e86f60: 0x000000000278c851 0x0000000000000004 0x00007fd875e86f70: 0x0000000000000001 0x000000000124d2bd 0x00007fd875e86f80: 0x00007fd875e87020 0x0000000000510ce3 0x00007fd875e86f90: 0x00007fd875e86fd0 0x000000000124d688 0x00007fd875e86fa0: 0x000000c0007ff1e0 0x000000000074db40 0x00007fd875e86fb0: 0x0000000000000001 0x00007fd875e87020 0x00007fd875e86fc0: 0x000000000124d2bd 0x000000c0007ff1e0 0x00007fd875e86fd0: 0x00007fd875e87010 0x000000000124d60c 0x00007fd875e86fe0: 0x00007fd875e86ff0 0x000000c0007ff1e0 0x00007fd875e86ff0: 0x000000000124d640 0x000000c0007ff1e0 0x00007fd875e87000: 0x000000000124d2bd 0x00007fd875e87020 0x00007fd875e87010: 0x00007fd875e87040 0x000000000124d2bd 0x00007fd875e87020: 0x00007fd875e87028 0x000000000124d2e0 0x00007fd875e87030: 0x0000000000528ba3 0x000000000000002a 0x00007fd875e87040: 0x00007fd875e870a0 0x0000000001265dc9 0x00007fd875e87050: <0x0000000000528ba3 0x0000000000000000 0x00007fd875e87060: 0x000000c000000001 0x000000c0007ff1e0 0x00007fd875e87070: 0x0000000002ed1820 0x0000000002ed6820 0x00007fd875e87080: 0x000000c0007ff1e0 0x00000000027942d4 0x00007fd875e87090: 0x0000000002ed1820 0x0000000000000200 0x00007fd875e870a0: 0x00007fd875e87128 !0x000000000278c851 0x00007fd875e870b0: >0x0000000002edf080 0x0000000002794a41 0x00007fd875e870c0: 0x00000000028c445c 0x0000000000000001 0x00007fd875e870d0: 0x00007fd875e87128 0x00007fd875e87100 0x00007fd875e870e0: 0x000000c00052a000 0x000000c0007ff1e0 0x00007fd875e870f0: 0x0000000100000000 0x000000000128767a 0x00007fd875e87100: 0x0000000001287a6c 0x000000000128969b 0x00007fd875e87110: 0x00000000028c4478 0x00007fd800000001 0x00007fd875e87120: 0x0000000000000001 0x00007fd875e87168 0x00007fd875e87130: 0x0000000001400ba9 0x0000000001287a6c 0x00007fd875e87140: 0x000000c0004e8670 0x00007fd939b03900 0x00007fd875e87150: 0x00007fd910472038 0x000000c0000061a0 0x00007fd875e87160: 0x000000c000a366f8 0x00007fd875e87198 0x00007fd875e87170: 0x0000000001256ae3 0x000000c0000061a0 0x00007fd875e87180: 0x0000000400000002 0x000000c00052a000 0x00007fd875e87190: 0x000000c0000061a0 0x000000c0004e86b0 0x00007fd875e871a0: 0x0000000001283bc3 0x000000c0000061a0 runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:821 +0x3e9 fp=0x7fd875e870b0 sp=0x7fd875e87050 pc=0x1265dc9