fatal error: unexpected signal during runtime execution
[signal SIGSEGV: segmentation violation code=0x1 addr=0xb01dfacedebac1e pc=0x7fff204ecc9e]

runtime stack:
runtime: unexpected return pc for runtime.sigpanic called from 0x7fff204ecc9e
stack: frame={sp:0x7ffeefbfef58, fp:0x7ffeefbfefa8} stack=[0x7ffeefb7fff8,0x7ffeefbff060)
0x00007ffeefbfee58:  0x01007ffeefbfee78  0x0000000000000004 
0x00007ffeefbfee68:  0x000000000000001f  0x00007fff204ecc9e 
0x00007ffeefbfee78:  0x0b01dfacedebac1e  0x0000000000000001 
0x00007ffeefbfee88:  0x0000000004036151 <runtime.throw+0x0000000000000071>  0x00007ffeefbfef28 
0x00007ffeefbfee98:  0x0000000004a18732  0x00007ffeefbfeee0 
0x00007ffeefbfeea8:  0x0000000004036408 <runtime.fatalthrow.func1+0x0000000000000048>  0x00000000051e5c40 
0x00007ffeefbfeeb8:  0x0000000000000001  0x0000000000000001 
0x00007ffeefbfeec8:  0x00007ffeefbfef28  0x0000000004036151 <runtime.throw+0x0000000000000071> 
0x00007ffeefbfeed8:  0x00000000051e5c40  0x00007ffeefbfef18 
0x00007ffeefbfeee8:  0x0000000004036390 <runtime.fatalthrow+0x0000000000000050>  0x00007ffeefbfeef8 
0x00007ffeefbfeef8:  0x00000000040363c0 <runtime.fatalthrow.func1+0x0000000000000000>  0x00000000051e5c40 
0x00007ffeefbfef08:  0x0000000004036151 <runtime.throw+0x0000000000000071>  0x00007ffeefbfef28 
0x00007ffeefbfef18:  0x00007ffeefbfef48  0x0000000004036151 <runtime.throw+0x0000000000000071> 
0x00007ffeefbfef28:  0x00007ffeefbfef30  0x0000000004036180 <runtime.throw.func1+0x0000000000000000> 
0x00007ffeefbfef38:  0x0000000004a25f40  0x000000000000002a 
0x00007ffeefbfef48:  0x00007ffeefbfef98  0x000000000404bc76 <runtime.sigpanic+0x0000000000000396> 
0x00007ffeefbfef58: <0x0000000004a25f40  0x00000000051e5c40 
0x00007ffeefbfef68:  0x00007ffeefbfefd8  0x0000000004028ee6 <runtime.(*mheap).allocSpan+0x0000000000000546> 
0x00007ffeefbfef78:  0x000000c0008e03c0  0x00000000042fd53f <regexp/syntax.(*compiler).compile+0x00000000000012ff> 
0x00007ffeefbfef88:  0x000000c0000001a0  0x0000000000000000 
0x00007ffeefbfef98:  0x00007ffeefbfefe0 !0x00007fff204ecc9e 
0x00007ffeefbfefa8: >0x00007ffeefbfefe0  0x0000000005150000 
0x00007ffeefbfefb8:  0x00000000000005e1  0x00000000044e5d05 <golang.org/x/sys/unix.libc_ioctl_trampoline+0x0000000000000005> 
0x00007ffeefbfefc8:  0x000000000406887f <runtime.syscall+0x000000000000001f>  0x000000c0001bb5d0 
0x00007ffeefbfefd8:  0x00007ffeefbff020  0x000000c0001bb5a0 
0x00007ffeefbfefe8:  0x00000000040666f0 <runtime.asmcgocall+0x0000000000000070>  0x0000000000000001 
0x00007ffeefbfeff8:  0x0000000004014400 <runtime.mapassign_fast64ptr+0x00000000000001e0>  0x4400000000001018 
0x00007ffeefbff008:  0x00007ffeefbff020  0x000000000521ab58 
0x00007ffeefbff018:  0x0000000000000a88  0x000000c0000001a0 
0x00007ffeefbff028:  0x0000000004064809 <runtime.systemstack+0x0000000000000049>  0x0000000000000004 
0x00007ffeefbff038:  0x0000000004b3c970  0x00000000051e5c40 
0x00007ffeefbff048:  0x00007ffeefbff090  0x0000000004064705 <runtime.mstart+0x0000000000000005> 
0x00007ffeefbff058:  0x00000000040646bd <runtime.rt0_go+0x000000000000013d> 
runtime.throw({0x4a25f40, 0x51e5c40})
	/opt/local/lib/go/src/runtime/panic.go:1198 +0x71
runtime: unexpected return pc for runtime.sigpanic called from 0x7fff204ecc9e
stack: frame={sp:0x7ffeefbfef58, fp:0x7ffeefbfefa8} stack=[0x7ffeefb7fff8,0x7ffeefbff060)
0x00007ffeefbfee58:  0x01007ffeefbfee78  0x0000000000000004 
0x00007ffeefbfee68:  0x000000000000001f  0x00007fff204ecc9e 
0x00007ffeefbfee78:  0x0b01dfacedebac1e  0x0000000000000001 
0x00007ffeefbfee88:  0x0000000004036151 <runtime.throw+0x0000000000000071>  0x00007ffeefbfef28 
0x00007ffeefbfee98:  0x0000000004a18732  0x00007ffeefbfeee0 
0x00007ffeefbfeea8:  0x0000000004036408 <runtime.fatalthrow.func1+0x0000000000000048>  0x00000000051e5c40 
0x00007ffeefbfeeb8:  0x0000000000000001  0x0000000000000001 
0x00007ffeefbfeec8:  0x00007ffeefbfef28  0x0000000004036151 <runtime.throw+0x0000000000000071> 
0x00007ffeefbfeed8:  0x00000000051e5c40  0x00007ffeefbfef18 
0x00007ffeefbfeee8:  0x0000000004036390 <runtime.fatalthrow+0x0000000000000050>  0x00007ffeefbfeef8 
0x00007ffeefbfeef8:  0x00000000040363c0 <runtime.fatalthrow.func1+0x0000000000000000>  0x00000000051e5c40 
0x00007ffeefbfef08:  0x0000000004036151 <runtime.throw+0x0000000000000071>  0x00007ffeefbfef28 
0x00007ffeefbfef18:  0x00007ffeefbfef48  0x0000000004036151 <runtime.throw+0x0000000000000071> 
0x00007ffeefbfef28:  0x00007ffeefbfef30  0x0000000004036180 <runtime.throw.func1+0x0000000000000000> 
0x00007ffeefbfef38:  0x0000000004a25f40  0x000000000000002a 
0x00007ffeefbfef48:  0x00007ffeefbfef98  0x000000000404bc76 <runtime.sigpanic+0x0000000000000396> 
0x00007ffeefbfef58: <0x0000000004a25f40  0x00000000051e5c40 
0x00007ffeefbfef68:  0x00007ffeefbfefd8  0x0000000004028ee6 <runtime.(*mheap).allocSpan+0x0000000000000546> 
0x00007ffeefbfef78:  0x000000c0008e03c0  0x00000000042fd53f <regexp/syntax.(*compiler).compile+0x00000000000012ff> 
0x00007ffeefbfef88:  0x000000c0000001a0  0x0000000000000000 
0x00007ffeefbfef98:  0x00007ffeefbfefe0 !0x00007fff204ecc9e 
0x00007ffeefbfefa8: >0x00007ffeefbfefe0  0x0000000005150000 
0x00007ffeefbfefb8:  0x00000000000005e1  0x00000000044e5d05 <golang.org/x/sys/unix.libc_ioctl_trampoline+0x0000000000000005> 
0x00007ffeefbfefc8:  0x000000000406887f <runtime.syscall+0x000000000000001f>  0x000000c0001bb5d0 
0x00007ffeefbfefd8:  0x00007ffeefbff020  0x000000c0001bb5a0 
0x00007ffeefbfefe8:  0x00000000040666f0 <runtime.asmcgocall+0x0000000000000070>  0x0000000000000001 
0x00007ffeefbfeff8:  0x0000000004014400 <runtime.mapassign_fast64ptr+0x00000000000001e0>  0x4400000000001018 
0x00007ffeefbff008:  0x00007ffeefbff020  0x000000000521ab58 
0x00007ffeefbff018:  0x0000000000000a88  0x000000c0000001a0 
0x00007ffeefbff028:  0x0000000004064809 <runtime.systemstack+0x0000000000000049>  0x0000000000000004 
0x00007ffeefbff038:  0x0000000004b3c970  0x00000000051e5c40 
0x00007ffeefbff048:  0x00007ffeefbff090  0x0000000004064705 <runtime.mstart+0x0000000000000005> 
0x00007ffeefbff058:  0x00000000040646bd <runtime.rt0_go+0x000000000000013d> 
runtime.sigpanic()
	/opt/local/lib/go/src/runtime/signal_unix.go:719 +0x396

goroutine 1 [syscall, locked to thread]:
syscall.syscall(0x44e5d00, 0x0, 0x40487413, 0xc0001bb660)
	/opt/local/lib/go/src/runtime/sys_darwin.go:22 +0x3b fp=0xc0001bb5d0 sp=0xc0001bb5b0 pc=0x406333b
syscall.syscall(0x9, 0x10, 0x101000000000008, 0x1c)
	<autogenerated>:1 +0x26 fp=0xc0001bb618 sp=0xc0001bb5d0 pc=0x4069046
golang.org/x/sys/unix.ioctl(0x5472108, 0x10, 0x51e61c0)
	/opt/local/var/macports/build/_opt_local_var_macports_sources_github.com_judaew_macports-ports_devel_arduino-cli/arduino-cli/work/gopath/pkg/mod/golang.org/x/sys@v0.0.0-20210503173754-0981d6026fa6/unix/zsyscall_darwin_amd64.go:690 +0x39 fp=0xc0001bb648 sp=0xc0001bb618 pc=0x44e5359
golang.org/x/sys/unix.IoctlGetTermios(...)
	/opt/local/var/macports/build/_opt_local_var_macports_sources_github.com_judaew_macports-ports_devel_arduino-cli/arduino-cli/work/gopath/pkg/mod/golang.org/x/sys@v0.0.0-20210503173754-0981d6026fa6/unix/ioctl.go:73
github.com/mattn/go-isatty.IsTerminal(0xd)
	/opt/local/var/macports/build/_opt_local_var_macports_sources_github.com_judaew_macports-ports_devel_arduino-cli/arduino-cli/work/gopath/pkg/mod/github.com/mattn/go-isatty@v0.0.12/isatty_bsd.go:10 +0x50 fp=0xc0001bb6b8 sp=0xc0001bb648 pc=0x45ed310
github.com/arduino/arduino-cli/configuration.init()
	/opt/local/var/macports/build/_opt_local_var_macports_sources_github.com_judaew_macports-ports_devel_arduino-cli/arduino-cli/work/gopath/src/github.com/arduino/arduino-cli/configuration/term.go:25 +0x55 fp=0xc0001bb6f8 sp=0xc0001bb6b8 pc=0x45ef135
runtime.doInit(0x515d320)
	/opt/local/lib/go/src/runtime/proc.go:6498 +0x123 fp=0xc0001bb830 sp=0xc0001bb6f8 pc=0x40458e3
runtime.doInit(0x5161040)
	/opt/local/lib/go/src/runtime/proc.go:6475 +0x71 fp=0xc0001bb968 sp=0xc0001bb830 pc=0x4045831
runtime.doInit(0x5161da0)
	/opt/local/lib/go/src/runtime/proc.go:6475 +0x71 fp=0xc0001bbaa0 sp=0xc0001bb968 pc=0x4045831
runtime.doInit(0x515e860)
	/opt/local/lib/go/src/runtime/proc.go:6475 +0x71 fp=0xc0001bbbd8 sp=0xc0001bbaa0 pc=0x4045831
runtime.doInit(0x515e900)
	/opt/local/lib/go/src/runtime/proc.go:6475 +0x71 fp=0xc0001bbd10 sp=0xc0001bbbd8 pc=0x4045831
runtime.doInit(0x5163560)
	/opt/local/lib/go/src/runtime/proc.go:6475 +0x71 fp=0xc0001bbe48 sp=0xc0001bbd10 pc=0x4045831
runtime.doInit(0x5155600)
	/opt/local/lib/go/src/runtime/proc.go:6475 +0x71 fp=0xc0001bbf80 sp=0xc0001bbe48 pc=0x4045831
runtime.main()
	/opt/local/lib/go/src/runtime/proc.go:238 +0x1e6 fp=0xc0001bbfe0 sp=0xc0001bbf80 pc=0x40387a6
runtime.goexit()
	/opt/local/lib/go/src/runtime/asm_amd64.s:1581 +0x1 fp=0xc0001bbfe8 sp=0xc0001bbfe0 pc=0x40669e1