I have tried in xcode 12.0 and 11.7.
Looking in the console I see these maybe relevant messages:
AMDeviceExtendedPairWithOptions (thread 0x7000021a0000): SerialNumber: fff90:dd:5d:a6:ad:1dfff
ParingMaterial: {
DeviceCertificate = {length = 1005, bytes = 0x2d2d2d2d 2d424547 494e2043 45525449 ... 54452d2d 2d2d2d0a };
EscrowBag = {length = 32, bytes = 0xd46fd101 6ffbcead 23dba13c d11b9f47 ... 8aeed937 53d452e9 };
HostCertificate = {length = 1005, bytes = 0x2d2d2d2d 2d424547 494e2043 45525449 ... 54452d2d 2d2d2d0a };
HostID = "575F7E37-5E40-4A7B-8906-8E24DCF6BCFA";
HostPrivateKey = {length = 1708, bytes = 0x2d2d2d2d 2d424547 494e2050 52495641 ... 45592d2d 2d2d2d0a };
RootCertificate = {length = 989, bytes = 0x2d2d2d2d 2d424547 494e2043 45525449 ... 54452d2d 2d2d2d0a };
RootPrivateKey = {length = 1708, bytes = 0x2d2d2d2d 2d424547 494e2050 52495641 ... 45592d2d 2d2d2d0a };
SystemBUID = "D9694892-C7D9-4E8F-903A-0716DB671DA6";
WiFiMACAddress = "90:dd:5d:a6:ad:1d";
}
DeviceID: 12
AMDDevicePaired (thread 0x70000c837000): Device Paired: 'AMDevice 0x7f87cfc775b0 {UDID = fff90:dd:5d:a6:ad:1dfff, device ID = 12, FullServiceName = 90:dd:5d:a6:ad:1d@fe80::92dd:5dff:fea6:ad1d.apple-pairable._tcp.local.}'.
DTDKRemoteDeviceConnection: Failed to start Instruments daemon on device “00008027-0019282036E8002E”: Error Domain=com.apple.dtdevicekit Code=811 "Failed to start remote service on device." UserInfo={NSUnderlyingError=0x7f87cf0b63e0 {Error Domain=com.apple.dt.MobileDeviceErrorDomain Code=-402653150 "The service is invalid." UserInfo={MobileDeviceErrorCode=(0xE8000022), com.apple.dtdevicekit.stacktrace=(
0 DTDeviceKitBase 0x000000012863d81a DTDKCreateNSErrorFromAMDErrorCode + 233
1 DTDeviceKitBase 0x000000012864f161 _63-[DTDKRemoteDeviceConnection startFirstServiceOf:unlockKeybag:]blockinvoke + 564
2 DTDeviceKitBase 0x000000012864e829 48-[DTDKRemoteDeviceConnection futureWithSession:]blockinvoke3 + 22
3 DTDeviceKitBase 0x000000012863fdf9 _DTDKExecuteInSessionblockinvoke2 + 35
4 DTDeviceKitBase 0x000000012863f209 _DTDKExecuteWithConnectionblockinvoke2
Failed to initialize channel to device: <private>
I've tried rebooting my mac, the device, xcode. No luck anywhere