Unwriteable /tmp in any remote device blocks Creator GUI completely

When a remote device has no writable /tmp, not just this device "does not work", but the whole Creator gets stuck.

qtc.utils.qtcprocess: Process 32 starting (non blocking): /usr/bin/ssh -q -o StrictHostKeyChecking=no -o Port=22 -o User=berlin -o BatchMode=no -o ConnectTimeout=10 127.0.0.1 /bin/sh                                              
qtc.utils.deviceshell: Received unexpected output on stderr: "/bin/sh: 111: cannot create /tmp/tmp.urhlGtGtam          : Permission denied\n"                                                                                                 
qtc.utils.deviceshell: Received unexpected output on stderr: "ERROR_INSTALL_SCRIPT\n"                                  
qtc.utils.deviceshell: Received unexpected output on stderr: "/bin/sh: 9: 1: not found{}

The situation can happen in real life when e.g. some remote device is booted in some kind of recovery mode and can be mimiced by  sudo chmod a-w /tmp