verify: ihello: check: deadlock: ok
verify: ihello: check: unreachable: ok
verify: ihello: check: livelock: ok
verify: ihello: check: deterministic: ok
verify: out_notify_forward: check: deterministic: ok
verify: out_notify_forward: check: illegal: ok
verify: out_notify_forward: check: deadlock: ok
verify: out_notify_forward: check: unreachable: ok
verify: out_notify_forward: check: livelock: ok
verify: out_notify_forward: check: compliance: ok
