verify: I: check: deadlock: ok
verify: I: check: unreachable: ok
verify: I: check: livelock: ok
verify: I: check: deterministic: ok
verify: illegal_external_nonsynchronous: check: deterministic: ok
verify: illegal_external_nonsynchronous: check: illegal: fail
error: illegal action performed in model illegal_external_nonsynchronous
model: illegal_external_nonsynchronous
p.e
r.e
r.return
p.return
r.ec
<illegal>
verify: illegal_external_nonsynchronous: check: deadlock: ok
verify: illegal_external_nonsynchronous: check: unreachable: skip
verify: illegal_external_nonsynchronous: check: livelock: ok
verify: illegal_external_nonsynchronous: check: compliance: skip
