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| {"id": "sequence_window_hard_2168", "shape": "sequence_window", "difficulty": "hard", "seed": 2168, "spec": {"name": "sequence_window", "fields": ["seq", "acked", "aux0", "aux1"], "initial": {"seq": 0, "acked": 0, "aux0": 0, "aux1": 0}, "transitions": [{"label": "send", "set": {"seq": {"incr": 1}}}, {"label": "ack", "when": {"acked": 0}, "set": {"acked": 1}}, {"label": "aux0_set", "when": {"aux0": 0}, "set": {"aux0": 1}}, {"label": "aux1_set", "when": {"aux1": 0}, "set": {"aux1": 1}}], "invariants": {"within_window": {"forbid": {"seq": 3}}}}, "property": "within_window", "violated": true, "reachable_states": 508, "counterexample_length": 3, "width": 2, "checked": false} |
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| {"id": "handshake_hard_2172", "shape": "handshake", "difficulty": "hard", "seed": 2172, "spec": {"name": "handshake", "fields": ["req", "resp", "installed", "aux0", "aux1"], "initial": {"req": 0, "resp": 0, "installed": 0, "aux0": 0, "aux1": 0}, "transitions": [{"label": "send_req", "when": {"req": 0}, "set": {"req": 1}}, {"label": "send_resp", "when": {"req": 1, "resp": 0}, "set": {"resp": 1}}, {"label": "install", "when": {}, "set": {"installed": 1}}, {"label": "aux0_set", "when": {"aux0": 0}, "set": {"aux0": 1}}, {"label": "aux1_set", "when": {"aux1": 0}, "set": {"aux1": 1}}], "invariants": {"no_premature_install": {"forbid": {"installed": 1, "resp": 0}}}}, "property": "no_premature_install", "violated": true, "reachable_states": 24, "counterexample_length": 1, "ordered": false} |
| {"id": "bounded_retry_hard_2176", "shape": "bounded_retry", "difficulty": "hard", "seed": 2176, "spec": {"name": "bounded_retry", "fields": ["tries", "done", "aux0", "aux1"], "initial": {"tries": 0, "done": 0, "aux0": 0, "aux1": 0}, "transitions": [{"label": "attempt", "when": {"done": 0}, "set": {"tries": {"incr": 1}}}, {"label": "succeed", "when": {"done": 0}, "set": {"done": 1}}, {"label": "aux0_set", "when": {"aux0": 0}, "set": {"aux0": 1}}, {"label": "aux1_set", "when": {"aux1": 0}, "set": {"aux1": 1}}], "invariants": {"within_limit": {"forbid": {"tries": 4}}}}, "property": "within_limit", "violated": true, "reachable_states": 508, "counterexample_length": 4, "limit": 3, "capped": false} |
| {"id": "handshake_hard_2177", "shape": "handshake", "difficulty": "hard", "seed": 2177, "spec": {"name": "handshake", "fields": ["req", "resp", "installed", "aux0", "aux1"], "initial": {"req": 0, "resp": 0, "installed": 0, "aux0": 0, "aux1": 0}, "transitions": [{"label": "send_req", "when": {"req": 0}, "set": {"req": 1}}, {"label": "send_resp", "when": {"req": 1, "resp": 0}, "set": {"resp": 1}}, {"label": "install", "when": {}, "set": {"installed": 1}}, {"label": "aux0_set", "when": {"aux0": 0}, "set": {"aux0": 1}}, {"label": "aux1_set", "when": {"aux1": 0}, "set": {"aux1": 1}}], "invariants": {"no_premature_install": {"forbid": {"installed": 1, "resp": 0}}}}, "property": "no_premature_install", "violated": true, "reachable_states": 24, "counterexample_length": 1, "ordered": false} |
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