About the Execution of ITS-Tools for Szymanski-PT-b06
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 3600000.00 | 0.00 | 0.00 | ?FFTTFFTTFFTTTFT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r240-tall-174915589300151.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is Szymanski-PT-b06, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915589300151
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.0M
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 3.7M May 29 14:33 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-04
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2024-10
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-00
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-01
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-02
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-03
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-05
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-06
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-07
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-08
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-09
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-11
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-12
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-13
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-14
FORMULA_NAME Szymanski-PT-b06-ReachabilityFireability-2025-15
=== Now, execution of the tool begins
BK_START 1749179303851
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-b06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-06 03:08:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-06 03:08:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 03:08:26] [INFO ] Load time of PNML (sax parser for PT used): 575 ms
[2025-06-06 03:08:26] [INFO ] Transformed 568 places.
[2025-06-06 03:08:26] [INFO ] Transformed 8320 transitions.
[2025-06-06 03:08:26] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 979 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 19 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 260 places in 48 ms
Reduce places removed 260 places and 256 transitions.
RANDOM walk for 40004 steps (10 resets) in 2693 ms. (14 steps per ms) remains 13/16 properties
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40002 steps (10 resets) in 801 ms. (49 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (11 resets) in 256 ms. (155 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (11 resets) in 300 ms. (132 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (10 resets) in 429 ms. (93 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (10 resets) in 305 ms. (130 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 544 ms. (73 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (10 resets) in 349 ms. (114 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (10 resets) in 328 ms. (121 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (12 resets) in 423 ms. (94 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (11 resets) in 1553 ms. (25 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (10 resets) in 379 ms. (105 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (10 resets) in 264 ms. (150 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (11 resets) in 332 ms. (120 steps per ms) remains 13/13 properties
[2025-06-06 03:08:30] [INFO ] Flatten gal took : 1488 ms
[2025-06-06 03:08:30] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 308 cols
[2025-06-06 03:08:30] [INFO ] Computed 3 invariants in 81 ms
[2025-06-06 03:08:30] [INFO ] State equation strengthened by 147 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
[2025-06-06 03:08:30] [INFO ] Flatten gal took : 391 ms
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
[2025-06-06 03:08:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3683862091433534848.gal : 113 ms
[2025-06-06 03:08:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3180504410204708782.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3683862091433534848.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3180504410204708782.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/139 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Problem Szymanski-PT-b06-ReachabilityFireability-2025-03 is UNSAT
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-03 FALSE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-b06-ReachabilityFireability-2025-05 is UNSAT
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-05 FALSE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-b06-ReachabilityFireability-2025-08 is UNSAT
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-08 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 168/307 variables, 2/2 constraints. Problems are: Problem set: 3 solved, 10 unsolved
Loading property file /tmp/ReachabilityCardinality3180504410204708782.prop.
At refinement iteration 2 (INCLUDED_ONLY) 0/307 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 1/308 variables, 1/3 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/308 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 2733/3041 variables, 308/311 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3041 variables, 147/458 constraints. Problems are: Problem set: 3 solved, 10 unsolved
SDD proceeding with computation,13 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,13 properties remain. new max is 8
SDD size :5 after 18
SDD proceeding with computation,13 properties remain. new max is 16
SDD size :18 after 80
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :80 after 714
SDD proceeding with computation,13 properties remain. new max is 64
SDD size :714 after 11559
SDD proceeding with computation,13 properties remain. new max is 128
SDD size :11559 after 25722
SDD proceeding with computation,13 properties remain. new max is 256
SDD size :25722 after 150696
SDD proceeding with computation,13 properties remain. new max is 512
SDD size :150696 after 266659
At refinement iteration 7 (INCLUDED_ONLY) 0/3041 variables, 0/458 constraints. Problems are: Problem set: 3 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3041/3041 variables, and 458 constraints, problems are : Problem set: 3 solved, 10 unsolved in 5248 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 308/308 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 13/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 10 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/110 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 197/307 variables, 2/2 constraints. Problems are: Problem set: 3 solved, 10 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 03:08:37] [INFO ] Deduced a trap composed of 32 places in 534 ms of which 23 ms to minimize.
SDD proceeding with computation,13 properties remain. new max is 1024
SDD size :266659 after 305693
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 03:08:37] [INFO ] Deduced a trap composed of 46 places in 483 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 03:08:38] [INFO ] Deduced a trap composed of 37 places in 406 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 03:08:38] [INFO ] Deduced a trap composed of 59 places in 432 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 03:08:39] [INFO ] Deduced a trap composed of 130 places in 741 ms of which 94 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/307 variables, 5/7 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/307 variables, 0/7 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 1/308 variables, 1/8 constraints. Problems are: Problem set: 3 solved, 10 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,13 properties remain. new max is 2048
SDD size :305693 after 995230
[2025-06-06 03:08:41] [INFO ] Deduced a trap composed of 38 places in 654 ms of which 38 ms to minimize.
SMT process timed out in 10850ms, After SMT, problems are : Problem set: 3 solved, 10 unsolved
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 110 out of 308 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 308/308 places, 8064/8064 transitions.
Graph (complete) has 9195 edges and 308 vertex of which 306 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.17 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 0 with 35 rules applied. Total rules applied 36 place count 306 transition count 8029
Applied a total of 36 rules in 497 ms. Remains 306 /308 variables (removed 2) and now considering 8029/8064 (removed 35) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 505 ms. Remains : 306/308 places, 8029/8064 transitions.
RANDOM walk for 40013 steps (9 resets) in 338 ms. (118 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (11 resets) in 243 ms. (163 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (10 resets) in 192 ms. (207 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (12 resets) in 162 ms. (245 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (10 resets) in 277 ms. (143 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (12 resets) in 136 ms. (292 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (11 resets) in 156 ms. (254 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (12 resets) in 236 ms. (168 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (12 resets) in 171 ms. (232 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (12 resets) in 119 ms. (333 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (11 resets) in 110 ms. (360 steps per ms) remains 10/10 properties
Reachability property Szymanski-PT-b06-ReachabilityFireability-2025-15 is true.
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Invariant property Szymanski-PT-b06-ReachabilityFireability-2024-10 does not hold.
FORMULA Szymanski-PT-b06-ReachabilityFireability-2024-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,11 properties remain. new max is 2048
SDD size :995230 after 4.37978e+06
Interrupted probabilistic random walk after 130773 steps, run timeout after 3001 ms. (steps per millisecond=43 ) properties seen :0 out of 10
Probabilistic random walk after 130773 steps, saw 69980 distinct states, run finished after 3007 ms. (steps per millisecond=43 ) properties seen :0
[2025-06-06 03:08:45] [INFO ] Flow matrix only has 2698 transitions (discarded 5331 similar events)
// Phase 1: matrix 2698 rows 306 cols
[2025-06-06 03:08:45] [INFO ] Computed 1 invariants in 29 ms
[2025-06-06 03:08:45] [INFO ] State equation strengthened by 147 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 214/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 2698/3004 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,11 properties remain. new max is 4096
SDD size :4.37978e+06 after 6.2752e+06
At refinement iteration 4 (INCLUDED_ONLY) 0/3004 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3004 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 0/3004 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3004/3004 variables, and 454 constraints, problems are : Problem set: 0 solved, 8 unsolved in 7451 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 8/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 214/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,11 properties remain. new max is 8192
SDD size :6.2752e+06 after 9.69152e+06
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 2698/3004 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3004 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3004 variables, 4/458 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,11 properties remain. new max is 16384
SDD size :9.69152e+06 after 2.34575e+07
At refinement iteration 6 (INCLUDED_ONLY) 0/3004 variables, 0/458 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3004/3004 variables, and 458 constraints, problems are : Problem set: 0 solved, 8 unsolved in 45031 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 8/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 52587ms problems are : Problem set: 0 solved, 8 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 92 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8029/8029 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 306 transition count 8023
Applied a total of 6 rules in 286 ms. Remains 306 /306 variables (removed 0) and now considering 8023/8029 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 286 ms. Remains : 306/306 places, 8023/8029 transitions.
RANDOM walk for 40013 steps (10 resets) in 418 ms. (95 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 269 ms. (148 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (10 resets) in 213 ms. (186 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (12 resets) in 112 ms. (354 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (9 resets) in 157 ms. (253 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (10 resets) in 93 ms. (425 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (10 resets) in 85 ms. (465 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (9 resets) in 78 ms. (506 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (9 resets) in 98 ms. (404 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 124193 steps, run timeout after 3001 ms. (steps per millisecond=41 ) properties seen :0 out of 8
Probabilistic random walk after 124193 steps, saw 64812 distinct states, run finished after 3001 ms. (steps per millisecond=41 ) properties seen :0
[2025-06-06 03:09:41] [INFO ] Flow matrix only has 2692 transitions (discarded 5331 similar events)
// Phase 1: matrix 2692 rows 306 cols
[2025-06-06 03:09:41] [INFO ] Computed 1 invariants in 23 ms
[2025-06-06 03:09:41] [INFO ] State equation strengthened by 147 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 214/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 2692/2998 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2998 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2998 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 0/2998 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2998/2998 variables, and 454 constraints, problems are : Problem set: 0 solved, 8 unsolved in 14190 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 8/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 214/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 2692/2998 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2998 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Invariant property Szymanski-PT-b06-ReachabilityFireability-2025-14 does not hold.
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property Szymanski-PT-b06-ReachabilityFireability-2025-11 is true.
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property Szymanski-PT-b06-ReachabilityFireability-2025-07 is true.
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property Szymanski-PT-b06-ReachabilityFireability-2025-06 is true.
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 5 (INCLUDED_ONLY) 0/2998 variables, 4/458 constraints. Problems are: Problem set: 4 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2998 variables, 0/458 constraints. Problems are: Problem set: 4 solved, 4 unsolved
Reachability property Szymanski-PT-b06-ReachabilityFireability-2025-01 is true.
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,6 properties remain. new max is 16384
SDD size :2.34575e+07 after 4.10919e+07
At refinement iteration 7 (OVERLAPS) 0/2998 variables, 0/458 constraints. Problems are: Problem set: 5 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2998/2998 variables, and 458 constraints, problems are : Problem set: 5 solved, 3 unsolved in 16556 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 8/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30848ms problems are : Problem set: 5 solved, 3 unsolved
Parikh walk visited 0 properties in 21 ms.
Support contains 36 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8023/8023 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 73 transitions
Reduce isomorphic transitions removed 73 transitions.
Iterating post reduction 0 with 73 rules applied. Total rules applied 73 place count 306 transition count 7950
Applied a total of 73 rules in 315 ms. Remains 306 /306 variables (removed 0) and now considering 7950/8023 (removed 73) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 317 ms. Remains : 306/306 places, 7950/8023 transitions.
RANDOM walk for 40008 steps (8 resets) in 278 ms. (143 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (9 resets) in 233 ms. (170 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (10 resets) in 156 ms. (254 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (10 resets) in 187 ms. (212 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 154427 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :0 out of 3
Probabilistic random walk after 154427 steps, saw 79775 distinct states, run finished after 3001 ms. (steps per millisecond=51 ) properties seen :0
[2025-06-06 03:10:16] [INFO ] Flow matrix only has 2619 transitions (discarded 5331 similar events)
// Phase 1: matrix 2619 rows 306 cols
[2025-06-06 03:10:16] [INFO ] Computed 1 invariants in 32 ms
[2025-06-06 03:10:16] [INFO ] State equation strengthened by 147 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 270/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2619/2925 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2925 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2925 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/2925 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2925/2925 variables, and 454 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3904 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 270/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2619/2925 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2925 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2925 variables, 1/455 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2925 variables, 0/455 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/2925 variables, 0/455 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2925/2925 variables, and 455 constraints, problems are : Problem set: 0 solved, 3 unsolved in 8550 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12522ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 10 ms.
Support contains 36 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 7950/7950 transitions.
Applied a total of 0 rules in 221 ms. Remains 306 /306 variables (removed 0) and now considering 7950/7950 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 225 ms. Remains : 306/306 places, 7950/7950 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 7950/7950 transitions.
Applied a total of 0 rules in 328 ms. Remains 306 /306 variables (removed 0) and now considering 7950/7950 (removed 0) transitions.
[2025-06-06 03:10:29] [INFO ] Flow matrix only has 2619 transitions (discarded 5331 similar events)
[2025-06-06 03:10:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 03:10:29] [INFO ] Implicit Places using invariants in 352 ms returned []
[2025-06-06 03:10:29] [INFO ] Flow matrix only has 2619 transitions (discarded 5331 similar events)
[2025-06-06 03:10:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 03:10:30] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 03:11:02] [INFO ] Performed 123/306 implicitness test of which 0 returned IMPLICIT in 31 seconds.
[2025-06-06 03:11:08] [INFO ] Implicit Places using invariants and state equation in 39200 ms returned []
Implicit Place search using SMT with State Equation took 39580 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 03:11:09] [INFO ] Redundant transitions in 972 ms returned []
Running 7948 sub problems to find dead transitions.
[2025-06-06 03:11:09] [INFO ] Flow matrix only has 2619 transitions (discarded 5331 similar events)
[2025-06-06 03:11:09] [INFO ] Invariant cache hit.
[2025-06-06 03:11:09] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,6 properties remain. new max is 32768
SDD size :4.10919e+07 after 4.76683e+07
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7948 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 306/2925 variables, and 1 constraints, problems are : Problem set: 0 solved, 7948 unsolved in 30134 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7948/7948 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7948 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7948 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 306/2925 variables, and 1 constraints, problems are : Problem set: 0 solved, 7948 unsolved in 30101 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7948 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74732ms problems are : Problem set: 0 solved, 7948 unsolved
Search for dead transitions found 0 dead transitions in 74756ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115670 ms. Remains : 306/306 places, 7950/7950 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2296 edges and 306 vertex of which 9 / 306 are part of one of the 4 SCC in 2 ms
Free SCC test removed 5 places
Drop transitions (Empty/Sink Transition effects.) removed 960 transitions
Ensure Unique test removed 4381 transitions
Reduce isomorphic transitions removed 5341 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 301 transition count 2608
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 300 transition count 2607
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 5 place count 299 transition count 2607
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 5 place count 299 transition count 2603
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 13 place count 295 transition count 2603
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 15 place count 294 transition count 2602
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 16 place count 294 transition count 2601
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 17 place count 294 transition count 2600
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 18 place count 293 transition count 2600
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 19 place count 293 transition count 2600
Applied a total of 19 rules in 303 ms. Remains 293 /306 variables (removed 13) and now considering 2600/7950 (removed 5350) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 2600 rows 293 cols
[2025-06-06 03:12:25] [INFO ] Computed 1 invariants in 14 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-06 03:12:25] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-06 03:12:25] [INFO ] After 78ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-06 03:12:25] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-06 03:12:26] [INFO ] After 1386ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
[2025-06-06 03:12:26] [INFO ] After 1802ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2025-06-06 03:12:27] [INFO ] After 2198ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Over-approximation ignoring read arcs solved 0 properties in 2627 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-06 03:12:27] [INFO ] Flatten gal took : 241 ms
[2025-06-06 03:12:27] [INFO ] Applying decomposition
[2025-06-06 03:12:27] [INFO ] Flatten gal took : 216 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph11775250940375618949.txt' '-o' '/tmp/graph11775250940375618949.bin' '-w' '/tmp/graph11775250940375618949.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11775250940375618949.bin' '-l' '-1' '-v' '-w' '/tmp/graph11775250940375618949.weights' '-q' '0' '-e' '0.001'
[2025-06-06 03:12:28] [INFO ] Decomposing Gal with order
[2025-06-06 03:12:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 03:12:29] [INFO ] Removed a total of 18440 redundant transitions.
[2025-06-06 03:12:29] [INFO ] Flatten gal took : 823 ms
[2025-06-06 03:12:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 973 labels/synchronizations in 348 ms.
[2025-06-06 03:12:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5857159921218150653.gal : 41 ms
[2025-06-06 03:12:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17191210716184710899.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5857159921218150653.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17191210716184710899.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality17191210716184710899.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :5 after 31
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :31 after 113
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :113 after 636
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :636 after 2895
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :2895 after 5832
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :5832 after 10349
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :10349 after 13619
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :13619 after 15171
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :15171 after 17750
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :17750 after 22005
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :22005 after 33912
SDD proceeding with computation,3 properties remain. new max is 16384
SDD size :33912 after 45501
SDD proceeding with computation,3 properties remain. new max is 32768
SDD size :45501 after 50949
SDD proceeding with computation,3 properties remain. new max is 65536
SDD size :50949 after 224617
SDD proceeding with computation,3 properties remain. new max is 131072
SDD size :224617 after 336839
Invariant property Szymanski-PT-b06-ReachabilityFireability-2025-09 does not hold.
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :336839 after 5.42133e+06
Reachability property Szymanski-PT-b06-ReachabilityFireability-2025-02 is true.
FORMULA Szymanski-PT-b06-ReachabilityFireability-2025-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :5.42133e+06 after 2.49573e+07
SDD proceeding with computation,1 properties remain. new max is 262144
SDD size :2.49573e+07 after 1.1062e+08
SDD proceeding with computation,1 properties remain. new max is 524288
SDD size :1.1062e+08 after 1.17384e+08
ITS-tools command line returned an error code 137
[2025-06-06 03:41:15] [INFO ] Flatten gal took : 488 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin7293995900123434770
[2025-06-06 03:41:17] [INFO ] Applying decomposition
[2025-06-06 03:41:17] [INFO ] Flatten gal took : 359 ms
[2025-06-06 03:41:17] [INFO ] Too many transitions (7950) to apply POR reductions. Disabling POR matrices.
[2025-06-06 03:41:19] [INFO ] Built C files in 1763ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7293995900123434770
Running compilation step : cd /tmp/ltsmin7293995900123434770;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph5608595395164992844.txt' '-o' '/tmp/graph5608595395164992844.bin' '-w' '/tmp/graph5608595395164992844.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5608595395164992844.bin' '-l' '-1' '-v' '-w' '/tmp/graph5608595395164992844.weights' '-q' '0' '-e' '0.001'
[2025-06-06 03:41:27] [INFO ] Decomposing Gal with order
[2025-06-06 03:41:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 03:41:32] [INFO ] Removed a total of 18391 redundant transitions.
[2025-06-06 03:41:33] [INFO ] Flatten gal took : 4034 ms
[2025-06-06 03:41:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 1078 labels/synchronizations in 1286 ms.
[2025-06-06 03:41:35] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability1668706445492151529.gal : 179 ms
[2025-06-06 03:41:35] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability13967817571413308052.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability1668706445492151529.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability13967817571413308052.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityFireability13967817571413308052.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1 after 8
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :8 after 8
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :8 after 40
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :40 after 159
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :159 after 2441
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2441 after 15611
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :15611 after 25097
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :25097 after 28654
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :28654 after 29406
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :29406 after 39735
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :39735 after 41348
Compilation finished in 37339 ms.
Running link step : cd /tmp/ltsmin7293995900123434770;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 107 ms.
Running LTSmin : cd /tmp/ltsmin7293995900123434770;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'SzymanskiPTb06ReachabilityFireability202404==true'
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :41348 after 41473
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :41473 after 109587
WARNING : LTSmin timed out (>1200 s) on command cd /tmp/ltsmin7293995900123434770;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'SzymanskiPTb06ReachabilityFireability202404==true'
Retrying LTSmin with larger timeout 28800 s
Running LTSmin : cd /tmp/ltsmin7293995900123434770;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'SzymanskiPTb06ReachabilityFireability202404==true'
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Szymanski-PT-b06"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is Szymanski-PT-b06, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r240-tall-174915589300151"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b06.tgz
mv Szymanski-PT-b06 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "ReachabilityFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;