About the Execution of ITS-Tools for Szymanski-PT-b02
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 329672.00 | 0.00 | 0.00 | 0 0 0 0 1 0 0 2 2 0 0 0 0 0 1 1 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r240-tall-174915589200133.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-b02, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915589200133
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.1M
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K 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 3.6K 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 positive values
NUM_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Szymanski-PT-b02-UpperBounds-00
FORMULA_NAME Szymanski-PT-b02-UpperBounds-01
FORMULA_NAME Szymanski-PT-b02-UpperBounds-02
FORMULA_NAME Szymanski-PT-b02-UpperBounds-03
FORMULA_NAME Szymanski-PT-b02-UpperBounds-04
FORMULA_NAME Szymanski-PT-b02-UpperBounds-05
FORMULA_NAME Szymanski-PT-b02-UpperBounds-06
FORMULA_NAME Szymanski-PT-b02-UpperBounds-07
FORMULA_NAME Szymanski-PT-b02-UpperBounds-08
FORMULA_NAME Szymanski-PT-b02-UpperBounds-09
FORMULA_NAME Szymanski-PT-b02-UpperBounds-10
FORMULA_NAME Szymanski-PT-b02-UpperBounds-11
FORMULA_NAME Szymanski-PT-b02-UpperBounds-12
FORMULA_NAME Szymanski-PT-b02-UpperBounds-13
FORMULA_NAME Szymanski-PT-b02-UpperBounds-14
FORMULA_NAME Szymanski-PT-b02-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1749174163398
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-b02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-06 01:42:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-06 01:42:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 01:42:45] [INFO ] Load time of PNML (sax parser for PT used): 323 ms
[2025-06-06 01:42:45] [INFO ] Transformed 568 places.
[2025-06-06 01:42:45] [INFO ] Transformed 8320 transitions.
[2025-06-06 01:42:45] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 491 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Deduced a syphon composed of 260 places in 20 ms
Reduce places removed 260 places and 256 transitions.
FORMULA Szymanski-PT-b02-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b02-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b02-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b02-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b02-UpperBounds-05 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b02-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b02-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b02-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b02-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b02-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b02-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf]
[2025-06-06 01:42:45] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 308 cols
[2025-06-06 01:42:45] [INFO ] Computed 3 invariants in 64 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 5, 2, 1, 1]
RANDOM walk for 10000 steps (3 resets) in 116 ms. (85 steps per ms)
FORMULA Szymanski-PT-b02-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b02-UpperBounds-08 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b02-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 30002 steps (6 resets) in 137 ms. (217 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 0] Max Struct:[5, 1]
[2025-06-06 01:42:45] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2025-06-06 01:42:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 01:42:45] [INFO ] [Real]Absence check using 2 positive place invariants in 12 ms returned sat
[2025-06-06 01:42:45] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-06 01:42:46] [INFO ] [Real]Absence check using state equation in 508 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 01:42:46] [INFO ] [Real]Absence check using 2 positive place invariants in 6 ms returned sat
[2025-06-06 01:42:46] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-06 01:42:47] [INFO ] [Real]Absence check using state equation in 520 ms returned sat
[2025-06-06 01:42:47] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:42:47] [INFO ] [Real]Added 147 Read/Feed constraints in 491 ms returned sat
[2025-06-06 01:42:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-06 01:42:47] [INFO ] [Nat]Absence check using 2 positive place invariants in 6 ms returned sat
[2025-06-06 01:42:47] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-06 01:42:48] [INFO ] [Nat]Absence check using state equation in 526 ms returned sat
[2025-06-06 01:42:48] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-06 01:42:49] [INFO ] [Nat]Added 147 Read/Feed constraints in 1114 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 0] Max Struct:[2, 1]
FORMULA Szymanski-PT-b02-UpperBounds-07 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 308 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p195) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 308/308 places, 8063/8063 transitions.
Graph (complete) has 9192 edges and 308 vertex of which 306 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.15 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 129 place count 306 transition count 7935
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 130 place count 305 transition count 7807
Iterating global reduction 1 with 1 rules applied. Total rules applied 131 place count 305 transition count 7807
Applied a total of 131 rules in 457 ms. Remains 305 /308 variables (removed 3) and now considering 7807/8063 (removed 256) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 467 ms. Remains : 305/308 places, 7807/8063 transitions.
[2025-06-06 01:42:49] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
// Phase 1: matrix 2603 rows 305 cols
[2025-06-06 01:42:49] [INFO ] Computed 3 invariants in 28 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (2 resets) in 3519 ms. (284 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1295 ms. (771 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-06 01:42:54] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2025-06-06 01:42:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-06 01:42:54] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2025-06-06 01:42:55] [INFO ] [Real]Absence check using state equation in 444 ms returned sat
[2025-06-06 01:42:55] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:42:55] [INFO ] [Real]Added 147 Read/Feed constraints in 77 ms returned sat
[2025-06-06 01:42:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-06 01:42:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-06 01:42:56] [INFO ] [Nat]Absence check using state equation in 430 ms returned sat
[2025-06-06 01:43:00] [INFO ] [Nat]Added 147 Read/Feed constraints in 4051 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:43:00] [INFO ] Deduced a trap composed of 37 places in 685 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:43:01] [INFO ] Deduced a trap composed of 129 places in 708 ms of which 84 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:43:02] [INFO ] Deduced a trap composed of 137 places in 400 ms of which 9 ms to minimize.
[2025-06-06 01:43:02] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 2061 ms
[2025-06-06 01:43:03] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2592 transitions) in 911 ms.
[2025-06-06 01:43:03] [INFO ] Added : 0 causal constraints over 0 iterations in 1107 ms. Result :sat
Minimization took 4912 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7807/7807 transitions.
Applied a total of 0 rules in 209 ms. Remains 305 /305 variables (removed 0) and now considering 7807/7807 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 209 ms. Remains : 305/305 places, 7807/7807 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7807/7807 transitions.
Applied a total of 0 rules in 288 ms. Remains 305 /305 variables (removed 0) and now considering 7807/7807 (removed 0) transitions.
[2025-06-06 01:43:08] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2025-06-06 01:43:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:43:10] [INFO ] Implicit Places using invariants in 1653 ms returned []
[2025-06-06 01:43:10] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2025-06-06 01:43:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:43:10] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:43:41] [INFO ] Performed 277/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 01:44:08] [INFO ] Implicit Places using invariants and state equation in 58419 ms returned []
Implicit Place search using SMT with State Equation took 60074 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:44:09] [INFO ] Redundant transitions in 889 ms returned []
Running 7805 sub problems to find dead transitions.
[2025-06-06 01:44:09] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2025-06-06 01:44:09] [INFO ] Invariant cache hit.
[2025-06-06 01:44:09] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/304 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 304/2908 variables, and 2 constraints, problems are : Problem set: 0 solved, 7805 unsolved in 30160 ms.
Refiners :[Positive P Invariants (semi-flows): 2/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7805/7805 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7805 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/304 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:00] [INFO ] Deduced a trap composed of 81 places in 591 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:00] [INFO ] Deduced a trap composed of 89 places in 488 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:01] [INFO ] Deduced a trap composed of 91 places in 504 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:02] [INFO ] Deduced a trap composed of 91 places in 497 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:02] [INFO ] Deduced a trap composed of 92 places in 517 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:03] [INFO ] Deduced a trap composed of 87 places in 513 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:05] [INFO ] Deduced a trap composed of 42 places in 479 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:05] [INFO ] Deduced a trap composed of 47 places in 500 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:06] [INFO ] Deduced a trap composed of 31 places in 480 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:08] [INFO ] Deduced a trap composed of 93 places in 558 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:08] [INFO ] Deduced a trap composed of 38 places in 583 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:09] [INFO ] Deduced a trap composed of 47 places in 570 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:10] [INFO ] Deduced a trap composed of 92 places in 571 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:11] [INFO ] Deduced a trap composed of 116 places in 562 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:12] [INFO ] Deduced a trap composed of 91 places in 552 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:13] [INFO ] Deduced a trap composed of 124 places in 485 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:14] [INFO ] Deduced a trap composed of 97 places in 637 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:15] [INFO ] Deduced a trap composed of 109 places in 577 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:15] [INFO ] Deduced a trap composed of 108 places in 546 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:16] [INFO ] Deduced a trap composed of 36 places in 398 ms of which 18 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/304 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 304/2908 variables, and 22 constraints, problems are : Problem set: 0 solved, 7805 unsolved in 30108 ms.
Refiners :[Positive P Invariants (semi-flows): 2/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7805 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 72830ms problems are : Problem set: 0 solved, 7805 unsolved
Search for dead transitions found 0 dead transitions in 72876ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 134184 ms. Remains : 305/305 places, 7807/7807 transitions.
RANDOM walk for 40002 steps (8 resets) in 671 ms. (59 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 263 ms. (151 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 228 ms. (174 steps per ms) remains 2/2 properties
[2025-06-06 01:45:23] [INFO ] Flatten gal took : 453 ms
[2025-06-06 01:45:23] [INFO ] Flatten gal took : 246 ms
[2025-06-06 01:45:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3675639137911703859.gal : 100 ms
[2025-06-06 01:45:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12796605135242543081.prop : 0 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/ReachabilityCardinality3675639137911703859.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12796605135242543081.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 ...329
Loading property file /tmp/ReachabilityCardinality12796605135242543081.prop.
Interrupted probabilistic random walk after 129997 steps, run timeout after 3001 ms. (steps per millisecond=43 ) properties seen :0 out of 2
Probabilistic random walk after 129997 steps, saw 45460 distinct states, run finished after 3005 ms. (steps per millisecond=43 ) properties seen :0
[2025-06-06 01:45:25] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2025-06-06 01:45:25] [INFO ] Invariant cache hit.
[2025-06-06 01:45:25] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 255/256 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 30/286 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:26] [INFO ] Deduced a trap composed of 36 places in 479 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 55
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :55 after 196
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :196 after 383
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :383 after 812
[2025-06-06 01:45:27] [INFO ] Deduced a trap composed of 36 places in 554 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :812 after 1301
[2025-06-06 01:45:27] [INFO ] Deduced a trap composed of 47 places in 497 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:28] [INFO ] Deduced a trap composed of 48 places in 485 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:28] [INFO ] Deduced a trap composed of 50 places in 490 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:29] [INFO ] Deduced a trap composed of 75 places in 491 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1301 after 2816
[2025-06-06 01:45:29] [INFO ] Deduced a trap composed of 129 places in 506 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:30] [INFO ] Deduced a trap composed of 129 places in 505 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2816 after 6769
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6769 after 9737
[2025-06-06 01:45:30] [INFO ] Deduced a trap composed of 45 places in 420 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:31] [INFO ] Deduced a trap composed of 50 places in 388 ms of which 21 ms to minimize.
SMT process timed out in 5115ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7807/7807 transitions.
Applied a total of 0 rules in 206 ms. Remains 305 /305 variables (removed 0) and now considering 7807/7807 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 208 ms. Remains : 305/305 places, 7807/7807 transitions.
RANDOM walk for 40003 steps (8 resets) in 645 ms. (61 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 230 ms. (173 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 214 ms. (186 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :9737 after 22089
Interrupted probabilistic random walk after 142251 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 2
Probabilistic random walk after 142251 steps, saw 48955 distinct states, run finished after 3001 ms. (steps per millisecond=47 ) properties seen :0
[2025-06-06 01:45:34] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2025-06-06 01:45:34] [INFO ] Invariant cache hit.
[2025-06-06 01:45:34] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 255/256 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 30/286 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:35] [INFO ] Deduced a trap composed of 36 places in 526 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:35] [INFO ] Deduced a trap composed of 36 places in 590 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:36] [INFO ] Deduced a trap composed of 47 places in 561 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:36] [INFO ] Deduced a trap composed of 48 places in 502 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:37] [INFO ] Deduced a trap composed of 50 places in 551 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:38] [INFO ] Deduced a trap composed of 75 places in 511 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:38] [INFO ] Deduced a trap composed of 129 places in 543 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:39] [INFO ] Deduced a trap composed of 129 places in 533 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:39] [INFO ] Deduced a trap composed of 45 places in 414 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:40] [INFO ] Deduced a trap composed of 50 places in 390 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:40] [INFO ] Deduced a trap composed of 78 places in 328 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:45:40] [INFO ] Deduced a trap composed of 137 places in 245 ms of which 6 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 19/305 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/305 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2603/2908 variables, 305/320 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2908 variables, 147/467 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2908 variables, 0/467 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/2908 variables, 0/467 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2908/2908 variables, and 467 constraints, problems are : Problem set: 0 solved, 2 unsolved in 7595 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 255/256 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 30/286 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 12/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 19/305 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/305 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2603/2908 variables, 305/320 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2908 variables, 147/467 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2908 variables, 2/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2908 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/2908 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2908/2908 variables, and 469 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4748 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 12370ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 93 ms.
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7807/7807 transitions.
Applied a total of 0 rules in 175 ms. Remains 305 /305 variables (removed 0) and now considering 7807/7807 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 175 ms. Remains : 305/305 places, 7807/7807 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7807/7807 transitions.
Applied a total of 0 rules in 175 ms. Remains 305 /305 variables (removed 0) and now considering 7807/7807 (removed 0) transitions.
[2025-06-06 01:45:47] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2025-06-06 01:45:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:45:48] [INFO ] Implicit Places using invariants in 1530 ms returned []
[2025-06-06 01:45:48] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2025-06-06 01:45:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:45:49] [INFO ] State equation strengthened by 147 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :22089 after 46439
Detected timeout of ITS tools.
[2025-06-06 01:46:14] [INFO ] Flatten gal took : 201 ms
[2025-06-06 01:46:14] [INFO ] Applying decomposition
[2025-06-06 01:46:14] [INFO ] Flatten gal took : 198 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/graph13317507313872537198.txt' '-o' '/tmp/graph13317507313872537198.bin' '-w' '/tmp/graph13317507313872537198.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph13317507313872537198.bin' '-l' '-1' '-v' '-w' '/tmp/graph13317507313872537198.weights' '-q' '0' '-e' '0.001'
[2025-06-06 01:46:14] [INFO ] Decomposing Gal with order
[2025-06-06 01:46:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 01:46:15] [INFO ] Removed a total of 18107 redundant transitions.
[2025-06-06 01:46:15] [INFO ] Flatten gal took : 759 ms
[2025-06-06 01:46:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 1138 labels/synchronizations in 290 ms.
[2025-06-06 01:46:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11415599340918502544.gal : 32 ms
[2025-06-06 01:46:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17236518164452650938.prop : 0 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/ReachabilityCardinality11415599340918502544.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17236518164452650938.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 ...309
Loading property file /tmp/ReachabilityCardinality17236518164452650938.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 7
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :7 after 29
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :29 after 203
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :203 after 349
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :349 after 405
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :405 after 405
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :405 after 405
[2025-06-06 01:46:19] [INFO ] Performed 277/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :405 after 4104
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 4097 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,67575,14.822,402664,2663,1824,395449,261099,8062,1.08787e+06,425,2.59606e+06,0
Total reachable state count : 67575
Verifying 2 reachability properties.
Reachability property MAX0 is true.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,1,14.8732,402664,52,52,395449,261099,8065,1.08787e+06,428,2.59606e+06,0
Invariant property MIN0 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,14.8743,402664,52,52,395449,261099,8071,1.08787e+06,430,2.59606e+06,0
[2025-06-06 01:46:50] [INFO ] Performed 297/305 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2025-06-06 01:46:59] [INFO ] Implicit Places using invariants and state equation in 70264 ms returned []
Implicit Place search using SMT with State Equation took 71800 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:47:00] [INFO ] Redundant transitions in 815 ms returned []
Running 7805 sub problems to find dead transitions.
[2025-06-06 01:47:00] [INFO ] Flow matrix only has 2603 transitions (discarded 5204 similar events)
[2025-06-06 01:47:00] [INFO ] Invariant cache hit.
[2025-06-06 01:47:00] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/304 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 304/2908 variables, and 2 constraints, problems are : Problem set: 0 solved, 7805 unsolved in 30097 ms.
Refiners :[Positive P Invariants (semi-flows): 2/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7805/7805 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7805 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/304 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:47:50] [INFO ] Deduced a trap composed of 81 places in 601 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:47:51] [INFO ] Deduced a trap composed of 89 places in 540 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:47:51] [INFO ] Deduced a trap composed of 91 places in 520 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:47:52] [INFO ] Deduced a trap composed of 91 places in 515 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:47:53] [INFO ] Deduced a trap composed of 92 places in 457 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:47:53] [INFO ] Deduced a trap composed of 87 places in 415 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:47:55] [INFO ] Deduced a trap composed of 42 places in 552 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:47:55] [INFO ] Deduced a trap composed of 47 places in 547 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:47:57] [INFO ] Deduced a trap composed of 31 places in 439 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:47:58] [INFO ] Deduced a trap composed of 93 places in 539 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:47:59] [INFO ] Deduced a trap composed of 38 places in 618 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:47:59] [INFO ] Deduced a trap composed of 47 places in 612 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:48:00] [INFO ] Deduced a trap composed of 92 places in 561 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:48:01] [INFO ] Deduced a trap composed of 116 places in 627 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:48:02] [INFO ] Deduced a trap composed of 91 places in 573 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:48:03] [INFO ] Deduced a trap composed of 124 places in 500 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:48:04] [INFO ] Deduced a trap composed of 97 places in 594 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:48:05] [INFO ] Deduced a trap composed of 109 places in 599 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:48:05] [INFO ] Deduced a trap composed of 108 places in 545 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:48:06] [INFO ] Deduced a trap composed of 36 places in 396 ms of which 17 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/304 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 7805 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 304/2908 variables, and 22 constraints, problems are : Problem set: 0 solved, 7805 unsolved in 30101 ms.
Refiners :[Positive P Invariants (semi-flows): 2/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7805 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 72895ms problems are : Problem set: 0 solved, 7805 unsolved
Search for dead transitions found 0 dead transitions in 72919ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 145751 ms. Remains : 305/305 places, 7807/7807 transitions.
FORMULA Szymanski-PT-b02-UpperBounds-15 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 328258 ms.
BK_STOP 1749174493070
--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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 UpperBounds -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-b02"
export BK_EXAMINATION="UpperBounds"
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-b02, examination is UpperBounds"
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-174915589200133"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b02.tgz
mv Szymanski-PT-b02 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;