About the Execution of ITS-Tools for DNAwalker-PT-14ringLRLarge
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 260365.00 | 0.00 | 0.00 | 2 2 2 2 2 1 1 1 2 2 2 2 2 2 2 1 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067400437.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 DNAwalker-PT-14ringLRLarge, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067400437
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 564K
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K 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 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 104K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 14 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 135K May 29 14:32 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 DNAwalker-PT-14ringLRLarge-UpperBounds-00
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-01
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-02
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-03
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-04
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-05
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-06
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-07
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-08
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-09
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-10
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-11
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-12
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-13
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-14
FORMULA_NAME DNAwalker-PT-14ringLRLarge-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748719370733
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DNAwalker-PT-14ringLRLarge
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-05-31 19:22:51] [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]
[2025-05-31 19:22:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 19:22:52] [INFO ] Load time of PNML (sax parser for PT used): 78 ms
[2025-05-31 19:22:52] [INFO ] Transformed 33 places.
[2025-05-31 19:22:52] [INFO ] Transformed 312 transitions.
[2025-05-31 19:22:52] [INFO ] Parsed PT model containing 33 places and 312 transitions and 916 arcs in 194 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Current structural bounds on expressions (Initially) : Max Seen:[1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-05-31 19:22:52] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
// Phase 1: matrix 311 rows 33 cols
[2025-05-31 19:22:52] [INFO ] Computed 0 invariants in 12 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 10000 steps (771 resets) in 63 ms. (156 steps per ms)
BEST_FIRST walk for 160013 steps (965 resets) in 191 ms. (833 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-05-31 19:22:52] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:22:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:52] [INFO ] [Real]Absence check using state equation in 112 ms returned sat
[2025-05-31 19:22:52] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:53] [INFO ] [Nat]Absence check using state equation in 586 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:53] [INFO ] [Real]Absence check using state equation in 70 ms returned sat
[2025-05-31 19:22:53] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:54] [INFO ] [Nat]Absence check using state equation in 543 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:54] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2025-05-31 19:22:54] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:54] [INFO ] [Nat]Absence check using state equation in 548 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:54] [INFO ] [Real]Absence check using state equation in 89 ms returned sat
[2025-05-31 19:22:54] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:55] [INFO ] [Nat]Absence check using state equation in 544 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:55] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2025-05-31 19:22:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:56] [INFO ] [Nat]Absence check using state equation in 544 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:56] [INFO ] [Real]Absence check using state equation in 30 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:56] [INFO ] [Real]Absence check using state equation in 38 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:56] [INFO ] [Real]Absence check using state equation in 32 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:56] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2025-05-31 19:22:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:56] [INFO ] [Nat]Absence check using state equation in 540 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:57] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2025-05-31 19:22:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:57] [INFO ] [Nat]Absence check using state equation in 544 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:57] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2025-05-31 19:22:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:58] [INFO ] [Nat]Absence check using state equation in 541 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:58] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2025-05-31 19:22:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:58] [INFO ] [Nat]Absence check using state equation in 541 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:58] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2025-05-31 19:22:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:59] [INFO ] [Nat]Absence check using state equation in 541 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:22:59] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2025-05-31 19:22:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:23:00] [INFO ] [Nat]Absence check using state equation in 545 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:23:00] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2025-05-31 19:23:00] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:23:00] [INFO ] [Nat]Absence check using state equation in 540 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 19:23:00] [INFO ] [Real]Absence check using state equation in 35 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, 1, 1, 1, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 1]
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 12 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 304
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 11 place count 30 transition count 301
Applied a total of 11 rules in 37 ms. Remains 30 /33 variables (removed 3) and now considering 301/312 (removed 11) transitions.
Running 277 sub problems to find dead transitions.
// Phase 1: matrix 301 rows 30 cols
[2025-05-31 19:23:00] [INFO ] Computed 0 invariants in 3 ms
[2025-05-31 19:23:00] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (OVERLAPS) 301/328 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/328 variables, 39/66 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/328 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (OVERLAPS) 3/331 variables, 3/69 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/331 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (OVERLAPS) 0/331 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 331/331 variables, and 69 constraints, problems are : Problem set: 0 solved, 277 unsolved in 11476 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 277 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (OVERLAPS) 301/328 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/328 variables, 39/66 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/328 variables, 277/343 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/328 variables, 0/343 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (OVERLAPS) 3/331 variables, 3/346 constraints. Problems are: Problem set: 0 solved, 277 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/331 variables, and 346 constraints, problems are : Problem set: 0 solved, 277 unsolved in 20024 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 31773ms problems are : Problem set: 0 solved, 277 unsolved
Search for dead transitions found 0 dead transitions in 31781ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31833 ms. Remains : 30/33 places, 301/312 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 19:23:32] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (93723 resets) in 3056 ms. (327 steps per ms)
BEST_FIRST walk for 12000010 steps (114611 resets) in 7831 ms. (1532 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-05-31 19:23:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:23:43] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2025-05-31 19:23:43] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:23:48] [INFO ] [Nat]Absence check using state equation in 4570 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:23:48] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2025-05-31 19:23:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:23:53] [INFO ] [Nat]Absence check using state equation in 4541 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:23:53] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2025-05-31 19:23:53] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:23:57] [INFO ] [Nat]Absence check using state equation in 4542 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:23:57] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2025-05-31 19:23:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:02] [INFO ] [Nat]Absence check using state equation in 4540 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:02] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2025-05-31 19:24:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:06] [INFO ] [Nat]Absence check using state equation in 4539 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:07] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2025-05-31 19:24:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:11] [INFO ] [Nat]Absence check using state equation in 4540 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:11] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2025-05-31 19:24:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:16] [INFO ] [Nat]Absence check using state equation in 4539 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:16] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2025-05-31 19:24:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:20] [INFO ] [Nat]Absence check using state equation in 4543 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:20] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2025-05-31 19:24:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:25] [INFO ] [Nat]Absence check using state equation in 4556 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:25] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2025-05-31 19:24:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:30] [INFO ] [Nat]Absence check using state equation in 4534 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:30] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2025-05-31 19:24:30] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:34] [INFO ] [Nat]Absence check using state equation in 4536 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:34] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2025-05-31 19:24:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:39] [INFO ] [Nat]Absence check using state equation in 4535 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 12 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 301/301 transitions.
Applied a total of 0 rules in 13 ms. Remains 30 /30 variables (removed 0) and now considering 301/301 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 30/30 places, 301/301 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 301/301 transitions.
Applied a total of 0 rules in 7 ms. Remains 30 /30 variables (removed 0) and now considering 301/301 (removed 0) transitions.
[2025-05-31 19:24:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:24:39] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-05-31 19:24:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:24:39] [INFO ] State equation strengthened by 39 read => feed constraints.
[2025-05-31 19:24:40] [INFO ] Implicit Places using invariants and state equation in 723 ms returned [23]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Implicit Place search using SMT with State Equation took 769 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 29/30 places, 294/301 transitions.
Applied a total of 0 rules in 9 ms. Remains 29 /29 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 786 ms. Remains : 29/30 places, 294/301 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 294 rows 29 cols
[2025-05-31 19:24:40] [INFO ] Computed 0 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (81355 resets) in 3022 ms. (330 steps per ms)
BEST_FIRST walk for 12000010 steps (111506 resets) in 7736 ms. (1550 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-05-31 19:24:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:51] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2025-05-31 19:24:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:55] [INFO ] [Nat]Absence check using state equation in 4535 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:24:55] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2025-05-31 19:24:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:00] [INFO ] [Nat]Absence check using state equation in 4531 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:00] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2025-05-31 19:25:00] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:05] [INFO ] [Nat]Absence check using state equation in 4535 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:05] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2025-05-31 19:25:05] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:09] [INFO ] [Nat]Absence check using state equation in 4532 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:09] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2025-05-31 19:25:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:14] [INFO ] [Nat]Absence check using state equation in 4537 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:14] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2025-05-31 19:25:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:18] [INFO ] [Nat]Absence check using state equation in 4555 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:19] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2025-05-31 19:25:19] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:23] [INFO ] [Nat]Absence check using state equation in 4534 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:23] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2025-05-31 19:25:23] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:28] [INFO ] [Nat]Absence check using state equation in 4546 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:28] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2025-05-31 19:25:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:32] [INFO ] [Nat]Absence check using state equation in 4557 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:33] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2025-05-31 19:25:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:37] [INFO ] [Nat]Absence check using state equation in 4541 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:37] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2025-05-31 19:25:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:42] [INFO ] [Nat]Absence check using state equation in 4541 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:42] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2025-05-31 19:25:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 19:25:46] [INFO ] [Nat]Absence check using state equation in 4532 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 12 out of 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 294/294 transitions.
Applied a total of 0 rules in 14 ms. Remains 29 /29 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 29/29 places, 294/294 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 294/294 transitions.
Applied a total of 0 rules in 5 ms. Remains 29 /29 variables (removed 0) and now considering 294/294 (removed 0) transitions.
[2025-05-31 19:25:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:25:46] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-05-31 19:25:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:25:46] [INFO ] State equation strengthened by 39 read => feed constraints.
[2025-05-31 19:25:47] [INFO ] Implicit Places using invariants and state equation in 407 ms returned []
Implicit Place search using SMT with State Equation took 456 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 19:25:47] [INFO ] Redundant transitions in 16 ms returned []
Running 271 sub problems to find dead transitions.
[2025-05-31 19:25:47] [INFO ] Invariant cache hit.
[2025-05-31 19:25:47] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 1 (OVERLAPS) 294/320 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/320 variables, 39/65 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/320 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 4 (OVERLAPS) 3/323 variables, 3/68 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/323 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 6 (OVERLAPS) 0/323 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 271 unsolved
No progress, stopping.
After SMT solving in domain Real declared 323/323 variables, and 68 constraints, problems are : Problem set: 0 solved, 271 unsolved in 11218 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 271/271 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 271 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 1 (OVERLAPS) 294/320 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/320 variables, 39/65 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/320 variables, 271/336 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/320 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 5 (OVERLAPS) 3/323 variables, 3/339 constraints. Problems are: Problem set: 0 solved, 271 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 323/323 variables, and 339 constraints, problems are : Problem set: 0 solved, 271 unsolved in 30024 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 271/271 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41443ms problems are : Problem set: 0 solved, 271 unsolved
Search for dead transitions found 0 dead transitions in 41444ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41936 ms. Remains : 29/29 places, 294/294 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (3264 resets) in 1298 ms. (30 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (296 resets) in 225 ms. (177 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (304 resets) in 185 ms. (215 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (319 resets) in 234 ms. (170 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (1212 resets) in 127 ms. (312 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (247 resets) in 162 ms. (245 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (311 resets) in 229 ms. (173 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (324 resets) in 96 ms. (412 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (269 resets) in 67 ms. (588 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (292 resets) in 122 ms. (325 steps per ms) remains 12/12 properties
[2025-05-31 19:26:30] [INFO ] Flatten gal took : 161 ms
BEST_FIRST walk for 40004 steps (309 resets) in 142 ms. (279 steps per ms) remains 12/12 properties
[2025-05-31 19:26:30] [INFO ] Flatten gal took : 60 ms
BEST_FIRST walk for 40003 steps (286 resets) in 131 ms. (303 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (268 resets) in 92 ms. (430 steps per ms) remains 12/12 properties
[2025-05-31 19:26:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18172551281483573777.gal : 36 ms
[2025-05-31 19:26:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12478748287391730310.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18172551281483573777.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12478748287391730310.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 ...330
Loading property file /tmp/ReachabilityCardinality12478748287391730310.prop.
SDD proceeding with computation,12 properties remain. new max is 4
SDD size :1 after 16
SDD proceeding with computation,12 properties remain. new max is 8
SDD size :16 after 54
SDD proceeding with computation,12 properties remain. new max is 16
SDD size :54 after 488
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :488 after 760
SDD proceeding with computation,12 properties remain. new max is 64
SDD size :760 after 2672
SDD proceeding with computation,12 properties remain. new max is 128
SDD size :2672 after 5205
SDD proceeding with computation,12 properties remain. new max is 256
SDD size :5205 after 27082
SDD proceeding with computation,12 properties remain. new max is 512
SDD size :27082 after 195564
SDD proceeding with computation,12 properties remain. new max is 1024
SDD size :195564 after 436981
SDD proceeding with computation,12 properties remain. new max is 2048
SDD size :436981 after 906944
SDD proceeding with computation,12 properties remain. new max is 4096
SDD size :906944 after 1.92746e+06
SDD proceeding with computation,12 properties remain. new max is 8192
SDD size :1.92746e+06 after 8.08492e+06
SDD proceeding with computation,12 properties remain. new max is 16384
SDD size :8.08492e+06 after 3.18255e+07
Interrupted probabilistic random walk after 477427 steps, run timeout after 3001 ms. (steps per millisecond=159 ) properties seen :0 out of 12
Probabilistic random walk after 477427 steps, saw 104351 distinct states, run finished after 3013 ms. (steps per millisecond=158 ) properties seen :0
[2025-05-31 19:26:33] [INFO ] Invariant cache hit.
[2025-05-31 19:26:33] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,12 properties remain. new max is 32768
SDD size :3.18255e+07 after 7.85103e+07
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 206/218 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/218 variables, 39/51 constraints. Problems are: Problem set: 0 solved, 12 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/218 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 105/323 variables, 17/68 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/323 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 0/323 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 323/323 variables, and 68 constraints, problems are : Problem set: 0 solved, 12 unsolved in 1956 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 206/218 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/218 variables, 39/51 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/218 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 12 unsolved
SDD proceeding with computation,12 properties remain. new max is 65536
SDD size :3.72282e+08 after 4.3042e+08
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 323/323 variables, and 69 constraints, problems are : Problem set: 0 solved, 12 unsolved in 5020 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 1/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6987ms problems are : Problem set: 0 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 12 out of 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 294/294 transitions.
Applied a total of 0 rules in 9 ms. Remains 29 /29 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Running 271 sub problems to find dead transitions.
[2025-05-31 19:26:40] [INFO ] Invariant cache hit.
[2025-05-31 19:26:40] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 1 (OVERLAPS) 294/320 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/320 variables, 39/65 constraints. Problems are: Problem set: 0 solved, 271 unsolved
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,5.9718e+08,13.2752,304192,2,18792,21,1.04236e+06,18,0,464,1.58314e+06,0
Total reachable state count : 597180458
Verifying 12 reachability properties.
Invariant property MIN0 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
MIN0,0,13.2816,304192,1,0,21,1.04236e+06,18,0,465,1.58314e+06,0
Invariant property MIN1 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
MIN1,0,13.2827,304192,1,0,21,1.04236e+06,18,0,465,1.58314e+06,0
Invariant property MIN2 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
MIN2,0,13.2829,304192,1,0,21,1.04236e+06,18,0,465,1.58314e+06,0
Invariant property MIN3 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
MIN3,0,13.2882,304192,1,0,21,1.04236e+06,18,0,465,1.58314e+06,0
Invariant property MIN4 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
MIN4,0,13.293,304192,1,0,21,1.04236e+06,18,0,465,1.58314e+06,0
Invariant property MIN5 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
MIN5,0,13.2933,304192,1,0,21,1.04236e+06,18,0,465,1.58314e+06,0
Invariant property MIN6 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
MIN6,0,13.3002,304192,1,0,21,1.04236e+06,18,0,465,1.58314e+06,0
Invariant property MIN7 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
MIN7,0,13.3005,304192,1,0,21,1.04236e+06,18,0,465,1.58314e+06,0
Invariant property MIN8 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
MIN8,0,13.3006,304192,1,0,21,1.04236e+06,18,0,465,1.58314e+06,0
Invariant property MIN9 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
MIN9,0,13.3049,304192,1,0,21,1.04236e+06,18,0,465,1.58314e+06,0
Invariant property MIN10 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
MIN10,0,13.3058,304192,1,0,21,1.04236e+06,18,0,465,1.58314e+06,0
Invariant property MIN11 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
MIN11,0,13.3092,304192,1,0,21,1.04236e+06,18,0,465,1.58314e+06,0
At refinement iteration 3 (INCLUDED_ONLY) 0/320 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 4 (OVERLAPS) 3/323 variables, 3/68 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/323 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 6 (OVERLAPS) 0/323 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 271 unsolved
No progress, stopping.
After SMT solving in domain Real declared 323/323 variables, and 68 constraints, problems are : Problem set: 0 solved, 271 unsolved in 10651 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 271/271 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 271 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 1 (OVERLAPS) 294/320 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/320 variables, 39/65 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/320 variables, 271/336 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/320 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 271 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 323/323 variables, and 339 constraints, problems are : Problem set: 0 solved, 271 unsolved in 20018 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 39/39 constraints, PredecessorRefiner: 271/271 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30810ms problems are : Problem set: 0 solved, 271 unsolved
Search for dead transitions found 0 dead transitions in 30811ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30848 ms. Remains : 29/29 places, 294/294 transitions.
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-14 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-13 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-12 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-11 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-10 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-09 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-08 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-04 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-03 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-02 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-01 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-14ringLRLarge-UpperBounds-00 2 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 12 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 259099 ms.
BK_STOP 1748719631098
--------------------
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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
++ perl -pe 's/.*\.//g'
+ 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="DNAwalker-PT-14ringLRLarge"
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 DNAwalker-PT-14ringLRLarge, 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 r072-tall-174860067400437"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-14ringLRLarge.tgz
mv DNAwalker-PT-14ringLRLarge 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 ;