About the Execution of ITS-Tools for EisenbergMcGuire-PT-09
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 11418.504 | 1800000.00 | 3072542.00 | 4004.40 | [undef] | Time out reached |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r120-smll-177955742400178.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is EisenbergMcGuire-PT-09, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r120-smll-177955742400178
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.7M
-rw-r--r-- 1 mcc users 7.0K Mar 7 05:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Mar 7 05:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Mar 7 05:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 7 05:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 15 09:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 09:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Mar 15 09:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K Mar 7 05:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 7 05:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Mar 7 05:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 96K Mar 7 05:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 09:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 2.3M Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
FORMULA_NAME StableMarking
=== Now, execution of the tool begins
BK_START 1779582053273
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=EisenbergMcGuire-PT-09
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-24 00:20:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-24 00:20:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 00:20:55] [INFO ] Load time of PNML (sax parser for PT used): 389 ms
[2026-05-24 00:20:55] [INFO ] Transformed 891 places.
[2026-05-24 00:20:55] [INFO ] Transformed 3888 transitions.
[2026-05-24 00:20:55] [INFO ] Found NUPN structural information;
[2026-05-24 00:20:55] [INFO ] Parsed PT model containing 891 places and 3888 transitions and 18792 arcs in 594 ms.
RANDOM walk for 40000 steps (8 resets) in 4467 ms. (8 steps per ms) remains 292/891 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 17 ms. (22 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 17 ms. (22 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 292/292 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 292/292 properties
[2026-05-24 00:20:57] [INFO ] Flow matrix only has 1809 transitions (discarded 2079 similar events)
[2026-05-24 00:20:57] [INFO ] Flatten gal took : 816 ms
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7457115292183009030.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13551142417809585784.kers'
[2026-05-24 00:20:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7457115292183009030.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13551142417809585784.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1809 rows 891 cols 3978 entries
Finished phase 1 with 854 SingleSign rule and 9 generalized
[2026-05-24 00:20:57] [INFO ] Computed 28 invariants in 11 ms
Computed 28 P flows in 20 ms.
Exported basis to /tmp/petrispot-output-13551142417809585784.kers
Total runtime 23 ms.
[2026-05-24 00:20:57] [INFO ] State equation strengthened by 932 read => feed constraints.
[2026-05-24 00:20:58] [INFO ] Flatten gal took : 310 ms
[2026-05-24 00:20:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7042149970675944599.gal : 157 ms
[2026-05-24 00:20:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3102838702424425280.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7042149970675944599.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3102838702424425280.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality3102838702424425280.prop.
SDD proceeding with computation,292 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,292 properties remain. new max is 8
SDD size :4 after 6
SDD proceeding with computation,292 properties remain. new max is 16
SDD size :6 after 8
SDD proceeding with computation,292 properties remain. new max is 32
SDD size :8 after 10
All remaining problems are real, not stopping.
SDD proceeding with computation,292 properties remain. new max is 64
SDD size :10 after 12
At refinement iteration 0 (INCLUDED_ONLY) 0/292 variables, 292/292 constraints. Problems are: Problem set: 0 solved, 292 unsolved
SDD proceeding with computation,292 properties remain. new max is 128
SDD size :12 after 14
SDD proceeding with computation,292 properties remain. new max is 256
SDD size :14 after 67
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 292/2700 variables, and 292 constraints, problems are : Problem set: 0 solved, 292 unsolved in 5070 ms.
Refiners :[Domain max(s): 292/891 constraints, Positive P Invariants (semi-flows): 0/19 constraints, Generalized P Invariants (flows): 0/9 constraints, State Equation: 0/891 constraints, ReadFeed: 0/932 constraints, PredecessorRefiner: 292/292 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 292 unsolved
SDD proceeding with computation,292 properties remain. new max is 512
SDD size :67 after 89
At refinement iteration 0 (INCLUDED_ONLY) 0/292 variables, 292/292 constraints. Problems are: Problem set: 0 solved, 292 unsolved
SDD proceeding with computation,292 properties remain. new max is 1024
SDD size :89 after 213
Invariant property smplace_648 does not hold.
Invariant property smplace_615 does not hold.
SDD proceeding with computation,290 properties remain. new max is 1024
SDD size :213 after 454
SDD proceeding with computation,290 properties remain. new max is 2048
SDD size :454 after 2137
Invariant property smplace_649 does not hold.
At refinement iteration 1 (INCLUDED_ONLY) 0/292 variables, 0/292 constraints. Problems are: Problem set: 3 solved, 289 unsolved
SDD proceeding with computation,289 properties remain. new max is 2048
SDD size :2137 after 4032
At refinement iteration 2 (OVERLAPS) 264/556 variables, 9/301 constraints. Problems are: Problem set: 3 solved, 289 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/556 variables, 264/565 constraints. Problems are: Problem set: 3 solved, 289 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 556/2700 variables, and 565 constraints, problems are : Problem set: 3 solved, 289 unsolved in 5031 ms.
Refiners :[Domain max(s): 556/891 constraints, Positive P Invariants (semi-flows): 9/19 constraints, Generalized P Invariants (flows): 0/9 constraints, State Equation: 0/891 constraints, ReadFeed: 0/932 constraints, PredecessorRefiner: 0/292 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10929ms problems are : Problem set: 3 solved, 289 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 289 out of 891 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 891/891 places, 3888/3888 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 891 transition count 3879
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 882 transition count 3879
Performed 180 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 180 Pre rules applied. Total rules applied 18 place count 882 transition count 3699
Deduced a syphon composed of 180 places in 7 ms
Reduce places removed 180 places and 0 transitions.
Iterating global reduction 2 with 360 rules applied. Total rules applied 378 place count 702 transition count 3699
Discarding 72 places :
Symmetric choice reduction at 2 with 72 rule applications. Total rules 450 place count 630 transition count 3051
Iterating global reduction 2 with 72 rules applied. Total rules applied 522 place count 630 transition count 3051
Performed 65 Post agglomeration using F-continuation condition.Transition count delta: 65
Deduced a syphon composed of 65 places in 35 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 2 with 130 rules applied. Total rules applied 652 place count 565 transition count 2986
Applied a total of 652 rules in 624 ms. Remains 565 /891 variables (removed 326) and now considering 2986/3888 (removed 902) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 635 ms. Remains : 565/891 places, 2986/3888 transitions.
SDD proceeding with computation,289 properties remain. new max is 4096
SDD size :4032 after 7561
Invariant property smplace_624 does not hold.
SDD proceeding with computation,288 properties remain. new max is 4096
SDD size :7561 after 9020
SDD proceeding with computation,288 properties remain. new max is 8192
SDD size :9020 after 44690
SDD proceeding with computation,288 properties remain. new max is 16384
SDD size :44690 after 72041
RANDOM walk for 3980283 steps (8 resets) in 118906 ms. (33 steps per ms) remains 275/289 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 275/275 properties
BEST_FIRST walk for 40004 steps (8 resets) in 177 ms. (224 steps per ms) remains 274/275 properties
BEST_FIRST walk for 40004 steps (8 resets) in 207 ms. (192 steps per ms) remains 274/274 properties
BEST_FIRST walk for 40004 steps (8 resets) in 235 ms. (169 steps per ms) remains 274/274 properties
BEST_FIRST walk for 40004 steps (8 resets) in 218 ms. (182 steps per ms) remains 274/274 properties
BEST_FIRST walk for 40004 steps (8 resets) in 190 ms. (209 steps per ms) remains 274/274 properties
BEST_FIRST walk for 40004 steps (8 resets) in 226 ms. (176 steps per ms) remains 274/274 properties
BEST_FIRST walk for 40004 steps (8 resets) in 233 ms. (170 steps per ms) remains 273/274 properties
BEST_FIRST walk for 40004 steps (8 resets) in 162 ms. (245 steps per ms) remains 273/273 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 273/273 properties
BEST_FIRST walk for 40004 steps (8 resets) in 186 ms. (213 steps per ms) remains 272/273 properties
BEST_FIRST walk for 40004 steps (8 resets) in 171 ms. (232 steps per ms) remains 270/272 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 165 ms. (240 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 193 ms. (206 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 163 ms. (243 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 158 ms. (251 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 165 ms. (240 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 160 ms. (248 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 152 ms. (261 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 148 ms. (268 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 156 ms. (254 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 135 ms. (294 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 159 ms. (250 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 190 ms. (209 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 192 ms. (207 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 202 ms. (197 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 202 ms. (197 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 183 ms. (217 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 209 ms. (190 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 205 ms. (194 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 197 ms. (202 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 179 ms. (222 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 205 ms. (194 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 255 ms. (156 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 216 ms. (184 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 258 ms. (154 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 207 ms. (192 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 155 ms. (256 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 163 ms. (243 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 155 ms. (256 steps per ms) remains 270/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 179 ms. (222 steps per ms) remains 269/270 properties
BEST_FIRST walk for 40004 steps (8 resets) in 217 ms. (183 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 226 ms. (176 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 204 ms. (195 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 176 ms. (226 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 212 ms. (187 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 218 ms. (182 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 208 ms. (191 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 186 ms. (213 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 204 ms. (195 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 209 ms. (190 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 223 ms. (178 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 243 ms. (163 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 185 ms. (215 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 188 ms. (211 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 177 ms. (224 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 209 ms. (190 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 211 ms. (188 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 214 ms. (186 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 195 ms. (204 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 175 ms. (227 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 221 ms. (180 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 211 ms. (188 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 192 ms. (207 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 166 ms. (239 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 170 ms. (233 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 137 ms. (289 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 137 ms. (289 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 156 ms. (254 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 157 ms. (253 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 209 ms. (190 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 198 ms. (201 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 189 ms. (210 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 210 ms. (189 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 185 ms. (215 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 208 ms. (191 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 210 ms. (189 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 179 ms. (222 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 135 ms. (294 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 135 ms. (294 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 183 ms. (217 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 179 ms. (222 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 156 ms. (254 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 132 ms. (300 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 152 ms. (261 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 171 ms. (232 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 186 ms. (213 steps per ms) remains 269/269 properties
BEST_FIRST walk for 40004 steps (8 resets) in 234 ms. (170 steps per ms) remains 269/269 properties
Invariant property smplace_650 does not hold.
Invariant property smplace_613 does not hold.
SDD proceeding with computation,286 properties remain. new max is 16384
SDD size :72041 after 134230
Invariant property smplace_630 does not hold.
Invariant property smplace_622 does not hold.
SDD proceeding with computation,284 properties remain. new max is 16384
SDD size :134230 after 204563
Invariant property smplace_633 does not hold.
SDD proceeding with computation,283 properties remain. new max is 16384
SDD size :204563 after 707795
SDD proceeding with computation,283 properties remain. new max is 32768
SDD size :707795 after 1.21005e+06
Interrupted probabilistic random walk after 5257210 steps, run timeout after 108001 ms. (steps per millisecond=48 ) properties seen :250 out of 269
Probabilistic random walk after 5257210 steps, saw 2206378 distinct states, run finished after 108013 ms. (steps per millisecond=48 ) properties seen :250
[2026-05-24 00:23:33] [INFO ] Flow matrix only has 907 transitions (discarded 2079 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4300210135982762452.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4216862003889803708.kers'
[2026-05-24 00:23:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4300210135982762452.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4216862003889803708.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 907 rows 565 cols 2174 entries
Finished phase 1 with 528 SingleSign rule and 9 generalized
[2026-05-24 00:23:33] [INFO ] Computed 28 invariants in 8 ms
Computed 28 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-4216862003889803708.kers
Total runtime 9 ms.
[2026-05-24 00:23:33] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (OVERLAPS) 375/392 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 16/408 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/408 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 86/494 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/494 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 806/1300 variables, 494/518 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1300 variables, 184/702 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1300 variables, 0/702 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (OVERLAPS) 25/1325 variables, 9/711 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1325 variables, 1/712 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1325 variables, 86/798 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1325 variables, 0/798 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 14 (OVERLAPS) 24/1349 variables, 11/809 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1349 variables, 11/820 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1349 variables, 0/820 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 17 (OVERLAPS) 38/1387 variables, 1/821 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1387 variables, 0/821 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 19 (OVERLAPS) 2/1389 variables, 1/822 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1389 variables, 0/822 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 21 (OVERLAPS) 11/1400 variables, 1/823 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1400 variables, 0/823 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 23 (OVERLAPS) 72/1472 variables, 51/874 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1472 variables, 75/949 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1472 variables, 0/949 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 26 (OVERLAPS) 0/1472 variables, 0/949 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1472/1472 variables, and 949 constraints, problems are : Problem set: 0 solved, 17 unsolved in 12798 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 565/565 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (OVERLAPS) 375/392 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 16/408 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/408 variables, 20/36 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/408 variables, 7/43 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/408 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/408 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 86/494 variables, 8/52 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/494 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 10 (OVERLAPS) 806/1300 variables, 494/546 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1300 variables, 184/730 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1300 variables, 1/731 constraints. Problems are: Problem set: 0 solved, 17 unsolved
SDD proceeding with computation,283 properties remain. new max is 65536
SDD size :1.21005e+06 after 1.66109e+06
At refinement iteration 13 (INCLUDED_ONLY) 0/1300 variables, 0/731 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 14 (OVERLAPS) 25/1325 variables, 9/740 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1325 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1325 variables, 86/827 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1325 variables, 11/838 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1325 variables, 0/838 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 19 (OVERLAPS) 24/1349 variables, 11/849 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1349 variables, 11/860 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1349 variables, 0/860 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 22 (OVERLAPS) 38/1387 variables, 1/861 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1387 variables, 0/861 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 24 (OVERLAPS) 2/1389 variables, 1/862 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1389 variables, 6/868 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1389 variables, 2/870 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1389 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 28 (OVERLAPS) 11/1400 variables, 1/871 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1400 variables, 0/871 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 30 (OVERLAPS) 72/1472 variables, 51/922 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1472 variables, 75/997 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1472 variables, 0/997 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 33 (OVERLAPS) 0/1472 variables, 0/997 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1472/1472 variables, and 997 constraints, problems are : Problem set: 0 solved, 17 unsolved in 32618 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 565/565 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 31/31 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45472ms problems are : Problem set: 0 solved, 17 unsolved
Parikh walk visited 6 properties in 20840 ms.
Support contains 11 out of 565 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 565/565 places, 2986/2986 transitions.
Performed 72 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 72 Pre rules applied. Total rules applied 0 place count 565 transition count 2914
Deduced a syphon composed of 72 places in 3 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 0 with 144 rules applied. Total rules applied 144 place count 493 transition count 2914
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 3 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 158 place count 486 transition count 2907
Applied a total of 158 rules in 218 ms. Remains 486 /565 variables (removed 79) and now considering 2907/2986 (removed 79) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 219 ms. Remains : 486/565 places, 2907/2986 transitions.
RANDOM walk for 4000000 steps (8 resets) in 25666 ms. (155 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 4522 ms. (884 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 4287 ms. (932 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 4502 ms. (888 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 4316 ms. (926 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 4691 ms. (852 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 4425 ms. (903 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 4660 ms. (858 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 4500 ms. (888 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 4748 ms. (842 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 4232 ms. (944 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 4783 ms. (836 steps per ms) remains 11/11 properties
SDD proceeding with computation,283 properties remain. new max is 131072
SDD size :1.66109e+06 after 2.67881e+06
Interrupted probabilistic random walk after 3564570 steps, run timeout after 66001 ms. (steps per millisecond=54 ) properties seen :0 out of 11
Probabilistic random walk after 3564570 steps, saw 1674978 distinct states, run finished after 66002 ms. (steps per millisecond=54 ) properties seen :0
[2026-05-24 00:26:08] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13670527460556362891.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1717019089413712831.kers'
[2026-05-24 00:26:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13670527460556362891.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1717019089413712831.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 828 rows 486 cols 2016 entries
Finished phase 1 with 449 SingleSign rule and 9 generalized
[2026-05-24 00:26:08] [INFO ] Computed 28 invariants in 3 ms
Computed 28 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-1717019089413712831.kers
Total runtime 4 ms.
[2026-05-24 00:26:08] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 235/246 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 12/258 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/258 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 60/318 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/318 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 552/870 variables, 318/336 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/870 variables, 102/438 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/870 variables, 0/438 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (OVERLAPS) 57/927 variables, 9/447 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/927 variables, 1/448 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/927 variables, 64/512 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/927 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (OVERLAPS) 72/999 variables, 33/545 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/999 variables, 27/572 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/999 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (OVERLAPS) 90/1089 variables, 3/575 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1089 variables, 0/575 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 19 (OVERLAPS) 6/1095 variables, 3/578 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1095 variables, 0/578 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 21 (OVERLAPS) 30/1125 variables, 3/581 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1125 variables, 0/581 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 23 (OVERLAPS) 189/1314 variables, 126/707 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 163/870 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 11 unsolved in 3231 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 235/246 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 12/258 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/258 variables, 18/30 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/258 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/258 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 60/318 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/318 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 552/870 variables, 318/355 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/870 variables, 102/457 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/870 variables, 1/458 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/870 variables, 0/458 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (OVERLAPS) 57/927 variables, 9/467 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/927 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/927 variables, 64/532 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/927 variables, 10/542 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/927 variables, 0/542 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 18 (OVERLAPS) 72/999 variables, 33/575 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/999 variables, 27/602 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/999 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 21 (OVERLAPS) 90/1089 variables, 3/605 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1089 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 23 (OVERLAPS) 6/1095 variables, 3/608 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1095 variables, 1/609 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1095 variables, 15/624 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1095 variables, 2/626 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1095 variables, 0/626 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 28 (OVERLAPS) 30/1125 variables, 3/629 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1125 variables, 0/629 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 30 (OVERLAPS) 189/1314 variables, 126/755 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1314 variables, 163/918 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1314 variables, 0/918 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 33 (OVERLAPS) 0/1314 variables, 0/918 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 918 constraints, problems are : Problem set: 0 solved, 11 unsolved in 16321 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 37/37 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 19587ms problems are : Problem set: 0 solved, 11 unsolved
Parikh walk visited 0 properties in 9042 ms.
Support contains 11 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 123 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 123 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 121 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2026-05-24 00:26:37] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:26:37] [INFO ] Invariant cache hit.
[2026-05-24 00:26:38] [INFO ] Implicit Places using invariants in 1185 ms returned []
[2026-05-24 00:26:38] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:26:38] [INFO ] Invariant cache hit.
[2026-05-24 00:26:39] [INFO ] State equation strengthened by 356 read => feed constraints.
[2026-05-24 00:26:43] [INFO ] Implicit Places using invariants and state equation in 4586 ms returned []
Implicit Place search using SMT with State Equation took 5788 ms to find 0 implicit places.
[2026-05-24 00:26:43] [INFO ] Redundant transitions in 249 ms returned []
Running 2898 sub problems to find dead transitions.
[2026-05-24 00:26:43] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:26:43] [INFO ] Invariant cache hit.
[2026-05-24 00:26:43] [INFO ] State equation strengthened by 356 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 2898 unsolved
SMT process timed out in 31553ms, After SMT, problems are : Problem set: 0 solved, 2898 unsolved
Search for dead transitions found 0 dead transitions in 31595ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37801 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 400000 steps (8 resets) in 5761 ms. (69 steps per ms) remains 11/11 properties
Running SMT prover for 11 properties.
[2026-05-24 00:27:17] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:27:17] [INFO ] Invariant cache hit.
[2026-05-24 00:27:17] [INFO ] [Real]Absence check using 19 positive place invariants in 10 ms returned sat
[2026-05-24 00:27:17] [INFO ] [Real]Absence check using 19 positive and 9 generalized place invariants in 11 ms returned sat
[2026-05-24 00:27:17] [INFO ] After 339ms SMT Verify possible using state equation in real domain returned unsat :0 sat :11
[2026-05-24 00:27:17] [INFO ] State equation strengthened by 356 read => feed constraints.
Invariant property smplace_651 does not hold.
Invariant property smplace_640 does not hold.
Invariant property smplace_639 does not hold.
Invariant property smplace_623 does not hold.
Invariant property smplace_614 does not hold.
[2026-05-24 00:27:17] [INFO ] After 198ms SMT Verify possible using 356 Read/Feed constraints in real domain returned unsat :0 sat :11
TRAPS : Iteration 0
[2026-05-24 00:27:18] [INFO ] After 861ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:11
[2026-05-24 00:27:18] [INFO ] After 1373ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2026-05-24 00:27:18] [INFO ] [Nat]Absence check using 19 positive place invariants in 9 ms returned sat
[2026-05-24 00:27:18] [INFO ] [Nat]Absence check using 19 positive and 9 generalized place invariants in 4 ms returned sat
[2026-05-24 00:27:18] [INFO ] After 319ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2026-05-24 00:27:19] [INFO ] After 215ms SMT Verify possible using 356 Read/Feed constraints in natural domain returned unsat :0 sat :11
TRAPS : Iteration 0
[2026-05-24 00:27:20] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1551 ms
[2026-05-24 00:27:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 351 ms
[2026-05-24 00:27:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 347 ms
[2026-05-24 00:27:22] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 350 ms
[2026-05-24 00:27:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 186 ms
[2026-05-24 00:27:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 219 ms
[2026-05-24 00:27:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 228 ms
TRAPS : Iteration 1
[2026-05-24 00:27:24] [INFO ] After 5016ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :11
[2026-05-24 00:27:24] [INFO ] After 5601ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :11
SDD proceeding with computation,278 properties remain. new max is 131072
SDD size :2.67881e+06 after 4.38733e+06
RANDOM walk for 4000000 steps (8 resets) in 30785 ms. (129 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 6377 ms. (627 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 7020 ms. (569 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 6475 ms. (617 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 6348 ms. (630 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 6088 ms. (656 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 6937 ms. (576 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 4910 ms. (814 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5415 ms. (738 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5589 ms. (715 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 6070 ms. (658 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5825 ms. (686 steps per ms) remains 11/11 properties
Interrupted probabilistic random walk after 6918810 steps, run timeout after 93001 ms. (steps per millisecond=74 ) properties seen :0 out of 11
Probabilistic random walk after 6918810 steps, saw 2306977 distinct states, run finished after 93001 ms. (steps per millisecond=74 ) properties seen :0
[2026-05-24 00:29:28] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:29:28] [INFO ] Invariant cache hit.
[2026-05-24 00:29:28] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 235/246 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 12/258 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/258 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 60/318 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/318 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 552/870 variables, 318/336 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/870 variables, 102/438 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/870 variables, 0/438 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (OVERLAPS) 57/927 variables, 9/447 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/927 variables, 1/448 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/927 variables, 64/512 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/927 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (OVERLAPS) 72/999 variables, 33/545 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/999 variables, 27/572 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/999 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (OVERLAPS) 90/1089 variables, 3/575 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1089 variables, 0/575 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 19 (OVERLAPS) 6/1095 variables, 3/578 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1095 variables, 0/578 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 21 (OVERLAPS) 30/1125 variables, 3/581 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1125 variables, 0/581 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 23 (OVERLAPS) 189/1314 variables, 126/707 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 163/870 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 11 unsolved in 3332 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 235/246 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/246 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 12/258 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/258 variables, 18/30 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/258 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/258 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 60/318 variables, 6/37 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/318 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 552/870 variables, 318/355 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/870 variables, 102/457 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/870 variables, 1/458 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/870 variables, 0/458 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (OVERLAPS) 57/927 variables, 9/467 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/927 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/927 variables, 64/532 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/927 variables, 10/542 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/927 variables, 0/542 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 18 (OVERLAPS) 72/999 variables, 33/575 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/999 variables, 27/602 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/999 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 21 (OVERLAPS) 90/1089 variables, 3/605 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1089 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 23 (OVERLAPS) 6/1095 variables, 3/608 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1095 variables, 1/609 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1095 variables, 15/624 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1095 variables, 2/626 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1095 variables, 0/626 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 28 (OVERLAPS) 30/1125 variables, 3/629 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1125 variables, 0/629 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 30 (OVERLAPS) 189/1314 variables, 126/755 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1314 variables, 163/918 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1314 variables, 0/918 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 33 (OVERLAPS) 0/1314 variables, 0/918 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 918 constraints, problems are : Problem set: 0 solved, 11 unsolved in 17181 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 37/37 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 20534ms problems are : Problem set: 0 solved, 11 unsolved
Parikh walk visited 0 properties in 11445 ms.
Support contains 11 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 127 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 127 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 126 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2026-05-24 00:30:00] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:30:00] [INFO ] Invariant cache hit.
[2026-05-24 00:30:01] [INFO ] Implicit Places using invariants in 1149 ms returned []
[2026-05-24 00:30:01] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:30:01] [INFO ] Invariant cache hit.
[2026-05-24 00:30:02] [INFO ] State equation strengthened by 356 read => feed constraints.
[2026-05-24 00:30:06] [INFO ] Implicit Places using invariants and state equation in 4392 ms returned []
Implicit Place search using SMT with State Equation took 5546 ms to find 0 implicit places.
[2026-05-24 00:30:06] [INFO ] Redundant transitions in 287 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5966 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 400000 steps (8 resets) in 3011 ms. (132 steps per ms) remains 11/11 properties
Running SMT prover for 11 properties.
[2026-05-24 00:30:07] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:30:07] [INFO ] Invariant cache hit.
[2026-05-24 00:30:07] [INFO ] [Real]Absence check using 19 positive place invariants in 9 ms returned sat
[2026-05-24 00:30:07] [INFO ] [Real]Absence check using 19 positive and 9 generalized place invariants in 4 ms returned sat
[2026-05-24 00:30:07] [INFO ] After 351ms SMT Verify possible using state equation in real domain returned unsat :0 sat :11
[2026-05-24 00:30:07] [INFO ] State equation strengthened by 356 read => feed constraints.
[2026-05-24 00:30:08] [INFO ] After 210ms SMT Verify possible using 356 Read/Feed constraints in real domain returned unsat :0 sat :11
TRAPS : Iteration 0
[2026-05-24 00:30:08] [INFO ] After 1014ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:11
[2026-05-24 00:30:08] [INFO ] After 1496ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2026-05-24 00:30:09] [INFO ] [Nat]Absence check using 19 positive place invariants in 10 ms returned sat
[2026-05-24 00:30:09] [INFO ] [Nat]Absence check using 19 positive and 9 generalized place invariants in 4 ms returned sat
[2026-05-24 00:30:09] [INFO ] After 388ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2026-05-24 00:30:09] [INFO ] After 231ms SMT Verify possible using 356 Read/Feed constraints in natural domain returned unsat :0 sat :11
TRAPS : Iteration 0
[2026-05-24 00:30:11] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1345 ms
[2026-05-24 00:30:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 309 ms
[2026-05-24 00:30:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 312 ms
[2026-05-24 00:30:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 317 ms
[2026-05-24 00:30:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 196 ms
[2026-05-24 00:30:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 205 ms
[2026-05-24 00:30:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 204 ms
TRAPS : Iteration 1
[2026-05-24 00:30:14] [INFO ] After 4750ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :11
[2026-05-24 00:30:14] [INFO ] After 5504ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :11
RANDOM walk for 40000 steps (8 resets) in 309 ms. (129 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 309490 steps, run timeout after 3001 ms. (steps per millisecond=103 ) properties seen :0 out of 1
Probabilistic random walk after 309490 steps, saw 195439 distinct states, run finished after 3001 ms. (steps per millisecond=103 ) properties seen :0
[2026-05-24 00:30:17] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:30:17] [INFO ] Invariant cache hit.
[2026-05-24 00:30:17] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 9/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 32/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/557 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 313/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 755 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 9/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 32/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 7/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 504/1314 variables, 336/565 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1314 variables, 313/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 1/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1314 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1314 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 879 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3299 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4070ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 110 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 186 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 193 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 226 ms. (176 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Invariant property smplace_641 does not hold.
Invariant property smplace_632 does not hold.
Interrupted probabilistic random walk after 297690 steps, run timeout after 3001 ms. (steps per millisecond=99 ) properties seen :0 out of 1
Probabilistic random walk after 297690 steps, saw 188996 distinct states, run finished after 3001 ms. (steps per millisecond=99 ) properties seen :0
[2026-05-24 00:30:25] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:30:25] [INFO ] Invariant cache hit.
[2026-05-24 00:30:25] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 9/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 32/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/557 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 313/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 652 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 9/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 32/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 7/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 504/1314 variables, 336/565 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1314 variables, 313/878 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 1/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1314 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1314 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 879 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4834 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5513ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 82 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 109 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 112 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2026-05-24 00:30:30] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:30:30] [INFO ] Invariant cache hit.
[2026-05-24 00:30:32] [INFO ] Implicit Places using invariants in 1136 ms returned []
[2026-05-24 00:30:32] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:30:32] [INFO ] Invariant cache hit.
[2026-05-24 00:30:32] [INFO ] State equation strengthened by 356 read => feed constraints.
SDD proceeding with computation,276 properties remain. new max is 131072
SDD size :4.38733e+06 after 6.50701e+06
[2026-05-24 00:30:36] [INFO ] Implicit Places using invariants and state equation in 4647 ms returned []
Implicit Place search using SMT with State Equation took 5786 ms to find 0 implicit places.
[2026-05-24 00:30:36] [INFO ] Redundant transitions in 181 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6087 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2725 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 14 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 0 with 98 rules applied. Total rules applied 99 place count 414 transition count 514
Reduce places removed 98 places and 0 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 197 place count 316 transition count 514
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 197 place count 316 transition count 495
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 244 place count 288 transition count 495
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 530 place count 145 transition count 352
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 602 place count 145 transition count 280
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 620 place count 136 transition count 280
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 629 place count 136 transition count 271
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 638 place count 136 transition count 262
Free-agglomeration rule applied 72 times.
Iterating global reduction 4 with 72 rules applied. Total rules applied 710 place count 136 transition count 190
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 4 with 72 rules applied. Total rules applied 782 place count 64 transition count 190
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 791 place count 64 transition count 190
Applied a total of 791 rules in 76 ms. Remains 64 /486 variables (removed 422) and now considering 190/2907 (removed 2717) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3218250740274257570.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10753314400374145652.kers'
[2026-05-24 00:30:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3218250740274257570.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10753314400374145652.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 190 rows 55 cols 677 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-24 00:30:36] [INFO ] Computed 19 invariants in 1 ms
Computed 19 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-10753314400374145652.kers
Total runtime 2 ms.
[2026-05-24 00:30:36] [INFO ] After 23ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 00:30:37] [INFO ] [Nat]Absence check using 19 positive place invariants in 5 ms returned sat
[2026-05-24 00:30:37] [INFO ] After 59ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 00:30:37] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-24 00:30:37] [INFO ] After 7ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 00:30:37] [INFO ] After 18ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 00:30:37] [INFO ] After 121ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 237 ms.
RANDOM walk for 40000 steps (8 resets) in 189 ms. (210 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 331040 steps, run timeout after 3001 ms. (steps per millisecond=110 ) properties seen :0 out of 1
Probabilistic random walk after 331040 steps, saw 208274 distinct states, run finished after 3001 ms. (steps per millisecond=110 ) properties seen :0
[2026-05-24 00:30:40] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3037499609763622415.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4063691022422865080.kers'
[2026-05-24 00:30:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3037499609763622415.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4063691022422865080.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 828 rows 486 cols 2016 entries
Finished phase 1 with 449 SingleSign rule and 9 generalized
[2026-05-24 00:30:40] [INFO ] Computed 28 invariants in 4 ms
Computed 28 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-4063691022422865080.kers
Total runtime 5 ms.
[2026-05-24 00:30:40] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 756 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 9/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 504/1314 variables, 336/566 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1314 variables, 314/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1314 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 880 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3533 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4310ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 94 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 185 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 186 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 255 ms. (156 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 287140 steps, run timeout after 3001 ms. (steps per millisecond=95 ) properties seen :0 out of 1
Probabilistic random walk after 287140 steps, saw 183247 distinct states, run finished after 3001 ms. (steps per millisecond=95 ) properties seen :0
[2026-05-24 00:30:47] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:30:47] [INFO ] Invariant cache hit.
[2026-05-24 00:30:47] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 601 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 9/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 504/1314 variables, 336/566 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1314 variables, 314/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1314 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 880 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4005 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4618ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 143 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 124 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 124 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 114 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2026-05-24 00:30:52] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:30:52] [INFO ] Invariant cache hit.
[2026-05-24 00:30:53] [INFO ] Implicit Places using invariants in 984 ms returned []
[2026-05-24 00:30:53] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:30:53] [INFO ] Invariant cache hit.
[2026-05-24 00:30:54] [INFO ] State equation strengthened by 356 read => feed constraints.
[2026-05-24 00:30:58] [INFO ] Implicit Places using invariants and state equation in 4391 ms returned []
Implicit Place search using SMT with State Equation took 5384 ms to find 0 implicit places.
Detected timeout of ITS tools.
[2026-05-24 00:30:58] [INFO ] Redundant transitions in 108 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5616 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2725 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 1 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 0 with 98 rules applied. Total rules applied 99 place count 414 transition count 514
Reduce places removed 98 places and 0 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 197 place count 316 transition count 514
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 197 place count 316 transition count 495
Deduced a syphon composed of 19 places in 1 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 244 place count 288 transition count 495
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 1 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 530 place count 145 transition count 352
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 602 place count 145 transition count 280
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 620 place count 136 transition count 280
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 629 place count 136 transition count 271
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 638 place count 136 transition count 262
Free-agglomeration rule applied 72 times.
Iterating global reduction 4 with 72 rules applied. Total rules applied 710 place count 136 transition count 190
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 4 with 72 rules applied. Total rules applied 782 place count 64 transition count 190
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 791 place count 64 transition count 190
Applied a total of 791 rules in 41 ms. Remains 64 /486 variables (removed 422) and now considering 190/2907 (removed 2717) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11847687710695263143.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10948323739879138660.kers'
[2026-05-24 00:30:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11847687710695263143.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10948323739879138660.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 190 rows 55 cols 677 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-24 00:30:58] [INFO ] Computed 19 invariants in 0 ms
Computed 19 P flows in 22 ms.
Exported basis to /tmp/petrispot-output-10948323739879138660.kers
Total runtime 23 ms.
[2026-05-24 00:30:58] [INFO ] After 40ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 00:30:58] [INFO ] [Nat]Absence check using 19 positive place invariants in 4 ms returned sat
[2026-05-24 00:30:58] [INFO ] After 51ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 00:30:58] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-24 00:30:58] [INFO ] After 7ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 00:30:58] [INFO ] After 17ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 00:30:58] [INFO ] After 107ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 249 ms.
RANDOM walk for 40000 steps (8 resets) in 262 ms. (152 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
[2026-05-24 00:30:58] [INFO ] Flatten gal took : 156 ms
[2026-05-24 00:30:58] [INFO ] Applying decomposition
[2026-05-24 00:30:59] [INFO ] Flatten gal took : 146 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph45738965533609967.txt' '-o' '/tmp/graph45738965533609967.bin' '-w' '/tmp/graph45738965533609967.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph45738965533609967.bin' '-l' '-1' '-v' '-w' '/tmp/graph45738965533609967.weights' '-q' '0' '-e' '0.001'
[2026-05-24 00:30:59] [INFO ] Decomposing Gal with order
[2026-05-24 00:30:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 00:31:00] [INFO ] Removed a total of 7825 redundant transitions.
[2026-05-24 00:31:00] [INFO ] Flatten gal took : 867 ms
[2026-05-24 00:31:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 492 labels/synchronizations in 269 ms.
[2026-05-24 00:31:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6538421620053093795.gal : 49 ms
[2026-05-24 00:31:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3164005770733372271.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6538421620053093795.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3164005770733372271.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Interrupted probabilistic random walk after 313060 steps, run timeout after 3001 ms. (steps per millisecond=104 ) properties seen :0 out of 1
Probabilistic random walk after 313060 steps, saw 197517 distinct states, run finished after 3001 ms. (steps per millisecond=104 ) properties seen :0
[2026-05-24 00:31:01] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15703623008789484998.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5039580927077792147.kers'
[2026-05-24 00:31:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15703623008789484998.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5039580927077792147.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 828 rows 486 cols 2016 entries
Finished phase 1 with 449 SingleSign rule and 9 generalized
[2026-05-24 00:31:01] [INFO ] Computed 28 invariants in 3 ms
Computed 28 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-5039580927077792147.kers
Total runtime 5 ms.
[2026-05-24 00:31:01] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Loading property file /tmp/ReachabilityCardinality3164005770733372271.prop.
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 699 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :4 after 4
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :4 after 4
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :4 after 4
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :4 after 4
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :4 after 8
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :8 after 6360
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 8/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :6360 after 99943
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 810/1314 variables, and 230 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5025 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 150/486 constraints, ReadFeed: 42/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5743ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :99943 after 123560
Applied a total of 0 rules in 188 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 190 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 295 ms. (135 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 290490 steps, run timeout after 3001 ms. (steps per millisecond=96 ) properties seen :0 out of 1
Probabilistic random walk after 290490 steps, saw 184992 distinct states, run finished after 3001 ms. (steps per millisecond=96 ) properties seen :0
[2026-05-24 00:31:10] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:31:10] [INFO ] Invariant cache hit.
[2026-05-24 00:31:10] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 648 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 8/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/810 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 504/1314 variables, 336/566 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 314/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1314 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1314 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 880 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5322 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5985ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 109 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 175 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 175 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 174 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2026-05-24 00:31:17] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:31:17] [INFO ] Invariant cache hit.
SDD proceeding with computation,11 properties remain. new max is 2048
SDD size :123560 after 2.60711e+06
[2026-05-24 00:31:18] [INFO ] Implicit Places using invariants in 1248 ms returned []
[2026-05-24 00:31:18] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:31:18] [INFO ] Invariant cache hit.
[2026-05-24 00:31:19] [INFO ] State equation strengthened by 356 read => feed constraints.
[2026-05-24 00:31:22] [INFO ] Implicit Places using invariants and state equation in 4293 ms returned []
Implicit Place search using SMT with State Equation took 5552 ms to find 0 implicit places.
[2026-05-24 00:31:22] [INFO ] Redundant transitions in 106 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5842 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2725 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 1 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 0 with 98 rules applied. Total rules applied 99 place count 414 transition count 514
Reduce places removed 98 places and 0 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 197 place count 316 transition count 514
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 197 place count 316 transition count 495
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 244 place count 288 transition count 495
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 530 place count 145 transition count 352
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 602 place count 145 transition count 280
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 620 place count 136 transition count 280
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 629 place count 136 transition count 271
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 638 place count 136 transition count 262
Free-agglomeration rule applied 72 times.
Iterating global reduction 4 with 72 rules applied. Total rules applied 710 place count 136 transition count 190
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 4 with 72 rules applied. Total rules applied 782 place count 64 transition count 190
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 791 place count 64 transition count 190
Applied a total of 791 rules in 44 ms. Remains 64 /486 variables (removed 422) and now considering 190/2907 (removed 2717) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4931333151523316561.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5026154959285481913.kers'
[2026-05-24 00:31:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4931333151523316561.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5026154959285481913.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 190 rows 55 cols 677 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-24 00:31:22] [INFO ] Computed 19 invariants in 1 ms
Computed 19 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-5026154959285481913.kers
Total runtime 2 ms.
[2026-05-24 00:31:23] [INFO ] After 28ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 00:31:23] [INFO ] [Nat]Absence check using 19 positive place invariants in 5 ms returned sat
[2026-05-24 00:31:23] [INFO ] After 60ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 00:31:23] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-24 00:31:23] [INFO ] After 9ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 00:31:23] [INFO ] After 21ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 00:31:23] [INFO ] After 127ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 213 ms.
RANDOM walk for 40000 steps (8 resets) in 245 ms. (162 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 73 ms. (540 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 308110 steps, run timeout after 3001 ms. (steps per millisecond=102 ) properties seen :0 out of 1
Probabilistic random walk after 308110 steps, saw 194470 distinct states, run finished after 3001 ms. (steps per millisecond=102 ) properties seen :0
[2026-05-24 00:31:26] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15515909956519526951.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13568377656352220719.kers'
[2026-05-24 00:31:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15515909956519526951.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13568377656352220719.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 828 rows 486 cols 2016 entries
Finished phase 1 with 449 SingleSign rule and 9 generalized
[2026-05-24 00:31:26] [INFO ] Computed 28 invariants in 8 ms
Computed 28 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-13568377656352220719.kers
Total runtime 9 ms.
[2026-05-24 00:31:26] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 766 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 8/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 504/1314 variables, 336/565 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1314 variables, 314/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1314 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 879 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3698 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4491ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 77 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 112 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 185 ms. (215 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 285360 steps, run timeout after 3001 ms. (steps per millisecond=95 ) properties seen :0 out of 1
Probabilistic random walk after 285360 steps, saw 182163 distinct states, run finished after 3004 ms. (steps per millisecond=94 ) properties seen :0
[2026-05-24 00:31:34] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:31:34] [INFO ] Invariant cache hit.
[2026-05-24 00:31:34] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 778 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 8/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 504/1314 variables, 336/565 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1314 variables, 314/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1314 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 879 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4931 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5724ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 116 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 163 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 164 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 167 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2026-05-24 00:31:40] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:31:40] [INFO ] Invariant cache hit.
[2026-05-24 00:31:41] [INFO ] Implicit Places using invariants in 1166 ms returned []
[2026-05-24 00:31:41] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:31:41] [INFO ] Invariant cache hit.
[2026-05-24 00:31:41] [INFO ] State equation strengthened by 356 read => feed constraints.
[2026-05-24 00:31:46] [INFO ] Implicit Places using invariants and state equation in 5165 ms returned []
Implicit Place search using SMT with State Equation took 6342 ms to find 0 implicit places.
[2026-05-24 00:31:46] [INFO ] Redundant transitions in 178 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6703 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2725 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 0 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 0 with 98 rules applied. Total rules applied 99 place count 414 transition count 514
Reduce places removed 98 places and 0 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 197 place count 316 transition count 514
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 197 place count 316 transition count 495
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 244 place count 288 transition count 495
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 530 place count 145 transition count 352
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 602 place count 145 transition count 280
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 620 place count 136 transition count 280
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 629 place count 136 transition count 271
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 638 place count 136 transition count 262
Free-agglomeration rule applied 72 times.
Iterating global reduction 4 with 72 rules applied. Total rules applied 710 place count 136 transition count 190
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 4 with 72 rules applied. Total rules applied 782 place count 64 transition count 190
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 791 place count 64 transition count 190
Applied a total of 791 rules in 50 ms. Remains 64 /486 variables (removed 422) and now considering 190/2907 (removed 2717) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14113316896890670491.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16790069720926816354.kers'
[2026-05-24 00:31:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14113316896890670491.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16790069720926816354.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 190 rows 55 cols 677 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-24 00:31:46] [INFO ] Computed 19 invariants in 2 ms
Computed 19 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-16790069720926816354.kers
Total runtime 7 ms.
[2026-05-24 00:31:46] [INFO ] After 37ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 00:31:46] [INFO ] [Nat]Absence check using 19 positive place invariants in 6 ms returned sat
[2026-05-24 00:31:47] [INFO ] After 92ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 00:31:47] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-24 00:31:47] [INFO ] After 16ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 00:31:47] [INFO ] After 36ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 00:31:47] [INFO ] After 195ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 307 ms.
RANDOM walk for 40000 steps (8 resets) in 253 ms. (157 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 309350 steps, run timeout after 3001 ms. (steps per millisecond=103 ) properties seen :0 out of 1
Probabilistic random walk after 309350 steps, saw 195324 distinct states, run finished after 3001 ms. (steps per millisecond=103 ) properties seen :0
[2026-05-24 00:31:50] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13495470857750962624.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10788741571146609604.kers'
[2026-05-24 00:31:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13495470857750962624.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10788741571146609604.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 828 rows 486 cols 2016 entries
Finished phase 1 with 449 SingleSign rule and 9 generalized
[2026-05-24 00:31:50] [INFO ] Computed 28 invariants in 3 ms
Computed 28 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-10788741571146609604.kers
Total runtime 4 ms.
[2026-05-24 00:31:50] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 589 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 8/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 504/1314 variables, 336/565 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1314 variables, 314/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1314 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 879 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4143 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4749ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 106 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 148 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 249 ms. (160 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 67 ms. (588 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 294920 steps, run timeout after 3001 ms. (steps per millisecond=98 ) properties seen :0 out of 1
Probabilistic random walk after 294920 steps, saw 187632 distinct states, run finished after 3001 ms. (steps per millisecond=98 ) properties seen :0
[2026-05-24 00:31:58] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:31:58] [INFO ] Invariant cache hit.
[2026-05-24 00:31:58] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 645 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 8/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 504/1314 variables, 336/565 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1314 variables, 314/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1314 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 879 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4354 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5009ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 84 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 105 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 105 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2026-05-24 00:32:03] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:32:03] [INFO ] Invariant cache hit.
[2026-05-24 00:32:04] [INFO ] Implicit Places using invariants in 1212 ms returned []
[2026-05-24 00:32:04] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:32:04] [INFO ] Invariant cache hit.
[2026-05-24 00:32:05] [INFO ] State equation strengthened by 356 read => feed constraints.
[2026-05-24 00:32:09] [INFO ] Implicit Places using invariants and state equation in 4716 ms returned []
Implicit Place search using SMT with State Equation took 5931 ms to find 0 implicit places.
[2026-05-24 00:32:09] [INFO ] Redundant transitions in 104 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6149 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2725 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 0 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 0 with 98 rules applied. Total rules applied 99 place count 414 transition count 514
Reduce places removed 98 places and 0 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 197 place count 316 transition count 514
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 197 place count 316 transition count 495
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 244 place count 288 transition count 495
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 530 place count 145 transition count 352
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 602 place count 145 transition count 280
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 620 place count 136 transition count 280
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 629 place count 136 transition count 271
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 638 place count 136 transition count 262
Free-agglomeration rule applied 72 times.
Iterating global reduction 4 with 72 rules applied. Total rules applied 710 place count 136 transition count 190
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 4 with 72 rules applied. Total rules applied 782 place count 64 transition count 190
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 791 place count 64 transition count 190
Applied a total of 791 rules in 53 ms. Remains 64 /486 variables (removed 422) and now considering 190/2907 (removed 2717) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6100372727198466316.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12419985180142297374.kers'
[2026-05-24 00:32:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6100372727198466316.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12419985180142297374.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 190 rows 55 cols 677 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-24 00:32:09] [INFO ] Computed 19 invariants in 1 ms
Computed 19 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12419985180142297374.kers
Total runtime 1 ms.
[2026-05-24 00:32:09] [INFO ] After 136ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 00:32:09] [INFO ] [Nat]Absence check using 19 positive place invariants in 8 ms returned sat
[2026-05-24 00:32:09] [INFO ] After 92ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 00:32:09] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-24 00:32:10] [INFO ] After 13ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 00:32:10] [INFO ] After 31ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 00:32:10] [INFO ] After 186ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 388 ms.
RANDOM walk for 40000 steps (8 resets) in 213 ms. (186 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 60 ms. (655 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 310200 steps, run timeout after 3001 ms. (steps per millisecond=103 ) properties seen :0 out of 1
Probabilistic random walk after 310200 steps, saw 195788 distinct states, run finished after 3001 ms. (steps per millisecond=103 ) properties seen :0
[2026-05-24 00:32:13] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3319958147902470683.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4241761219051712925.kers'
[2026-05-24 00:32:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3319958147902470683.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4241761219051712925.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 828 rows 486 cols 2016 entries
Finished phase 1 with 449 SingleSign rule and 9 generalized
[2026-05-24 00:32:13] [INFO ] Computed 28 invariants in 3 ms
Computed 28 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-4241761219051712925.kers
Total runtime 5 ms.
[2026-05-24 00:32:13] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 558 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 5/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 504/1314 variables, 336/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1314 variables, 314/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 1/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1314 variables, 0/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1314 variables, 0/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 877 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2185 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2762ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 51 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 100 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 100 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 186 ms. (213 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 313890 steps, run timeout after 3001 ms. (steps per millisecond=104 ) properties seen :0 out of 1
Probabilistic random walk after 313890 steps, saw 197988 distinct states, run finished after 3001 ms. (steps per millisecond=104 ) properties seen :0
[2026-05-24 00:32:19] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:32:19] [INFO ] Invariant cache hit.
[2026-05-24 00:32:19] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 528 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 5/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 504/1314 variables, 336/562 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1314 variables, 314/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 1/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1314 variables, 0/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1314 variables, 0/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 877 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2029 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2567ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 76 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 165 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 165 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 165 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2026-05-24 00:32:22] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:32:22] [INFO ] Invariant cache hit.
[2026-05-24 00:32:23] [INFO ] Implicit Places using invariants in 1540 ms returned []
[2026-05-24 00:32:23] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:32:23] [INFO ] Invariant cache hit.
[2026-05-24 00:32:24] [INFO ] State equation strengthened by 356 read => feed constraints.
[2026-05-24 00:32:29] [INFO ] Implicit Places using invariants and state equation in 5377 ms returned []
Implicit Place search using SMT with State Equation took 6925 ms to find 0 implicit places.
[2026-05-24 00:32:29] [INFO ] Redundant transitions in 170 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7270 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2725 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 1 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 0 with 98 rules applied. Total rules applied 99 place count 414 transition count 514
Reduce places removed 98 places and 0 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 197 place count 316 transition count 514
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 197 place count 316 transition count 495
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 244 place count 288 transition count 495
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 1 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 530 place count 145 transition count 352
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 602 place count 145 transition count 280
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 620 place count 136 transition count 280
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 629 place count 136 transition count 271
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 638 place count 136 transition count 262
Free-agglomeration rule applied 72 times.
Iterating global reduction 4 with 72 rules applied. Total rules applied 710 place count 136 transition count 190
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 4 with 72 rules applied. Total rules applied 782 place count 64 transition count 190
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 791 place count 64 transition count 190
Applied a total of 791 rules in 44 ms. Remains 64 /486 variables (removed 422) and now considering 190/2907 (removed 2717) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12148290925914195665.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17661134314929383206.kers'
[2026-05-24 00:32:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12148290925914195665.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17661134314929383206.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 190 rows 55 cols 677 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-24 00:32:29] [INFO ] Computed 19 invariants in 1 ms
Computed 19 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-17661134314929383206.kers
Total runtime 4 ms.
[2026-05-24 00:32:29] [INFO ] After 43ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 00:32:29] [INFO ] [Nat]Absence check using 19 positive place invariants in 9 ms returned sat
[2026-05-24 00:32:29] [INFO ] After 91ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 00:32:29] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-24 00:32:29] [INFO ] After 21ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 00:32:29] [INFO ] After 38ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 00:32:29] [INFO ] After 197ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 299 ms.
RANDOM walk for 40000 steps (8 resets) in 230 ms. (173 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 302790 steps, run timeout after 3001 ms. (steps per millisecond=100 ) properties seen :0 out of 1
Probabilistic random walk after 302790 steps, saw 191454 distinct states, run finished after 3001 ms. (steps per millisecond=100 ) properties seen :0
[2026-05-24 00:32:32] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1601292613213954065.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5348127789299037338.kers'
[2026-05-24 00:32:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1601292613213954065.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5348127789299037338.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 828 rows 486 cols 2016 entries
Finished phase 1 with 449 SingleSign rule and 9 generalized
[2026-05-24 00:32:32] [INFO ] Computed 28 invariants in 3 ms
Computed 28 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-5348127789299037338.kers
Total runtime 4 ms.
[2026-05-24 00:32:32] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 809 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 9/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 504/1314 variables, 336/566 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1314 variables, 314/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1314 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 880 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4865 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5693ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 103 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 167 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 168 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 206 ms. (193 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 60 ms. (655 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 288240 steps, run timeout after 3001 ms. (steps per millisecond=96 ) properties seen :0 out of 1
Probabilistic random walk after 288240 steps, saw 183838 distinct states, run finished after 3001 ms. (steps per millisecond=96 ) properties seen :0
[2026-05-24 00:32:41] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:32:41] [INFO ] Invariant cache hit.
[2026-05-24 00:32:41] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 616 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 9/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 504/1314 variables, 336/566 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1314 variables, 314/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1314 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 880 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5187 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5814ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 108 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 173 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 173 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 165 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2026-05-24 00:32:47] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:32:47] [INFO ] Invariant cache hit.
[2026-05-24 00:32:49] [INFO ] Implicit Places using invariants in 1610 ms returned []
[2026-05-24 00:32:49] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:32:49] [INFO ] Invariant cache hit.
[2026-05-24 00:32:50] [INFO ] State equation strengthened by 356 read => feed constraints.
[2026-05-24 00:32:53] [INFO ] Implicit Places using invariants and state equation in 4329 ms returned []
Implicit Place search using SMT with State Equation took 5948 ms to find 0 implicit places.
[2026-05-24 00:32:54] [INFO ] Redundant transitions in 115 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6238 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2725 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 0 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 0 with 98 rules applied. Total rules applied 99 place count 414 transition count 514
Reduce places removed 98 places and 0 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 197 place count 316 transition count 514
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 197 place count 316 transition count 495
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 244 place count 288 transition count 495
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 530 place count 145 transition count 352
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 602 place count 145 transition count 280
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 620 place count 136 transition count 280
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 629 place count 136 transition count 271
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 638 place count 136 transition count 262
Free-agglomeration rule applied 72 times.
Iterating global reduction 4 with 72 rules applied. Total rules applied 710 place count 136 transition count 190
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 4 with 72 rules applied. Total rules applied 782 place count 64 transition count 190
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 791 place count 64 transition count 190
Applied a total of 791 rules in 25 ms. Remains 64 /486 variables (removed 422) and now considering 190/2907 (removed 2717) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16729134871846245139.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4059065191355124016.kers'
[2026-05-24 00:32:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16729134871846245139.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4059065191355124016.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 190 rows 55 cols 677 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-24 00:32:54] [INFO ] Computed 19 invariants in 1 ms
Computed 19 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4059065191355124016.kers
Total runtime 2 ms.
[2026-05-24 00:32:54] [INFO ] After 36ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 00:32:54] [INFO ] [Nat]Absence check using 19 positive place invariants in 8 ms returned sat
[2026-05-24 00:32:54] [INFO ] After 84ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 00:32:54] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-24 00:32:54] [INFO ] After 12ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 00:32:54] [INFO ] After 55ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 00:32:54] [INFO ] After 260ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 332 ms.
RANDOM walk for 40000 steps (8 resets) in 269 ms. (148 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 291110 steps, run timeout after 3001 ms. (steps per millisecond=97 ) properties seen :0 out of 1
Probabilistic random walk after 291110 steps, saw 185463 distinct states, run finished after 3001 ms. (steps per millisecond=97 ) properties seen :0
[2026-05-24 00:32:57] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-995811989793298727.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9787973816017621328.kers'
[2026-05-24 00:32:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-995811989793298727.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9787973816017621328.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 828 rows 486 cols 2016 entries
Finished phase 1 with 449 SingleSign rule and 9 generalized
[2026-05-24 00:32:57] [INFO ] Computed 28 invariants in 5 ms
Computed 28 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-9787973816017621328.kers
Total runtime 6 ms.
[2026-05-24 00:32:57] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 728 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/145 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 137/282 variables, 9/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 11/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/282 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 192/474 variables, 88/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 29/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/474 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 240/714 variables, 8/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/714 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 16/730 variables, 8/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 9/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/730 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 80/810 variables, 8/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/810 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 504/1314 variables, 336/567 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 314/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1314 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1314 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3776 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4530ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 79 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 103 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 103 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 179 ms. (222 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 260600 steps, run timeout after 3001 ms. (steps per millisecond=86 ) properties seen :0 out of 1
Probabilistic random walk after 260600 steps, saw 167933 distinct states, run finished after 3001 ms. (steps per millisecond=86 ) properties seen :0
[2026-05-24 00:33:05] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:33:05] [INFO ] Invariant cache hit.
[2026-05-24 00:33:05] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 556 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/145 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 137/282 variables, 9/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 11/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/282 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 192/474 variables, 88/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 29/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/474 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 240/714 variables, 8/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/714 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 16/730 variables, 8/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 9/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/730 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 80/810 variables, 8/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/810 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 504/1314 variables, 336/567 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 314/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1314 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1314 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4193 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4758ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 122 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 170 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 170 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 171 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2026-05-24 00:33:10] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:33:10] [INFO ] Invariant cache hit.
[2026-05-24 00:33:11] [INFO ] Implicit Places using invariants in 1182 ms returned []
[2026-05-24 00:33:11] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:33:11] [INFO ] Invariant cache hit.
[2026-05-24 00:33:12] [INFO ] State equation strengthened by 356 read => feed constraints.
[2026-05-24 00:33:16] [INFO ] Implicit Places using invariants and state equation in 4404 ms returned []
Implicit Place search using SMT with State Equation took 5594 ms to find 0 implicit places.
[2026-05-24 00:33:16] [INFO ] Redundant transitions in 115 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5888 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2725 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 0 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 0 with 98 rules applied. Total rules applied 99 place count 414 transition count 514
Reduce places removed 98 places and 0 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 197 place count 316 transition count 514
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 197 place count 316 transition count 495
Deduced a syphon composed of 19 places in 1 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 244 place count 288 transition count 495
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 530 place count 145 transition count 352
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 602 place count 145 transition count 280
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 620 place count 136 transition count 280
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 629 place count 136 transition count 271
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 638 place count 136 transition count 262
Free-agglomeration rule applied 72 times.
Iterating global reduction 4 with 72 rules applied. Total rules applied 710 place count 136 transition count 190
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 4 with 72 rules applied. Total rules applied 782 place count 64 transition count 190
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 791 place count 64 transition count 190
Applied a total of 791 rules in 27 ms. Remains 64 /486 variables (removed 422) and now considering 190/2907 (removed 2717) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10380753378163029931.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10163618185556051294.kers'
[2026-05-24 00:33:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10380753378163029931.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10163618185556051294.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 190 rows 55 cols 677 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-24 00:33:16] [INFO ] Computed 19 invariants in 1 ms
Computed 19 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10163618185556051294.kers
Total runtime 2 ms.
[2026-05-24 00:33:16] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 00:33:16] [INFO ] [Nat]Absence check using 19 positive place invariants in 7 ms returned sat
[2026-05-24 00:33:16] [INFO ] After 81ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 00:33:16] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-24 00:33:16] [INFO ] After 12ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 00:33:16] [INFO ] After 27ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 00:33:16] [INFO ] After 167ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 237 ms.
RANDOM walk for 40000 steps (8 resets) in 163 ms. (243 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 322690 steps, run timeout after 3001 ms. (steps per millisecond=107 ) properties seen :0 out of 1
Probabilistic random walk after 322690 steps, saw 203061 distinct states, run finished after 3001 ms. (steps per millisecond=107 ) properties seen :0
[2026-05-24 00:33:19] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3572436303633951735.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5065728243520576826.kers'
[2026-05-24 00:33:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3572436303633951735.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5065728243520576826.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 828 rows 486 cols 2016 entries
Finished phase 1 with 449 SingleSign rule and 9 generalized
[2026-05-24 00:33:19] [INFO ] Computed 28 invariants in 3 ms
Computed 28 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-5065728243520576826.kers
Total runtime 5 ms.
[2026-05-24 00:33:19] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 559 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/145 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 137/282 variables, 9/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 11/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/282 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 192/474 variables, 88/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 29/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/474 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 240/714 variables, 8/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/714 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 16/730 variables, 8/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 9/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/730 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 80/810 variables, 8/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/810 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 504/1314 variables, 336/567 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 314/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1314 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1314 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4243 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4841ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 61 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 97 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 98 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 151 ms. (263 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 330770 steps, run timeout after 3001 ms. (steps per millisecond=110 ) properties seen :0 out of 1
Probabilistic random walk after 330770 steps, saw 208065 distinct states, run finished after 3001 ms. (steps per millisecond=110 ) properties seen :0
[2026-05-24 00:33:27] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:33:27] [INFO ] Invariant cache hit.
[2026-05-24 00:33:27] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 804 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/145 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 137/282 variables, 9/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 11/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/282 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 192/474 variables, 88/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 29/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/474 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 240/714 variables, 8/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/714 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 16/730 variables, 8/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 9/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/730 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 80/810 variables, 8/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/810 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 504/1314 variables, 336/567 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 314/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1314 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1314 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5180 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5995ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 93 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 168 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 168 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 172 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2026-05-24 00:33:34] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:33:34] [INFO ] Invariant cache hit.
[2026-05-24 00:33:35] [INFO ] Implicit Places using invariants in 1524 ms returned []
[2026-05-24 00:33:35] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:33:35] [INFO ] Invariant cache hit.
[2026-05-24 00:33:36] [INFO ] State equation strengthened by 356 read => feed constraints.
[2026-05-24 00:33:40] [INFO ] Implicit Places using invariants and state equation in 5114 ms returned []
Implicit Place search using SMT with State Equation took 6640 ms to find 0 implicit places.
[2026-05-24 00:33:40] [INFO ] Redundant transitions in 114 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6932 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2725 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 1 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 0 with 98 rules applied. Total rules applied 99 place count 414 transition count 514
Reduce places removed 98 places and 0 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 197 place count 316 transition count 514
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 197 place count 316 transition count 495
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 244 place count 288 transition count 495
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 530 place count 145 transition count 352
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 602 place count 145 transition count 280
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 620 place count 136 transition count 280
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 629 place count 136 transition count 271
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 638 place count 136 transition count 262
Free-agglomeration rule applied 72 times.
Iterating global reduction 4 with 72 rules applied. Total rules applied 710 place count 136 transition count 190
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 4 with 72 rules applied. Total rules applied 782 place count 64 transition count 190
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 791 place count 64 transition count 190
Applied a total of 791 rules in 26 ms. Remains 64 /486 variables (removed 422) and now considering 190/2907 (removed 2717) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1620475235674180080.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2438087971715306496.kers'
[2026-05-24 00:33:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1620475235674180080.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2438087971715306496.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 190 rows 55 cols 677 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-24 00:33:40] [INFO ] Computed 19 invariants in 0 ms
Computed 19 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2438087971715306496.kers
Total runtime 1 ms.
[2026-05-24 00:33:40] [INFO ] After 26ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 00:33:40] [INFO ] [Nat]Absence check using 19 positive place invariants in 4 ms returned sat
[2026-05-24 00:33:40] [INFO ] After 60ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 00:33:40] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-24 00:33:40] [INFO ] After 9ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 00:33:40] [INFO ] After 21ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 00:33:40] [INFO ] After 122ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 182 ms.
RANDOM walk for 40000 steps (8 resets) in 155 ms. (256 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 302210 steps, run timeout after 3001 ms. (steps per millisecond=100 ) properties seen :0 out of 1
Probabilistic random walk after 302210 steps, saw 191151 distinct states, run finished after 3005 ms. (steps per millisecond=100 ) properties seen :0
[2026-05-24 00:33:44] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10319092874622845319.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4648766687475137078.kers'
[2026-05-24 00:33:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10319092874622845319.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4648766687475137078.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 828 rows 486 cols 2016 entries
Finished phase 1 with 449 SingleSign rule and 9 generalized
[2026-05-24 00:33:44] [INFO ] Computed 28 invariants in 3 ms
Computed 28 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-4648766687475137078.kers
Total runtime 4 ms.
[2026-05-24 00:33:44] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 749 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 8/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 5880ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 165 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 167 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 216 ms. (184 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 60 ms. (655 steps per ms) remains 1/1 properties
SDD proceeding with computation,11 properties remain. new max is 4096
SDD size :2.60711e+06 after 1.34016e+08
Interrupted probabilistic random walk after 288120 steps, run timeout after 3001 ms. (steps per millisecond=96 ) properties seen :0 out of 1
Probabilistic random walk after 288120 steps, saw 183745 distinct states, run finished after 3001 ms. (steps per millisecond=96 ) properties seen :0
[2026-05-24 00:33:53] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:33:53] [INFO ] Invariant cache hit.
[2026-05-24 00:33:53] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 555 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 8/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/221 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 3/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/810 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 504/1314 variables, 336/568 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 314/882 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1314 variables, 1/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1314 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 0/1314 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 883 constraints, problems are : Problem set: 0 solved, 1 unsolved in 6786 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7351ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 122 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 164 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 166 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 171 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2026-05-24 00:34:00] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:34:00] [INFO ] Invariant cache hit.
[2026-05-24 00:34:02] [INFO ] Implicit Places using invariants in 1534 ms returned []
[2026-05-24 00:34:02] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:34:02] [INFO ] Invariant cache hit.
[2026-05-24 00:34:03] [INFO ] State equation strengthened by 356 read => feed constraints.
[2026-05-24 00:34:07] [INFO ] Implicit Places using invariants and state equation in 4906 ms returned []
Implicit Place search using SMT with State Equation took 6449 ms to find 0 implicit places.
[2026-05-24 00:34:07] [INFO ] Redundant transitions in 167 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6794 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2725 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 1 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 0 with 98 rules applied. Total rules applied 99 place count 414 transition count 514
Reduce places removed 98 places and 0 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 197 place count 316 transition count 514
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 197 place count 316 transition count 495
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 244 place count 288 transition count 495
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 530 place count 145 transition count 352
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 602 place count 145 transition count 280
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 620 place count 136 transition count 280
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 629 place count 136 transition count 271
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 638 place count 136 transition count 262
Free-agglomeration rule applied 72 times.
Iterating global reduction 4 with 72 rules applied. Total rules applied 710 place count 136 transition count 190
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 4 with 72 rules applied. Total rules applied 782 place count 64 transition count 190
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 791 place count 64 transition count 190
Applied a total of 791 rules in 39 ms. Remains 64 /486 variables (removed 422) and now considering 190/2907 (removed 2717) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11216208023808205775.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11157635993780414372.kers'
[2026-05-24 00:34:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11216208023808205775.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11157635993780414372.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 190 rows 55 cols 677 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-24 00:34:07] [INFO ] Computed 19 invariants in 1 ms
Computed 19 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-11157635993780414372.kers
Total runtime 2 ms.
[2026-05-24 00:34:07] [INFO ] After 31ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 00:34:07] [INFO ] [Nat]Absence check using 19 positive place invariants in 6 ms returned sat
[2026-05-24 00:34:07] [INFO ] After 65ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 00:34:07] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-24 00:34:07] [INFO ] After 10ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 00:34:07] [INFO ] After 21ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 00:34:07] [INFO ] After 134ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 213 ms.
RANDOM walk for 40000 steps (8 resets) in 159 ms. (250 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 302700 steps, run timeout after 3001 ms. (steps per millisecond=100 ) properties seen :0 out of 1
Probabilistic random walk after 302700 steps, saw 191415 distinct states, run finished after 3005 ms. (steps per millisecond=100 ) properties seen :0
[2026-05-24 00:34:10] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6970246003287262336.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12822202964614692921.kers'
[2026-05-24 00:34:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6970246003287262336.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12822202964614692921.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 828 rows 486 cols 2016 entries
Finished phase 1 with 449 SingleSign rule and 9 generalized
[2026-05-24 00:34:10] [INFO ] Computed 28 invariants in 3 ms
Computed 28 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-12822202964614692921.kers
Total runtime 5 ms.
[2026-05-24 00:34:10] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 593 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 6/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 5864ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 110 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 111 ms. Remains : 486/486 places, 2907/2907 transitions.
RANDOM walk for 40000 steps (8 resets) in 199 ms. (200 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 315220 steps, run timeout after 3001 ms. (steps per millisecond=105 ) properties seen :0 out of 1
Probabilistic random walk after 315220 steps, saw 198788 distinct states, run finished after 3001 ms. (steps per millisecond=105 ) properties seen :0
[2026-05-24 00:34:19] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:34:19] [INFO ] Invariant cache hit.
[2026-05-24 00:34:19] [INFO ] State equation strengthened by 356 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 80/810 variables, 8/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/810 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 504/1314 variables, 336/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1314 variables, 314/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1314 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 870 constraints, problems are : Problem set: 0 solved, 1 unsolved in 594 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/43 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/53 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/53 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 92/145 variables, 53/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/145 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/145 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 137/282 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/282 variables, 11/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/282 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 192/474 variables, 88/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/474 variables, 29/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/474 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 240/714 variables, 8/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/714 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 16/730 variables, 8/212 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/730 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/730 variables, 6/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/730 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 80/810 variables, 8/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/810 variables, 8/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/810 variables, 0/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 504/1314 variables, 336/571 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1314 variables, 314/885 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1314 variables, 0/885 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1314 variables, 0/885 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 885 constraints, problems are : Problem set: 0 solved, 1 unsolved in 6954 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 486/486 constraints, ReadFeed: 356/356 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7560ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 37 ms.
Support contains 1 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 101 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 101 ms. Remains : 486/486 places, 2907/2907 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 2907/2907 transitions.
Applied a total of 0 rules in 101 ms. Remains 486 /486 variables (removed 0) and now considering 2907/2907 (removed 0) transitions.
[2026-05-24 00:34:27] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:34:27] [INFO ] Invariant cache hit.
[2026-05-24 00:34:28] [INFO ] Implicit Places using invariants in 1194 ms returned []
[2026-05-24 00:34:28] [INFO ] Flow matrix only has 828 transitions (discarded 2079 similar events)
[2026-05-24 00:34:28] [INFO ] Invariant cache hit.
[2026-05-24 00:34:29] [INFO ] State equation strengthened by 356 read => feed constraints.
[2026-05-24 00:34:33] [INFO ] Implicit Places using invariants and state equation in 4711 ms returned []
Implicit Place search using SMT with State Equation took 5906 ms to find 0 implicit places.
[2026-05-24 00:34:33] [INFO ] Redundant transitions in 112 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6125 ms. Remains : 486/486 places, 2907/2907 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2725 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 0 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 0 with 98 rules applied. Total rules applied 99 place count 414 transition count 514
Reduce places removed 98 places and 0 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 197 place count 316 transition count 514
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 197 place count 316 transition count 495
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 244 place count 288 transition count 495
Performed 143 Post agglomeration using F-continuation condition.Transition count delta: 143
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 2 with 286 rules applied. Total rules applied 530 place count 145 transition count 352
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 602 place count 145 transition count 280
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 620 place count 136 transition count 280
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 629 place count 136 transition count 271
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 638 place count 136 transition count 262
Free-agglomeration rule applied 72 times.
Iterating global reduction 4 with 72 rules applied. Total rules applied 710 place count 136 transition count 190
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 4 with 72 rules applied. Total rules applied 782 place count 64 transition count 190
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 791 place count 64 transition count 190
Applied a total of 791 rules in 25 ms. Remains 64 /486 variables (removed 422) and now considering 190/2907 (removed 2717) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12170342380252800647.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17079855517814871380.kers'
[2026-05-24 00:34:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12170342380252800647.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17079855517814871380.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 190 rows 55 cols 677 entries
Finished phase 1 with 45 SingleSign rule and 0 generalized
[2026-05-24 00:34:33] [INFO ] Computed 19 invariants in 0 ms
Computed 19 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17079855517814871380.kers
Total runtime 1 ms.
[2026-05-24 00:34:33] [INFO ] After 26ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 00:34:33] [INFO ] [Nat]Absence check using 19 positive place invariants in 6 ms returned sat
[2026-05-24 00:34:33] [INFO ] After 66ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 00:34:33] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-24 00:34:33] [INFO ] After 9ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 00:34:33] [INFO ] After 23ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 00:34:33] [INFO ] After 134ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 194 ms.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 2705 edges and 486 vertex of which 81 / 486 are part of one of the 9 SCC in 0 ms
Free SCC test removed 72 places
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Ensure Unique test removed 2016 transitions
Reduce isomorphic transitions removed 2295 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 98 transitions
Trivial Post-agglo rules discarded 98 transitions
Performed 98 trivial Post agglomeration. Transition count delta: 98
Iterating post reduction 0 with 98 rules applied. Total rules applied 99 place count 414 transition count 514
Reduce places removed 98 places and 0 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 197 place count 316 transition count 514
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 19 Pre rules applied. Total rules applied 197 place count 316 transition count 495
Deduced a syphon composed of 19 places in 0 ms
Ensure Unique test removed 9 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 244 place count 288 transition count 495
Performed 133 Post agglomeration using F-continuation condition.Transition count delta: 133
Deduced a syphon composed of 133 places in 0 ms
Reduce places removed 133 places and 0 transitions.
Iterating global reduction 2 with 266 rules applied. Total rules applied 510 place count 155 transition count 362
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 582 place count 155 transition count 290
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 600 place count 146 transition count 290
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 609 place count 146 transition count 281
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 618 place count 146 transition count 272
Free-agglomeration rule applied 72 times.
Iterating global reduction 4 with 72 rules applied. Total rules applied 690 place count 146 transition count 200
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 4 with 72 rules applied. Total rules applied 762 place count 74 transition count 200
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 771 place count 74 transition count 200
Applied a total of 771 rules in 27 ms. Remains 74 /486 variables (removed 412) and now considering 200/2907 (removed 2707) transitions.
Running SMT prover for 11 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11934215126358242826.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-590777339475714559.kers'
[2026-05-24 00:34:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11934215126358242826.kers, --Pflows, --basisKERS=/tmp/petrispot-output-590777339475714559.kers]
Culling duplicate invariants (modulo rational): removing 9 columns.
Culled 9 columns in 0 ms.
// Phase 1: matrix 200 rows 65 cols 697 entries
Finished phase 1 with 55 SingleSign rule and 0 generalized
[2026-05-24 00:34:34] [INFO ] Computed 19 invariants in 0 ms
Computed 19 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-590777339475714559.kers
Total runtime 1 ms.
[2026-05-24 00:34:34] [INFO ] After 58ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2026-05-24 00:34:34] [INFO ] [Nat]Absence check using 19 positive place invariants in 6 ms returned sat
[2026-05-24 00:34:34] [INFO ] After 136ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2026-05-24 00:34:34] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-24 00:34:34] [INFO ] After 87ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :11
TRAPS : Iteration 0
[2026-05-24 00:34:34] [INFO ] After 210ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :11
[2026-05-24 00:34:34] [INFO ] After 512ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :11
[2026-05-24 00:34:34] [INFO ] Flatten gal took : 7 ms
[2026-05-24 00:34:34] [INFO ] Flatten gal took : 6 ms
[2026-05-24 00:34:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2695820042500237845.gal : 2 ms
[2026-05-24 00:34:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11328403719551728874.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2695820042500237845.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11328403719551728874.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality11328403719551728874.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 16
Invariant property smplace_800 does not hold.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :16 after 60
Invariant property smplace_801 does not hold.
SDD proceeding with computation,9 properties remain. new max is 4
SDD size :60 after 200
Invariant property smplace_811 does not hold.
Invariant property smplace_810 does not hold.
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :200 after 600
Invariant property smplace_821 does not hold.
Invariant property smplace_820 does not hold.
Invariant property smplace_819 does not hold.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :600 after 1494
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :1494 after 1536
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :1536 after 1560
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :1560 after 1710
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :1710 after 2310
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :2310 after 3024
Invariant property smplace_831 does not hold.
Invariant property smplace_830 does not hold.
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :3024 after 92484
Invariant property smplace_841 does not hold.
Invariant property smplace_840 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 129 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,1.99403e+07,0.068039,6192,2,407,27,5153,6,0,500,3334,0
Total reachable state count : 19940256
Verifying 11 reachability properties.
Invariant property smplace_800 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_800,12,0.06882,6192,2,93,27,5153,7,0,503,3334,0
Invariant property smplace_801 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_801,8,0.069121,6192,2,80,27,5153,8,0,505,3334,0
Invariant property smplace_810 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_810,36,0.0694,6192,2,119,27,5153,9,0,507,3334,0
Invariant property smplace_811 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_811,36,0.069703,6192,2,119,27,5153,10,0,509,3334,0
Invariant property smplace_819 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_819,144,0.070009,6192,2,172,27,5153,11,0,511,3334,0
Invariant property smplace_820 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_820,252,0.070301,6192,2,182,27,5153,12,0,513,3334,0
Invariant property smplace_821 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_821,252,0.070594,6192,2,182,27,5153,13,0,515,3334,0
Invariant property smplace_830 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_830,8064,0.070905,6192,2,287,27,5153,14,0,517,3334,0
Invariant property smplace_831 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_831,8064,0.071223,6192,2,287,27,5153,15,0,519,3334,0
Invariant property smplace_840 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_840,127008,0.071548,6192,2,320,27,5153,16,0,521,3334,0
Invariant property smplace_841 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_841,127008,0.07188,6192,2,320,27,5153,17,0,523,3334,0
ITS tools runner thread asked to quit. Dying gracefully.
Over-approximation ignoring read arcs solved 0 properties in 718 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-24 00:34:35] [INFO ] Flatten gal took : 89 ms
[2026-05-24 00:34:35] [INFO ] Flatten gal took : 86 ms
[2026-05-24 00:34:35] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability8717209092360048620.gal : 15 ms
[2026-05-24 00:34:35] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability13100664749703763720.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability8717209092360048620.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability13100664749703763720.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityFireability13100664749703763720.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :7 after 8
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :8 after 23
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :23 after 30
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :30 after 60
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :60 after 91
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :91 after 288
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :288 after 395
Detected timeout of ITS tools.
[2026-05-24 00:34:38] [INFO ] Flatten gal took : 67 ms
[2026-05-24 00:34:38] [INFO ] Applying decomposition
[2026-05-24 00:34:38] [INFO ] Flatten gal took : 69 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph13148417638470113242.txt' '-o' '/tmp/graph13148417638470113242.bin' '-w' '/tmp/graph13148417638470113242.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13148417638470113242.bin' '-l' '-1' '-v' '-w' '/tmp/graph13148417638470113242.weights' '-q' '0' '-e' '0.001'
[2026-05-24 00:34:38] [INFO ] Decomposing Gal with order
[2026-05-24 00:34:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 00:34:38] [INFO ] Removed a total of 6309 redundant transitions.
[2026-05-24 00:34:39] [INFO ] Flatten gal took : 295 ms
[2026-05-24 00:34:39] [INFO ] Fuse similar labels procedure discarded/fused a total of 631 labels/synchronizations in 116 ms.
[2026-05-24 00:34:39] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability6624845820349941861.gal : 23 ms
[2026-05-24 00:34:39] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability8056087050366651575.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability6624845820349941861.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability8056087050366651575.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityFireability8056087050366651575.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 39090
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :39090 after 39690
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :39690 after 40845
Detected timeout of ITS tools.
[2026-05-24 00:34:42] [INFO ] Flatten gal took : 63 ms
[2026-05-24 00:34:42] [INFO ] Flatten gal took : 68 ms
[2026-05-24 00:34:42] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability8383257673684609482.gal : 12 ms
[2026-05-24 00:34:42] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability1286545955595895949.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability8383257673684609482.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability1286545955595895949.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityFireability1286545955595895949.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :7 after 8
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :8 after 23
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :23 after 30
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :30 after 60
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :60 after 91
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :91 after 288
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :288 after 395
SDD proceeding with computation,11 properties remain. new max is 2048
SDD size :395 after 1330
SDD proceeding with computation,11 properties remain. new max is 4096
SDD size :1330 after 5100
SDD proceeding with computation,11 properties remain. new max is 8192
SDD size :5100 after 13728
SDD proceeding with computation,11 properties remain. new max is 16384
SDD size :13728 after 54523
Detected timeout of ITS tools.
[2026-05-24 00:35:12] [INFO ] Flatten gal took : 64 ms
[2026-05-24 00:35:12] [INFO ] Applying decomposition
[2026-05-24 00:35:12] [INFO ] Flatten gal took : 65 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9977612066668080336.txt' '-o' '/tmp/graph9977612066668080336.bin' '-w' '/tmp/graph9977612066668080336.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9977612066668080336.bin' '-l' '-1' '-v' '-w' '/tmp/graph9977612066668080336.weights' '-q' '0' '-e' '0.001'
[2026-05-24 00:35:12] [INFO ] Decomposing Gal with order
[2026-05-24 00:35:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 00:35:13] [INFO ] Removed a total of 6305 redundant transitions.
[2026-05-24 00:35:13] [INFO ] Flatten gal took : 228 ms
[2026-05-24 00:35:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 702 labels/synchronizations in 82 ms.
[2026-05-24 00:35:13] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability16004420917522797182.gal : 21 ms
[2026-05-24 00:35:13] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability5164971644088103391.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability16004420917522797182.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability5164971644088103391.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityFireability5164971644088103391.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 2356
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :2356 after 683866
Invariant property smplace_841 does not hold.
Invariant property smplace_840 does not hold.
SDD proceeding with computation,9 properties remain. new max is 8
SDD size :683866 after 1.0829e+06
SDD proceeding with computation,9 properties remain. new max is 16
SDD size :1.0829e+06 after 1.08304e+06
SDD proceeding with computation,9 properties remain. new max is 32
SDD size :1.08304e+06 after 1.08506e+06
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :1.08506e+06 after 2.36141e+06
Detected timeout of ITS tools.
[2026-05-24 00:35:43] [INFO ] Flatten gal took : 63 ms
[2026-05-24 00:35:43] [INFO ] Flatten gal took : 65 ms
[2026-05-24 00:35:43] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability6735641462520130606.gal : 17 ms
[2026-05-24 00:35:43] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability8286588507462254699.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability6735641462520130606.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability8286588507462254699.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityFireability8286588507462254699.prop.
SDD proceeding with computation,9 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,9 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,9 properties remain. new max is 16
SDD size :7 after 8
SDD proceeding with computation,9 properties remain. new max is 32
SDD size :8 after 23
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :23 after 30
SDD proceeding with computation,9 properties remain. new max is 128
SDD size :30 after 60
SDD proceeding with computation,9 properties remain. new max is 256
SDD size :60 after 91
SDD proceeding with computation,9 properties remain. new max is 512
SDD size :91 after 288
SDD proceeding with computation,9 properties remain. new max is 1024
SDD size :288 after 395
SDD proceeding with computation,9 properties remain. new max is 2048
SDD size :395 after 1330
SDD proceeding with computation,9 properties remain. new max is 4096
SDD size :1330 after 5100
SDD proceeding with computation,9 properties remain. new max is 8192
SDD size :5100 after 13728
SDD proceeding with computation,9 properties remain. new max is 16384
SDD size :13728 after 54523
SDD proceeding with computation,9 properties remain. new max is 32768
SDD size :54523 after 99770
SDD proceeding with computation,9 properties remain. new max is 65536
SDD size :99770 after 270436
SDD proceeding with computation,9 properties remain. new max is 131072
SDD size :270436 after 1.32545e+06
Detected timeout of ITS tools.
[2026-05-24 00:40:43] [INFO ] Flatten gal took : 65 ms
[2026-05-24 00:40:43] [INFO ] Applying decomposition
[2026-05-24 00:40:44] [INFO ] Flatten gal took : 67 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph16171973487532169827.txt' '-o' '/tmp/graph16171973487532169827.bin' '-w' '/tmp/graph16171973487532169827.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16171973487532169827.bin' '-l' '-1' '-v' '-w' '/tmp/graph16171973487532169827.weights' '-q' '0' '-e' '0.001'
[2026-05-24 00:40:44] [INFO ] Decomposing Gal with order
[2026-05-24 00:40:44] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 00:40:44] [INFO ] Removed a total of 6093 redundant transitions.
[2026-05-24 00:40:44] [INFO ] Flatten gal took : 238 ms
[2026-05-24 00:40:44] [INFO ] Fuse similar labels procedure discarded/fused a total of 740 labels/synchronizations in 104 ms.
[2026-05-24 00:40:44] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability4477161246640678398.gal : 20 ms
[2026-05-24 00:40:44] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability1956060050904964614.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability4477161246640678398.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability1956060050904964614.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityFireability1956060050904964614.prop.
SDD proceeding with computation,9 properties remain. new max is 4
SDD size :1 after 32
SDD proceeding with computation,9 properties remain. new max is 8
SDD size :32 after 32
SDD proceeding with computation,9 properties remain. new max is 16
SDD size :32 after 528
SDD proceeding with computation,9 properties remain. new max is 32
SDD size :528 after 944
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :944 after 8884
Invariant property smplace_820 does not hold.
Invariant property smplace_819 does not hold.
Invariant property smplace_801 does not hold.
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :8884 after 83224
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :83224 after 3.29108e+06
Detected timeout of ITS tools.
[2026-05-24 00:45:45] [INFO ] Flatten gal took : 61 ms
[2026-05-24 00:45:45] [INFO ] Flatten gal took : 63 ms
[2026-05-24 00:45:45] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability17046834107351089017.gal : 11 ms
[2026-05-24 00:45:45] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability11977511471656622759.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability17046834107351089017.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability11977511471656622759.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityFireability11977511471656622759.prop.
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :7 after 8
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :8 after 23
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :23 after 30
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :30 after 60
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :60 after 91
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :91 after 288
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :288 after 395
SDD proceeding with computation,6 properties remain. new max is 2048
SDD size :395 after 1330
SDD proceeding with computation,6 properties remain. new max is 4096
SDD size :1330 after 5100
SDD proceeding with computation,6 properties remain. new max is 8192
SDD size :5100 after 13728
SDD proceeding with computation,6 properties remain. new max is 16384
SDD size :13728 after 54523
SDD proceeding with computation,6 properties remain. new max is 32768
SDD size :54523 after 99770
SDD proceeding with computation,6 properties remain. new max is 65536
SDD size :99770 after 270436
SDD proceeding with computation,6 properties remain. new max is 131072
SDD size :270436 after 1.32545e+06
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
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="EisenbergMcGuire-PT-09"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 2-5973"
echo " Executing tool itstools"
echo " Input is EisenbergMcGuire-PT-09, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r120-smll-177955742400178"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/EisenbergMcGuire-PT-09.tgz
mv EisenbergMcGuire-PT-09 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;