Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r063-smll-174854070400114.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..............................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is Dekker-PT-015, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r063-smll-174854070400114
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 600K
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 76K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 107K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 141K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME Liveness

=== Now, execution of the tool begins

BK_START 1748586519279

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Dekker-PT-015
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
Liveness PT
Running Version 202505121319
[2025-05-30 06:28:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-05-30 06:28:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 06:28:41] [INFO ] Load time of PNML (sax parser for PT used): 173 ms
[2025-05-30 06:28:41] [INFO ] Transformed 75 places.
[2025-05-30 06:28:41] [INFO ] Transformed 255 transitions.
[2025-05-30 06:28:41] [INFO ] Found NUPN structural information;
[2025-05-30 06:28:41] [INFO ] Parsed PT model containing 75 places and 255 transitions and 1830 arcs in 369 ms.
Built sparse matrix representations for Structural reductions in 27 ms.8225KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 75/75 places, 255/255 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 83 ms. Remains 75 /75 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 112 ms. Remains : 75/75 places, 255/255 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 75/75 places, 255/255 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 54 ms. Remains 75 /75 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2025-05-30 06:28:42] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
// Phase 1: matrix 60 rows 75 cols
[2025-05-30 06:28:42] [INFO ] Computed 45 invariants in 13 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:28:42] [INFO ] Implicit Places using invariants in 404 ms returned []
[2025-05-30 06:28:42] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2025-05-30 06:28:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:28:43] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-05-30 06:28:43] [INFO ] Implicit Places using invariants and state equation in 252 ms returned []
Implicit Place search using SMT with State Equation took 729 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 06:28:43] [INFO ] Redundant transitions in 23 ms returned []
Running 240 sub problems to find dead transitions.
[2025-05-30 06:28:43] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2025-05-30 06:28:43] [INFO ] Invariant cache hit.
[2025-05-30 06:28:43] [INFO ] State equation strengthened by 15 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 15/75 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 15/90 constraints. Problems are: Problem set: 0 solved, 240 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 91 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:45] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:46] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 20/110 constraints. Problems are: Problem set: 0 solved, 240 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:46] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:28:47] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 18/128 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 6 (OVERLAPS) 15/75 variables, 15/143 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 15/158 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 9 (OVERLAPS) 60/135 variables, 75/233 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/135 variables, 15/248 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/135 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 12 (OVERLAPS) 0/135 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 240 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 248 constraints, problems are : Problem set: 0 solved, 240 unsolved in 18805 ms.
Refiners :[Domain max(s): 75/75 constraints, Positive P Invariants (semi-flows): 30/30 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 75/75 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 240/240 constraints, Known Traps: 38/38 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 240 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 15/75 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 15/90 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 38/128 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 5 (OVERLAPS) 15/75 variables, 15/143 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 15/158 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 8 (OVERLAPS) 60/135 variables, 75/233 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/135 variables, 15/248 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/135 variables, 240/488 constraints. Problems are: Problem set: 0 solved, 240 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:08] [INFO ] Deduced a trap composed of 4 places in 99 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:08] [INFO ] Deduced a trap composed of 4 places in 83 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:09] [INFO ] Deduced a trap composed of 4 places in 85 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:09] [INFO ] Deduced a trap composed of 4 places in 71 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:09] [INFO ] Deduced a trap composed of 4 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:09] [INFO ] Deduced a trap composed of 4 places in 50 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:09] [INFO ] Deduced a trap composed of 4 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:09] [INFO ] Deduced a trap composed of 4 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:09] [INFO ] Deduced a trap composed of 4 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:09] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:09] [INFO ] Deduced a trap composed of 4 places in 71 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:09] [INFO ] Deduced a trap composed of 4 places in 73 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:09] [INFO ] Deduced a trap composed of 4 places in 62 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:10] [INFO ] Deduced a trap composed of 4 places in 54 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:10] [INFO ] Deduced a trap composed of 4 places in 53 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:10] [INFO ] Deduced a trap composed of 4 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:10] [INFO ] Deduced a trap composed of 4 places in 57 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:10] [INFO ] Deduced a trap composed of 4 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:10] [INFO ] Deduced a trap composed of 4 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:10] [INFO ] Deduced a trap composed of 4 places in 56 ms of which 5 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/135 variables, 20/508 constraints. Problems are: Problem set: 0 solved, 240 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:11] [INFO ] Deduced a trap composed of 4 places in 63 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:11] [INFO ] Deduced a trap composed of 4 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:11] [INFO ] Deduced a trap composed of 4 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:11] [INFO ] Deduced a trap composed of 4 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:11] [INFO ] Deduced a trap composed of 4 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:11] [INFO ] Deduced a trap composed of 4 places in 55 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:11] [INFO ] Deduced a trap composed of 4 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:11] [INFO ] Deduced a trap composed of 4 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:12] [INFO ] Deduced a trap composed of 4 places in 52 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:12] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:12] [INFO ] Deduced a trap composed of 4 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:12] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:12] [INFO ] Deduced a trap composed of 4 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:12] [INFO ] Deduced a trap composed of 4 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:12] [INFO ] Deduced a trap composed of 4 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:13] [INFO ] Deduced a trap composed of 4 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:13] [INFO ] Deduced a trap composed of 4 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:13] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/135 variables, 18/526 constraints. Problems are: Problem set: 0 solved, 240 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:14] [INFO ] Deduced a trap composed of 4 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:15] [INFO ] Deduced a trap composed of 4 places in 53 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:15] [INFO ] Deduced a trap composed of 4 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:15] [INFO ] Deduced a trap composed of 4 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:15] [INFO ] Deduced a trap composed of 4 places in 61 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:15] [INFO ] Deduced a trap composed of 4 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:16] [INFO ] Deduced a trap composed of 4 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:16] [INFO ] Deduced a trap composed of 4 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:16] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:16] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:16] [INFO ] Deduced a trap composed of 4 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:16] [INFO ] Deduced a trap composed of 4 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:16] [INFO ] Deduced a trap composed of 4 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:16] [INFO ] Deduced a trap composed of 4 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:16] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/135 variables, 15/541 constraints. Problems are: Problem set: 0 solved, 240 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:18] [INFO ] Deduced a trap composed of 4 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:19] [INFO ] Deduced a trap composed of 4 places in 40 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/135 variables, 2/543 constraints. Problems are: Problem set: 0 solved, 240 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:19] [INFO ] Deduced a trap composed of 4 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:20] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:20] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:21] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/135 variables, 4/547 constraints. Problems are: Problem set: 0 solved, 240 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:22] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:22] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 2 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/135 variables, 2/549 constraints. Problems are: Problem set: 0 solved, 240 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:25] [INFO ] Deduced a trap composed of 4 places in 31 ms of which 2 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/135 variables, 1/550 constraints. Problems are: Problem set: 0 solved, 240 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:27] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:28] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 3 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/135 variables, 2/552 constraints. Problems are: Problem set: 0 solved, 240 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 06:29:30] [INFO ] Deduced a trap composed of 4 places in 49 ms of which 2 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/135 variables, 1/553 constraints. Problems are: Problem set: 0 solved, 240 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 135/135 variables, and 553 constraints, problems are : Problem set: 0 solved, 240 unsolved in 30040 ms.
Refiners :[Domain max(s): 75/75 constraints, Positive P Invariants (semi-flows): 30/30 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 75/75 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 240/240 constraints, Known Traps: 103/103 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 49190ms problems are : Problem set: 0 solved, 240 unsolved
Search for dead transitions found 0 dead transitions in 49218ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 50054 ms. Remains : 75/75 places, 255/255 transitions.
Random walk for 1250000 steps, including 0 resets, run took 6128 ms (no deadlock found). (steps per millisecond=203 )
Random directed walk for 1250004 steps, including 0 resets, run took 5607 ms (no deadlock found). (steps per millisecond=222 )
[2025-05-30 06:29:44] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2025-05-30 06:29:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2025-05-30 06:29:44] [INFO ] [Real]Absence check using 30 positive place invariants in 17 ms returned sat
[2025-05-30 06:29:44] [INFO ] [Real]Absence check using 30 positive and 15 generalized place invariants in 3 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 75/75 places, 255/255 transitions.
Applied a total of 0 rules in 6 ms. Remains 75 /75 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2025-05-30 06:29:44] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2025-05-30 06:29:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:29:44] [INFO ] Implicit Places using invariants in 337 ms returned [30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, 63, 66, 69, 72]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 350 ms to find 15 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 60/75 places, 255/255 transitions.
Applied a total of 0 rules in 4 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 360 ms. Remains : 60/75 places, 255/255 transitions.
Discarding 15 transitions out of 255. Remains 240
[2025-05-30 06:29:45] [INFO ] Flatten gal took : 114 ms
RANDOM walk for 40000 steps (8 resets) in 2485 ms. (16 steps per ms) remains 15/240 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 14/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 13/14 properties
[2025-05-30 06:29:45] [INFO ] Flatten gal took : 48 ms
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 12/13 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 11/12 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 9/11 properties
[2025-05-30 06:29:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8076080695924871451.gal : 21 ms
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 8/9 properties
[2025-05-30 06:29:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7650679241693325008.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8076080695924871451.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7650679241693325008.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 7/8 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 6/7 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 5/6 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 4/5 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 3/4 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 2/3 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 1/2 properties
BEST_FIRST walk for 128 steps (0 resets) in 4 ms. (25 steps per ms) remains 0/1 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 240 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 75/75 places, 255/255 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2025-05-30 06:29:45] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2025-05-30 06:29:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:29:45] [INFO ] Implicit Places using invariants in 237 ms returned [30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, 63, 66, 69, 72]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 239 ms to find 15 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 60/75 places, 255/255 transitions.
Applied a total of 0 rules in 7 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 248 ms. Remains : 60/75 places, 255/255 transitions.
Discarding 15 transitions out of 255. Remains 240
Net is quasi-live, checking if it is reversible to establish liveness.
[2025-05-30 06:29:45] [INFO ] Flatten gal took : 37 ms
[2025-05-30 06:29:45] [INFO ] Flatten gal took : 31 ms
[2025-05-30 06:29:45] [INFO ] Time to serialize gal into /tmp/CTLFireability13596045314952382476.gal : 11 ms
[2025-05-30 06:29:45] [INFO ] Time to serialize properties into /tmp/CTLFireability10335113776086059793.ctl : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13596045314952382476.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10335113776086059793.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,278528,0.084693,6628,2,187,5,4281,6,0,498,2016,0


Converting to forward existential form...Done !
original formula: AG(EF((((((((flag_0_0==1)&&(flag_1_0==0))&&((flag_0_1==1)&&(flag_1_1==0)))&&(((flag_0_2==1)&&(flag_1_2==0))&&((flag_0_3==1)&&(flag_1_3==0...942
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((((((flag_0_0==1)&&(flag_1_0==0))&&((flag_0_1==1)&&(flag_1_1==0)))&&(((flag_0_2...1002
Reverse transition relation is NOT exact ! Due to transitions exit_0, exit_1, exit_2, exit_3, exit_4, exit_5, exit_6, exit_7, exit_8, exit_9, exit_10, exit...287
(forward)formula 0,1,0.255063,9188,1,0,535,32250,531,259,4400,20925,524
Formula is TRUE !

***************************************

Able to resolve query Liveness after proving 1 properties.
FORMULA Liveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS BESTFIRST_WALK TOPOLOGICAL QUASI_LIVE_REVERSIBLE
Total runtime 64749 ms.

BK_STOP 1748586586364

--------------------
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
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution Liveness -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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -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="Dekker-PT-015"
export BK_EXAMINATION="Liveness"
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 2-5832"
echo " Executing tool itstools"
echo " Input is Dekker-PT-015, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r063-smll-174854070400114"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Dekker-PT-015.tgz
mv Dekker-PT-015 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;