Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r098-smll-174860112400277.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)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is FlexibleBarrier-PT-08b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-smll-174860112400277
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 664K
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K 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 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 241K 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1748687634176

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-08b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-31 10:33:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-31 10:33:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 10:33:57] [INFO ] Load time of PNML (sax parser for PT used): 413 ms
[2025-05-31 10:33:57] [INFO ] Transformed 920 places.
[2025-05-31 10:33:57] [INFO ] Transformed 1057 transitions.
[2025-05-31 10:33:57] [INFO ] Found NUPN structural information;
[2025-05-31 10:33:57] [INFO ] Parsed PT model containing 920 places and 1057 transitions and 2627 arcs in 668 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 920/920 places, 1057/1057 transitions.
Graph (trivial) has 894 edges and 920 vertex of which 50 / 920 are part of one of the 8 SCC in 21 ms
Free SCC test removed 42 places
Ensure Unique test removed 43 transitions
Reduce isomorphic transitions removed 43 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 241 rules applied. Total rules applied 242 place count 878 transition count 773
Reduce places removed 241 places and 0 transitions.
Iterating post reduction 1 with 241 rules applied. Total rules applied 483 place count 637 transition count 773
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 56 Pre rules applied. Total rules applied 483 place count 637 transition count 717
Deduced a syphon composed of 56 places in 8 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 595 place count 581 transition count 717
Performed 367 Post agglomeration using F-continuation condition.Transition count delta: 367
Deduced a syphon composed of 367 places in 1 ms
Reduce places removed 367 places and 0 transitions.
Iterating global reduction 2 with 734 rules applied. Total rules applied 1329 place count 214 transition count 350
Applied a total of 1329 rules in 290 ms. Remains 214 /920 variables (removed 706) and now considering 350/1057 (removed 707) transitions.
[2025-05-31 10:33:58] [INFO ] Flow matrix only has 327 transitions (discarded 23 similar events)
// Phase 1: matrix 327 rows 214 cols
[2025-05-31 10:33:58] [INFO ] Computed 10 invariants in 47 ms
[2025-05-31 10:33:58] [INFO ] Implicit Places using invariants in 756 ms returned []
[2025-05-31 10:33:58] [INFO ] Flow matrix only has 327 transitions (discarded 23 similar events)
[2025-05-31 10:33:58] [INFO ] Invariant cache hit.
[2025-05-31 10:33:59] [INFO ] State equation strengthened by 49 read => feed constraints.
[2025-05-31 10:33:59] [INFO ] Implicit Places using invariants and state equation in 958 ms returned []
Implicit Place search using SMT with State Equation took 1812 ms to find 0 implicit places.
Running 349 sub problems to find dead transitions.
[2025-05-31 10:34:00] [INFO ] Flow matrix only has 327 transitions (discarded 23 similar events)
[2025-05-31 10:34:00] [INFO ] Invariant cache hit.
[2025-05-31 10:34:00] [INFO ] State equation strengthened by 49 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/213 variables, 213/213 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/213 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 2 (OVERLAPS) 1/214 variables, 10/223 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/214 variables, 1/224 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 5 (OVERLAPS) 326/540 variables, 214/438 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 48/486 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/540 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 8 (OVERLAPS) 1/541 variables, 1/487 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/541 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 349 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 541/541 variables, and 487 constraints, problems are : Problem set: 0 solved, 349 unsolved in 30058 ms.
Refiners :[Domain max(s): 214/214 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 214/214 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 349/349 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 349 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/213 variables, 213/213 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/213 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 2 (OVERLAPS) 1/214 variables, 10/223 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/214 variables, 1/224 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 5 (OVERLAPS) 326/540 variables, 214/438 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 48/486 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/540 variables, 349/835 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/540 variables, 0/835 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 9 (OVERLAPS) 1/541 variables, 1/836 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/541 variables, 0/836 constraints. Problems are: Problem set: 0 solved, 349 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 541/541 variables, and 836 constraints, problems are : Problem set: 0 solved, 349 unsolved in 30033 ms.
Refiners :[Domain max(s): 214/214 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 214/214 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 349/349 constraints, Known Traps: 0/0 constraints]
After SMT, in 61114ms problems are : Problem set: 0 solved, 349 unsolved
Search for dead transitions found 0 dead transitions in 61167ms
Starting structural reductions in LIVENESS mode, iteration 1 : 214/920 places, 350/1057 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 63355 ms. Remains : 214/920 places, 350/1057 transitions.
Discarding 195 transitions out of 350. Remains 155
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (2927 resets) in 3853 ms. (10 steps per ms) remains 102/154 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 102/102 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 102/102 properties
[2025-05-31 10:35:02] [INFO ] Flow matrix only has 327 transitions (discarded 23 similar events)
[2025-05-31 10:35:02] [INFO ] Invariant cache hit.
[2025-05-31 10:35:02] [INFO ] State equation strengthened by 49 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 159/159 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 2 (OVERLAPS) 55/214 variables, 10/169 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/214 variables, 55/224 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 5 (OVERLAPS) 326/540 variables, 214/438 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 48/486 constraints. Problems are: Problem set: 0 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/540 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 102 unsolved
SMT process timed out in 5106ms, After SMT, problems are : Problem set: 0 solved, 102 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 159 out of 214 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 214/214 places, 350/350 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 214 transition count 326
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 25 place count 213 transition count 325
Iterating global reduction 1 with 1 rules applied. Total rules applied 26 place count 213 transition count 325
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 27 place count 213 transition count 324
Free-agglomeration rule applied 27 times.
Iterating global reduction 2 with 27 rules applied. Total rules applied 54 place count 213 transition count 297
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 2 with 27 rules applied. Total rules applied 81 place count 186 transition count 297
Applied a total of 81 rules in 113 ms. Remains 186 /214 variables (removed 28) and now considering 297/350 (removed 53) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 113 ms. Remains : 186/214 places, 297/350 transitions.
RANDOM walk for 4000000 steps (327304 resets) in 38840 ms. (102 steps per ms) remains 12/102 properties
BEST_FIRST walk for 4000004 steps (6741 resets) in 2648 ms. (1510 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (6756 resets) in 1743 ms. (2293 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (6743 resets) in 2984 ms. (1340 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (6750 resets) in 1753 ms. (2280 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000003 steps (6750 resets) in 1738 ms. (2300 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (6757 resets) in 1753 ms. (2280 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (6748 resets) in 1731 ms. (2309 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (6754 resets) in 1768 ms. (2261 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (6754 resets) in 1731 ms. (2309 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (6751 resets) in 1729 ms. (2312 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (6739 resets) in 1741 ms. (2296 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (6747 resets) in 1736 ms. (2302 steps per ms) remains 12/12 properties
// Phase 1: matrix 297 rows 186 cols
[2025-05-31 10:35:24] [INFO ] Computed 10 invariants in 5 ms
[2025-05-31 10:35:24] [INFO ] State equation strengthened by 67 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 90/103 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/103 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 83/186 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 297/483 variables, 186/196 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/483 variables, 67/263 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 0/483 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 483/483 variables, and 263 constraints, problems are : Problem set: 0 solved, 12 unsolved in 865 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 186/186 constraints, ReadFeed: 67/67 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 90/103 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/103 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 83/186 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 297/483 variables, 186/196 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/483 variables, 67/263 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 12/275 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (OVERLAPS) 0/483 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 483/483 variables, and 275 constraints, problems are : Problem set: 0 solved, 12 unsolved in 755 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 186/186 constraints, ReadFeed: 67/67 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 1644ms problems are : Problem set: 0 solved, 12 unsolved
Finished Parikh walk after 4804 steps, including 165 resets, run visited all 12 properties in 72 ms. (steps per millisecond=66 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 12 properties in 93 ms.
Able to resolve query QuasiLiveness after proving 155 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 89587 ms.
ITS solved all properties within timeout

BK_STOP 1748687726659

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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="FlexibleBarrier-PT-08b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2024"
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 gold2024"
echo " Input is FlexibleBarrier-PT-08b, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r098-smll-174860112400277"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-08b.tgz
mv FlexibleBarrier-PT-08b execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;