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.r210-tall-174894547500347.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 ShieldIIPt-PT-040A, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-tall-174894547500347
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 668K
-rw-r--r-- 1 mcc users 6.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K 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 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 151K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K 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 3.7K 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 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 212K 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 1749026063109

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldIIPt-PT-040A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-04 08:34:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-04 08:34:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 08:34:24] [INFO ] Load time of PNML (sax parser for PT used): 134 ms
[2025-06-04 08:34:24] [INFO ] Transformed 763 places.
[2025-06-04 08:34:24] [INFO ] Transformed 563 transitions.
[2025-06-04 08:34:24] [INFO ] Found NUPN structural information;
[2025-06-04 08:34:24] [INFO ] Parsed PT model containing 763 places and 563 transitions and 2406 arcs in 270 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 763/763 places, 563/563 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 763 transition count 562
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 1 place count 763 transition count 561
Deduced a syphon composed of 1 places in 9 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 3 place count 762 transition count 561
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 5 place count 761 transition count 560
Applied a total of 5 rules in 113 ms. Remains 761 /763 variables (removed 2) and now considering 560/563 (removed 3) transitions.
// Phase 1: matrix 560 rows 761 cols
[2025-06-04 08:34:24] [INFO ] Computed 361 invariants in 19 ms
[2025-06-04 08:34:25] [INFO ] Implicit Places using invariants in 685 ms returned [753, 754]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 738 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 759/763 places, 560/563 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 759 transition count 559
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 758 transition count 559
Applied a total of 2 rules in 19 ms. Remains 758 /759 variables (removed 1) and now considering 559/560 (removed 1) transitions.
// Phase 1: matrix 559 rows 758 cols
[2025-06-04 08:34:25] [INFO ] Computed 359 invariants in 11 ms
[2025-06-04 08:34:26] [INFO ] Implicit Places using invariants in 557 ms returned [747]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 560 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 757/763 places, 559/563 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 756 transition count 558
Applied a total of 2 rules in 29 ms. Remains 756 /757 variables (removed 1) and now considering 558/559 (removed 1) transitions.
// Phase 1: matrix 558 rows 756 cols
[2025-06-04 08:34:26] [INFO ] Computed 358 invariants in 4 ms
[2025-06-04 08:34:26] [INFO ] Implicit Places using invariants in 394 ms returned []
[2025-06-04 08:34:26] [INFO ] Invariant cache hit.
[2025-06-04 08:34:27] [INFO ] Implicit Places using invariants and state equation in 752 ms returned []
Implicit Place search using SMT with State Equation took 1149 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 756/763 places, 558/563 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 2638 ms. Remains : 756/763 places, 558/563 transitions.
Discarding 159 transitions out of 558. Remains 399
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (8 resets) in 3108 ms. (12 steps per ms) remains 165/398 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 165/165 properties
BEST_FIRST walk for 402 steps (8 resets) in 13 ms. (28 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 24 ms. (16 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 22 ms. (17 steps per ms) remains 165/165 properties
BEST_FIRST walk for 402 steps (8 resets) in 25 ms. (15 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 19 ms. (20 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 17 ms. (22 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 22 ms. (17 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 18 ms. (21 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 165/165 properties
BEST_FIRST walk for 402 steps (8 resets) in 13 ms. (28 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 165/165 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 402 steps (8 resets) in 11 ms. (33 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 29 ms. (13 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 401 steps (8 resets) in 9 ms. (40 steps per ms) remains 165/165 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 165/165 properties
[2025-06-04 08:34:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/322 variables, 322/322 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/322 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 2 (OVERLAPS) 37/359 variables, 169/491 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/359 variables, 37/528 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/359 variables, 0/528 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 5 (OVERLAPS) 397/756 variables, 189/717 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 6 (INCLUDED_ONLY) 0/756 variables, 397/1114 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 756/1314 variables, and 1114 constraints, problems are : Problem set: 0 solved, 165 unsolved in 5019 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 0/756 constraints, PredecessorRefiner: 165/165 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 165 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/322 variables, 322/322 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/322 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 2 (OVERLAPS) 37/359 variables, 169/491 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/359 variables, 37/528 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/359 variables, 0/528 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 5 (OVERLAPS) 397/756 variables, 189/717 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/756 variables, 397/1114 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 8 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1314 variables, 165/2035 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 2035 constraints, problems are : Problem set: 0 solved, 165 unsolved in 5018 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, PredecessorRefiner: 165/165 constraints, Known Traps: 0/0 constraints]
After SMT, in 10164ms problems are : Problem set: 0 solved, 165 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 322 out of 756 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 756/756 places, 558/558 transitions.
Partial Free-agglomeration rule applied 43 times.
Drop transitions (Partial Free agglomeration) removed 43 transitions
Iterating global reduction 0 with 43 rules applied. Total rules applied 43 place count 756 transition count 558
Applied a total of 43 rules in 85 ms. Remains 756 /756 variables (removed 0) and now considering 558/558 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 85 ms. Remains : 756/756 places, 558/558 transitions.
RANDOM walk for 4000000 steps (8 resets) in 58410 ms. (68 steps per ms) remains 54/165 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2168 ms. (184 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2166 ms. (184 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2143 ms. (186 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2151 ms. (185 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2156 ms. (185 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2170 ms. (184 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2185 ms. (182 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2180 ms. (183 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2195 ms. (182 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2192 ms. (182 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2209 ms. (180 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2194 ms. (182 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2180 ms. (183 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2173 ms. (183 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2162 ms. (184 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2314 ms. (172 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2180 ms. (183 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2547 ms. (156 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3410 ms. (117 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3438 ms. (116 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3196 ms. (125 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2958 ms. (135 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 3199 ms. (125 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3104 ms. (128 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2997 ms. (133 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400002 steps (8 resets) in 2641 ms. (151 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2731 ms. (146 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3064 ms. (130 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2200 ms. (181 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2184 ms. (183 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2193 ms. (182 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2177 ms. (183 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 2190 ms. (182 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2177 ms. (183 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2184 ms. (183 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 2186 ms. (182 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400002 steps (8 resets) in 2706 ms. (147 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 3110 ms. (128 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 4227 ms. (94 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 4440 ms. (90 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 4354 ms. (91 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 4209 ms. (95 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 4376 ms. (91 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 4117 ms. (97 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 4328 ms. (92 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 4104 ms. (97 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 4037 ms. (99 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 4165 ms. (96 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (8 resets) in 4086 ms. (97 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 4096 ms. (97 steps per ms) remains 54/54 properties
// Phase 1: matrix 558 rows 756 cols
[2025-06-04 08:35:34] [INFO ] Computed 358 invariants in 3 ms
[2025-06-04 08:35:34] [INFO ] State equation strengthened by 24 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/107 variables, 107/107 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/107 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (OVERLAPS) 16/123 variables, 58/165 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 16/181 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (OVERLAPS) 633/756 variables, 300/481 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/756 variables, 633/1114 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 8 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 54 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1314 variables, 24/1894 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1314 variables, 0/1894 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 11 (OVERLAPS) 0/1314 variables, 0/1894 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 1894 constraints, problems are : Problem set: 0 solved, 54 unsolved in 4876 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 54 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/107 variables, 107/107 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/107 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (OVERLAPS) 16/123 variables, 58/165 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 16/181 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (OVERLAPS) 633/756 variables, 300/481 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/756 variables, 633/1114 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 8 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1314 variables, 24/1894 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1314 variables, 54/1948 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1314 variables, 0/1948 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 12 (OVERLAPS) 0/1314 variables, 0/1948 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 1948 constraints, problems are : Problem set: 0 solved, 54 unsolved in 11559 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, ReadFeed: 24/24 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints]
After SMT, in 16484ms problems are : Problem set: 0 solved, 54 unsolved
Fused 54 Parikh solutions to 49 different solutions.
Parikh walk visited 1 properties in 30249 ms.
Support contains 104 out of 756 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 756/756 places, 558/558 transitions.
Partial Free-agglomeration rule applied 26 times.
Drop transitions (Partial Free agglomeration) removed 26 transitions
Iterating global reduction 0 with 26 rules applied. Total rules applied 26 place count 756 transition count 558
Applied a total of 26 rules in 71 ms. Remains 756 /756 variables (removed 0) and now considering 558/558 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71 ms. Remains : 756/756 places, 558/558 transitions.
RANDOM walk for 4000000 steps (8 resets) in 43666 ms. (91 steps per ms) remains 3/53 properties
BEST_FIRST walk for 3848741 steps (8 resets) in 20004 ms. (192 steps per ms) remains 3/3 properties
BEST_FIRST walk for 3647271 steps (8 resets) in 20004 ms. (182 steps per ms) remains 3/3 properties
BEST_FIRST walk for 3750868 steps (8 resets) in 20004 ms. (187 steps per ms) remains 3/3 properties
// Phase 1: matrix 558 rows 756 cols
[2025-06-04 08:36:50] [INFO ] Computed 358 invariants in 3 ms
[2025-06-04 08:36:50] [INFO ] State equation strengthened by 36 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/10 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 746/756 variables, 354/368 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/756 variables, 746/1114 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1314 variables, 36/1906 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1314 variables, 0/1906 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/1314 variables, 0/1906 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1314/1314 variables, and 1906 constraints, problems are : Problem set: 0 solved, 3 unsolved in 542 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/10 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 746/756 variables, 354/368 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/756 variables, 746/1114 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/756 variables, 0/1114 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 558/1314 variables, 756/1870 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1314 variables, 36/1906 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1314 variables, 3/1909 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1314 variables, 0/1909 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 0/1314 variables, 0/1909 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1314/1314 variables, and 1909 constraints, problems are : Problem set: 0 solved, 3 unsolved in 766 ms.
Refiners :[Domain max(s): 756/756 constraints, Positive P Invariants (semi-flows): 358/358 constraints, State Equation: 756/756 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1339ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 5355 ms.
Support contains 6 out of 756 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 756/756 places, 558/558 transitions.
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 0 with 9 rules applied. Total rules applied 9 place count 756 transition count 558
Applied a total of 9 rules in 75 ms. Remains 756 /756 variables (removed 0) and now considering 558/558 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 77 ms. Remains : 756/756 places, 558/558 transitions.
RANDOM walk for 2363207 steps (5 resets) in 29748 ms. (79 steps per ms) remains 0/3 properties
Able to resolve query QuasiLiveness after proving 399 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 166217 ms.
ITS solved all properties within timeout

BK_STOP 1749026230675

--------------------
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="ShieldIIPt-PT-040A"
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 ShieldIIPt-PT-040A, 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 r210-tall-174894547500347"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-040A.tgz
mv ShieldIIPt-PT-040A 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 ;