Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r086-smll-174860102500447.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 itstools
Input is FlexibleBarrier-PT-08b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r086-smll-174860102500447
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 672K
-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 6.5K May 29 14:32 GenericPropertiesVerdict.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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-00
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-01
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-02
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-03
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-04
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-05
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-06
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-07
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-08
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-09
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-10
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-11
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-12
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-13
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-14
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748929044091

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-08b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-03 05:37:26] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 05:37:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 05:37:26] [INFO ] Load time of PNML (sax parser for PT used): 256 ms
[2025-06-03 05:37:26] [INFO ] Transformed 920 places.
[2025-06-03 05:37:26] [INFO ] Transformed 1057 transitions.
[2025-06-03 05:37:26] [INFO ] Found NUPN structural information;
[2025-06-03 05:37:26] [INFO ] Parsed PT model containing 920 places and 1057 transitions and 2627 arcs in 487 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 30 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (631 resets) in 2144 ms. (18 steps per ms) remains 11/16 properties
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (79 resets) in 281 ms. (141 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (80 resets) in 288 ms. (138 steps per ms) remains 11/11 properties
[2025-06-03 05:37:28] [INFO ] Flatten gal took : 394 ms
BEST_FIRST walk for 40002 steps (66 resets) in 1428 ms. (27 steps per ms) remains 10/11 properties
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-15 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (78 resets) in 228 ms. (174 steps per ms) remains 10/10 properties
[2025-06-03 05:37:28] [INFO ] Flatten gal took : 228 ms
BEST_FIRST walk for 40004 steps (73 resets) in 104 ms. (380 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (77 resets) in 196 ms. (203 steps per ms) remains 10/10 properties
[2025-06-03 05:37:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3863689324669790826.gal : 138 ms
BEST_FIRST walk for 40004 steps (13 resets) in 272 ms. (146 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (62 resets) in 457 ms. (87 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (61 resets) in 109 ms. (363 steps per ms) remains 10/10 properties
[2025-06-03 05:37:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11890511372130189618.prop : 12 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/ReachabilityCardinality3863689324669790826.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11890511372130189618.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (75 resets) in 145 ms. (273 steps per ms) remains 8/10 properties
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-06 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK

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 ...329
// Phase 1: matrix 1057 rows 920 cols
[2025-06-03 05:37:28] [INFO ] Computed 10 invariants in 74 ms
Loading property file /tmp/ReachabilityCardinality11890511372130189618.prop.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/131 variables, 131/131 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/131 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :10 after 32
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :32 after 584
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :584 after 13855
SDD proceeding with computation,10 properties remain. new max is 128
SDD size :13855 after 7.97705e+06
SDD proceeding with computation,10 properties remain. new max is 256
SDD size :7.97705e+06 after 1.24059e+11
Problem FlexibleBarrier-PT-08b-ReachabilityFireability-2025-05 is UNSAT
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-05 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 789/920 variables, 10/141 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/920 variables, 789/930 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/920 variables, 0/930 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 1057/1977 variables, 920/1850 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1977 variables, 0/1850 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/1977 variables, 0/1850 constraints. Problems are: Problem set: 1 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1977/1977 variables, and 1850 constraints, problems are : Problem set: 1 solved, 7 unsolved in 2996 ms.
Refiners :[Domain max(s): 920/920 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 920/920 constraints, PredecessorRefiner: 8/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 7 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 85/85 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/85 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Problem FlexibleBarrier-PT-08b-ReachabilityFireability-2025-10 is UNSAT
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-10 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 835/920 variables, 10/95 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/920 variables, 835/930 constraints. Problems are: Problem set: 2 solved, 6 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 05:37:32] [INFO ] Deduced a trap composed of 20 places in 134 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 05:37:33] [INFO ] Deduced a trap composed of 277 places in 652 ms of which 183 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 05:37:34] [INFO ] Deduced a trap composed of 277 places in 643 ms of which 142 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 05:37:34] [INFO ] Deduced a trap composed of 275 places in 524 ms of which 159 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/920 variables, 4/934 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/920 variables, 0/934 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 1057/1977 variables, 920/1854 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1977 variables, 5/1859 constraints. Problems are: Problem set: 2 solved, 6 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 05:37:36] [INFO ] Deduced a trap composed of 52 places in 424 ms of which 64 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1977/1977 variables, and 1860 constraints, problems are : Problem set: 2 solved, 6 unsolved in 5009 ms.
Refiners :[Domain max(s): 920/920 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 920/920 constraints, PredecessorRefiner: 7/5 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8239ms problems are : Problem set: 2 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 53 out of 920 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 920/920 places, 1057/1057 transitions.
Graph (trivial) has 685 edges and 920 vertex of which 32 / 920 are part of one of the 5 SCC in 9 ms
Free SCC test removed 27 places
Drop transitions (Empty/Sink Transition effects.) removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 167 transitions
Trivial Post-agglo rules discarded 167 transitions
Performed 167 trivial Post agglomeration. Transition count delta: 167
Iterating post reduction 0 with 167 rules applied. Total rules applied 168 place count 893 transition count 857
Reduce places removed 167 places and 0 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Iterating post reduction 1 with 176 rules applied. Total rules applied 344 place count 726 transition count 848
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 353 place count 717 transition count 848
Performed 98 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 98 Pre rules applied. Total rules applied 353 place count 717 transition count 750
Deduced a syphon composed of 98 places in 2 ms
Reduce places removed 98 places and 0 transitions.
Iterating global reduction 3 with 196 rules applied. Total rules applied 549 place count 619 transition count 750
Discarding 293 places :
Symmetric choice reduction at 3 with 293 rule applications. Total rules 842 place count 326 transition count 457
Iterating global reduction 3 with 293 rules applied. Total rules applied 1135 place count 326 transition count 457
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 1135 place count 326 transition count 454
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 1141 place count 323 transition count 454
Discarding 32 places :
Symmetric choice reduction at 3 with 32 rule applications. Total rules 1173 place count 291 transition count 422
Iterating global reduction 3 with 32 rules applied. Total rules applied 1205 place count 291 transition count 422
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 3 with 28 rules applied. Total rules applied 1233 place count 291 transition count 394
Performed 49 Post agglomeration using F-continuation condition.Transition count delta: 49
Deduced a syphon composed of 49 places in 0 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 4 with 98 rules applied. Total rules applied 1331 place count 242 transition count 345
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -11
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 1339 place count 238 transition count 356
Free-agglomeration rule applied 51 times.
Iterating global reduction 4 with 51 rules applied. Total rules applied 1390 place count 238 transition count 305
Reduce places removed 51 places and 0 transitions.
Iterating post reduction 4 with 51 rules applied. Total rules applied 1441 place count 187 transition count 305
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 5 with 10 rules applied. Total rules applied 1451 place count 187 transition count 295
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 5 with 3 rules applied. Total rules applied 1454 place count 187 transition count 295
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 1455 place count 186 transition count 294
Applied a total of 1455 rules in 337 ms. Remains 186 /920 variables (removed 734) and now considering 294/1057 (removed 763) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 352 ms. Remains : 186/920 places, 294/1057 transitions.
RANDOM walk for 40000 steps (919 resets) in 1166 ms. (34 steps per ms) remains 4/6 properties
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (141 resets) in 80 ms. (493 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (147 resets) in 107 ms. (370 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (16 resets) in 257 ms. (155 steps per ms) remains 3/4 properties
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-00 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (65 resets) in 83 ms. (476 steps per ms) remains 3/3 properties
[2025-06-03 05:37:37] [INFO ] Flow matrix only has 286 transitions (discarded 8 similar events)
// Phase 1: matrix 286 rows 186 cols
[2025-06-03 05:37:37] [INFO ] Computed 10 invariants in 3 ms
[2025-06-03 05:37:37] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 136/186 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/186 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 286/472 variables, 186/196 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/472 variables, 6/202 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/472 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/472 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 472/472 variables, and 202 constraints, problems are : Problem set: 0 solved, 3 unsolved in 305 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 186/186 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 136/186 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 05:37:38] [INFO ] Deduced a trap composed of 69 places in 144 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 05:37:38] [INFO ] Deduced a trap composed of 69 places in 143 ms of which 12 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/186 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/186 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 286/472 variables, 186/198 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/472 variables, 6/204 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/472 variables, 2/206 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/472 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 05:37:39] [INFO ] Deduced a trap composed of 79 places in 109 ms of which 11 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/472 variables, 1/207 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/472 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/472 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 472/472 variables, and 207 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1095 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 186/186 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1441ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 1039 steps, including 60 resets, run visited all 3 properties in 10 ms. (steps per millisecond=103 )
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-13 TRUE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-09 TRUE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityFireability-2025-08 TRUE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 18 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 13099 ms.

BK_STOP 1748929059493

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ 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 ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FlexibleBarrier-PT-08b"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is FlexibleBarrier-PT-08b, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r086-smll-174860102500447"
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 [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;