About the Execution of ITS-Tools for FlexibleBarrier-PT-12b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 27654.00 | 0.00 | 0.00 | FTFFFFFTFFTFFTTT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r086-smll-174860102600478.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-12b, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r086-smll-174860102600478
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1008K
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K 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 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 160K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K 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 536K 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-12b-ReachabilityCardinality-2025-00
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-01
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-02
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-03
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-04
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-05
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-06
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-07
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-08
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-09
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-10
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-11
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-12
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-13
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-14
FORMULA_NAME FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-15
=== Now, execution of the tool begins
BK_START 1748944641220
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-12b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-06-03 09:57:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 09:57:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 09:57:24] [INFO ] Load time of PNML (sax parser for PT used): 411 ms
[2025-06-03 09:57:24] [INFO ] Transformed 1988 places.
[2025-06-03 09:57:24] [INFO ] Transformed 2289 transitions.
[2025-06-03 09:57:24] [INFO ] Found NUPN structural information;
[2025-06-03 09:57:24] [INFO ] Parsed PT model containing 1988 places and 2289 transitions and 5727 arcs in 674 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 50 ms.
Working with output stream class java.io.PrintStream
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (458 resets) in 2903 ms. (13 steps per ms) remains 13/15 properties
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (45 resets) in 711 ms. (56 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (44 resets) in 244 ms. (163 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (47 resets) in 240 ms. (165 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (47 resets) in 328 ms. (121 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (46 resets) in 197 ms. (202 steps per ms) remains 12/13 properties
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-05 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2025-06-03 09:57:26] [INFO ] Flatten gal took : 668 ms
BEST_FIRST walk for 40004 steps (44 resets) in 159 ms. (250 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (47 resets) in 120 ms. (330 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (30 resets) in 549 ms. (72 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (42 resets) in 458 ms. (87 steps per ms) remains 12/12 properties
[2025-06-03 09:57:26] [INFO ] Flatten gal took : 391 ms
BEST_FIRST walk for 40003 steps (42 resets) in 260 ms. (153 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (44 resets) in 213 ms. (186 steps per ms) remains 11/12 properties
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-04 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (44 resets) in 114 ms. (347 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (46 resets) in 203 ms. (196 steps per ms) remains 11/11 properties
[2025-06-03 09:57:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6699384013752573285.gal : 191 ms
[2025-06-03 09:57:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17224528199099088496.prop : 5 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/ReachabilityCardinality6699384013752573285.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17224528199099088496.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
// Phase 1: matrix 2289 rows 1988 cols
[2025-06-03 09:57:27] [INFO ] Computed 14 invariants in 88 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Loading property file /tmp/ReachabilityCardinality17224528199099088496.prop.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/166 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/166 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Problem FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-08 is UNSAT
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-08 FALSE TECHNIQUES SMT_REFINEMENT
Problem FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-11 is UNSAT
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-11 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 1810/1976 variables, 13/179 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1976 variables, 1810/1989 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1976 variables, 0/1989 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 12/1988 variables, 1/1990 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1988 variables, 12/2002 constraints. Problems are: Problem set: 2 solved, 9 unsolved
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :5 after 10
At refinement iteration 7 (INCLUDED_ONLY) 0/1988 variables, 0/2002 constraints. Problems are: Problem set: 2 solved, 9 unsolved
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :10 after 40
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :40 after 44
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :44 after 1036
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :1036 after 65612
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :65612 after 1.00765e+08
At refinement iteration 8 (OVERLAPS) 2289/4277 variables, 1988/3990 constraints. Problems are: Problem set: 2 solved, 9 unsolved
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(s953 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4277/4277 variables, and 3990 constraints, problems are : Problem set: 2 solved, 9 unsolved in 5080 ms.
Refiners :[Domain max(s): 1988/1988 constraints, Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 1988/1988 constraints, PredecessorRefiner: 11/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 9 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 119/119 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/119 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1857/1976 variables, 13/132 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1976 variables, 1857/1989 constraints. Problems are: Problem set: 2 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:36] [INFO ] Deduced a trap composed of 637 places in 2384 ms of which 864 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:38] [INFO ] Deduced a trap composed of 639 places in 1941 ms of which 805 ms to minimize.
SMT process timed out in 11435ms, After SMT, problems are : Problem set: 2 solved, 9 unsolved
Fused 9 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 119 out of 1988 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1988/1988 places, 2289/2289 transitions.
Graph (trivial) has 1694 edges and 1988 vertex of which 50 / 1988 are part of one of the 8 SCC in 21 ms
Free SCC test removed 42 places
Drop transitions (Empty/Sink Transition effects.) removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 376 transitions
Trivial Post-agglo rules discarded 376 transitions
Performed 376 trivial Post agglomeration. Transition count delta: 376
Iterating post reduction 0 with 376 rules applied. Total rules applied 377 place count 1946 transition count 1862
Reduce places removed 376 places and 0 transitions.
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Iterating post reduction 1 with 406 rules applied. Total rules applied 783 place count 1570 transition count 1832
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 2 with 30 rules applied. Total rules applied 813 place count 1540 transition count 1832
Performed 159 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 159 Pre rules applied. Total rules applied 813 place count 1540 transition count 1673
Deduced a syphon composed of 159 places in 3 ms
Reduce places removed 159 places and 0 transitions.
Iterating global reduction 3 with 318 rules applied. Total rules applied 1131 place count 1381 transition count 1673
Discarding 681 places :
Symmetric choice reduction at 3 with 681 rule applications. Total rules 1812 place count 700 transition count 992
Iterating global reduction 3 with 681 rules applied. Total rules applied 2493 place count 700 transition count 992
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 2493 place count 700 transition count 990
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 2497 place count 698 transition count 990
Discarding 84 places :
Symmetric choice reduction at 3 with 84 rule applications. Total rules 2581 place count 614 transition count 906
Iterating global reduction 3 with 84 rules applied. Total rules applied 2665 place count 614 transition count 906
Ensure Unique test removed 69 transitions
Reduce isomorphic transitions removed 69 transitions.
Iterating post reduction 3 with 69 rules applied. Total rules applied 2734 place count 614 transition count 837
Performed 73 Post agglomeration using F-continuation condition.Transition count delta: 73
Deduced a syphon composed of 73 places in 1 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 4 with 146 rules applied. Total rules applied 2880 place count 541 transition count 764
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 4 with 17 rules applied. Total rules applied 2897 place count 541 transition count 747
Discarding 8 places :
Symmetric choice reduction at 5 with 8 rule applications. Total rules 2905 place count 533 transition count 739
Iterating global reduction 5 with 8 rules applied. Total rules applied 2913 place count 533 transition count 739
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 2919 place count 530 transition count 751
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 5 with 5 rules applied. Total rules applied 2924 place count 530 transition count 746
Free-agglomeration rule applied 294 times.
Iterating global reduction 5 with 294 rules applied. Total rules applied 3218 place count 530 transition count 452
Reduce places removed 294 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 5 with 318 rules applied. Total rules applied 3536 place count 236 transition count 428
Drop transitions (Redundant composition of simpler transitions.) removed 39 transitions
Redundant transition composition rules discarded 39 transitions
Iterating global reduction 6 with 39 rules applied. Total rules applied 3575 place count 236 transition count 389
Partial Free-agglomeration rule applied 5 times.
Drop transitions (Partial Free agglomeration) removed 5 transitions
Iterating global reduction 6 with 5 rules applied. Total rules applied 3580 place count 236 transition count 389
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 6 with 4 rules applied. Total rules applied 3584 place count 236 transition count 385
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 3585 place count 235 transition count 384
Reduce places removed 1 places and 0 transitions.
Graph (trivial) has 56 edges and 234 vertex of which 4 / 234 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 6 with 7 rules applied. Total rules applied 3592 place count 232 transition count 379
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 7 with 10 rules applied. Total rules applied 3602 place count 227 transition count 374
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 3603 place count 226 transition count 374
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 9 Pre rules applied. Total rules applied 3603 place count 226 transition count 365
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 9 with 18 rules applied. Total rules applied 3621 place count 217 transition count 365
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 9 with 7 rules applied. Total rules applied 3628 place count 217 transition count 358
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 10 with 34 rules applied. Total rules applied 3662 place count 200 transition count 341
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 3664 place count 200 transition count 339
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 11 with 2 rules applied. Total rules applied 3666 place count 200 transition count 337
Free-agglomeration rule applied 6 times.
Iterating global reduction 11 with 6 rules applied. Total rules applied 3672 place count 200 transition count 331
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 11 with 8 rules applied. Total rules applied 3680 place count 194 transition count 329
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 12 with 2 rules applied. Total rules applied 3682 place count 194 transition count 327
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 12 with 2 rules applied. Total rules applied 3684 place count 194 transition count 325
Reduce places removed 2 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 12 with 4 rules applied. Total rules applied 3688 place count 192 transition count 323
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 13 with 4 rules applied. Total rules applied 3692 place count 192 transition count 323
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 3693 place count 192 transition count 322
Applied a total of 3693 rules in 1293 ms. Remains 192 /1988 variables (removed 1796) and now considering 322/2289 (removed 1967) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1304 ms. Remains : 192/1988 places, 322/2289 transitions.
RANDOM walk for 40000 steps (8 resets) in 506 ms. (78 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40001 steps (8 resets) in 257 ms. (155 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 223 ms. (178 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 263 ms. (151 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 259 ms. (153 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 260 ms. (153 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 202 ms. (197 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 278 ms. (143 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 313203 steps, run timeout after 3001 ms. (steps per millisecond=104 ) properties seen :3 out of 9
Probabilistic random walk after 313203 steps, saw 180920 distinct states, run finished after 3009 ms. (steps per millisecond=104 ) properties seen :3
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-09 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-07 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-00 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
[2025-06-03 09:57:43] [INFO ] Flow matrix only has 301 transitions (discarded 21 similar events)
// Phase 1: matrix 301 rows 192 cols
[2025-06-03 09:57:43] [INFO ] Computed 13 invariants in 2 ms
[2025-06-03 09:57:43] [INFO ] State equation strengthened by 45 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) 0/58 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 134/192 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 301/493 variables, 192/205 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/493 variables, 45/250 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/493 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/493 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 493/493 variables, and 250 constraints, problems are : Problem set: 0 solved, 6 unsolved in 417 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 192/192 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 134/192 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:44] [INFO ] Deduced a trap composed of 21 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:44] [INFO ] Deduced a trap composed of 36 places in 117 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:44] [INFO ] Deduced a trap composed of 42 places in 129 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:44] [INFO ] Deduced a trap composed of 43 places in 118 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:44] [INFO ] Deduced a trap composed of 44 places in 119 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:44] [INFO ] Deduced a trap composed of 41 places in 121 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:44] [INFO ] Deduced a trap composed of 44 places in 134 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:45] [INFO ] Deduced a trap composed of 44 places in 128 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:45] [INFO ] Deduced a trap composed of 45 places in 123 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:45] [INFO ] Deduced a trap composed of 45 places in 121 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:45] [INFO ] Deduced a trap composed of 48 places in 128 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:45] [INFO ] Deduced a trap composed of 48 places in 128 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:45] [INFO ] Deduced a trap composed of 50 places in 135 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:45] [INFO ] Deduced a trap composed of 50 places in 117 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:46] [INFO ] Deduced a trap composed of 51 places in 116 ms of which 14 ms to minimize.
Problem FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-13 is UNSAT
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-13 TRUE TECHNIQUES SMT_REFINEMENT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:46] [INFO ] Deduced a trap composed of 49 places in 94 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 16/29 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:46] [INFO ] Deduced a trap composed of 45 places in 95 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:46] [INFO ] Deduced a trap composed of 47 places in 88 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:46] [INFO ] Deduced a trap composed of 45 places in 74 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:46] [INFO ] Deduced a trap composed of 47 places in 66 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:46] [INFO ] Deduced a trap composed of 45 places in 98 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:46] [INFO ] Deduced a trap composed of 50 places in 122 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:46] [INFO ] Deduced a trap composed of 51 places in 113 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:47] [INFO ] Deduced a trap composed of 51 places in 141 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:47] [INFO ] Deduced a trap composed of 52 places in 147 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:47] [INFO ] Deduced a trap composed of 26 places in 31 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 10/39 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:47] [INFO ] Deduced a trap composed of 50 places in 120 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:47] [INFO ] Deduced a trap composed of 24 places in 39 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 301/493 variables, 192/233 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/493 variables, 45/278 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/493 variables, 5/283 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 09:57:47] [INFO ] Deduced a trap composed of 32 places in 68 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/493 variables, 1/284 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/493 variables, 0/284 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 0/493 variables, 0/284 constraints. Problems are: Problem set: 1 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 493/493 variables, and 284 constraints, problems are : Problem set: 1 solved, 5 unsolved in 4416 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 192/192 constraints, ReadFeed: 45/45 constraints, PredecessorRefiner: 5/6 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4860ms problems are : Problem set: 1 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-15 TRUE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-14 TRUE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-06 FALSE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-01 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 4 properties in 185 ms.
Support contains 10 out of 192 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 192/192 places, 322/322 transitions.
Graph (trivial) has 170 edges and 192 vertex of which 28 / 192 are part of one of the 9 SCC in 1 ms
Free SCC test removed 19 places
Drop transitions (Empty/Sink Transition effects.) removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 0 with 33 rules applied. Total rules applied 34 place count 173 transition count 258
Reduce places removed 33 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 34 rules applied. Total rules applied 68 place count 140 transition count 257
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 69 place count 139 transition count 257
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 69 place count 139 transition count 253
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 77 place count 135 transition count 253
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 135 place count 77 transition count 195
Iterating global reduction 3 with 58 rules applied. Total rules applied 193 place count 77 transition count 195
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 198 place count 77 transition count 190
Performed 21 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 21 places in 0 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 4 with 44 rules applied. Total rules applied 242 place count 54 transition count 166
Drop transitions (Empty/Sink Transition effects.) removed 58 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 4 with 64 rules applied. Total rules applied 306 place count 54 transition count 102
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 307 place count 53 transition count 101
Iterating global reduction 5 with 1 rules applied. Total rules applied 308 place count 53 transition count 101
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 5 with 22 rules applied. Total rules applied 330 place count 53 transition count 79
Graph (complete) has 131 edges and 53 vertex of which 51 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Iterating post reduction 5 with 1 rules applied. Total rules applied 331 place count 51 transition count 78
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 332 place count 51 transition count 77
Free-agglomeration rule applied 23 times with reduction of 3 identical transitions.
Iterating global reduction 7 with 23 rules applied. Total rules applied 355 place count 51 transition count 51
Reduce places removed 24 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Graph (complete) has 57 edges and 27 vertex of which 26 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 7 with 42 rules applied. Total rules applied 397 place count 26 transition count 34
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 8 with 3 rules applied. Total rules applied 400 place count 26 transition count 31
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 1 Pre rules applied. Total rules applied 400 place count 26 transition count 30
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 402 place count 25 transition count 30
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 403 place count 25 transition count 29
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 404 place count 24 transition count 28
Iterating global reduction 9 with 1 rules applied. Total rules applied 405 place count 24 transition count 28
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 406 place count 24 transition count 27
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 407 place count 23 transition count 26
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 408 place count 22 transition count 26
Applied a total of 408 rules in 56 ms. Remains 22 /192 variables (removed 170) and now considering 26/322 (removed 296) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 22/192 places, 26/322 transitions.
RANDOM walk for 414 steps (0 resets) in 7 ms. (51 steps per ms) remains 0/1 properties
FORMULA FlexibleBarrier-PT-12b-ReachabilityCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
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 24895 ms.
BK_STOP 1748944668874
--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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 ReachabilityCardinality -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-12b"
export BK_EXAMINATION="ReachabilityCardinality"
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-12b, examination is ReachabilityCardinality"
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-174860102600478"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-12b.tgz
mv FlexibleBarrier-PT-12b execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;