About the Execution of ITS-Tools for SemanticWebServices-PT-S256P06
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 3600000.00 | 0.00 | 0.00 | FFFFFFFF?TTFFTFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r184-tall-174889265100924.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 SemanticWebServices-PT-S256P06, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r184-tall-174889265100924
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K 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 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 85K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K 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 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 16M 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 SemanticWebServices-PT-S256P06-LTLFireability-00
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-01
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-02
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-03
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-04
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-05
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-06
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-07
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-08
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-09
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-10
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-11
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-12
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-13
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-14
FORMULA_NAME SemanticWebServices-PT-S256P06-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1749259365126
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SemanticWebServices-PT-S256P06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 01:22:46] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-07 01:22:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 01:22:47] [INFO ] Load time of PNML (sax parser for PT used): 779 ms
[2025-06-07 01:22:47] [INFO ] Transformed 439 places.
[2025-06-07 01:22:47] [INFO ] Transformed 14102 transitions.
[2025-06-07 01:22:47] [INFO ] Parsed PT model containing 439 places and 14102 transitions and 130267 arcs in 934 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 65 places in 33 ms
Reduce places removed 65 places and 7242 transitions.
Ensure Unique test removed 2131 transitions
Reduce redundant transitions removed 2131 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 52 out of 374 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 374/374 places, 4729/4729 transitions.
Ensure Unique test removed 13 places
Reduce places removed 101 places and 0 transitions.
Ensure Unique test removed 1404 transitions
Reduce isomorphic transitions removed 1404 transitions.
Iterating post reduction 0 with 1505 rules applied. Total rules applied 1505 place count 273 transition count 3325
Discarding 44 places :
Symmetric choice reduction at 1 with 44 rule applications. Total rules 1549 place count 229 transition count 2823
Iterating global reduction 1 with 44 rules applied. Total rules applied 1593 place count 229 transition count 2823
Ensure Unique test removed 900 transitions
Reduce isomorphic transitions removed 900 transitions.
Iterating post reduction 1 with 900 rules applied. Total rules applied 2493 place count 229 transition count 1923
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 2500 place count 222 transition count 1916
Iterating global reduction 2 with 7 rules applied. Total rules applied 2507 place count 222 transition count 1916
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 2514 place count 222 transition count 1909
Drop transitions (Redundant composition of simpler transitions.) removed 282 transitions
Redundant transition composition rules discarded 282 transitions
Iterating global reduction 3 with 282 rules applied. Total rules applied 2796 place count 222 transition count 1627
Reduce places removed 21 places and 0 transitions.
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 3 with 77 rules applied. Total rules applied 2873 place count 201 transition count 1571
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 2880 place count 194 transition count 1497
Iterating global reduction 4 with 7 rules applied. Total rules applied 2887 place count 194 transition count 1497
Ensure Unique test removed 222 transitions
Reduce isomorphic transitions removed 222 transitions.
Iterating post reduction 4 with 222 rules applied. Total rules applied 3109 place count 194 transition count 1275
Drop transitions (Redundant composition of simpler transitions.) removed 96 transitions
Redundant transition composition rules discarded 96 transitions
Iterating global reduction 5 with 96 rules applied. Total rules applied 3205 place count 194 transition count 1179
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 5 with 24 rules applied. Total rules applied 3229 place count 191 transition count 1158
Applied a total of 3229 rules in 110 ms. Remains 191 /374 variables (removed 183) and now considering 1158/4729 (removed 3571) transitions.
Running 936 sub problems to find dead transitions.
[2025-06-07 01:22:47] [INFO ] Flow matrix only has 406 transitions (discarded 752 similar events)
Normalized transition count is 405 out of 406 initially.
// Phase 1: matrix 405 rows 191 cols
[2025-06-07 01:22:47] [INFO ] Computed 2 invariants in 8 ms
[2025-06-07 01:22:47] [INFO ] State equation strengthened by 179 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/182 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/182 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 2 (OVERLAPS) 2/184 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/184 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 4 (OVERLAPS) 400/584 variables, 184/186 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/584 variables, 179/365 constraints. Problems are: Problem set: 0 solved, 936 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 0.0)
(s3 1.0)
(s4 0.0)
(s5 0.0)
(s6 1.0)
(s7 1.0)
(s8 1.0)
(s9 1.0)
(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 1.0)
(s14 1.0)
(s16 1.0)
(s17 1.0)
(s18 1.0)
(s19 1.0)
(s20 1.0)
(s21 1.0)
(s22 1.0)
(s23 1.0)
(s24 1.0)
(s25 1.0)
(s26 1.0)
(s27 1.0)
(s28 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 584/597 variables, and 365 constraints, problems are : Problem set: 0 solved, 936 unsolved in 20256 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 184/191 constraints, ReadFeed: 179/179 constraints, PredecessorRefiner: 936/936 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 936 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/182 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/182 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 2 (OVERLAPS) 2/184 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/184 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 4 (OVERLAPS) 400/584 variables, 184/186 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/584 variables, 179/365 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/584 variables, 638/1003 constraints. Problems are: Problem set: 0 solved, 936 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 584/597 variables, and 1003 constraints, problems are : Problem set: 0 solved, 936 unsolved in 20020 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 184/191 constraints, ReadFeed: 179/179 constraints, PredecessorRefiner: 638/936 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40655ms problems are : Problem set: 0 solved, 936 unsolved
Search for dead transitions found 0 dead transitions in 40680ms
[2025-06-07 01:23:28] [INFO ] Flow matrix only has 406 transitions (discarded 752 similar events)
[2025-06-07 01:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:23:28] [INFO ] Implicit Places using invariants in 122 ms returned []
[2025-06-07 01:23:28] [INFO ] Flow matrix only has 406 transitions (discarded 752 similar events)
[2025-06-07 01:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:23:28] [INFO ] State equation strengthened by 179 read => feed constraints.
[2025-06-07 01:23:28] [INFO ] Implicit Places using invariants and state equation in 353 ms returned []
Implicit Place search using SMT with State Equation took 481 ms to find 0 implicit places.
Running 936 sub problems to find dead transitions.
[2025-06-07 01:23:28] [INFO ] Flow matrix only has 406 transitions (discarded 752 similar events)
[2025-06-07 01:23:28] [INFO ] Invariant cache hit.
[2025-06-07 01:23:28] [INFO ] State equation strengthened by 179 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/182 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/182 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 2 (OVERLAPS) 2/184 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/184 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 4 (OVERLAPS) 400/584 variables, 184/186 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/584 variables, 179/365 constraints. Problems are: Problem set: 0 solved, 936 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/584 variables, 0/365 constraints. Problems are: Problem set: 0 solved, 936 unsolved
SMT process timed out in 30222ms, After SMT, problems are : Problem set: 0 solved, 936 unsolved
Search for dead transitions found 0 dead transitions in 30227ms
Starting structural reductions in LTL mode, iteration 1 : 191/374 places, 1158/4729 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71562 ms. Remains : 191/374 places, 1158/4729 transitions.
Support contains 52 out of 191 places after structural reductions.
[2025-06-07 01:23:59] [INFO ] Flatten gal took : 80 ms
[2025-06-07 01:23:59] [INFO ] Flatten gal took : 57 ms
[2025-06-07 01:23:59] [INFO ] Input system was already deterministic with 1158 transitions.
RANDOM walk for 19983 steps (4 resets) in 1835 ms. (10 steps per ms) remains 0/15 properties
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(G(p1))&&p0)))'
Support contains 7 out of 191 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 191/191 places, 1158/1158 transitions.
Graph (complete) has 1700 edges and 191 vertex of which 180 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.8 ms
Discarding 11 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 46 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 0 with 46 rules applied. Total rules applied 47 place count 179 transition count 1108
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 58 place count 168 transition count 927
Iterating global reduction 1 with 11 rules applied. Total rules applied 69 place count 168 transition count 927
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 1 with 29 rules applied. Total rules applied 98 place count 168 transition count 898
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 99 place count 167 transition count 897
Iterating global reduction 2 with 1 rules applied. Total rules applied 100 place count 167 transition count 897
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 101 place count 167 transition count 896
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 3 with 10 rules applied. Total rules applied 111 place count 167 transition count 886
Reduce places removed 1 places and 0 transitions.
Graph (complete) has 1476 edges and 166 vertex of which 165 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Iterating post reduction 3 with 2 rules applied. Total rules applied 113 place count 165 transition count 885
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 114 place count 164 transition count 884
Iterating global reduction 4 with 1 rules applied. Total rules applied 115 place count 164 transition count 884
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 116 place count 164 transition count 883
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 117 place count 164 transition count 882
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 118 place count 163 transition count 882
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 119 place count 163 transition count 881
Applied a total of 119 rules in 166 ms. Remains 163 /191 variables (removed 28) and now considering 881/1158 (removed 277) transitions.
Running 690 sub problems to find dead transitions.
[2025-06-07 01:24:00] [INFO ] Flow matrix only has 348 transitions (discarded 533 similar events)
Normalized transition count is 347 out of 348 initially.
// Phase 1: matrix 347 rows 163 cols
[2025-06-07 01:24:00] [INFO ] Computed 1 invariants in 2 ms
[2025-06-07 01:24:00] [INFO ] State equation strengthened by 157 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 690 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 690 unsolved
At refinement iteration 2 (OVERLAPS) 343/502 variables, 159/160 constraints. Problems are: Problem set: 0 solved, 690 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/502 variables, 157/317 constraints. Problems are: Problem set: 0 solved, 690 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/502 variables, 0/317 constraints. Problems are: Problem set: 0 solved, 690 unsolved
At refinement iteration 5 (OVERLAPS) 6/508 variables, 3/320 constraints. Problems are: Problem set: 0 solved, 690 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/508 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 690 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 508/511 variables, and 320 constraints, problems are : Problem set: 0 solved, 690 unsolved in 20020 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 162/163 constraints, ReadFeed: 157/157 constraints, PredecessorRefiner: 690/690 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 690 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 690 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 690 unsolved
At refinement iteration 2 (OVERLAPS) 343/502 variables, 159/160 constraints. Problems are: Problem set: 0 solved, 690 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/502 variables, 157/317 constraints. Problems are: Problem set: 0 solved, 690 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/502 variables, 639/956 constraints. Problems are: Problem set: 0 solved, 690 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 502/511 variables, and 956 constraints, problems are : Problem set: 0 solved, 690 unsolved in 20020 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 159/163 constraints, ReadFeed: 157/157 constraints, PredecessorRefiner: 639/690 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40208ms problems are : Problem set: 0 solved, 690 unsolved
Search for dead transitions found 0 dead transitions in 40210ms
[2025-06-07 01:24:40] [INFO ] Flow matrix only has 348 transitions (discarded 533 similar events)
[2025-06-07 01:24:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:24:40] [INFO ] Implicit Places using invariants in 129 ms returned []
[2025-06-07 01:24:40] [INFO ] Flow matrix only has 348 transitions (discarded 533 similar events)
[2025-06-07 01:24:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:24:41] [INFO ] State equation strengthened by 157 read => feed constraints.
[2025-06-07 01:24:41] [INFO ] Implicit Places using invariants and state equation in 362 ms returned []
Implicit Place search using SMT with State Equation took 493 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 01:24:42] [INFO ] Redundant transitions in 771 ms returned [54, 56, 71, 83, 88, 91, 99, 100, 103, 108, 110, 112, 115, 118, 121, 124, 126, 127, 128, 129, 130, 133, 135, 136, 139, 141, 144, 145, 146, 148, 149, 150, 151, 154, 156, 157, 159, 160, 162, 164, 166, 167, 168, 169, 170, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 186, 187, 228, 235, 323, 325, 338, 339, 340, 341, 343, 344, 345, 346, 349, 351, 352, 358, 377, 380, 382, 384, 387, 392, 415, 430, 431, 432, 437, 438, 447, 448, 449, 453, 454, 455, 456, 457, 458, 464, 467, 468, 469, 470, 471, 472, 473, 476, 478, 479, 480, 481, 482, 483, 484, 486, 505, 518, 519, 527, 528, 531, 532, 533, 562, 563, 565, 567, 569, 571, 572, 574, 575, 577, 579, 588, 589, 590, 592, 620, 783, 787, 788, 790, 792, 794, 796, 798, 800, 801, 803, 804, 806, 808, 809, 811, 813, 815, 816, 818, 820, 822, 823, 824, 826, 827, 828, 830, 831, 833, 834, 836, 837, 839, 840, 842, 843, 845, 847, 848, 850, 852, 853, 854, 855, 857, 858, 859, 860, 862, 863, 864, 866, 867, 869, 870, 872, 873, 874, 875, 876, 878, 879, 880]
Found 202 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 202 transitions
Redundant transitions reduction (with SMT) removed 202 transitions.
Running 548 sub problems to find dead transitions.
[2025-06-07 01:24:42] [INFO ] Flow matrix only has 252 transitions (discarded 427 similar events)
Normalized transition count is 251 out of 252 initially.
// Phase 1: matrix 251 rows 163 cols
[2025-06-07 01:24:42] [INFO ] Computed 1 invariants in 1 ms
[2025-06-07 01:24:42] [INFO ] State equation strengthened by 121 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 2 (OVERLAPS) 244/399 variables, 155/156 constraints. Problems are: Problem set: 0 solved, 548 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/399 variables, 121/277 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/399 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 5 (OVERLAPS) 5/404 variables, 3/280 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/404 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 7 (OVERLAPS) 0/404 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 548 unsolved
No progress, stopping.
After SMT solving in domain Real declared 404/415 variables, and 280 constraints, problems are : Problem set: 0 solved, 548 unsolved in 15788 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 158/163 constraints, ReadFeed: 121/121 constraints, PredecessorRefiner: 548/548 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 548 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 2 (OVERLAPS) 244/399 variables, 155/156 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/399 variables, 121/277 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/399 variables, 347/624 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/399 variables, 0/624 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 6 (OVERLAPS) 5/404 variables, 3/627 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/404 variables, 200/827 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/404 variables, 0/827 constraints. Problems are: Problem set: 0 solved, 548 unsolved
At refinement iteration 9 (OVERLAPS) 1/405 variables, 1/828 constraints. Problems are: Problem set: 0 solved, 548 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 405/415 variables, and 828 constraints, problems are : Problem set: 0 solved, 548 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 158/163 constraints, ReadFeed: 121/121 constraints, PredecessorRefiner: 548/548 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45889ms problems are : Problem set: 0 solved, 548 unsolved
Search for dead transitions found 0 dead transitions in 45891ms
Starting structural reductions in SI_LTL mode, iteration 1 : 163/191 places, 679/1158 transitions.
Graph (complete) has 1322 edges and 163 vertex of which 160 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.2 ms
Discarding 3 places :
Also discarding 0 output transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 160 transition count 677
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 159 transition count 675
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 159 transition count 675
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 6 place count 159 transition count 674
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 12 place count 159 transition count 668
Applied a total of 12 rules in 41 ms. Remains 159 /163 variables (removed 4) and now considering 668/679 (removed 11) transitions.
[2025-06-07 01:25:28] [INFO ] Flow matrix only has 245 transitions (discarded 423 similar events)
Normalized transition count is 244 out of 245 initially.
// Phase 1: matrix 244 rows 159 cols
[2025-06-07 01:25:28] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:25:28] [INFO ] Implicit Places using invariants in 108 ms returned []
[2025-06-07 01:25:28] [INFO ] Flow matrix only has 245 transitions (discarded 423 similar events)
[2025-06-07 01:25:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:25:28] [INFO ] State equation strengthened by 117 read => feed constraints.
[2025-06-07 01:25:28] [INFO ] Implicit Places using invariants and state equation in 355 ms returned []
Implicit Place search using SMT with State Equation took 467 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 159/191 places, 668/1158 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 88064 ms. Remains : 159/191 places, 668/1158 transitions.
Stuttering acceptance computed with spot in 207 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : SemanticWebServices-PT-S256P06-LTLFireability-00
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P06-LTLFireability-00 finished in 88328 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 5 out of 191 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 191/191 places, 1158/1158 transitions.
Graph (complete) has 1700 edges and 191 vertex of which 178 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.2 ms
Discarding 13 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 0 with 49 rules applied. Total rules applied 50 place count 177 transition count 1105
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 60 place count 167 transition count 983
Iterating global reduction 1 with 10 rules applied. Total rules applied 70 place count 167 transition count 983
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 97 place count 167 transition count 956
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 98 place count 166 transition count 955
Iterating global reduction 2 with 1 rules applied. Total rules applied 99 place count 166 transition count 955
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 100 place count 166 transition count 954
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 3 with 8 rules applied. Total rules applied 108 place count 166 transition count 946
Reduce places removed 1 places and 0 transitions.
Graph (complete) has 1488 edges and 165 vertex of which 164 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Iterating post reduction 3 with 2 rules applied. Total rules applied 110 place count 164 transition count 945
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 111 place count 163 transition count 944
Iterating global reduction 4 with 1 rules applied. Total rules applied 112 place count 163 transition count 944
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 113 place count 163 transition count 943
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 114 place count 163 transition count 942
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 115 place count 162 transition count 942
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 116 place count 162 transition count 941
Applied a total of 116 rules in 123 ms. Remains 162 /191 variables (removed 29) and now considering 941/1158 (removed 217) transitions.
Running 752 sub problems to find dead transitions.
[2025-06-07 01:25:28] [INFO ] Flow matrix only has 343 transitions (discarded 598 similar events)
Normalized transition count is 342 out of 343 initially.
// Phase 1: matrix 342 rows 162 cols
[2025-06-07 01:25:28] [INFO ] Computed 1 invariants in 1 ms
[2025-06-07 01:25:28] [INFO ] State equation strengthened by 154 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/160 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/160 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 2 (OVERLAPS) 340/500 variables, 160/161 constraints. Problems are: Problem set: 0 solved, 752 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/500 variables, 154/315 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/500 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 5 (OVERLAPS) 2/502 variables, 1/316 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/502 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 752 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 502/505 variables, and 316 constraints, problems are : Problem set: 0 solved, 752 unsolved in 20020 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 161/162 constraints, ReadFeed: 154/154 constraints, PredecessorRefiner: 752/752 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 752 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/160 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/160 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 2 (OVERLAPS) 340/500 variables, 160/161 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/500 variables, 154/315 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/500 variables, 751/1066 constraints. Problems are: Problem set: 0 solved, 752 unsolved
Error getting values : (error "ParserException while parsing response: ((t1 1)
(t2 1)
(t3 1)
(t4 0)
(t5 timeout
0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 500/505 variables, and 1066 constraints, problems are : Problem set: 0 solved, 752 unsolved in 20028 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 160/162 constraints, ReadFeed: 154/154 constraints, PredecessorRefiner: 751/752 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40205ms problems are : Problem set: 0 solved, 752 unsolved
Search for dead transitions found 0 dead transitions in 40207ms
[2025-06-07 01:26:09] [INFO ] Flow matrix only has 343 transitions (discarded 598 similar events)
[2025-06-07 01:26:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:26:09] [INFO ] Implicit Places using invariants in 108 ms returned []
[2025-06-07 01:26:09] [INFO ] Flow matrix only has 343 transitions (discarded 598 similar events)
[2025-06-07 01:26:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:26:09] [INFO ] State equation strengthened by 154 read => feed constraints.
[2025-06-07 01:26:09] [INFO ] Implicit Places using invariants and state equation in 344 ms returned []
Implicit Place search using SMT with State Equation took 465 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 01:26:10] [INFO ] Redundant transitions in 728 ms returned [52, 54, 79, 84, 87, 95, 96, 99, 104, 106, 108, 111, 114, 117, 120, 122, 124, 125, 126, 127, 130, 132, 133, 136, 138, 141, 142, 143, 145, 146, 147, 148, 151, 153, 154, 156, 158, 160, 162, 164, 165, 166, 167, 168, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 184, 185, 197, 200, 228, 235, 326, 339, 340, 341, 342, 344, 345, 346, 347, 350, 352, 353, 359, 381, 383, 386, 391, 414, 429, 430, 431, 437, 446, 447, 448, 454, 455, 456, 457, 463, 467, 468, 469, 470, 471, 474, 476, 477, 478, 479, 481, 500, 513, 514, 522, 523, 526, 527, 528, 558, 559, 561, 563, 565, 567, 568, 570, 571, 573, 575, 584, 585, 586, 588, 617, 843, 847, 848, 850, 852, 854, 856, 858, 860, 861, 863, 864, 866, 868, 869, 871, 873, 875, 876, 878, 880, 882, 883, 884, 886, 887, 888, 890, 891, 893, 894, 896, 897, 899, 900, 902, 903, 905, 907, 908, 910, 912, 913, 914, 915, 917, 918, 919, 920, 922, 923, 924, 926, 927, 929, 930, 932, 933, 934, 935, 936, 938, 939, 940]
Found 192 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 192 transitions
Redundant transitions reduction (with SMT) removed 192 transitions.
Running 619 sub problems to find dead transitions.
[2025-06-07 01:26:10] [INFO ] Flow matrix only has 250 transitions (discarded 499 similar events)
Normalized transition count is 249 out of 250 initially.
// Phase 1: matrix 249 rows 162 cols
[2025-06-07 01:26:10] [INFO ] Computed 1 invariants in 1 ms
[2025-06-07 01:26:10] [INFO ] State equation strengthened by 120 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 2 (OVERLAPS) 245/402 variables, 157/158 constraints. Problems are: Problem set: 0 solved, 619 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/402 variables, 120/278 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/402 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 5 (OVERLAPS) 3/405 variables, 2/280 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/405 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 7 (OVERLAPS) 0/405 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 619 unsolved
No progress, stopping.
After SMT solving in domain Real declared 405/412 variables, and 280 constraints, problems are : Problem set: 0 solved, 619 unsolved in 17988 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 159/162 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 619/619 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 619 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 2 (OVERLAPS) 245/402 variables, 157/158 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/402 variables, 120/278 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/402 variables, 460/738 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/402 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 6 (OVERLAPS) 3/405 variables, 2/740 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/405 variables, 158/898 constraints. Problems are: Problem set: 0 solved, 619 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/405 variables, 0/898 constraints. Problems are: Problem set: 0 solved, 619 unsolved
SMT process timed out in 48069ms, After SMT, problems are : Problem set: 0 solved, 619 unsolved
Search for dead transitions found 0 dead transitions in 48070ms
Starting structural reductions in SI_LTL mode, iteration 1 : 162/191 places, 749/1158 transitions.
Graph (complete) has 1367 edges and 162 vertex of which 159 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 159 transition count 747
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 9 place count 159 transition count 741
Applied a total of 9 rules in 32 ms. Remains 159 /162 variables (removed 3) and now considering 741/749 (removed 8) transitions.
[2025-06-07 01:26:58] [INFO ] Flow matrix only has 244 transitions (discarded 497 similar events)
Normalized transition count is 243 out of 244 initially.
// Phase 1: matrix 243 rows 159 cols
[2025-06-07 01:26:58] [INFO ] Computed 1 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:26:58] [INFO ] Implicit Places using invariants in 134 ms returned []
[2025-06-07 01:26:58] [INFO ] Flow matrix only has 244 transitions (discarded 497 similar events)
[2025-06-07 01:26:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:26:58] [INFO ] State equation strengthened by 116 read => feed constraints.
[2025-06-07 01:26:58] [INFO ] Implicit Places using invariants and state equation in 302 ms returned []
Implicit Place search using SMT with State Equation took 438 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 159/191 places, 741/1158 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 90079 ms. Remains : 159/191 places, 741/1158 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : SemanticWebServices-PT-S256P06-LTLFireability-03
Stuttering criterion allowed to conclude after 103 steps with 0 reset in 8 ms.
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P06-LTLFireability-03 finished in 90159 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(G(p0))))))'
Support contains 3 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 1158/1158 transitions.
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 184 transition count 1109
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 66 place count 174 transition count 986
Iterating global reduction 1 with 10 rules applied. Total rules applied 76 place count 174 transition count 986
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 1 with 28 rules applied. Total rules applied 104 place count 174 transition count 958
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 110 place count 174 transition count 952
Applied a total of 110 rules in 13 ms. Remains 174 /191 variables (removed 17) and now considering 952/1158 (removed 206) transitions.
Running 765 sub problems to find dead transitions.
[2025-06-07 01:26:58] [INFO ] Flow matrix only has 354 transitions (discarded 598 similar events)
Normalized transition count is 353 out of 354 initially.
// Phase 1: matrix 353 rows 174 cols
[2025-06-07 01:26:58] [INFO ] Computed 2 invariants in 2 ms
[2025-06-07 01:26:58] [INFO ] State equation strengthened by 162 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/172 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/172 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 2 (OVERLAPS) 2/174 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/174 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 4 (OVERLAPS) 353/527 variables, 174/176 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/527 variables, 162/338 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/527 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 765 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 527/528 variables, and 338 constraints, problems are : Problem set: 0 solved, 765 unsolved in 20026 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 174/174 constraints, ReadFeed: 162/162 constraints, PredecessorRefiner: 765/765 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 765 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/172 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/172 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 2 (OVERLAPS) 2/174 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/174 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 4 (OVERLAPS) 353/527 variables, 174/176 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/527 variables, 162/338 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/527 variables, 765/1103 constraints. Problems are: Problem set: 0 solved, 765 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 527/528 variables, and 1103 constraints, problems are : Problem set: 0 solved, 765 unsolved in 20015 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 174/174 constraints, ReadFeed: 162/162 constraints, PredecessorRefiner: 765/765 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40174ms problems are : Problem set: 0 solved, 765 unsolved
Search for dead transitions found 0 dead transitions in 40176ms
[2025-06-07 01:27:39] [INFO ] Flow matrix only has 354 transitions (discarded 598 similar events)
[2025-06-07 01:27:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:27:39] [INFO ] Implicit Places using invariants in 101 ms returned []
[2025-06-07 01:27:39] [INFO ] Flow matrix only has 354 transitions (discarded 598 similar events)
[2025-06-07 01:27:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:27:39] [INFO ] State equation strengthened by 162 read => feed constraints.
[2025-06-07 01:27:39] [INFO ] Implicit Places using invariants and state equation in 356 ms returned []
Implicit Place search using SMT with State Equation took 459 ms to find 0 implicit places.
Running 765 sub problems to find dead transitions.
[2025-06-07 01:27:39] [INFO ] Flow matrix only has 354 transitions (discarded 598 similar events)
[2025-06-07 01:27:39] [INFO ] Invariant cache hit.
[2025-06-07 01:27:39] [INFO ] State equation strengthened by 162 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/172 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/172 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 2 (OVERLAPS) 2/174 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/174 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 4 (OVERLAPS) 353/527 variables, 174/176 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/527 variables, 162/338 constraints. Problems are: Problem set: 0 solved, 765 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/527 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 7 (OVERLAPS) 0/527 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 765 unsolved
No progress, stopping.
After SMT solving in domain Real declared 527/528 variables, and 338 constraints, problems are : Problem set: 0 solved, 765 unsolved in 26805 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 174/174 constraints, ReadFeed: 162/162 constraints, PredecessorRefiner: 765/765 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 765 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/172 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/172 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 2 (OVERLAPS) 2/174 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/174 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 4 (OVERLAPS) 353/527 variables, 174/176 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/527 variables, 162/338 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/527 variables, 765/1103 constraints. Problems are: Problem set: 0 solved, 765 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/527 variables, 0/1103 constraints. Problems are: Problem set: 0 solved, 765 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 527/528 variables, and 1103 constraints, problems are : Problem set: 0 solved, 765 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 174/174 constraints, ReadFeed: 162/162 constraints, PredecessorRefiner: 765/765 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 56973ms problems are : Problem set: 0 solved, 765 unsolved
Search for dead transitions found 0 dead transitions in 56975ms
Starting structural reductions in LTL mode, iteration 1 : 174/191 places, 952/1158 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 97628 ms. Remains : 174/191 places, 952/1158 transitions.
Stuttering acceptance computed with spot in 195 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SemanticWebServices-PT-S256P06-LTLFireability-04
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P06-LTLFireability-04 finished in 97841 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((X(X(p0))&&X(p0))) U X(p1)))'
Support contains 7 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 1158/1158 transitions.
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 184 transition count 1109
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 67 place count 173 transition count 921
Iterating global reduction 1 with 11 rules applied. Total rules applied 78 place count 173 transition count 921
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 1 with 29 rules applied. Total rules applied 107 place count 173 transition count 892
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 2 with 8 rules applied. Total rules applied 115 place count 173 transition count 884
Applied a total of 115 rules in 13 ms. Remains 173 /191 variables (removed 18) and now considering 884/1158 (removed 274) transitions.
Running 698 sub problems to find dead transitions.
[2025-06-07 01:28:36] [INFO ] Flow matrix only has 352 transitions (discarded 532 similar events)
Normalized transition count is 351 out of 352 initially.
// Phase 1: matrix 351 rows 173 cols
[2025-06-07 01:28:36] [INFO ] Computed 2 invariants in 2 ms
[2025-06-07 01:28:36] [INFO ] State equation strengthened by 161 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/171 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/171 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 2 (OVERLAPS) 2/173 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/173 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 4 (OVERLAPS) 351/524 variables, 173/175 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/524 variables, 161/336 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/524 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 698 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 524/525 variables, and 336 constraints, problems are : Problem set: 0 solved, 698 unsolved in 20017 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 173/173 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 698/698 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 698 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/171 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/171 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 2 (OVERLAPS) 2/173 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/173 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 4 (OVERLAPS) 351/524 variables, 173/175 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/524 variables, 161/336 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/524 variables, 698/1034 constraints. Problems are: Problem set: 0 solved, 698 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 524/525 variables, and 1034 constraints, problems are : Problem set: 0 solved, 698 unsolved in 20014 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 173/173 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 698/698 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40162ms problems are : Problem set: 0 solved, 698 unsolved
Search for dead transitions found 0 dead transitions in 40163ms
[2025-06-07 01:29:16] [INFO ] Flow matrix only has 352 transitions (discarded 532 similar events)
[2025-06-07 01:29:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:29:17] [INFO ] Implicit Places using invariants in 127 ms returned []
[2025-06-07 01:29:17] [INFO ] Flow matrix only has 352 transitions (discarded 532 similar events)
[2025-06-07 01:29:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:29:17] [INFO ] State equation strengthened by 161 read => feed constraints.
[2025-06-07 01:29:17] [INFO ] Implicit Places using invariants and state equation in 350 ms returned []
Implicit Place search using SMT with State Equation took 479 ms to find 0 implicit places.
Running 698 sub problems to find dead transitions.
[2025-06-07 01:29:17] [INFO ] Flow matrix only has 352 transitions (discarded 532 similar events)
[2025-06-07 01:29:17] [INFO ] Invariant cache hit.
[2025-06-07 01:29:17] [INFO ] State equation strengthened by 161 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/171 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/171 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 2 (OVERLAPS) 2/173 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/173 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 4 (OVERLAPS) 351/524 variables, 173/175 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/524 variables, 161/336 constraints. Problems are: Problem set: 0 solved, 698 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/524 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 7 (OVERLAPS) 0/524 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 698 unsolved
No progress, stopping.
After SMT solving in domain Real declared 524/525 variables, and 336 constraints, problems are : Problem set: 0 solved, 698 unsolved in 24371 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 173/173 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 698/698 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 698 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/171 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/171 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 2 (OVERLAPS) 2/173 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/173 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 4 (OVERLAPS) 351/524 variables, 173/175 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/524 variables, 161/336 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/524 variables, 698/1034 constraints. Problems are: Problem set: 0 solved, 698 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/524 variables, 0/1034 constraints. Problems are: Problem set: 0 solved, 698 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 524/525 variables, and 1034 constraints, problems are : Problem set: 0 solved, 698 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 173/173 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 698/698 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 54509ms problems are : Problem set: 0 solved, 698 unsolved
Search for dead transitions found 0 dead transitions in 54511ms
Starting structural reductions in LTL mode, iteration 1 : 173/191 places, 884/1158 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 95171 ms. Remains : 173/191 places, 884/1158 transitions.
Stuttering acceptance computed with spot in 153 ms :[(NOT p1), (NOT p1), (NOT p0), (NOT p0)]
Running random walk in product with property : SemanticWebServices-PT-S256P06-LTLFireability-06
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P06-LTLFireability-06 finished in 95344 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||X(G((p1||X(X(p2))))))))'
Support contains 10 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 1158/1158 transitions.
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 0 with 33 rules applied. Total rules applied 33 place count 187 transition count 1129
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 41 place count 179 transition count 990
Iterating global reduction 1 with 8 rules applied. Total rules applied 49 place count 179 transition count 990
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 67 place count 179 transition count 972
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 2 with 12 rules applied. Total rules applied 79 place count 179 transition count 960
Applied a total of 79 rules in 11 ms. Remains 179 /191 variables (removed 12) and now considering 960/1158 (removed 198) transitions.
Running 763 sub problems to find dead transitions.
[2025-06-07 01:30:12] [INFO ] Flow matrix only has 369 transitions (discarded 591 similar events)
Normalized transition count is 368 out of 369 initially.
// Phase 1: matrix 368 rows 179 cols
[2025-06-07 01:30:12] [INFO ] Computed 2 invariants in 0 ms
[2025-06-07 01:30:12] [INFO ] State equation strengthened by 167 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 2 (OVERLAPS) 2/176 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/176 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 4 (OVERLAPS) 367/543 variables, 176/178 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/543 variables, 167/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/543 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
SMT process timed out in 20152ms, After SMT, problems are : Problem set: 0 solved, 763 unsolved
Search for dead transitions found 0 dead transitions in 20153ms
[2025-06-07 01:30:32] [INFO ] Flow matrix only has 369 transitions (discarded 591 similar events)
[2025-06-07 01:30:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:30:32] [INFO ] Implicit Places using invariants in 106 ms returned []
[2025-06-07 01:30:32] [INFO ] Flow matrix only has 369 transitions (discarded 591 similar events)
[2025-06-07 01:30:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:30:32] [INFO ] State equation strengthened by 167 read => feed constraints.
[2025-06-07 01:30:32] [INFO ] Implicit Places using invariants and state equation in 376 ms returned []
Implicit Place search using SMT with State Equation took 483 ms to find 0 implicit places.
Running 763 sub problems to find dead transitions.
[2025-06-07 01:30:32] [INFO ] Flow matrix only has 369 transitions (discarded 591 similar events)
[2025-06-07 01:30:32] [INFO ] Invariant cache hit.
[2025-06-07 01:30:32] [INFO ] State equation strengthened by 167 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 2 (OVERLAPS) 2/176 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/176 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 4 (OVERLAPS) 367/543 variables, 176/178 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/543 variables, 167/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/543 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 7 (OVERLAPS) 4/547 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 763 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 547/548 variables, and 348 constraints, problems are : Problem set: 0 solved, 763 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 179/179 constraints, ReadFeed: 167/167 constraints, PredecessorRefiner: 763/763 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 763 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 2 (OVERLAPS) 2/176 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/176 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 4 (OVERLAPS) 367/543 variables, 176/178 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/543 variables, 167/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/543 variables, 668/1013 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/543 variables, 0/1013 constraints. Problems are: Problem set: 0 solved, 763 unsolved
SMT process timed out in 60185ms, After SMT, problems are : Problem set: 0 solved, 763 unsolved
Search for dead transitions found 0 dead transitions in 60186ms
Starting structural reductions in LTL mode, iteration 1 : 179/191 places, 960/1158 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 80839 ms. Remains : 179/191 places, 960/1158 transitions.
Stuttering acceptance computed with spot in 338 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p2), true, (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : SemanticWebServices-PT-S256P06-LTLFireability-08
Product exploration explored 100000 steps with 16649 reset in 475 ms.
Product exploration explored 100000 steps with 16692 reset in 390 ms.
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p0), (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 99 ms. Reduced automaton from 10 states, 18 edges and 3 AP (stutter sensitive) to 10 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 325 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p2), true, (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p0)]
RANDOM walk for 27346 steps (6 resets) in 379 ms. (71 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p0), (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR p0 p2))), (F (NOT (OR (NOT p0) p2))), (F (NOT p2)), (F (NOT (OR p1 p0))), (F (NOT (AND (NOT p1) p0))), (F (NOT p0))]
Knowledge based reduction with 6 factoid took 310 ms. Reduced automaton from 10 states, 17 edges and 3 AP (stutter sensitive) to 10 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 333 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p2), true, (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Stuttering acceptance computed with spot in 353 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p2), true, (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Support contains 10 out of 179 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 179/179 places, 960/960 transitions.
Applied a total of 0 rules in 5 ms. Remains 179 /179 variables (removed 0) and now considering 960/960 (removed 0) transitions.
Running 763 sub problems to find dead transitions.
[2025-06-07 01:31:35] [INFO ] Flow matrix only has 369 transitions (discarded 591 similar events)
[2025-06-07 01:31:35] [INFO ] Invariant cache hit.
[2025-06-07 01:31:35] [INFO ] State equation strengthened by 167 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 2 (OVERLAPS) 2/176 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/176 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 4 (OVERLAPS) 367/543 variables, 176/178 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/543 variables, 167/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/543 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
SMT process timed out in 20158ms, After SMT, problems are : Problem set: 0 solved, 763 unsolved
Search for dead transitions found 0 dead transitions in 20160ms
[2025-06-07 01:31:55] [INFO ] Flow matrix only has 369 transitions (discarded 591 similar events)
[2025-06-07 01:31:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:31:56] [INFO ] Implicit Places using invariants in 108 ms returned []
[2025-06-07 01:31:56] [INFO ] Flow matrix only has 369 transitions (discarded 591 similar events)
[2025-06-07 01:31:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:31:56] [INFO ] State equation strengthened by 167 read => feed constraints.
[2025-06-07 01:31:56] [INFO ] Implicit Places using invariants and state equation in 371 ms returned []
Implicit Place search using SMT with State Equation took 481 ms to find 0 implicit places.
Running 763 sub problems to find dead transitions.
[2025-06-07 01:31:56] [INFO ] Flow matrix only has 369 transitions (discarded 591 similar events)
[2025-06-07 01:31:56] [INFO ] Invariant cache hit.
[2025-06-07 01:31:56] [INFO ] State equation strengthened by 167 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 2 (OVERLAPS) 2/176 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/176 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 4 (OVERLAPS) 367/543 variables, 176/178 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/543 variables, 167/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/543 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 7 (OVERLAPS) 4/547 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 763 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 547/548 variables, and 348 constraints, problems are : Problem set: 0 solved, 763 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 179/179 constraints, ReadFeed: 167/167 constraints, PredecessorRefiner: 763/763 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 763 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 2 (OVERLAPS) 2/176 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/176 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 4 (OVERLAPS) 367/543 variables, 176/178 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/543 variables, 167/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/543 variables, 668/1013 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/543 variables, 0/1013 constraints. Problems are: Problem set: 0 solved, 763 unsolved
SMT process timed out in 60184ms, After SMT, problems are : Problem set: 0 solved, 763 unsolved
Search for dead transitions found 0 dead transitions in 60187ms
Finished structural reductions in LTL mode , in 1 iterations and 80838 ms. Remains : 179/179 places, 960/960 transitions.
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p1) p0 p2), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (AND (NOT p1) p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 103 ms. Reduced automaton from 10 states, 17 edges and 3 AP (stutter sensitive) to 10 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 324 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p2), true, (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p0)]
RANDOM walk for 27085 steps (7 resets) in 357 ms. (75 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND (NOT p1) p0 p2), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (AND (NOT p1) p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (OR p0 p2))), (F (NOT (OR (NOT p0) p2))), (F (NOT p2)), (F (NOT (OR p1 p0))), (F (NOT (AND (NOT p1) p0))), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 289 ms. Reduced automaton from 10 states, 17 edges and 3 AP (stutter sensitive) to 10 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 348 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p2), true, (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Stuttering acceptance computed with spot in 350 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p2), true, (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Stuttering acceptance computed with spot in 335 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p2), true, (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Product exploration explored 100000 steps with 16683 reset in 373 ms.
Product exploration explored 100000 steps with 16672 reset in 365 ms.
Applying partial POR strategy [false, false, false, false, false, true, true, false, true, true]
Stuttering acceptance computed with spot in 355 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p2), true, (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Support contains 10 out of 179 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 179/179 places, 960/960 transitions.
Graph (complete) has 1537 edges and 179 vertex of which 173 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.3 ms
Discarding 6 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 172 transition count 956
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 172 transition count 956
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 4 place count 171 transition count 955
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 171 transition count 955
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 6 place count 171 transition count 954
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 8 place count 171 transition count 952
Reduce places removed 1 places and 0 transitions.
Graph (complete) has 1519 edges and 170 vertex of which 169 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Iterating post reduction 1 with 2 rules applied. Total rules applied 10 place count 169 transition count 951
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 11 place count 168 transition count 950
Iterating global reduction 2 with 1 rules applied. Total rules applied 12 place count 168 transition count 950
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 13 place count 168 transition count 949
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 14 place count 168 transition count 948
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 15 place count 167 transition count 948
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 16 place count 167 transition count 947
Applied a total of 16 rules in 87 ms. Remains 167 /179 variables (removed 12) and now considering 947/960 (removed 13) transitions.
Running 750 sub problems to find dead transitions.
[2025-06-07 01:32:59] [INFO ] Flow matrix only has 358 transitions (discarded 589 similar events)
Normalized transition count is 357 out of 358 initially.
// Phase 1: matrix 357 rows 167 cols
[2025-06-07 01:32:59] [INFO ] Computed 1 invariants in 1 ms
[2025-06-07 01:32:59] [INFO ] State equation strengthened by 160 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 750 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/162 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 750 unsolved
At refinement iteration 2 (OVERLAPS) 355/517 variables, 162/163 constraints. Problems are: Problem set: 0 solved, 750 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/517 variables, 160/323 constraints. Problems are: Problem set: 0 solved, 750 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/517 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 750 unsolved
At refinement iteration 5 (OVERLAPS) 7/524 variables, 5/328 constraints. Problems are: Problem set: 0 solved, 750 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/524 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 750 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 524/525 variables, and 328 constraints, problems are : Problem set: 0 solved, 750 unsolved in 20035 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 167/167 constraints, ReadFeed: 160/160 constraints, PredecessorRefiner: 750/750 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 750 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 750 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/162 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 750 unsolved
At refinement iteration 2 (OVERLAPS) 355/517 variables, 162/163 constraints. Problems are: Problem set: 0 solved, 750 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/517 variables, 160/323 constraints. Problems are: Problem set: 0 solved, 750 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/517 variables, 655/978 constraints. Problems are: Problem set: 0 solved, 750 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 517/525 variables, and 978 constraints, problems are : Problem set: 0 solved, 750 unsolved in 20016 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 162/167 constraints, ReadFeed: 160/160 constraints, PredecessorRefiner: 655/750 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40188ms problems are : Problem set: 0 solved, 750 unsolved
Search for dead transitions found 0 dead transitions in 40190ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 01:33:40] [INFO ] Redundant transitions in 707 ms returned [54, 58, 84, 89, 92, 101, 102, 105, 110, 113, 116, 120, 124, 127, 130, 132, 133, 134, 135, 136, 139, 141, 142, 145, 147, 150, 151, 152, 154, 155, 156, 157, 160, 162, 163, 165, 166, 169, 170, 171, 174, 175, 176, 177, 178, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 194, 195, 205, 208, 225, 231, 243, 251, 341, 354, 355, 356, 357, 359, 360, 361, 362, 365, 367, 368, 374, 396, 398, 401, 406, 429, 444, 445, 446, 451, 452, 453, 462, 463, 464, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 483, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 500, 502, 503, 504, 505, 506, 507, 508, 509, 510, 512, 535, 551, 552, 561, 562, 565, 566, 567, 620, 621, 623, 625, 627, 629, 630, 632, 633, 635, 637, 646, 647, 648, 650, 678, 849, 853, 854, 856, 858, 860, 862, 864, 866, 867, 869, 870, 872, 874, 875, 877, 879, 881, 882, 884, 886, 888, 889, 890, 892, 893, 894, 896, 897, 899, 900, 902, 903, 905, 906, 908, 909, 911, 913, 914, 916, 918, 919, 920, 921, 923, 924, 925, 926, 928, 929, 930, 932, 933, 935, 936, 938, 939, 940, 941, 942, 944, 945, 946]
Found 215 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT only with invariants) removed 215 transitions
Redundant transitions reduction (with SMT) removed 215 transitions.
Running 595 sub problems to find dead transitions.
[2025-06-07 01:33:40] [INFO ] Flow matrix only has 260 transitions (discarded 472 similar events)
Normalized transition count is 259 out of 260 initially.
// Phase 1: matrix 259 rows 167 cols
[2025-06-07 01:33:40] [INFO ] Computed 1 invariants in 1 ms
[2025-06-07 01:33:40] [INFO ] State equation strengthened by 122 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 2 (OVERLAPS) 255/414 variables, 159/160 constraints. Problems are: Problem set: 0 solved, 595 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/414 variables, 122/282 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/414 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 5 (OVERLAPS) 6/420 variables, 5/287 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/420 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 7 (OVERLAPS) 0/420 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 595 unsolved
No progress, stopping.
After SMT solving in domain Real declared 420/427 variables, and 287 constraints, problems are : Problem set: 0 solved, 595 unsolved in 17396 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 164/167 constraints, ReadFeed: 122/122 constraints, PredecessorRefiner: 595/595 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 595 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 2 (OVERLAPS) 255/414 variables, 159/160 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/414 variables, 122/282 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/414 variables, 368/650 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/414 variables, 0/650 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 6 (OVERLAPS) 6/420 variables, 5/655 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/420 variables, 227/882 constraints. Problems are: Problem set: 0 solved, 595 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/420 variables, 0/882 constraints. Problems are: Problem set: 0 solved, 595 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 420/427 variables, and 882 constraints, problems are : Problem set: 0 solved, 595 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 164/167 constraints, ReadFeed: 122/122 constraints, PredecessorRefiner: 595/595 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47493ms problems are : Problem set: 0 solved, 595 unsolved
Search for dead transitions found 0 dead transitions in 47494ms
Starting structural reductions in SI_LTL mode, iteration 1 : 167/179 places, 732/960 transitions.
Graph (complete) has 1368 edges and 167 vertex of which 164 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 164 transition count 730
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 9 place count 164 transition count 724
Applied a total of 9 rules in 22 ms. Remains 164 /167 variables (removed 3) and now considering 724/732 (removed 8) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 164/179 places, 724/960 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 88520 ms. Remains : 164/179 places, 724/960 transitions.
Built C files in :
/tmp/ltsmin5565616512606826077
[2025-06-07 01:34:28] [INFO ] Built C files in 29ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5565616512606826077
Running compilation step : cd /tmp/ltsmin5565616512606826077;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1646 ms.
Running link step : cd /tmp/ltsmin5565616512606826077;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 56 ms.
Running LTSmin : cd /tmp/ltsmin5565616512606826077;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased17881051000961050741.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 10 out of 179 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 179/179 places, 960/960 transitions.
Applied a total of 0 rules in 5 ms. Remains 179 /179 variables (removed 0) and now considering 960/960 (removed 0) transitions.
Running 763 sub problems to find dead transitions.
[2025-06-07 01:34:43] [INFO ] Flow matrix only has 369 transitions (discarded 591 similar events)
Normalized transition count is 368 out of 369 initially.
// Phase 1: matrix 368 rows 179 cols
[2025-06-07 01:34:43] [INFO ] Computed 2 invariants in 1 ms
[2025-06-07 01:34:43] [INFO ] State equation strengthened by 167 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 2 (OVERLAPS) 2/176 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/176 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 4 (OVERLAPS) 367/543 variables, 176/178 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/543 variables, 167/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/543 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
SMT process timed out in 20154ms, After SMT, problems are : Problem set: 0 solved, 763 unsolved
Search for dead transitions found 0 dead transitions in 20156ms
[2025-06-07 01:35:03] [INFO ] Flow matrix only has 369 transitions (discarded 591 similar events)
[2025-06-07 01:35:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:35:03] [INFO ] Implicit Places using invariants in 111 ms returned []
[2025-06-07 01:35:03] [INFO ] Flow matrix only has 369 transitions (discarded 591 similar events)
[2025-06-07 01:35:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:35:03] [INFO ] State equation strengthened by 167 read => feed constraints.
[2025-06-07 01:35:04] [INFO ] Implicit Places using invariants and state equation in 369 ms returned []
Implicit Place search using SMT with State Equation took 481 ms to find 0 implicit places.
Running 763 sub problems to find dead transitions.
[2025-06-07 01:35:04] [INFO ] Flow matrix only has 369 transitions (discarded 591 similar events)
[2025-06-07 01:35:04] [INFO ] Invariant cache hit.
[2025-06-07 01:35:04] [INFO ] State equation strengthened by 167 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 2 (OVERLAPS) 2/176 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/176 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 4 (OVERLAPS) 367/543 variables, 176/178 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/543 variables, 167/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/543 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 7 (OVERLAPS) 4/547 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 763 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 547/548 variables, and 348 constraints, problems are : Problem set: 0 solved, 763 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 179/179 constraints, ReadFeed: 167/167 constraints, PredecessorRefiner: 763/763 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 763 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 2 (OVERLAPS) 2/176 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/176 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 4 (OVERLAPS) 367/543 variables, 176/178 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/543 variables, 167/345 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/543 variables, 668/1013 constraints. Problems are: Problem set: 0 solved, 763 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/543 variables, 0/1013 constraints. Problems are: Problem set: 0 solved, 763 unsolved
SMT process timed out in 60176ms, After SMT, problems are : Problem set: 0 solved, 763 unsolved
Search for dead transitions found 0 dead transitions in 60178ms
Finished structural reductions in LTL mode , in 1 iterations and 80827 ms. Remains : 179/179 places, 960/960 transitions.
Built C files in :
/tmp/ltsmin12791459546486431436
[2025-06-07 01:36:04] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12791459546486431436
Running compilation step : cd /tmp/ltsmin12791459546486431436;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1577 ms.
Running link step : cd /tmp/ltsmin12791459546486431436;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin12791459546486431436;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased14561326076265654393.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-07 01:36:19] [INFO ] Flatten gal took : 34 ms
[2025-06-07 01:36:19] [INFO ] Flatten gal took : 33 ms
[2025-06-07 01:36:19] [INFO ] Time to serialize gal into /tmp/LTL106115414669249632.gal : 6 ms
[2025-06-07 01:36:19] [INFO ] Time to serialize properties into /tmp/LTL8308698200265070373.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL106115414669249632.gal' '-t' 'CGAL' '-hoa' '/tmp/aut14217342369172227755.hoa' '-atoms' '/tmp/LTL8308698200265070373.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL8308698200265070373.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut14217342369172227755.hoa
Detected timeout of ITS tools.
[2025-06-07 01:36:34] [INFO ] Flatten gal took : 27 ms
[2025-06-07 01:36:34] [INFO ] Flatten gal took : 25 ms
[2025-06-07 01:36:34] [INFO ] Time to serialize gal into /tmp/LTL7756505154116185819.gal : 6 ms
[2025-06-07 01:36:34] [INFO ] Time to serialize properties into /tmp/LTL2691845875034582209.ltl : 2 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL7756505154116185819.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2691845875034582209.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((X((G("(((p234<1)||(p237<1))||((p329<1)||(p347<1)))"))||(X(G(("(((p36>=1)&&(p67>=1))&&(p211>=1))")||(X(X("(((p131<1)||(p211<1))||((p...183
Formula 0 simplified : X(F!"(((p234<1)||(p237<1))||((p329<1)||(p347<1)))" & XF(!"(((p36>=1)&&(p67>=1))&&(p211>=1))" & XX!"(((p131<1)||(p211<1))||((p217<1)|...169
Detected timeout of ITS tools.
[2025-06-07 01:36:49] [INFO ] Flatten gal took : 25 ms
[2025-06-07 01:36:49] [INFO ] Applying decomposition
[2025-06-07 01:36:49] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph7238323787778105706.txt' '-o' '/tmp/graph7238323787778105706.bin' '-w' '/tmp/graph7238323787778105706.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph7238323787778105706.bin' '-l' '-1' '-v' '-w' '/tmp/graph7238323787778105706.weights' '-q' '0' '-e' '0.001'
[2025-06-07 01:36:49] [INFO ] Decomposing Gal with order
[2025-06-07 01:36:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-07 01:36:50] [INFO ] Removed a total of 894 redundant transitions.
[2025-06-07 01:36:50] [INFO ] Flatten gal took : 107 ms
[2025-06-07 01:36:50] [INFO ] Fuse similar labels procedure discarded/fused a total of 374 labels/synchronizations in 19 ms.
[2025-06-07 01:36:50] [INFO ] Time to serialize gal into /tmp/LTL6134469591549619496.gal : 6 ms
[2025-06-07 01:36:50] [INFO ] Time to serialize properties into /tmp/LTL13443824634900037728.ltl : 0 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6134469591549619496.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13443824634900037728.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X((G("(((u12.p234<1)||(u10.p237<1))||((u25.p329<1)||(u27.p347<1)))"))||(X(G(("(((i6.u18.p36>=1)&&(i6.u23.p67>=1))&&(i6.u18.p211>=1)...257
Formula 0 simplified : X(F!"(((u12.p234<1)||(u10.p237<1))||((u25.p329<1)||(u27.p347<1)))" & XF(!"(((i6.u18.p36>=1)&&(i6.u23.p67>=1))&&(i6.u18.p211>=1))" & ...243
Detected timeout of ITS tools.
Treatment of property SemanticWebServices-PT-S256P06-LTLFireability-08 finished in 413135 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0) U G(!p1)))'
Support contains 6 out of 191 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 191/191 places, 1158/1158 transitions.
Graph (complete) has 1700 edges and 191 vertex of which 178 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.2 ms
Discarding 13 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 0 with 49 rules applied. Total rules applied 50 place count 177 transition count 1105
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 61 place count 166 transition count 917
Iterating global reduction 1 with 11 rules applied. Total rules applied 72 place count 166 transition count 917
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 1 with 28 rules applied. Total rules applied 100 place count 166 transition count 889
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 101 place count 165 transition count 888
Iterating global reduction 2 with 1 rules applied. Total rules applied 102 place count 165 transition count 888
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 103 place count 165 transition count 887
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 3 with 10 rules applied. Total rules applied 113 place count 165 transition count 877
Reduce places removed 1 places and 0 transitions.
Graph (complete) has 1460 edges and 164 vertex of which 163 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Iterating post reduction 3 with 2 rules applied. Total rules applied 115 place count 163 transition count 876
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 116 place count 162 transition count 875
Iterating global reduction 4 with 1 rules applied. Total rules applied 117 place count 162 transition count 875
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 118 place count 162 transition count 874
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 119 place count 162 transition count 873
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 120 place count 161 transition count 873
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 121 place count 161 transition count 872
Applied a total of 121 rules in 83 ms. Remains 161 /191 variables (removed 30) and now considering 872/1158 (removed 286) transitions.
Running 684 sub problems to find dead transitions.
[2025-06-07 01:37:05] [INFO ] Flow matrix only has 341 transitions (discarded 531 similar events)
Normalized transition count is 340 out of 341 initially.
// Phase 1: matrix 340 rows 161 cols
[2025-06-07 01:37:05] [INFO ] Computed 1 invariants in 2 ms
[2025-06-07 01:37:05] [INFO ] State equation strengthened by 153 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 2 (OVERLAPS) 338/497 variables, 159/160 constraints. Problems are: Problem set: 0 solved, 684 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/497 variables, 153/313 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/497 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 5 (OVERLAPS) 2/499 variables, 1/314 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/499 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 684 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 499/502 variables, and 314 constraints, problems are : Problem set: 0 solved, 684 unsolved in 20021 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 160/161 constraints, ReadFeed: 153/153 constraints, PredecessorRefiner: 684/684 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 684 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 2 (OVERLAPS) 338/497 variables, 159/160 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/497 variables, 153/313 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/497 variables, 683/996 constraints. Problems are: Problem set: 0 solved, 684 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 497/502 variables, and 996 constraints, problems are : Problem set: 0 solved, 684 unsolved in 20020 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 159/161 constraints, ReadFeed: 153/153 constraints, PredecessorRefiner: 683/684 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40162ms problems are : Problem set: 0 solved, 684 unsolved
Search for dead transitions found 0 dead transitions in 40163ms
[2025-06-07 01:37:45] [INFO ] Flow matrix only has 341 transitions (discarded 531 similar events)
[2025-06-07 01:37:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:37:45] [INFO ] Implicit Places using invariants in 114 ms returned []
[2025-06-07 01:37:45] [INFO ] Flow matrix only has 341 transitions (discarded 531 similar events)
[2025-06-07 01:37:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:37:45] [INFO ] State equation strengthened by 153 read => feed constraints.
[2025-06-07 01:37:45] [INFO ] Implicit Places using invariants and state equation in 353 ms returned []
Implicit Place search using SMT with State Equation took 468 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 01:37:46] [INFO ] Redundant transitions in 688 ms returned [52, 54, 79, 84, 87, 96, 97, 100, 105, 107, 109, 112, 115, 118, 121, 123, 124, 125, 126, 127, 130, 132, 133, 136, 138, 141, 142, 143, 145, 146, 147, 148, 151, 153, 154, 156, 157, 159, 161, 163, 164, 165, 166, 167, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 183, 184, 194, 197, 225, 232, 322, 335, 336, 337, 338, 340, 341, 342, 343, 346, 348, 349, 355, 377, 379, 382, 387, 410, 425, 426, 427, 432, 433, 442, 443, 444, 448, 449, 450, 451, 452, 453, 459, 462, 463, 464, 465, 466, 467, 470, 472, 473, 474, 475, 477, 496, 509, 510, 518, 519, 522, 523, 524, 553, 554, 556, 558, 560, 562, 563, 565, 566, 568, 570, 579, 580, 581, 583, 611, 774, 778, 779, 781, 783, 785, 787, 789, 791, 792, 794, 795, 797, 799, 800, 802, 804, 806, 807, 809, 811, 813, 814, 815, 817, 818, 819, 821, 822, 824, 825, 827, 828, 830, 831, 833, 834, 836, 838, 839, 841, 843, 844, 845, 846, 848, 849, 850, 851, 853, 854, 855, 857, 858, 860, 861, 863, 864, 865, 866, 867, 869, 870, 871]
Found 196 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 196 transitions
Redundant transitions reduction (with SMT) removed 196 transitions.
Running 547 sub problems to find dead transitions.
[2025-06-07 01:37:46] [INFO ] Flow matrix only has 246 transitions (discarded 430 similar events)
Normalized transition count is 245 out of 246 initially.
// Phase 1: matrix 245 rows 161 cols
[2025-06-07 01:37:46] [INFO ] Computed 1 invariants in 1 ms
[2025-06-07 01:37:46] [INFO ] State equation strengthened by 117 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/156 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/156 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 2 (OVERLAPS) 241/397 variables, 156/157 constraints. Problems are: Problem set: 0 solved, 547 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/397 variables, 117/274 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/397 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 5 (OVERLAPS) 3/400 variables, 2/276 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/400 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 7 (OVERLAPS) 0/400 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 547 unsolved
No progress, stopping.
After SMT solving in domain Real declared 400/407 variables, and 276 constraints, problems are : Problem set: 0 solved, 547 unsolved in 15272 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 158/161 constraints, ReadFeed: 117/117 constraints, PredecessorRefiner: 547/547 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 547 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/156 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/156 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 2 (OVERLAPS) 241/397 variables, 156/157 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/397 variables, 117/274 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/397 variables, 388/662 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/397 variables, 0/662 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 6 (OVERLAPS) 3/400 variables, 2/664 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/400 variables, 158/822 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/400 variables, 0/822 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 9 (OVERLAPS) 1/401 variables, 1/823 constraints. Problems are: Problem set: 0 solved, 547 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 401/407 variables, and 823 constraints, problems are : Problem set: 0 solved, 547 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 158/161 constraints, ReadFeed: 117/117 constraints, PredecessorRefiner: 547/547 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45354ms problems are : Problem set: 0 solved, 547 unsolved
Search for dead transitions found 0 dead transitions in 45355ms
Starting structural reductions in SI_LTL mode, iteration 1 : 161/191 places, 676/1158 transitions.
Graph (complete) has 1323 edges and 161 vertex of which 158 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 158 transition count 674
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 157 transition count 672
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 157 transition count 672
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 6 place count 157 transition count 671
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 12 place count 157 transition count 665
Applied a total of 12 rules in 26 ms. Remains 157 /161 variables (removed 4) and now considering 665/676 (removed 11) transitions.
[2025-06-07 01:38:31] [INFO ] Flow matrix only has 239 transitions (discarded 426 similar events)
Normalized transition count is 238 out of 239 initially.
// Phase 1: matrix 238 rows 157 cols
[2025-06-07 01:38:31] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:38:32] [INFO ] Implicit Places using invariants in 95 ms returned []
[2025-06-07 01:38:32] [INFO ] Flow matrix only has 239 transitions (discarded 426 similar events)
[2025-06-07 01:38:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:38:32] [INFO ] State equation strengthened by 113 read => feed constraints.
[2025-06-07 01:38:32] [INFO ] Implicit Places using invariants and state equation in 282 ms returned []
Implicit Place search using SMT with State Equation took 377 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 157/191 places, 665/1158 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 87172 ms. Remains : 157/191 places, 665/1158 transitions.
Stuttering acceptance computed with spot in 57 ms :[p1, p0]
Running random walk in product with property : SemanticWebServices-PT-S256P06-LTLFireability-12
Stuttering criterion allowed to conclude after 146 steps with 0 reset in 2 ms.
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P06-LTLFireability-12 finished in 87256 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 8 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 1158/1158 transitions.
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 0 with 41 rules applied. Total rules applied 41 place count 185 transition count 1123
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 49 place count 177 transition count 968
Iterating global reduction 1 with 8 rules applied. Total rules applied 57 place count 177 transition count 968
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 81 place count 177 transition count 944
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 2 with 8 rules applied. Total rules applied 89 place count 177 transition count 936
Applied a total of 89 rules in 12 ms. Remains 177 /191 variables (removed 14) and now considering 936/1158 (removed 222) transitions.
Running 743 sub problems to find dead transitions.
[2025-06-07 01:38:32] [INFO ] Flow matrix only has 362 transitions (discarded 574 similar events)
Normalized transition count is 361 out of 362 initially.
// Phase 1: matrix 361 rows 177 cols
[2025-06-07 01:38:32] [INFO ] Computed 2 invariants in 1 ms
[2025-06-07 01:38:32] [INFO ] State equation strengthened by 164 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 2 (OVERLAPS) 2/176 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/176 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 4 (OVERLAPS) 361/537 variables, 176/178 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 164/342 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 743 unsolved
SMT process timed out in 20161ms, After SMT, problems are : Problem set: 0 solved, 743 unsolved
Search for dead transitions found 0 dead transitions in 20163ms
[2025-06-07 01:38:52] [INFO ] Flow matrix only has 362 transitions (discarded 574 similar events)
[2025-06-07 01:38:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:38:52] [INFO ] Implicit Places using invariants in 120 ms returned []
[2025-06-07 01:38:52] [INFO ] Flow matrix only has 362 transitions (discarded 574 similar events)
[2025-06-07 01:38:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:38:52] [INFO ] State equation strengthened by 164 read => feed constraints.
[2025-06-07 01:38:53] [INFO ] Implicit Places using invariants and state equation in 365 ms returned []
Implicit Place search using SMT with State Equation took 487 ms to find 0 implicit places.
Running 743 sub problems to find dead transitions.
[2025-06-07 01:38:53] [INFO ] Flow matrix only has 362 transitions (discarded 574 similar events)
[2025-06-07 01:38:53] [INFO ] Invariant cache hit.
[2025-06-07 01:38:53] [INFO ] State equation strengthened by 164 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 2 (OVERLAPS) 2/176 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/176 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 4 (OVERLAPS) 361/537 variables, 176/178 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 164/342 constraints. Problems are: Problem set: 0 solved, 743 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 7 (OVERLAPS) 1/538 variables, 1/343 constraints. Problems are: Problem set: 0 solved, 743 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 538/539 variables, and 343 constraints, problems are : Problem set: 0 solved, 743 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 177/177 constraints, ReadFeed: 164/164 constraints, PredecessorRefiner: 743/743 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 743 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/174 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/174 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 2 (OVERLAPS) 2/176 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/176 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 4 (OVERLAPS) 361/537 variables, 176/178 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/537 variables, 164/342 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/537 variables, 694/1036 constraints. Problems are: Problem set: 0 solved, 743 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/537 variables, 0/1036 constraints. Problems are: Problem set: 0 solved, 743 unsolved
SMT process timed out in 60174ms, After SMT, problems are : Problem set: 0 solved, 743 unsolved
Search for dead transitions found 0 dead transitions in 60178ms
Starting structural reductions in LTL mode, iteration 1 : 177/191 places, 936/1158 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 80844 ms. Remains : 177/191 places, 936/1158 transitions.
Stuttering acceptance computed with spot in 127 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SemanticWebServices-PT-S256P06-LTLFireability-13
Product exploration explored 100000 steps with 33333 reset in 393 ms.
Product exploration explored 100000 steps with 33333 reset in 338 ms.
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 17 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SemanticWebServices-PT-S256P06-LTLFireability-13 finished in 81751 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 4 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 1158/1158 transitions.
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 184 transition count 1109
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 65 place count 175 transition count 943
Iterating global reduction 1 with 9 rules applied. Total rules applied 74 place count 175 transition count 943
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 101 place count 175 transition count 916
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 2 with 8 rules applied. Total rules applied 109 place count 175 transition count 908
Applied a total of 109 rules in 13 ms. Remains 175 /191 variables (removed 16) and now considering 908/1158 (removed 250) transitions.
Running 721 sub problems to find dead transitions.
[2025-06-07 01:39:54] [INFO ] Flow matrix only has 355 transitions (discarded 553 similar events)
Normalized transition count is 354 out of 355 initially.
// Phase 1: matrix 354 rows 175 cols
[2025-06-07 01:39:54] [INFO ] Computed 2 invariants in 2 ms
[2025-06-07 01:39:54] [INFO ] State equation strengthened by 163 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/173 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 2/175 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/175 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (OVERLAPS) 354/529 variables, 175/177 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/529 variables, 163/340 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/529 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 529/530 variables, and 340 constraints, problems are : Problem set: 0 solved, 721 unsolved in 20024 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 175/175 constraints, ReadFeed: 163/163 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 721 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/173 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 2/175 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/175 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (OVERLAPS) 354/529 variables, 175/177 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/529 variables, 163/340 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/529 variables, 721/1061 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 529/530 variables, and 1061 constraints, problems are : Problem set: 0 solved, 721 unsolved in 20023 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 175/175 constraints, ReadFeed: 163/163 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40200ms problems are : Problem set: 0 solved, 721 unsolved
Search for dead transitions found 0 dead transitions in 40202ms
[2025-06-07 01:40:34] [INFO ] Flow matrix only has 355 transitions (discarded 553 similar events)
[2025-06-07 01:40:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:40:34] [INFO ] Implicit Places using invariants in 120 ms returned []
[2025-06-07 01:40:34] [INFO ] Flow matrix only has 355 transitions (discarded 553 similar events)
[2025-06-07 01:40:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:40:34] [INFO ] State equation strengthened by 163 read => feed constraints.
[2025-06-07 01:40:34] [INFO ] Implicit Places using invariants and state equation in 385 ms returned []
Implicit Place search using SMT with State Equation took 506 ms to find 0 implicit places.
Running 721 sub problems to find dead transitions.
[2025-06-07 01:40:34] [INFO ] Flow matrix only has 355 transitions (discarded 553 similar events)
[2025-06-07 01:40:34] [INFO ] Invariant cache hit.
[2025-06-07 01:40:34] [INFO ] State equation strengthened by 163 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/173 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 2/175 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/175 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (OVERLAPS) 354/529 variables, 175/177 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/529 variables, 163/340 constraints. Problems are: Problem set: 0 solved, 721 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/529 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 7 (OVERLAPS) 0/529 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 721 unsolved
No progress, stopping.
After SMT solving in domain Real declared 529/530 variables, and 340 constraints, problems are : Problem set: 0 solved, 721 unsolved in 25286 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 175/175 constraints, ReadFeed: 163/163 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 721 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/173 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/173 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 2 (OVERLAPS) 2/175 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/175 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 4 (OVERLAPS) 354/529 variables, 175/177 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/529 variables, 163/340 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/529 variables, 721/1061 constraints. Problems are: Problem set: 0 solved, 721 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/529 variables, 0/1061 constraints. Problems are: Problem set: 0 solved, 721 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 529/530 variables, and 1061 constraints, problems are : Problem set: 0 solved, 721 unsolved in 30022 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 175/175 constraints, ReadFeed: 163/163 constraints, PredecessorRefiner: 721/721 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 55435ms problems are : Problem set: 0 solved, 721 unsolved
Search for dead transitions found 0 dead transitions in 55436ms
Starting structural reductions in LTL mode, iteration 1 : 175/191 places, 908/1158 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 96165 ms. Remains : 175/191 places, 908/1158 transitions.
Stuttering acceptance computed with spot in 90 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : SemanticWebServices-PT-S256P06-LTLFireability-14
Entered a terminal (fully accepting) state of product in 495 steps with 0 reset in 7 ms.
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P06-LTLFireability-14 finished in 96285 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0||G(F(p1)))))))'
Support contains 6 out of 191 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 1158/1158 transitions.
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 38 transitions
Reduce isomorphic transitions removed 38 transitions.
Iterating post reduction 0 with 44 rules applied. Total rules applied 44 place count 185 transition count 1120
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 54 place count 175 transition count 942
Iterating global reduction 1 with 10 rules applied. Total rules applied 64 place count 175 transition count 942
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 1 with 28 rules applied. Total rules applied 92 place count 175 transition count 914
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 94 place count 175 transition count 912
Applied a total of 94 rules in 13 ms. Remains 175 /191 variables (removed 16) and now considering 912/1158 (removed 246) transitions.
Running 716 sub problems to find dead transitions.
[2025-06-07 01:41:30] [INFO ] Flow matrix only has 364 transitions (discarded 548 similar events)
Normalized transition count is 363 out of 364 initially.
// Phase 1: matrix 363 rows 175 cols
[2025-06-07 01:41:30] [INFO ] Computed 2 invariants in 3 ms
[2025-06-07 01:41:30] [INFO ] State equation strengthened by 163 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/172 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/172 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 2 (OVERLAPS) 2/174 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/174 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 4 (OVERLAPS) 362/536 variables, 174/176 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/536 variables, 163/339 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/536 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 716 unsolved
SMT process timed out in 20136ms, After SMT, problems are : Problem set: 0 solved, 716 unsolved
Search for dead transitions found 0 dead transitions in 20137ms
[2025-06-07 01:41:50] [INFO ] Flow matrix only has 364 transitions (discarded 548 similar events)
[2025-06-07 01:41:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:41:50] [INFO ] Implicit Places using invariants in 105 ms returned []
[2025-06-07 01:41:50] [INFO ] Flow matrix only has 364 transitions (discarded 548 similar events)
[2025-06-07 01:41:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 01:41:50] [INFO ] State equation strengthened by 163 read => feed constraints.
[2025-06-07 01:41:51] [INFO ] Implicit Places using invariants and state equation in 351 ms returned []
Implicit Place search using SMT with State Equation took 457 ms to find 0 implicit places.
Running 716 sub problems to find dead transitions.
[2025-06-07 01:41:51] [INFO ] Flow matrix only has 364 transitions (discarded 548 similar events)
[2025-06-07 01:41:51] [INFO ] Invariant cache hit.
[2025-06-07 01:41:51] [INFO ] State equation strengthened by 163 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/172 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/172 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 2 (OVERLAPS) 2/174 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/174 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 4 (OVERLAPS) 362/536 variables, 174/176 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/536 variables, 163/339 constraints. Problems are: Problem set: 0 solved, 716 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/536 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 7 (OVERLAPS) 2/538 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/538 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 716 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 538/539 variables, and 340 constraints, problems are : Problem set: 0 solved, 716 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 175/175 constraints, ReadFeed: 163/163 constraints, PredecessorRefiner: 716/716 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 716 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/172 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/172 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 2 (OVERLAPS) 2/174 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/174 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 4 (OVERLAPS) 362/536 variables, 174/176 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/536 variables, 163/339 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/536 variables, 632/971 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/536 variables, 0/971 constraints. Problems are: Problem set: 0 solved, 716 unsolved
At refinement iteration 8 (OVERLAPS) 2/538 variables, 1/972 constraints. Problems are: Problem set: 0 solved, 716 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 538/539 variables, and 1056 constraints, problems are : Problem set: 0 solved, 716 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 175/175 constraints, ReadFeed: 163/163 constraints, PredecessorRefiner: 716/716 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60186ms problems are : Problem set: 0 solved, 716 unsolved
Search for dead transitions found 0 dead transitions in 60190ms
Starting structural reductions in LTL mode, iteration 1 : 175/191 places, 912/1158 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 80802 ms. Remains : 175/191 places, 912/1158 transitions.
Stuttering acceptance computed with spot in 200 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SemanticWebServices-PT-S256P06-LTLFireability-15
Stuttering criterion allowed to conclude after 9149 steps with 24 reset in 84 ms.
FORMULA SemanticWebServices-PT-S256P06-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P06-LTLFireability-15 finished in 81107 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||X(G((p1||X(X(p2))))))))'
[2025-06-07 01:42:51] [INFO ] Flatten gal took : 30 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin5095167819978039985
[2025-06-07 01:42:51] [INFO ] Computing symmetric may disable matrix : 1158 transitions.
[2025-06-07 01:42:51] [INFO ] Applying decomposition
[2025-06-07 01:42:51] [INFO ] Computation of Complete disable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 01:42:51] [INFO ] Computing symmetric may enable matrix : 1158 transitions.
[2025-06-07 01:42:51] [INFO ] Computation of Complete enable matrix. took 8 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 01:42:51] [INFO ] Flatten gal took : 29 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph10648268618933185465.txt' '-o' '/tmp/graph10648268618933185465.bin' '-w' '/tmp/graph10648268618933185465.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10648268618933185465.bin' '-l' '-1' '-v' '-w' '/tmp/graph10648268618933185465.weights' '-q' '0' '-e' '0.001'
[2025-06-07 01:42:51] [INFO ] Decomposing Gal with order
[2025-06-07 01:42:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-07 01:42:51] [INFO ] Removed a total of 1026 redundant transitions.
[2025-06-07 01:42:51] [INFO ] Flatten gal took : 74 ms
[2025-06-07 01:42:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 477 labels/synchronizations in 18 ms.
[2025-06-07 01:42:52] [INFO ] Time to serialize gal into /tmp/LTLFireability7208989960779293798.gal : 17 ms
[2025-06-07 01:42:52] [INFO ] Time to serialize properties into /tmp/LTLFireability13090920268995875484.ltl : 0 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability7208989960779293798.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability13090920268995875484.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X((G("(((i5.u19.p234<1)||(i8.i1.u18.p237<1))||((u28.p329<1)||(u29.p347<1)))"))||(X(G(("(((i9.u22.p36>=1)&&(i9.u27.p67>=1))&&(i9.u22...257
Formula 0 simplified : X(F!"(((i5.u19.p234<1)||(i8.i1.u18.p237<1))||((u28.p329<1)||(u29.p347<1)))" & XF(!"(((i9.u22.p36>=1)&&(i9.u27.p67>=1))&&(i9.u22.p211...243
[2025-06-07 01:42:52] [INFO ] Computing Do-Not-Accords matrix : 1158 transitions.
[2025-06-07 01:42:52] [INFO ] Computation of Completed DNA matrix. took 38 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 01:42:52] [INFO ] Built C files in 422ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5095167819978039985
Running compilation step : cd /tmp/ltsmin5095167819978039985;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 3524 ms.
Running link step : cd /tmp/ltsmin5095167819978039985;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 57 ms.
Running LTSmin : cd /tmp/ltsmin5095167819978039985;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(([]((LTLAPp0==true))||X([](((LTLAPp1==true)||X(X((LTLAPp2==true))))))))' '--buchi-type=spotba'
pins2lts-mc-linux64, 0.000: Registering PINS so language module
pins2lts-mc-linux64( 4/ 8), 0.000: library has no initializer
pins2lts-mc-linux64( 2/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 2/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.000: library has no initializer
pins2lts-mc-linux64( 5/ 8), 0.000: loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.000: library has no initializer
pins2lts-mc-linux64( 6/ 8), 0.000: loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 1/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.005: loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.008: Loading model from ./gal.so
pins2lts-mc-linux64( 0/ 8), 0.008: library has no initializer
pins2lts-mc-linux64( 0/ 8), 0.008: loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.011: library has no initializer
pins2lts-mc-linux64( 7/ 8), 0.011: library has no initializer
pins2lts-mc-linux64( 3/ 8), 0.011: loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.011: loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.078: completed loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.079: LTL layer: formula: X(([]((LTLAPp0==true))||X([](((LTLAPp1==true)||X(X((LTLAPp2==true))))))))
pins2lts-mc-linux64( 2/ 8), 0.079: "X(([]((LTLAPp0==true))||X([](((LTLAPp1==true)||X(X((LTLAPp2==true))))))))" is not a file, parsing as formula...
pins2lts-mc-linux64( 2/ 8), 0.079: Using Spin LTL semantics
pins2lts-mc-linux64( 7/ 8), 0.129: completed loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.156: completed loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.156: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.157: completed loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.162: completed loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.173: completed loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.177: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.182: Weak Buchi automaton detected, adding non-accepting as progress label.
pins2lts-mc-linux64( 0/ 8), 0.291: DFS-FIFO for weak LTL, using special progress label 1162
pins2lts-mc-linux64( 0/ 8), 0.291: There are 1163 state labels and 1 edge labels
pins2lts-mc-linux64( 0/ 8), 0.291: State length is 192, there are 1194 groups
pins2lts-mc-linux64( 0/ 8), 0.291: Running dfsfifo using 8 cores
pins2lts-mc-linux64( 0/ 8), 0.291: Using a tree table with 2^27 elements
pins2lts-mc-linux64( 0/ 8), 0.291: Successor permutation: rr
pins2lts-mc-linux64( 0/ 8), 0.291: Global bits: 2, count bits: 0, local bits: 0
pins2lts-mc-linux64( 4/ 8), 1.316: ~1 levels ~960 states ~213096 transitions
pins2lts-mc-linux64( 5/ 8), 2.092: ~1 levels ~1920 states ~426208 transitions
pins2lts-mc-linux64( 5/ 8), 3.259: ~1 levels ~3840 states ~852416 transitions
pins2lts-mc-linux64( 5/ 8), 4.934: ~1 levels ~7680 states ~1704944 transitions
pins2lts-mc-linux64( 7/ 8), 8.014: ~1 levels ~15360 states ~3410208 transitions
pins2lts-mc-linux64( 3/ 8), 14.012: ~1 levels ~30720 states ~6824032 transitions
pins2lts-mc-linux64( 3/ 8), 26.298: ~1 levels ~61440 states ~13652360 transitions
pins2lts-mc-linux64( 3/ 8), 51.066: ~1 levels ~122880 states ~27309736 transitions
pins2lts-mc-linux64( 3/ 8), 100.476: ~1 levels ~245760 states ~54624888 transitions
pins2lts-mc-linux64( 2/ 8), 199.864: ~1 levels ~491520 states ~109114408 transitions
pins2lts-mc-linux64( 5/ 8), 399.050: ~1 levels ~983040 states ~218259568 transitions
pins2lts-mc-linux64( 5/ 8), 802.663: ~1 levels ~1966080 states ~436524072 transitions
pins2lts-mc-linux64( 5/ 8), 866.615: Error: tree roots table full! Change -s/--ratio.
pins2lts-mc-linux64( 0/ 8), 867.012:
pins2lts-mc-linux64( 0/ 8), 867.012: mean standard work distribution: 0.2% (states) 0.2% (transitions)
pins2lts-mc-linux64( 0/ 8), 867.012:
pins2lts-mc-linux64( 0/ 8), 867.012: Explored 2095332 states 465275167 transitions, fanout: 222.053
pins2lts-mc-linux64( 0/ 8), 867.012: Total exploration time 866.720 sec (866.350 sec minimum, 866.495 sec on average)
pins2lts-mc-linux64( 0/ 8), 867.012: States per second: 2418, Transitions per second: 536823
pins2lts-mc-linux64( 0/ 8), 867.012:
pins2lts-mc-linux64( 0/ 8), 867.012: Progress states detected: 134215687
pins2lts-mc-linux64( 0/ 8), 867.012: Redundant explorations: -98.4388
pins2lts-mc-linux64( 0/ 8), 867.012:
pins2lts-mc-linux64( 0/ 8), 867.012: Queue width: 8B, total height: 219824207, memory: 1677.13MB
pins2lts-mc-linux64( 0/ 8), 867.012: Tree memory: 1215.0MB, 9.5 B/state, compr.: 1.2%
pins2lts-mc-linux64( 0/ 8), 867.012: Tree fill ratio (roots/leafs): 99.0%/74.0%
pins2lts-mc-linux64( 0/ 8), 867.012: Stored 1366 string chucks using 0MB
pins2lts-mc-linux64( 0/ 8), 867.012: Total memory used for chunk indexing: 0MB
pins2lts-mc-linux64( 0/ 8), 867.012: Est. total memory use: 2892.2MB (~2701.1MB paged-in)
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin5095167819978039985;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(([]((LTLAPp0==true))||X([](((LTLAPp1==true)||X(X((LTLAPp2==true))))))))' '--buchi-type=spotba'
255
java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin5095167819978039985;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(([]((LTLAPp0==true))||X([](((LTLAPp1==true)||X(X((LTLAPp2==true))))))))' '--buchi-type=spotba'
255
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner.checkProperty(LTSminRunner.java:241)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.checkProperties(LTSminRunner.java:176)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:114)
at java.base/java.lang.Thread.run(Thread.java:1583)
Detected timeout of ITS tools.
[2025-06-07 02:09:33] [INFO ] Flatten gal took : 27 ms
[2025-06-07 02:09:33] [INFO ] Time to serialize gal into /tmp/LTLFireability1142499529880977183.gal : 6 ms
[2025-06-07 02:09:33] [INFO ] Time to serialize properties into /tmp/LTLFireability18003986787723780208.ltl : 0 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability1142499529880977183.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability18003986787723780208.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...298
Read 1 LTL properties
Checking formula 0 : !((X((G("(((p234<1)||(p237<1))||((p329<1)||(p347<1)))"))||(X(G(("(((p36>=1)&&(p67>=1))&&(p211>=1))")||(X(X("(((p131<1)||(p211<1))||((p...183
Formula 0 simplified : X(F!"(((p234<1)||(p237<1))||((p329<1)||(p347<1)))" & XF(!"(((p36>=1)&&(p67>=1))&&(p211>=1))" & XX!"(((p131<1)||(p211<1))||((p217<1)|...169
BK_TIME_CONFINEMENT_REACHED
--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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="SemanticWebServices-PT-S256P06"
export BK_EXAMINATION="LTLFireability"
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 SemanticWebServices-PT-S256P06, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r184-tall-174889265100924"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/SemanticWebServices-PT-S256P06.tgz
mv SemanticWebServices-PT-S256P06 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;