Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r254-tall-174931339300116.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 Champagne-PT-H08T2O, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931339300116
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 672K
-rw-r--r-- 1 mcc users 6.9K Jun 6 08:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Jun 6 08:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Jun 6 08:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Jun 6 08:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Jun 6 13:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Jun 6 13:14 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Jun 6 13:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Jun 6 13:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 8.9K Jun 6 08:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 89K Jun 6 08:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Jun 6 08:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K Jun 6 08:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Jun 6 13:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Jun 6 13:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 7 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 283K Jun 5 20:08 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 Champagne-PT-H08T2O-LTLFireability-00
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-01
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-02
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-03
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-04
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-05
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-06
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-07
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-08
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-09
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-10
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-11
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-12
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-13
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-14
FORMULA_NAME Champagne-PT-H08T2O-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749328171100

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Champagne-PT-H08T2O
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 20:29:32] [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 20:29:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 20:29:32] [INFO ] Load time of PNML (sax parser for PT used): 109 ms
[2025-06-07 20:29:32] [INFO ] Transformed 1405 places.
[2025-06-07 20:29:32] [INFO ] Transformed 1828 transitions.
[2025-06-07 20:29:32] [INFO ] Found NUPN structural information;
[2025-06-07 20:29:32] [INFO ] Parsed PT model containing 1405 places and 1828 transitions and 4416 arcs in 208 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Support contains 45 out of 1405 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1405/1405 places, 1828/1828 transitions.
Discarding 244 places :
Symmetric choice reduction at 0 with 244 rule applications. Total rules 244 place count 1161 transition count 1584
Iterating global reduction 0 with 244 rules applied. Total rules applied 488 place count 1161 transition count 1584
Discarding 170 places :
Symmetric choice reduction at 0 with 170 rule applications. Total rules 658 place count 991 transition count 1414
Iterating global reduction 0 with 170 rules applied. Total rules applied 828 place count 991 transition count 1414
Discarding 97 places :
Symmetric choice reduction at 0 with 97 rule applications. Total rules 925 place count 894 transition count 1317
Iterating global reduction 0 with 97 rules applied. Total rules applied 1022 place count 894 transition count 1317
Applied a total of 1022 rules in 310 ms. Remains 894 /1405 variables (removed 511) and now considering 1317/1828 (removed 511) transitions.
// Phase 1: matrix 1317 rows 894 cols
[2025-06-07 20:29:33] [INFO ] Computed 37 invariants in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:29:33] [INFO ] Implicit Places using invariants in 416 ms returned []
[2025-06-07 20:29:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:29:33] [INFO ] Implicit Places using invariants and state equation in 513 ms returned []
Implicit Place search using SMT with State Equation took 964 ms to find 0 implicit places.
Running 1316 sub problems to find dead transitions.
[2025-06-07 20:29:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 893/2211 variables, and 0 constraints, problems are : Problem set: 0 solved, 1316 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 0/37 constraints, State Equation: 0/894 constraints, PredecessorRefiner: 1316/1316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1316 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 893/2211 variables, and 0 constraints, problems are : Problem set: 0 solved, 1316 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 0/37 constraints, State Equation: 0/894 constraints, PredecessorRefiner: 0/1316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60457ms problems are : Problem set: 0 solved, 1316 unsolved
Search for dead transitions found 0 dead transitions in 60474ms
Starting structural reductions in LTL mode, iteration 1 : 894/1405 places, 1317/1828 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61771 ms. Remains : 894/1405 places, 1317/1828 transitions.
Support contains 45 out of 894 places after structural reductions.
[2025-06-07 20:30:34] [INFO ] Flatten gal took : 100 ms
[2025-06-07 20:30:34] [INFO ] Flatten gal took : 54 ms
[2025-06-07 20:30:34] [INFO ] Input system was already deterministic with 1317 transitions.
Support contains 43 out of 894 places (down from 45) after GAL structural reductions.
RANDOM walk for 40000 steps (36 resets) in 1443 ms. (27 steps per ms) remains 0/36 properties
FORMULA Champagne-PT-H08T2O-LTLFireability-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 40 stabilizing places and 40 stable transitions
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((((p0 U X(p1))&&G(p2)) U X(X(p3)))))'
Support contains 6 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 874 transition count 1297
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 874 transition count 1297
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 54 place count 860 transition count 1283
Iterating global reduction 0 with 14 rules applied. Total rules applied 68 place count 860 transition count 1283
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 75 place count 853 transition count 1276
Iterating global reduction 0 with 7 rules applied. Total rules applied 82 place count 853 transition count 1276
Applied a total of 82 rules in 136 ms. Remains 853 /894 variables (removed 41) and now considering 1276/1317 (removed 41) transitions.
// Phase 1: matrix 1276 rows 853 cols
[2025-06-07 20:30:36] [INFO ] Computed 37 invariants in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:30:36] [INFO ] Implicit Places using invariants in 240 ms returned []
[2025-06-07 20:30:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:30:36] [INFO ] Implicit Places using invariants and state equation in 481 ms returned []
Implicit Place search using SMT with State Equation took 723 ms to find 0 implicit places.
Running 1275 sub problems to find dead transitions.
[2025-06-07 20:30:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/852 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1275 unsolved
SMT process timed out in 30289ms, After SMT, problems are : Problem set: 0 solved, 1275 unsolved
Search for dead transitions found 0 dead transitions in 30293ms
Starting structural reductions in LTL mode, iteration 1 : 853/894 places, 1276/1317 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31156 ms. Remains : 853/894 places, 1276/1317 transitions.
Stuttering acceptance computed with spot in 759 ms :[(NOT p3), (NOT p3), (NOT p3), (NOT p3), (AND p2 (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (NOT p3), true, (NOT p3), (AND (NOT p3) p2 (NOT p1)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (NOT p2), (NOT p1), (NOT p1)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-00
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 2 ms.
FORMULA Champagne-PT-H08T2O-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLFireability-00 finished in 31996 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' '!((p0 U (G(p2)&&p1)))'
Support contains 2 out of 894 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Graph (trivial) has 949 edges and 894 vertex of which 568 / 894 are part of one of the 37 SCC in 6 ms
Free SCC test removed 531 places
Ensure Unique test removed 589 transitions
Reduce isomorphic transitions removed 589 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 117 transitions
Trivial Post-agglo rules discarded 117 transitions
Performed 117 trivial Post agglomeration. Transition count delta: 117
Iterating post reduction 0 with 117 rules applied. Total rules applied 118 place count 362 transition count 610
Reduce places removed 117 places and 0 transitions.
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 1 with 185 rules applied. Total rules applied 303 place count 245 transition count 542
Reduce places removed 33 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 34 rules applied. Total rules applied 337 place count 212 transition count 541
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 338 place count 211 transition count 541
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 338 place count 211 transition count 539
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 342 place count 209 transition count 539
Discarding 29 places :
Symmetric choice reduction at 4 with 29 rule applications. Total rules 371 place count 180 transition count 393
Iterating global reduction 4 with 29 rules applied. Total rules applied 400 place count 180 transition count 393
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 4 with 24 rules applied. Total rules applied 424 place count 180 transition count 369
Performed 69 Post agglomeration using F-continuation condition.Transition count delta: 69
Deduced a syphon composed of 69 places in 0 ms
Reduce places removed 69 places and 0 transitions.
Iterating global reduction 5 with 138 rules applied. Total rules applied 562 place count 111 transition count 300
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 564 place count 109 transition count 283
Iterating global reduction 5 with 2 rules applied. Total rules applied 566 place count 109 transition count 283
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 568 place count 109 transition count 281
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 570 place count 108 transition count 285
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 6 with 6 rules applied. Total rules applied 576 place count 108 transition count 279
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 578 place count 106 transition count 277
Applied a total of 578 rules in 108 ms. Remains 106 /894 variables (removed 788) and now considering 277/1317 (removed 1040) transitions.
[2025-06-07 20:31:08] [INFO ] Flow matrix only has 101 transitions (discarded 176 similar events)
// Phase 1: matrix 101 rows 106 cols
[2025-06-07 20:31:08] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:31:08] [INFO ] Implicit Places using invariants in 83 ms returned []
[2025-06-07 20:31:08] [INFO ] Flow matrix only has 101 transitions (discarded 176 similar events)
[2025-06-07 20:31:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:31:08] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 178 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 20:31:08] [INFO ] Redundant transitions in 12 ms returned []
Running 173 sub problems to find dead transitions.
[2025-06-07 20:31:08] [INFO ] Flow matrix only has 101 transitions (discarded 176 similar events)
[2025-06-07 20:31:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/104 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/104 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 2 (OVERLAPS) 2/106 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 4 (OVERLAPS) 100/206 variables, 106/143 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/206 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 6 (OVERLAPS) 0/206 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 173 unsolved
No progress, stopping.
After SMT solving in domain Real declared 206/207 variables, and 143 constraints, problems are : Problem set: 0 solved, 173 unsolved in 4913 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 106/106 constraints, PredecessorRefiner: 173/173 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 173 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/104 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/104 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 2 (OVERLAPS) 2/106 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 4 (OVERLAPS) 100/206 variables, 106/143 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/206 variables, 173/316 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/206 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 7 (OVERLAPS) 0/206 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 173 unsolved
No progress, stopping.
After SMT solving in domain Int declared 206/207 variables, and 316 constraints, problems are : Problem set: 0 solved, 173 unsolved in 5021 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 106/106 constraints, PredecessorRefiner: 173/173 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9961ms problems are : Problem set: 0 solved, 173 unsolved
Search for dead transitions found 0 dead transitions in 9962ms
Starting structural reductions in SI_LTL mode, iteration 1 : 106/894 places, 277/1317 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10266 ms. Remains : 106/894 places, 277/1317 transitions.
Stuttering acceptance computed with spot in 125 ms :[(OR (NOT p1) (NOT p2)), true, (NOT p2), (NOT p2)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-01
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 17 ms.
FORMULA Champagne-PT-H08T2O-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLFireability-01 finished in 10431 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((G(p1)||F(p2)))||X(p2))))'
Support contains 4 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 874 transition count 1297
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 874 transition count 1297
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 53 place count 861 transition count 1284
Iterating global reduction 0 with 13 rules applied. Total rules applied 66 place count 861 transition count 1284
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 72 place count 855 transition count 1278
Iterating global reduction 0 with 6 rules applied. Total rules applied 78 place count 855 transition count 1278
Applied a total of 78 rules in 111 ms. Remains 855 /894 variables (removed 39) and now considering 1278/1317 (removed 39) transitions.
// Phase 1: matrix 1278 rows 855 cols
[2025-06-07 20:31:18] [INFO ] Computed 37 invariants in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:31:18] [INFO ] Implicit Places using invariants in 224 ms returned []
[2025-06-07 20:31:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:31:19] [INFO ] Implicit Places using invariants and state equation in 471 ms returned []
Implicit Place search using SMT with State Equation took 697 ms to find 0 implicit places.
Running 1277 sub problems to find dead transitions.
[2025-06-07 20:31:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s571 timeout
1.0)
(s572 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/854 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1277 unsolved
SMT process timed out in 30273ms, After SMT, problems are : Problem set: 0 solved, 1277 unsolved
Search for dead transitions found 0 dead transitions in 30275ms
Starting structural reductions in LTL mode, iteration 1 : 855/894 places, 1278/1317 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31087 ms. Remains : 855/894 places, 1278/1317 transitions.
Stuttering acceptance computed with spot in 250 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1))]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-02
Stuttering criterion allowed to conclude after 49565 steps with 1245 reset in 190 ms.
FORMULA Champagne-PT-H08T2O-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLFireability-02 finished in 31566 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((F(p0)&&X(p1))) U (p2||(p3&&G(p0)))))'
Support contains 4 out of 894 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Graph (trivial) has 946 edges and 894 vertex of which 567 / 894 are part of one of the 38 SCC in 4 ms
Free SCC test removed 529 places
Ensure Unique test removed 586 transitions
Reduce isomorphic transitions removed 586 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 115 transitions
Trivial Post-agglo rules discarded 115 transitions
Performed 115 trivial Post agglomeration. Transition count delta: 115
Iterating post reduction 0 with 115 rules applied. Total rules applied 116 place count 364 transition count 615
Reduce places removed 115 places and 0 transitions.
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 1 with 183 rules applied. Total rules applied 299 place count 249 transition count 547
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 2 with 33 rules applied. Total rules applied 332 place count 216 transition count 547
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 332 place count 216 transition count 544
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 338 place count 213 transition count 544
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 364 place count 187 transition count 413
Iterating global reduction 3 with 26 rules applied. Total rules applied 390 place count 187 transition count 413
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 3 with 22 rules applied. Total rules applied 412 place count 187 transition count 391
Performed 68 Post agglomeration using F-continuation condition.Transition count delta: 68
Deduced a syphon composed of 68 places in 0 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 4 with 136 rules applied. Total rules applied 548 place count 119 transition count 323
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 551 place count 116 transition count 301
Iterating global reduction 4 with 3 rules applied. Total rules applied 554 place count 116 transition count 301
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 557 place count 116 transition count 298
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 561 place count 114 transition count 310
Drop transitions (Redundant composition of simpler transitions.) removed 14 transitions
Redundant transition composition rules discarded 14 transitions
Iterating global reduction 5 with 14 rules applied. Total rules applied 575 place count 114 transition count 296
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 577 place count 112 transition count 294
Applied a total of 577 rules in 65 ms. Remains 112 /894 variables (removed 782) and now considering 294/1317 (removed 1023) transitions.
[2025-06-07 20:31:50] [INFO ] Flow matrix only has 114 transitions (discarded 180 similar events)
// Phase 1: matrix 114 rows 112 cols
[2025-06-07 20:31:50] [INFO ] Computed 37 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:31:50] [INFO ] Implicit Places using invariants in 82 ms returned []
[2025-06-07 20:31:50] [INFO ] Flow matrix only has 114 transitions (discarded 180 similar events)
[2025-06-07 20:31:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:31:50] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 20:31:50] [INFO ] Redundant transitions in 4 ms returned []
Running 188 sub problems to find dead transitions.
[2025-06-07 20:31:50] [INFO ] Flow matrix only has 114 transitions (discarded 180 similar events)
[2025-06-07 20:31:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/110 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 188 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/110 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 188 unsolved
At refinement iteration 2 (OVERLAPS) 2/112 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 188 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/112 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 188 unsolved
At refinement iteration 4 (OVERLAPS) 113/225 variables, 112/149 constraints. Problems are: Problem set: 0 solved, 188 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/225 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 188 unsolved
At refinement iteration 6 (OVERLAPS) 0/225 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 188 unsolved
No progress, stopping.
After SMT solving in domain Real declared 225/226 variables, and 149 constraints, problems are : Problem set: 0 solved, 188 unsolved in 5433 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 112/112 constraints, PredecessorRefiner: 188/188 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 188 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/110 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 188 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/110 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 188 unsolved
At refinement iteration 2 (OVERLAPS) 2/112 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 188 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/112 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 188 unsolved
At refinement iteration 4 (OVERLAPS) 113/225 variables, 112/149 constraints. Problems are: Problem set: 0 solved, 188 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/225 variables, 188/337 constraints. Problems are: Problem set: 0 solved, 188 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/225 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 188 unsolved
At refinement iteration 7 (OVERLAPS) 0/225 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 188 unsolved
No progress, stopping.
After SMT solving in domain Int declared 225/226 variables, and 337 constraints, problems are : Problem set: 0 solved, 188 unsolved in 5698 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 112/112 constraints, PredecessorRefiner: 188/188 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11154ms problems are : Problem set: 0 solved, 188 unsolved
Search for dead transitions found 0 dead transitions in 11155ms
Starting structural reductions in SI_LTL mode, iteration 1 : 112/894 places, 294/1317 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11402 ms. Remains : 112/894 places, 294/1317 transitions.
Stuttering acceptance computed with spot in 194 ms :[(OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2))), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-03
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 2 ms.
FORMULA Champagne-PT-H08T2O-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLFireability-03 finished in 11630 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))))||(X(p2)&&p1))))'
Support contains 4 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 22 place count 872 transition count 1295
Iterating global reduction 0 with 22 rules applied. Total rules applied 44 place count 872 transition count 1295
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 59 place count 857 transition count 1280
Iterating global reduction 0 with 15 rules applied. Total rules applied 74 place count 857 transition count 1280
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 80 place count 851 transition count 1274
Iterating global reduction 0 with 6 rules applied. Total rules applied 86 place count 851 transition count 1274
Applied a total of 86 rules in 80 ms. Remains 851 /894 variables (removed 43) and now considering 1274/1317 (removed 43) transitions.
// Phase 1: matrix 1274 rows 851 cols
[2025-06-07 20:32:01] [INFO ] Computed 37 invariants in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:32:01] [INFO ] Implicit Places using invariants in 227 ms returned []
[2025-06-07 20:32:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:32:02] [INFO ] Implicit Places using invariants and state equation in 455 ms returned []
Implicit Place search using SMT with State Equation took 684 ms to find 0 implicit places.
Running 1273 sub problems to find dead transitions.
[2025-06-07 20:32:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1273 unsolved
SMT process timed out in 30265ms, After SMT, problems are : Problem set: 0 solved, 1273 unsolved
Search for dead transitions found 0 dead transitions in 30268ms
Starting structural reductions in LTL mode, iteration 1 : 851/894 places, 1274/1317 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31035 ms. Remains : 851/894 places, 1274/1317 transitions.
Stuttering acceptance computed with spot in 221 ms :[true, (AND (NOT p2) (NOT p0)), (NOT p0), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-04
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H08T2O-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLFireability-04 finished in 31278 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))'
Support contains 1 out of 894 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Graph (trivial) has 952 edges and 894 vertex of which 579 / 894 are part of one of the 37 SCC in 2 ms
Free SCC test removed 542 places
Ensure Unique test removed 602 transitions
Reduce isomorphic transitions removed 602 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 112 transitions
Trivial Post-agglo rules discarded 112 transitions
Performed 112 trivial Post agglomeration. Transition count delta: 112
Iterating post reduction 0 with 112 rules applied. Total rules applied 113 place count 351 transition count 602
Reduce places removed 112 places and 0 transitions.
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 1 with 180 rules applied. Total rules applied 293 place count 239 transition count 534
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 2 with 33 rules applied. Total rules applied 326 place count 206 transition count 534
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 326 place count 206 transition count 533
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 328 place count 205 transition count 533
Discarding 28 places :
Symmetric choice reduction at 3 with 28 rule applications. Total rules 356 place count 177 transition count 397
Iterating global reduction 3 with 28 rules applied. Total rules applied 384 place count 177 transition count 397
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 3 with 23 rules applied. Total rules applied 407 place count 177 transition count 374
Performed 68 Post agglomeration using F-continuation condition.Transition count delta: 68
Deduced a syphon composed of 68 places in 0 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 4 with 136 rules applied. Total rules applied 543 place count 109 transition count 306
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 546 place count 106 transition count 284
Iterating global reduction 4 with 3 rules applied. Total rules applied 549 place count 106 transition count 284
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 552 place count 106 transition count 281
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 554 place count 104 transition count 279
Applied a total of 554 rules in 44 ms. Remains 104 /894 variables (removed 790) and now considering 279/1317 (removed 1038) transitions.
[2025-06-07 20:32:32] [INFO ] Flow matrix only has 98 transitions (discarded 181 similar events)
// Phase 1: matrix 98 rows 104 cols
[2025-06-07 20:32:32] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:32:32] [INFO ] Implicit Places using invariants in 85 ms returned []
[2025-06-07 20:32:32] [INFO ] Flow matrix only has 98 transitions (discarded 181 similar events)
[2025-06-07 20:32:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:32:33] [INFO ] Implicit Places using invariants and state equation in 90 ms returned []
Implicit Place search using SMT with State Equation took 177 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 20:32:33] [INFO ] Redundant transitions in 3 ms returned []
Running 177 sub problems to find dead transitions.
[2025-06-07 20:32:33] [INFO ] Flow matrix only has 98 transitions (discarded 181 similar events)
[2025-06-07 20:32:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/102 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/102 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 2 (OVERLAPS) 2/104 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/104 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 4 (OVERLAPS) 97/201 variables, 104/141 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 6 (OVERLAPS) 0/201 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 177 unsolved
No progress, stopping.
After SMT solving in domain Real declared 201/202 variables, and 141 constraints, problems are : Problem set: 0 solved, 177 unsolved in 4832 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 104/104 constraints, PredecessorRefiner: 177/177 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 177 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/102 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/102 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 2 (OVERLAPS) 2/104 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/104 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 4 (OVERLAPS) 97/201 variables, 104/141 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 177/318 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/201 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 7 (OVERLAPS) 0/201 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 177 unsolved
No progress, stopping.
After SMT solving in domain Int declared 201/202 variables, and 318 constraints, problems are : Problem set: 0 solved, 177 unsolved in 4987 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 104/104 constraints, PredecessorRefiner: 177/177 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9841ms problems are : Problem set: 0 solved, 177 unsolved
Search for dead transitions found 0 dead transitions in 9843ms
Starting structural reductions in SI_LTL mode, iteration 1 : 104/894 places, 279/1317 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10072 ms. Remains : 104/894 places, 279/1317 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H08T2O-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLFireability-05 finished in 10128 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' '!(((p0 U X(X(p1))) U (p1&&X(F(p2)))))'
Support contains 5 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 874 transition count 1297
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 874 transition count 1297
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 53 place count 861 transition count 1284
Iterating global reduction 0 with 13 rules applied. Total rules applied 66 place count 861 transition count 1284
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 73 place count 854 transition count 1277
Iterating global reduction 0 with 7 rules applied. Total rules applied 80 place count 854 transition count 1277
Applied a total of 80 rules in 87 ms. Remains 854 /894 variables (removed 40) and now considering 1277/1317 (removed 40) transitions.
// Phase 1: matrix 1277 rows 854 cols
[2025-06-07 20:32:43] [INFO ] Computed 37 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:32:43] [INFO ] Implicit Places using invariants in 226 ms returned []
[2025-06-07 20:32:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:32:43] [INFO ] Implicit Places using invariants and state equation in 478 ms returned []
Implicit Place search using SMT with State Equation took 706 ms to find 0 implicit places.
Running 1276 sub problems to find dead transitions.
[2025-06-07 20:32:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/853 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1276 unsolved
SMT process timed out in 30217ms, After SMT, problems are : Problem set: 0 solved, 1276 unsolved
Search for dead transitions found 0 dead transitions in 30219ms
Starting structural reductions in LTL mode, iteration 1 : 854/894 places, 1277/1317 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31016 ms. Remains : 854/894 places, 1277/1317 transitions.
Stuttering acceptance computed with spot in 281 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (NOT p2), (NOT p1), true, (NOT p1), (NOT p1)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-06
Entered a terminal (fully accepting) state of product in 9 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H08T2O-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLFireability-06 finished in 31320 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(p0)))'
Support contains 1 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 873 transition count 1296
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 873 transition count 1296
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 57 place count 858 transition count 1281
Iterating global reduction 0 with 15 rules applied. Total rules applied 72 place count 858 transition count 1281
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 79 place count 851 transition count 1274
Iterating global reduction 0 with 7 rules applied. Total rules applied 86 place count 851 transition count 1274
Applied a total of 86 rules in 92 ms. Remains 851 /894 variables (removed 43) and now considering 1274/1317 (removed 43) transitions.
// Phase 1: matrix 1274 rows 851 cols
[2025-06-07 20:33:14] [INFO ] Computed 37 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:33:14] [INFO ] Implicit Places using invariants in 203 ms returned []
[2025-06-07 20:33:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:33:15] [INFO ] Implicit Places using invariants and state equation in 446 ms returned []
Implicit Place search using SMT with State Equation took 662 ms to find 0 implicit places.
Running 1273 sub problems to find dead transitions.
[2025-06-07 20:33:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1273 unsolved
SMT process timed out in 30206ms, After SMT, problems are : Problem set: 0 solved, 1273 unsolved
Search for dead transitions found 0 dead transitions in 30208ms
Starting structural reductions in LTL mode, iteration 1 : 851/894 places, 1274/1317 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30965 ms. Remains : 851/894 places, 1274/1317 transitions.
Stuttering acceptance computed with spot in 106 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-07
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA Champagne-PT-H08T2O-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLFireability-07 finished in 31092 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(((!p0||X(X((F(p1)||X(p0))))) U (G((!p0||X(X((F(p1)||X(p0))))))||(p2&&(!p0||X(X((F(p1)||X(p0))))))))))'
Support contains 4 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 22 place count 872 transition count 1295
Iterating global reduction 0 with 22 rules applied. Total rules applied 44 place count 872 transition count 1295
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 58 place count 858 transition count 1281
Iterating global reduction 0 with 14 rules applied. Total rules applied 72 place count 858 transition count 1281
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 79 place count 851 transition count 1274
Iterating global reduction 0 with 7 rules applied. Total rules applied 86 place count 851 transition count 1274
Applied a total of 86 rules in 86 ms. Remains 851 /894 variables (removed 43) and now considering 1274/1317 (removed 43) transitions.
// Phase 1: matrix 1274 rows 851 cols
[2025-06-07 20:33:45] [INFO ] Computed 37 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:33:45] [INFO ] Implicit Places using invariants in 213 ms returned []
[2025-06-07 20:33:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:33:46] [INFO ] Implicit Places using invariants and state equation in 472 ms returned []
Implicit Place search using SMT with State Equation took 687 ms to find 0 implicit places.
Running 1273 sub problems to find dead transitions.
[2025-06-07 20:33:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1273 unsolved
SMT process timed out in 30222ms, After SMT, problems are : Problem set: 0 solved, 1273 unsolved
Search for dead transitions found 0 dead transitions in 30224ms
Starting structural reductions in LTL mode, iteration 1 : 851/894 places, 1274/1317 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31000 ms. Remains : 851/894 places, 1274/1317 transitions.
Stuttering acceptance computed with spot in 253 ms :[false, false, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-08
Product exploration explored 100000 steps with 50000 reset in 274 ms.
Product exploration explored 100000 steps with 50000 reset in 279 ms.
Computed a total of 36 stabilizing places and 36 stable transitions
Computed a total of 36 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND p2 (NOT p0) (NOT p1)), (X p2), (X (NOT p0)), (X (X p2)), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 17 ms. Reduced automaton from 6 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Champagne-PT-H08T2O-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Champagne-PT-H08T2O-LTLFireability-08 finished in 31867 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' '!(G(F((p0 U (p1||G(p0))))))'
Support contains 2 out of 894 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Graph (trivial) has 950 edges and 894 vertex of which 584 / 894 are part of one of the 38 SCC in 0 ms
Free SCC test removed 546 places
Ensure Unique test removed 605 transitions
Reduce isomorphic transitions removed 605 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 108 transitions
Trivial Post-agglo rules discarded 108 transitions
Performed 108 trivial Post agglomeration. Transition count delta: 108
Iterating post reduction 0 with 108 rules applied. Total rules applied 109 place count 347 transition count 603
Reduce places removed 108 places and 0 transitions.
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 1 with 176 rules applied. Total rules applied 285 place count 239 transition count 535
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 2 with 33 rules applied. Total rules applied 318 place count 206 transition count 535
Discarding 28 places :
Symmetric choice reduction at 3 with 28 rule applications. Total rules 346 place count 178 transition count 390
Iterating global reduction 3 with 28 rules applied. Total rules applied 374 place count 178 transition count 390
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 3 with 24 rules applied. Total rules applied 398 place count 178 transition count 366
Performed 68 Post agglomeration using F-continuation condition.Transition count delta: 68
Deduced a syphon composed of 68 places in 0 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 4 with 136 rules applied. Total rules applied 534 place count 110 transition count 298
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 536 place count 108 transition count 286
Iterating global reduction 4 with 2 rules applied. Total rules applied 538 place count 108 transition count 286
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 540 place count 108 transition count 284
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 542 place count 106 transition count 282
Applied a total of 542 rules in 30 ms. Remains 106 /894 variables (removed 788) and now considering 282/1317 (removed 1035) transitions.
[2025-06-07 20:34:17] [INFO ] Flow matrix only has 100 transitions (discarded 182 similar events)
// Phase 1: matrix 100 rows 106 cols
[2025-06-07 20:34:17] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:34:17] [INFO ] Implicit Places using invariants in 67 ms returned []
[2025-06-07 20:34:17] [INFO ] Flow matrix only has 100 transitions (discarded 182 similar events)
[2025-06-07 20:34:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:34:17] [INFO ] Implicit Places using invariants and state equation in 89 ms returned []
Implicit Place search using SMT with State Equation took 170 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 20:34:17] [INFO ] Redundant transitions in 2 ms returned []
Running 179 sub problems to find dead transitions.
[2025-06-07 20:34:17] [INFO ] Flow matrix only has 100 transitions (discarded 182 similar events)
[2025-06-07 20:34:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/104 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/104 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 2 (OVERLAPS) 2/106 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 4 (OVERLAPS) 99/205 variables, 106/143 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/205 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 6 (OVERLAPS) 0/205 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 179 unsolved
No progress, stopping.
After SMT solving in domain Real declared 205/206 variables, and 143 constraints, problems are : Problem set: 0 solved, 179 unsolved in 4772 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 106/106 constraints, PredecessorRefiner: 179/179 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 179 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/104 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/104 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 2 (OVERLAPS) 2/106 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 4 (OVERLAPS) 99/205 variables, 106/143 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/205 variables, 179/322 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/205 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 179 unsolved
At refinement iteration 7 (OVERLAPS) 0/205 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 179 unsolved
No progress, stopping.
After SMT solving in domain Int declared 205/206 variables, and 322 constraints, problems are : Problem set: 0 solved, 179 unsolved in 4996 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 106/106 constraints, PredecessorRefiner: 179/179 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9786ms problems are : Problem set: 0 solved, 179 unsolved
Search for dead transitions found 0 dead transitions in 9787ms
Starting structural reductions in SI_LTL mode, iteration 1 : 106/894 places, 282/1317 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9993 ms. Remains : 106/894 places, 282/1317 transitions.
Stuttering acceptance computed with spot in 80 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-09
Stuttering criterion allowed to conclude after 32 steps with 0 reset in 1 ms.
FORMULA Champagne-PT-H08T2O-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLFireability-09 finished in 10088 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 1 out of 894 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Graph (trivial) has 952 edges and 894 vertex of which 581 / 894 are part of one of the 37 SCC in 1 ms
Free SCC test removed 544 places
Ensure Unique test removed 604 transitions
Reduce isomorphic transitions removed 604 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 111 transitions
Trivial Post-agglo rules discarded 111 transitions
Performed 111 trivial Post agglomeration. Transition count delta: 111
Iterating post reduction 0 with 111 rules applied. Total rules applied 112 place count 349 transition count 601
Reduce places removed 111 places and 0 transitions.
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 1 with 179 rules applied. Total rules applied 291 place count 238 transition count 533
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 2 with 33 rules applied. Total rules applied 324 place count 205 transition count 533
Discarding 29 places :
Symmetric choice reduction at 3 with 29 rule applications. Total rules 353 place count 176 transition count 387
Iterating global reduction 3 with 29 rules applied. Total rules applied 382 place count 176 transition count 387
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 3 with 24 rules applied. Total rules applied 406 place count 176 transition count 363
Performed 68 Post agglomeration using F-continuation condition.Transition count delta: 68
Deduced a syphon composed of 68 places in 0 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 4 with 136 rules applied. Total rules applied 542 place count 108 transition count 295
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 545 place count 105 transition count 273
Iterating global reduction 4 with 3 rules applied. Total rules applied 548 place count 105 transition count 273
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 551 place count 105 transition count 270
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 553 place count 103 transition count 268
Applied a total of 553 rules in 26 ms. Remains 103 /894 variables (removed 791) and now considering 268/1317 (removed 1049) transitions.
[2025-06-07 20:34:27] [INFO ] Flow matrix only has 96 transitions (discarded 172 similar events)
// Phase 1: matrix 96 rows 103 cols
[2025-06-07 20:34:27] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:34:27] [INFO ] Implicit Places using invariants in 79 ms returned []
[2025-06-07 20:34:27] [INFO ] Flow matrix only has 96 transitions (discarded 172 similar events)
[2025-06-07 20:34:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:34:27] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 20:34:27] [INFO ] Redundant transitions in 1 ms returned []
Running 166 sub problems to find dead transitions.
[2025-06-07 20:34:27] [INFO ] Flow matrix only has 96 transitions (discarded 172 similar events)
[2025-06-07 20:34:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (OVERLAPS) 2/103 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/103 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (OVERLAPS) 95/198 variables, 103/140 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (OVERLAPS) 0/198 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Real declared 198/199 variables, and 140 constraints, problems are : Problem set: 0 solved, 166 unsolved in 4352 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 103/103 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 166 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (OVERLAPS) 2/103 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/103 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (OVERLAPS) 95/198 variables, 103/140 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 166/306 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (OVERLAPS) 0/198 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Int declared 198/199 variables, and 306 constraints, problems are : Problem set: 0 solved, 166 unsolved in 4651 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 103/103 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9017ms problems are : Problem set: 0 solved, 166 unsolved
Search for dead transitions found 0 dead transitions in 9017ms
Starting structural reductions in SI_LTL mode, iteration 1 : 103/894 places, 268/1317 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9220 ms. Remains : 103/894 places, 268/1317 transitions.
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-10
Stuttering criterion allowed to conclude after 61 steps with 0 reset in 1 ms.
FORMULA Champagne-PT-H08T2O-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLFireability-10 finished in 9264 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(F(p0))||(X(p1)&&G(p2))))'
Support contains 3 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 874 transition count 1297
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 874 transition count 1297
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 54 place count 860 transition count 1283
Iterating global reduction 0 with 14 rules applied. Total rules applied 68 place count 860 transition count 1283
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 74 place count 854 transition count 1277
Iterating global reduction 0 with 6 rules applied. Total rules applied 80 place count 854 transition count 1277
Applied a total of 80 rules in 82 ms. Remains 854 /894 variables (removed 40) and now considering 1277/1317 (removed 40) transitions.
// Phase 1: matrix 1277 rows 854 cols
[2025-06-07 20:34:36] [INFO ] Computed 37 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:34:36] [INFO ] Implicit Places using invariants in 223 ms returned []
[2025-06-07 20:34:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:34:37] [INFO ] Implicit Places using invariants and state equation in 471 ms returned []
Implicit Place search using SMT with State Equation took 696 ms to find 0 implicit places.
Running 1276 sub problems to find dead transitions.
[2025-06-07 20:34:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/853 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1276 unsolved
SMT process timed out in 30220ms, After SMT, problems are : Problem set: 0 solved, 1276 unsolved
Search for dead transitions found 0 dead transitions in 30222ms
Starting structural reductions in LTL mode, iteration 1 : 854/894 places, 1277/1317 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31004 ms. Remains : 854/894 places, 1277/1317 transitions.
Stuttering acceptance computed with spot in 145 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 253 ms.
Product exploration explored 100000 steps with 50000 reset in 280 ms.
Computed a total of 36 stabilizing places and 36 stable transitions
Computed a total of 36 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND (NOT p2) p0 (NOT p1)), (X (NOT p2)), (X (NOT (OR (AND (NOT p2) (NOT p0)) (AND (NOT p0) (NOT p1))))), (X (NOT (AND p2 (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND p2 (NOT p0))))), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 19 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Champagne-PT-H08T2O-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Champagne-PT-H08T2O-LTLFireability-11 finished in 31730 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' '!(G(F((p0||G((p1&&F(p0)))))))'
Support contains 1 out of 894 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Graph (trivial) has 950 edges and 894 vertex of which 575 / 894 are part of one of the 38 SCC in 1 ms
Free SCC test removed 537 places
Ensure Unique test removed 595 transitions
Reduce isomorphic transitions removed 595 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 113 transitions
Trivial Post-agglo rules discarded 113 transitions
Performed 113 trivial Post agglomeration. Transition count delta: 113
Iterating post reduction 0 with 113 rules applied. Total rules applied 114 place count 356 transition count 608
Reduce places removed 113 places and 0 transitions.
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 1 with 181 rules applied. Total rules applied 295 place count 243 transition count 540
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 2 with 33 rules applied. Total rules applied 328 place count 210 transition count 540
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 328 place count 210 transition count 539
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 330 place count 209 transition count 539
Discarding 28 places :
Symmetric choice reduction at 3 with 28 rule applications. Total rules 358 place count 181 transition count 397
Iterating global reduction 3 with 28 rules applied. Total rules applied 386 place count 181 transition count 397
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 3 with 23 rules applied. Total rules applied 409 place count 181 transition count 374
Performed 68 Post agglomeration using F-continuation condition.Transition count delta: 68
Deduced a syphon composed of 68 places in 0 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 4 with 136 rules applied. Total rules applied 545 place count 113 transition count 306
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 548 place count 110 transition count 284
Iterating global reduction 4 with 3 rules applied. Total rules applied 551 place count 110 transition count 284
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 554 place count 110 transition count 281
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 556 place count 109 transition count 284
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 5 with 4 rules applied. Total rules applied 560 place count 109 transition count 280
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 562 place count 107 transition count 278
Applied a total of 562 rules in 32 ms. Remains 107 /894 variables (removed 787) and now considering 278/1317 (removed 1039) transitions.
[2025-06-07 20:35:08] [INFO ] Flow matrix only has 102 transitions (discarded 176 similar events)
// Phase 1: matrix 102 rows 107 cols
[2025-06-07 20:35:08] [INFO ] Computed 37 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:35:08] [INFO ] Implicit Places using invariants in 81 ms returned []
[2025-06-07 20:35:08] [INFO ] Flow matrix only has 102 transitions (discarded 176 similar events)
[2025-06-07 20:35:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:35:08] [INFO ] Implicit Places using invariants and state equation in 142 ms returned []
Implicit Place search using SMT with State Equation took 224 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 20:35:08] [INFO ] Redundant transitions in 0 ms returned []
Running 174 sub problems to find dead transitions.
[2025-06-07 20:35:08] [INFO ] Flow matrix only has 102 transitions (discarded 176 similar events)
[2025-06-07 20:35:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/105 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/105 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 2/107 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/107 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 101/208 variables, 107/144 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (OVERLAPS) 0/208 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/209 variables, and 144 constraints, problems are : Problem set: 0 solved, 174 unsolved in 4788 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 107/107 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/105 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/105 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (OVERLAPS) 2/107 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/107 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 101/208 variables, 107/144 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 174/318 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/208 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (OVERLAPS) 0/208 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/209 variables, and 318 constraints, problems are : Problem set: 0 solved, 174 unsolved in 5022 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 107/107 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9825ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 9826ms
Starting structural reductions in SI_LTL mode, iteration 1 : 107/894 places, 278/1317 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10098 ms. Remains : 107/894 places, 278/1317 transitions.
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-12
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA Champagne-PT-H08T2O-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLFireability-12 finished in 10181 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(G(p0))))'
Support contains 1 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 873 transition count 1296
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 873 transition count 1296
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 57 place count 858 transition count 1281
Iterating global reduction 0 with 15 rules applied. Total rules applied 72 place count 858 transition count 1281
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 79 place count 851 transition count 1274
Iterating global reduction 0 with 7 rules applied. Total rules applied 86 place count 851 transition count 1274
Applied a total of 86 rules in 79 ms. Remains 851 /894 variables (removed 43) and now considering 1274/1317 (removed 43) transitions.
// Phase 1: matrix 1274 rows 851 cols
[2025-06-07 20:35:18] [INFO ] Computed 37 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:35:18] [INFO ] Implicit Places using invariants in 224 ms returned []
[2025-06-07 20:35:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:35:19] [INFO ] Implicit Places using invariants and state equation in 490 ms returned []
Implicit Place search using SMT with State Equation took 726 ms to find 0 implicit places.
Running 1273 sub problems to find dead transitions.
[2025-06-07 20:35:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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(s726 timeout
1.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/850 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1273 unsolved
SMT process timed out in 30197ms, After SMT, problems are : Problem set: 0 solved, 1273 unsolved
Search for dead transitions found 0 dead transitions in 30199ms
Starting structural reductions in LTL mode, iteration 1 : 851/894 places, 1274/1317 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 31007 ms. Remains : 851/894 places, 1274/1317 transitions.
Stuttering acceptance computed with spot in 123 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-14
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Champagne-PT-H08T2O-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLFireability-14 finished in 31144 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((p0||F(G(p1)))))'
Support contains 3 out of 894 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 894/894 places, 1317/1317 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 873 transition count 1296
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 873 transition count 1296
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 56 place count 859 transition count 1282
Iterating global reduction 0 with 14 rules applied. Total rules applied 70 place count 859 transition count 1282
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 77 place count 852 transition count 1275
Iterating global reduction 0 with 7 rules applied. Total rules applied 84 place count 852 transition count 1275
Applied a total of 84 rules in 79 ms. Remains 852 /894 variables (removed 42) and now considering 1275/1317 (removed 42) transitions.
// Phase 1: matrix 1275 rows 852 cols
[2025-06-07 20:35:49] [INFO ] Computed 37 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:35:49] [INFO ] Implicit Places using invariants in 232 ms returned []
[2025-06-07 20:35:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:35:50] [INFO ] Implicit Places using invariants and state equation in 455 ms returned []
Implicit Place search using SMT with State Equation took 689 ms to find 0 implicit places.
Running 1274 sub problems to find dead transitions.
[2025-06-07 20:35:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/851 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1274 unsolved
SMT process timed out in 30214ms, After SMT, problems are : Problem set: 0 solved, 1274 unsolved
Search for dead transitions found 0 dead transitions in 30216ms
Starting structural reductions in LTL mode, iteration 1 : 852/894 places, 1275/1317 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30987 ms. Remains : 852/894 places, 1275/1317 transitions.
Stuttering acceptance computed with spot in 112 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Champagne-PT-H08T2O-LTLFireability-15
Product exploration explored 100000 steps with 98 reset in 284 ms.
Product exploration explored 100000 steps with 96 reset in 333 ms.
Computed a total of 36 stabilizing places and 36 stable transitions
Computed a total of 36 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 87 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p1)]
RANDOM walk for 12053 steps (10 resets) in 93 ms. (128 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 3 factoid took 74 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p1)]
Support contains 2 out of 852 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 852/852 places, 1275/1275 transitions.
Graph (trivial) has 906 edges and 852 vertex of which 557 / 852 are part of one of the 37 SCC in 3 ms
Free SCC test removed 520 places
Ensure Unique test removed 579 transitions
Reduce isomorphic transitions removed 579 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 90 transitions
Trivial Post-agglo rules discarded 90 transitions
Performed 90 trivial Post agglomeration. Transition count delta: 90
Iterating post reduction 0 with 90 rules applied. Total rules applied 91 place count 331 transition count 605
Reduce places removed 90 places and 0 transitions.
Ensure Unique test removed 34 transitions
Reduce isomorphic transitions removed 34 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 34 transitions
Trivial Post-agglo rules discarded 34 transitions
Performed 34 trivial Post agglomeration. Transition count delta: 34
Iterating post reduction 1 with 158 rules applied. Total rules applied 249 place count 241 transition count 537
Reduce places removed 34 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 36 rules applied. Total rules applied 285 place count 207 transition count 535
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 4 rules applied. Total rules applied 289 place count 205 transition count 533
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 290 place count 204 transition count 533
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 290 place count 204 transition count 532
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 292 place count 203 transition count 532
Discarding 26 places :
Symmetric choice reduction at 5 with 26 rule applications. Total rules 318 place count 177 transition count 376
Iterating global reduction 5 with 26 rules applied. Total rules applied 344 place count 177 transition count 376
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 5 with 26 rules applied. Total rules applied 370 place count 177 transition count 350
Performed 68 Post agglomeration using F-continuation condition.Transition count delta: 68
Deduced a syphon composed of 68 places in 0 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 6 with 136 rules applied. Total rules applied 506 place count 109 transition count 282
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 507 place count 109 transition count 281
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 509 place count 107 transition count 279
Applied a total of 509 rules in 41 ms. Remains 107 /852 variables (removed 745) and now considering 279/1275 (removed 996) transitions.
[2025-06-07 20:36:21] [INFO ] Flow matrix only has 104 transitions (discarded 175 similar events)
// Phase 1: matrix 104 rows 107 cols
[2025-06-07 20:36:21] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:36:21] [INFO ] Implicit Places using invariants in 69 ms returned []
[2025-06-07 20:36:21] [INFO ] Flow matrix only has 104 transitions (discarded 175 similar events)
[2025-06-07 20:36:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 20:36:21] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 168 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 20:36:21] [INFO ] Redundant transitions in 1 ms returned []
Running 176 sub problems to find dead transitions.
[2025-06-07 20:36:21] [INFO ] Flow matrix only has 104 transitions (discarded 175 similar events)
[2025-06-07 20:36:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/105 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/105 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 2 (OVERLAPS) 2/107 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/107 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 4 (OVERLAPS) 103/210 variables, 107/144 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 6 (OVERLAPS) 0/210 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 176 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/211 variables, and 144 constraints, problems are : Problem set: 0 solved, 176 unsolved in 4799 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 107/107 constraints, PredecessorRefiner: 176/176 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 176 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/105 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/105 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 2 (OVERLAPS) 2/107 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/107 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 4 (OVERLAPS) 103/210 variables, 107/144 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 176/320 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/210 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 7 (OVERLAPS) 0/210 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 176 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/211 variables, and 320 constraints, problems are : Problem set: 0 solved, 176 unsolved in 5088 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 107/107 constraints, PredecessorRefiner: 176/176 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9904ms problems are : Problem set: 0 solved, 176 unsolved
Search for dead transitions found 0 dead transitions in 9904ms
Starting structural reductions in SI_LTL mode, iteration 1 : 107/852 places, 279/1275 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10120 ms. Remains : 107/852 places, 279/1275 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p1, (X p1)]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 2 factoid took 144 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(NOT p1)]
RANDOM walk for 482 steps (5 resets) in 24 ms. (19 steps per ms) remains 0/1 properties
Knowledge obtained : [p1, (X p1)]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 150 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 26 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p1)]
Stuttering criterion allowed to conclude after 25 steps with 0 reset in 1 ms.
FORMULA Champagne-PT-H08T2O-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Champagne-PT-H08T2O-LTLFireability-15 finished in 42669 ms.
All properties solved by simple procedures.
Total runtime 420040 ms.

BK_STOP 1749328592373

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
++ perl -pe 's/.*\.//g'
+ 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="Champagne-PT-H08T2O"
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 Champagne-PT-H08T2O, 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 r254-tall-174931339300116"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Champagne-PT-H08T2O.tgz
mv Champagne-PT-H08T2O 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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;