Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028500492.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 CO4-PT-15, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028500492
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 584K
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 49K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 32K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 81K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 255K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CO4-PT-15-LTLFireability-00
FORMULA_NAME CO4-PT-15-LTLFireability-01
FORMULA_NAME CO4-PT-15-LTLFireability-02
FORMULA_NAME CO4-PT-15-LTLFireability-03
FORMULA_NAME CO4-PT-15-LTLFireability-04
FORMULA_NAME CO4-PT-15-LTLFireability-05
FORMULA_NAME CO4-PT-15-LTLFireability-06
FORMULA_NAME CO4-PT-15-LTLFireability-07
FORMULA_NAME CO4-PT-15-LTLFireability-08
FORMULA_NAME CO4-PT-15-LTLFireability-09
FORMULA_NAME CO4-PT-15-LTLFireability-10
FORMULA_NAME CO4-PT-15-LTLFireability-11
FORMULA_NAME CO4-PT-15-LTLFireability-12
FORMULA_NAME CO4-PT-15-LTLFireability-13
FORMULA_NAME CO4-PT-15-LTLFireability-14
FORMULA_NAME CO4-PT-15-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748607746176

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CO4-PT-15
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-30 12:22:27] [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]
[2025-05-30 12:22:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 12:22:27] [INFO ] Load time of PNML (sax parser for PT used): 100 ms
[2025-05-30 12:22:27] [INFO ] Transformed 833 places.
[2025-05-30 12:22:27] [INFO ] Transformed 1106 transitions.
[2025-05-30 12:22:27] [INFO ] Found NUPN structural information;
[2025-05-30 12:22:27] [INFO ] Parsed PT model containing 833 places and 1106 transitions and 2980 arcs in 192 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 124 places in 11 ms
Reduce places removed 124 places and 197 transitions.
FORMULA CO4-PT-15-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-15-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-15-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-15-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-15-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 709 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 709/709 places, 909/909 transitions.
Reduce places removed 20 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 23 rules applied. Total rules applied 23 place count 689 transition count 906
Discarding 159 places :
Symmetric choice reduction at 1 with 159 rule applications. Total rules 182 place count 530 transition count 745
Iterating global reduction 1 with 159 rules applied. Total rules applied 341 place count 530 transition count 745
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 348 place count 530 transition count 738
Discarding 81 places :
Symmetric choice reduction at 2 with 81 rule applications. Total rules 429 place count 449 transition count 646
Iterating global reduction 2 with 81 rules applied. Total rules applied 510 place count 449 transition count 646
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 513 place count 449 transition count 643
Discarding 18 places :
Symmetric choice reduction at 3 with 18 rule applications. Total rules 531 place count 431 transition count 617
Iterating global reduction 3 with 18 rules applied. Total rules applied 549 place count 431 transition count 617
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 551 place count 431 transition count 615
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 559 place count 423 transition count 607
Iterating global reduction 4 with 8 rules applied. Total rules applied 567 place count 423 transition count 607
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 571 place count 419 transition count 603
Iterating global reduction 4 with 4 rules applied. Total rules applied 575 place count 419 transition count 603
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 579 place count 419 transition count 599
Applied a total of 579 rules in 184 ms. Remains 419 /709 variables (removed 290) and now considering 599/909 (removed 310) transitions.
// Phase 1: matrix 599 rows 419 cols
[2025-05-30 12:22:27] [INFO ] Computed 7 invariants in 19 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:22:28] [INFO ] Implicit Places using invariants in 284 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 322 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 418/709 places, 599/909 transitions.
Applied a total of 0 rules in 10 ms. Remains 418 /418 variables (removed 0) and now considering 599/599 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 537 ms. Remains : 418/709 places, 599/909 transitions.
Support contains 25 out of 418 places after structural reductions.
[2025-05-30 12:22:28] [INFO ] Flatten gal took : 58 ms
[2025-05-30 12:22:28] [INFO ] Flatten gal took : 32 ms
[2025-05-30 12:22:28] [INFO ] Input system was already deterministic with 599 transitions.
Support contains 24 out of 418 places (down from 25) after GAL structural reductions.
RANDOM walk for 40000 steps (892 resets) in 1312 ms. (30 steps per ms) remains 9/22 properties
BEST_FIRST walk for 40004 steps (159 resets) in 145 ms. (274 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (161 resets) in 98 ms. (404 steps per ms) remains 8/9 properties
BEST_FIRST walk for 40004 steps (112 resets) in 103 ms. (384 steps per ms) remains 7/8 properties
BEST_FIRST walk for 40002 steps (157 resets) in 91 ms. (434 steps per ms) remains 6/7 properties
BEST_FIRST walk for 40003 steps (152 resets) in 65 ms. (606 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (155 resets) in 63 ms. (625 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (166 resets) in 91 ms. (434 steps per ms) remains 6/6 properties
// Phase 1: matrix 599 rows 418 cols
[2025-05-30 12:22:29] [INFO ] Computed 6 invariants in 4 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 13/22 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 20/42 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 123/165 variables, 42/48 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 307/472 variables, 96/144 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/472 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 398/870 variables, 182/326 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/870 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 132/1002 variables, 89/415 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1002 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (OVERLAPS) 11/1013 variables, 7/422 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1013 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (OVERLAPS) 4/1017 variables, 2/424 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1017 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 17 (OVERLAPS) 0/1017 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1017/1017 variables, and 424 constraints, problems are : Problem set: 0 solved, 6 unsolved in 1706 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 418/418 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 13/22 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 20/42 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 123/165 variables, 42/48 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 307/472 variables, 96/144 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/472 variables, 6/150 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/472 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 398/870 variables, 182/332 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/870 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 132/1002 variables, 89/421 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1002 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (OVERLAPS) 11/1013 variables, 7/428 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1013 variables, 0/428 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (OVERLAPS) 4/1017 variables, 2/430 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1017 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 18 (OVERLAPS) 0/1017 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1017/1017 variables, and 430 constraints, problems are : Problem set: 0 solved, 6 unsolved in 1603 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 418/418 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3342ms problems are : Problem set: 0 solved, 6 unsolved
Finished Parikh walk after 47 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=47 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 6 properties in 176 ms.
FORMULA CO4-PT-15-LTLFireability-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 15 stabilizing places and 18 stable transitions
Graph (complete) has 896 edges and 418 vertex of which 415 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.11 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(p1))&&X(G(!p0))))'
Support contains 2 out of 418 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 418/418 places, 599/599 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 409 transition count 589
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 409 transition count 589
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 409 transition count 588
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 23 place count 405 transition count 584
Iterating global reduction 1 with 4 rules applied. Total rules applied 27 place count 405 transition count 584
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 28 place count 404 transition count 583
Iterating global reduction 1 with 1 rules applied. Total rules applied 29 place count 404 transition count 583
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 30 place count 404 transition count 582
Applied a total of 30 rules in 30 ms. Remains 404 /418 variables (removed 14) and now considering 582/599 (removed 17) transitions.
// Phase 1: matrix 582 rows 404 cols
[2025-05-30 12:22:33] [INFO ] Computed 6 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:22:33] [INFO ] Implicit Places using invariants in 97 ms returned [348]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 99 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 403/418 places, 582/599 transitions.
Applied a total of 0 rules in 5 ms. Remains 403 /403 variables (removed 0) and now considering 582/582 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 135 ms. Remains : 403/418 places, 582/599 transitions.
Stuttering acceptance computed with spot in 276 ms :[true, (OR (NOT p1) p0), (OR (NOT p1) p0), p0, (OR (NOT p1) p0)]
Running random walk in product with property : CO4-PT-15-LTLFireability-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA CO4-PT-15-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-15-LTLFireability-02 finished in 480 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(p1)) U X(X((p2 U (p3||G(p2)))))))'
Support contains 6 out of 418 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 418/418 places, 599/599 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 409 transition count 589
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 409 transition count 589
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 409 transition count 588
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 23 place count 405 transition count 584
Iterating global reduction 1 with 4 rules applied. Total rules applied 27 place count 405 transition count 584
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 29 place count 403 transition count 582
Iterating global reduction 1 with 2 rules applied. Total rules applied 31 place count 403 transition count 582
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 33 place count 403 transition count 580
Applied a total of 33 rules in 17 ms. Remains 403 /418 variables (removed 15) and now considering 580/599 (removed 19) transitions.
// Phase 1: matrix 580 rows 403 cols
[2025-05-30 12:22:33] [INFO ] Computed 6 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:22:33] [INFO ] Implicit Places using invariants in 98 ms returned [347]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 100 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 402/418 places, 580/599 transitions.
Applied a total of 0 rules in 4 ms. Remains 402 /402 variables (removed 0) and now considering 580/580 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 122 ms. Remains : 402/418 places, 580/599 transitions.
Stuttering acceptance computed with spot in 546 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p3) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p3) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p3) (NOT p2)), (AND (NOT p3) (NOT p2)), true, (NOT p1), (NOT p1)]
Running random walk in product with property : CO4-PT-15-LTLFireability-05
Stuttering criterion allowed to conclude after 223 steps with 40 reset in 4 ms.
FORMULA CO4-PT-15-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-15-LTLFireability-05 finished in 702 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 418 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 418/418 places, 599/599 transitions.
Graph (trivial) has 451 edges and 418 vertex of which 2 / 418 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 895 edges and 417 vertex of which 414 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.3 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 148 transitions
Trivial Post-agglo rules discarded 148 transitions
Performed 148 trivial Post agglomeration. Transition count delta: 148
Iterating post reduction 0 with 151 rules applied. Total rules applied 153 place count 413 transition count 443
Reduce places removed 148 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 155 rules applied. Total rules applied 308 place count 265 transition count 436
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 311 place count 262 transition count 436
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 47 Pre rules applied. Total rules applied 311 place count 262 transition count 389
Deduced a syphon composed of 47 places in 1 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 3 with 94 rules applied. Total rules applied 405 place count 215 transition count 389
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 410 place count 210 transition count 383
Iterating global reduction 3 with 5 rules applied. Total rules applied 415 place count 210 transition count 383
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 416 place count 210 transition count 382
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 416 place count 210 transition count 380
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 420 place count 208 transition count 380
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 422 place count 206 transition count 378
Iterating global reduction 4 with 2 rules applied. Total rules applied 424 place count 206 transition count 378
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 2 rules applied. Total rules applied 426 place count 206 transition count 376
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 427 place count 205 transition count 376
Performed 64 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 64 places in 0 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 6 with 128 rules applied. Total rules applied 555 place count 141 transition count 297
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 6 with 17 rules applied. Total rules applied 572 place count 141 transition count 280
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 7 with 6 rules applied. Total rules applied 578 place count 138 transition count 277
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 582 place count 134 transition count 269
Iterating global reduction 8 with 4 rules applied. Total rules applied 586 place count 134 transition count 269
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 594 place count 130 transition count 265
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 595 place count 129 transition count 263
Iterating global reduction 8 with 1 rules applied. Total rules applied 596 place count 129 transition count 263
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 597 place count 129 transition count 262
Performed 41 Post agglomeration using F-continuation condition.Transition count delta: -46
Deduced a syphon composed of 41 places in 1 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 9 with 82 rules applied. Total rules applied 679 place count 88 transition count 308
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 9 with 21 rules applied. Total rules applied 700 place count 88 transition count 287
Discarding 28 places :
Symmetric choice reduction at 10 with 28 rule applications. Total rules 728 place count 60 transition count 175
Iterating global reduction 10 with 28 rules applied. Total rules applied 756 place count 60 transition count 175
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 10 with 19 rules applied. Total rules applied 775 place count 60 transition count 156
Discarding 7 places :
Symmetric choice reduction at 11 with 7 rule applications. Total rules 782 place count 53 transition count 118
Iterating global reduction 11 with 7 rules applied. Total rules applied 789 place count 53 transition count 118
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 11 with 5 rules applied. Total rules applied 794 place count 53 transition count 113
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -17
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 796 place count 52 transition count 130
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 12 with 18 rules applied. Total rules applied 814 place count 52 transition count 112
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 816 place count 50 transition count 110
Applied a total of 816 rules in 111 ms. Remains 50 /418 variables (removed 368) and now considering 110/599 (removed 489) transitions.
[2025-05-30 12:22:34] [INFO ] Flow matrix only has 89 transitions (discarded 21 similar events)
// Phase 1: matrix 89 rows 50 cols
[2025-05-30 12:22:34] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:22:34] [INFO ] Implicit Places using invariants in 76 ms returned [32]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 78 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 49/418 places, 110/599 transitions.
Applied a total of 0 rules in 5 ms. Remains 49 /49 variables (removed 0) and now considering 110/110 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 194 ms. Remains : 49/418 places, 110/599 transitions.
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Running random walk in product with property : CO4-PT-15-LTLFireability-06
Stuttering criterion allowed to conclude after 190 steps with 14 reset in 4 ms.
FORMULA CO4-PT-15-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-15-LTLFireability-06 finished in 240 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 U X(X(p1)))&&(p0 U (p1 U p2))))))'
Support contains 3 out of 418 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 418/418 places, 599/599 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 410 transition count 590
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 410 transition count 590
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 17 place count 410 transition count 589
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 21 place count 406 transition count 585
Iterating global reduction 1 with 4 rules applied. Total rules applied 25 place count 406 transition count 585
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 27 place count 404 transition count 583
Iterating global reduction 1 with 2 rules applied. Total rules applied 29 place count 404 transition count 583
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 31 place count 404 transition count 581
Applied a total of 31 rules in 25 ms. Remains 404 /418 variables (removed 14) and now considering 581/599 (removed 18) transitions.
// Phase 1: matrix 581 rows 404 cols
[2025-05-30 12:22:34] [INFO ] Computed 6 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:22:34] [INFO ] Implicit Places using invariants in 93 ms returned [348]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 94 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 403/418 places, 581/599 transitions.
Applied a total of 0 rules in 6 ms. Remains 403 /403 variables (removed 0) and now considering 581/581 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 125 ms. Remains : 403/418 places, 581/599 transitions.
Stuttering acceptance computed with spot in 629 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2), (NOT p1), (NOT p2), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : CO4-PT-15-LTLFireability-07
Stuttering criterion allowed to conclude after 38 steps with 0 reset in 0 ms.
FORMULA CO4-PT-15-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-15-LTLFireability-07 finished in 785 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)))'
Support contains 1 out of 418 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 418/418 places, 599/599 transitions.
Graph (trivial) has 454 edges and 418 vertex of which 2 / 418 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 895 edges and 417 vertex of which 414 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.2 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 150 transitions
Trivial Post-agglo rules discarded 150 transitions
Performed 150 trivial Post agglomeration. Transition count delta: 150
Iterating post reduction 0 with 153 rules applied. Total rules applied 155 place count 413 transition count 441
Reduce places removed 150 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 155 rules applied. Total rules applied 310 place count 263 transition count 436
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 311 place count 262 transition count 436
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 47 Pre rules applied. Total rules applied 311 place count 262 transition count 389
Deduced a syphon composed of 47 places in 1 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 3 with 94 rules applied. Total rules applied 405 place count 215 transition count 389
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 410 place count 210 transition count 383
Iterating global reduction 3 with 5 rules applied. Total rules applied 415 place count 210 transition count 383
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 416 place count 210 transition count 382
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 416 place count 210 transition count 380
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 420 place count 208 transition count 380
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 422 place count 206 transition count 378
Iterating global reduction 4 with 2 rules applied. Total rules applied 424 place count 206 transition count 378
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 2 rules applied. Total rules applied 426 place count 206 transition count 376
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 427 place count 205 transition count 376
Performed 64 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 64 places in 0 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 6 with 128 rules applied. Total rules applied 555 place count 141 transition count 297
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 6 with 17 rules applied. Total rules applied 572 place count 141 transition count 280
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 7 with 6 rules applied. Total rules applied 578 place count 138 transition count 277
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 582 place count 134 transition count 269
Iterating global reduction 8 with 4 rules applied. Total rules applied 586 place count 134 transition count 269
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 594 place count 130 transition count 265
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 595 place count 129 transition count 263
Iterating global reduction 8 with 1 rules applied. Total rules applied 596 place count 129 transition count 263
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 597 place count 129 transition count 262
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: -45
Deduced a syphon composed of 40 places in 0 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 9 with 80 rules applied. Total rules applied 677 place count 89 transition count 307
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 9 with 20 rules applied. Total rules applied 697 place count 89 transition count 287
Discarding 27 places :
Symmetric choice reduction at 10 with 27 rule applications. Total rules 724 place count 62 transition count 179
Iterating global reduction 10 with 27 rules applied. Total rules applied 751 place count 62 transition count 179
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 10 with 18 rules applied. Total rules applied 769 place count 62 transition count 161
Discarding 7 places :
Symmetric choice reduction at 11 with 7 rule applications. Total rules 776 place count 55 transition count 123
Iterating global reduction 11 with 7 rules applied. Total rules applied 783 place count 55 transition count 123
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 11 with 5 rules applied. Total rules applied 788 place count 55 transition count 118
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 12 with 12 rules applied. Total rules applied 800 place count 55 transition count 106
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 802 place count 53 transition count 104
Applied a total of 802 rules in 76 ms. Remains 53 /418 variables (removed 365) and now considering 104/599 (removed 495) transitions.
[2025-05-30 12:22:35] [INFO ] Flow matrix only has 86 transitions (discarded 18 similar events)
// Phase 1: matrix 86 rows 53 cols
[2025-05-30 12:22:35] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:22:35] [INFO ] Implicit Places using invariants in 40 ms returned [36]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 41 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 52/418 places, 104/599 transitions.
Applied a total of 0 rules in 2 ms. Remains 52 /52 variables (removed 0) and now considering 104/104 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 119 ms. Remains : 52/418 places, 104/599 transitions.
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CO4-PT-15-LTLFireability-08
Product exploration explored 100000 steps with 26 reset in 119 ms.
Product exploration explored 100000 steps with 61 reset in 73 ms.
Computed a total of 5 stabilizing places and 6 stable transitions
Computed a total of 5 stabilizing places and 6 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 75 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 3561 steps (289 resets) in 31 ms. (111 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 78 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 104/104 transitions.
Applied a total of 0 rules in 7 ms. Remains 52 /52 variables (removed 0) and now considering 104/104 (removed 0) transitions.
[2025-05-30 12:22:36] [INFO ] Flow matrix only has 86 transitions (discarded 18 similar events)
// Phase 1: matrix 86 rows 52 cols
[2025-05-30 12:22:36] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:22:36] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-05-30 12:22:36] [INFO ] Flow matrix only has 86 transitions (discarded 18 similar events)
[2025-05-30 12:22:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:22:36] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 12:22:36] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 12:22:36] [INFO ] Redundant transitions in 2 ms returned []
Running 84 sub problems to find dead transitions.
[2025-05-30 12:22:36] [INFO ] Flow matrix only has 86 transitions (discarded 18 similar events)
[2025-05-30 12:22:36] [INFO ] Invariant cache hit.
[2025-05-30 12:22:36] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (OVERLAPS) 85/137 variables, 52/57 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/137 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/137 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (OVERLAPS) 1/138 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/138 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (OVERLAPS) 0/138 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Real declared 138/138 variables, and 59 constraints, problems are : Problem set: 0 solved, 84 unsolved in 1885 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 52/52 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 84 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (OVERLAPS) 85/137 variables, 52/57 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/137 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/137 variables, 84/142 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/137 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (OVERLAPS) 1/138 variables, 1/143 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/138 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (OVERLAPS) 0/138 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Int declared 138/138 variables, and 143 constraints, problems are : Problem set: 0 solved, 84 unsolved in 2508 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 52/52 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4422ms problems are : Problem set: 0 solved, 84 unsolved
Search for dead transitions found 0 dead transitions in 4423ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 4534 ms. Remains : 52/52 places, 104/104 transitions.
Computed a total of 5 stabilizing places and 6 stable transitions
Computed a total of 5 stabilizing places and 6 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 92 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 2605 steps (212 resets) in 15 ms. (162 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 90 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 89 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 132 reset in 34 ms.
Product exploration explored 100000 steps with 124 reset in 143 ms.
Built C files in :
/tmp/ltsmin15326724306739715263
[2025-05-30 12:22:41] [INFO ] Computing symmetric may disable matrix : 104 transitions.
[2025-05-30 12:22:41] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 12:22:41] [INFO ] Computing symmetric may enable matrix : 104 transitions.
[2025-05-30 12:22:41] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 12:22:41] [INFO ] Computing Do-Not-Accords matrix : 104 transitions.
[2025-05-30 12:22:41] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 12:22:41] [INFO ] Built C files in 37ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15326724306739715263
Running compilation step : cd /tmp/ltsmin15326724306739715263;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 341 ms.
Running link step : cd /tmp/ltsmin15326724306739715263;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 41 ms.
Running LTSmin : cd /tmp/ltsmin15326724306739715263;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased15084276987629128085.hoa' '--buchi-type=spotba'
LTSmin run took 111 ms.
FORMULA CO4-PT-15-LTLFireability-08 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property CO4-PT-15-LTLFireability-08 finished in 6621 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))&&((p0||X(G(p1))) U p2)))'
Support contains 3 out of 418 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 418/418 places, 599/599 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 409 transition count 589
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 409 transition count 589
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 23 place count 404 transition count 584
Iterating global reduction 0 with 5 rules applied. Total rules applied 28 place count 404 transition count 584
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 30 place count 402 transition count 582
Iterating global reduction 0 with 2 rules applied. Total rules applied 32 place count 402 transition count 582
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 34 place count 402 transition count 580
Applied a total of 34 rules in 23 ms. Remains 402 /418 variables (removed 16) and now considering 580/599 (removed 19) transitions.
// Phase 1: matrix 580 rows 402 cols
[2025-05-30 12:22:41] [INFO ] Computed 6 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:22:42] [INFO ] Implicit Places using invariants in 94 ms returned [346]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 96 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 401/418 places, 580/599 transitions.
Applied a total of 0 rules in 4 ms. Remains 401 /401 variables (removed 0) and now considering 580/580 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 123 ms. Remains : 401/418 places, 580/599 transitions.
Stuttering acceptance computed with spot in 170 ms :[(OR (NOT p0) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), true]
Running random walk in product with property : CO4-PT-15-LTLFireability-09
Stuttering criterion allowed to conclude after 38 steps with 0 reset in 0 ms.
FORMULA CO4-PT-15-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-15-LTLFireability-09 finished in 311 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(F(X(X(!X(X(p0)))))) U p1))))'
Support contains 2 out of 418 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 418/418 places, 599/599 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 408 transition count 588
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 408 transition count 588
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 408 transition count 587
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 26 place count 403 transition count 582
Iterating global reduction 1 with 5 rules applied. Total rules applied 31 place count 403 transition count 582
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 33 place count 401 transition count 580
Iterating global reduction 1 with 2 rules applied. Total rules applied 35 place count 401 transition count 580
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 37 place count 401 transition count 578
Applied a total of 37 rules in 22 ms. Remains 401 /418 variables (removed 17) and now considering 578/599 (removed 21) transitions.
// Phase 1: matrix 578 rows 401 cols
[2025-05-30 12:22:42] [INFO ] Computed 6 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:22:42] [INFO ] Implicit Places using invariants in 87 ms returned [345]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 93 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 400/418 places, 578/599 transitions.
Applied a total of 0 rules in 5 ms. Remains 400 /400 variables (removed 0) and now considering 578/578 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 122 ms. Remains : 400/418 places, 578/599 transitions.
Stuttering acceptance computed with spot in 301 ms :[(NOT p1), (NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : CO4-PT-15-LTLFireability-10
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 0 ms.
FORMULA CO4-PT-15-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-15-LTLFireability-10 finished in 444 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 418 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 418/418 places, 599/599 transitions.
Graph (trivial) has 456 edges and 418 vertex of which 2 / 418 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 895 edges and 417 vertex of which 414 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 151 transitions
Trivial Post-agglo rules discarded 151 transitions
Performed 151 trivial Post agglomeration. Transition count delta: 151
Iterating post reduction 0 with 154 rules applied. Total rules applied 156 place count 413 transition count 440
Reduce places removed 151 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 155 rules applied. Total rules applied 311 place count 262 transition count 436
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 48 Pre rules applied. Total rules applied 311 place count 262 transition count 388
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 407 place count 214 transition count 388
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 412 place count 209 transition count 382
Iterating global reduction 2 with 5 rules applied. Total rules applied 417 place count 209 transition count 382
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 418 place count 209 transition count 381
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 418 place count 209 transition count 379
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 422 place count 207 transition count 379
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 424 place count 205 transition count 377
Iterating global reduction 3 with 2 rules applied. Total rules applied 426 place count 205 transition count 377
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 2 rules applied. Total rules applied 428 place count 205 transition count 375
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 429 place count 204 transition count 375
Performed 63 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 63 places in 0 ms
Reduce places removed 63 places and 0 transitions.
Iterating global reduction 5 with 126 rules applied. Total rules applied 555 place count 141 transition count 297
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 5 with 17 rules applied. Total rules applied 572 place count 141 transition count 280
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 578 place count 138 transition count 277
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 582 place count 134 transition count 269
Iterating global reduction 7 with 4 rules applied. Total rules applied 586 place count 134 transition count 269
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 7 with 8 rules applied. Total rules applied 594 place count 130 transition count 265
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 595 place count 129 transition count 263
Iterating global reduction 7 with 1 rules applied. Total rules applied 596 place count 129 transition count 263
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 597 place count 129 transition count 262
Performed 41 Post agglomeration using F-continuation condition.Transition count delta: -45
Deduced a syphon composed of 41 places in 0 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 8 with 82 rules applied. Total rules applied 679 place count 88 transition count 307
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 8 with 21 rules applied. Total rules applied 700 place count 88 transition count 286
Discarding 27 places :
Symmetric choice reduction at 9 with 27 rule applications. Total rules 727 place count 61 transition count 178
Iterating global reduction 9 with 27 rules applied. Total rules applied 754 place count 61 transition count 178
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 9 with 18 rules applied. Total rules applied 772 place count 61 transition count 160
Discarding 7 places :
Symmetric choice reduction at 10 with 7 rule applications. Total rules 779 place count 54 transition count 122
Iterating global reduction 10 with 7 rules applied. Total rules applied 786 place count 54 transition count 122
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 10 with 5 rules applied. Total rules applied 791 place count 54 transition count 117
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -17
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 793 place count 53 transition count 134
Drop transitions (Redundant composition of simpler transitions.) removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 11 with 19 rules applied. Total rules applied 812 place count 53 transition count 115
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 814 place count 51 transition count 113
Applied a total of 814 rules in 72 ms. Remains 51 /418 variables (removed 367) and now considering 113/599 (removed 486) transitions.
[2025-05-30 12:22:42] [INFO ] Flow matrix only has 84 transitions (discarded 29 similar events)
// Phase 1: matrix 84 rows 51 cols
[2025-05-30 12:22:42] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:22:42] [INFO ] Implicit Places using invariants in 40 ms returned [34]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 42 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 50/418 places, 113/599 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 113/113 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 117 ms. Remains : 50/418 places, 113/599 transitions.
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Running random walk in product with property : CO4-PT-15-LTLFireability-11
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 0 ms.
FORMULA CO4-PT-15-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-15-LTLFireability-11 finished in 155 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((p0 U (p1||G(p0)))))))'
Support contains 4 out of 418 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 418/418 places, 599/599 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 410 transition count 590
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 410 transition count 590
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 17 place count 410 transition count 589
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 21 place count 406 transition count 585
Iterating global reduction 1 with 4 rules applied. Total rules applied 25 place count 406 transition count 585
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 27 place count 404 transition count 583
Iterating global reduction 1 with 2 rules applied. Total rules applied 29 place count 404 transition count 583
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 31 place count 404 transition count 581
Applied a total of 31 rules in 24 ms. Remains 404 /418 variables (removed 14) and now considering 581/599 (removed 18) transitions.
// Phase 1: matrix 581 rows 404 cols
[2025-05-30 12:22:42] [INFO ] Computed 6 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:22:42] [INFO ] Implicit Places using invariants in 82 ms returned []
[2025-05-30 12:22:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:22:43] [INFO ] Implicit Places using invariants and state equation in 230 ms returned []
Implicit Place search using SMT with State Equation took 315 ms to find 0 implicit places.
Running 580 sub problems to find dead transitions.
[2025-05-30 12:22:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/403 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 580 unsolved
At refinement iteration 1 (OVERLAPS) 1/404 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 580 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/404 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 580 unsolved
At refinement iteration 3 (OVERLAPS) 581/985 variables, 404/410 constraints. Problems are: Problem set: 0 solved, 580 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 12:23:06] [INFO ] Deduced a trap composed of 15 places in 123 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 12:23:06] [INFO ] Deduced a trap composed of 15 places in 117 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 12:23:07] [INFO ] Deduced a trap composed of 17 places in 115 ms of which 8 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 985/985 variables, and 413 constraints, problems are : Problem set: 0 solved, 580 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 404/404 constraints, PredecessorRefiner: 580/580 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 580 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/403 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 580 unsolved
At refinement iteration 1 (OVERLAPS) 1/404 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 580 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/404 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 580 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 12:23:20] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/404 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 580 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/404 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 580 unsolved
At refinement iteration 5 (OVERLAPS) 581/985 variables, 404/414 constraints. Problems are: Problem set: 0 solved, 580 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/985 variables, 580/994 constraints. Problems are: Problem set: 0 solved, 580 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 985/985 variables, and 994 constraints, problems are : Problem set: 0 solved, 580 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 404/404 constraints, PredecessorRefiner: 580/580 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60199ms problems are : Problem set: 0 solved, 580 unsolved
Search for dead transitions found 0 dead transitions in 60202ms
Starting structural reductions in LTL mode, iteration 1 : 404/418 places, 581/599 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60544 ms. Remains : 404/418 places, 581/599 transitions.
Stuttering acceptance computed with spot in 179 ms :[true, (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CO4-PT-15-LTLFireability-12
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA CO4-PT-15-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-15-LTLFireability-12 finished in 60743 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(F(p0)))))'
Support contains 1 out of 418 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 418/418 places, 599/599 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 408 transition count 588
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 408 transition count 588
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 408 transition count 587
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 26 place count 403 transition count 582
Iterating global reduction 1 with 5 rules applied. Total rules applied 31 place count 403 transition count 582
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 33 place count 401 transition count 580
Iterating global reduction 1 with 2 rules applied. Total rules applied 35 place count 401 transition count 580
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 37 place count 401 transition count 578
Applied a total of 37 rules in 17 ms. Remains 401 /418 variables (removed 17) and now considering 578/599 (removed 21) transitions.
// Phase 1: matrix 578 rows 401 cols
[2025-05-30 12:23:43] [INFO ] Computed 6 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 12:23:43] [INFO ] Implicit Places using invariants in 82 ms returned [345]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 83 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 400/418 places, 578/599 transitions.
Applied a total of 0 rules in 3 ms. Remains 400 /400 variables (removed 0) and now considering 578/578 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 103 ms. Remains : 400/418 places, 578/599 transitions.
Stuttering acceptance computed with spot in 152 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CO4-PT-15-LTLFireability-13
Stuttering criterion allowed to conclude after 40 steps with 0 reset in 0 ms.
FORMULA CO4-PT-15-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CO4-PT-15-LTLFireability-13 finished in 270 ms.
All properties solved by simple procedures.
Total runtime 76492 ms.

BK_STOP 1748607823873

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CO4-PT-15"
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 CO4-PT-15, 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 r044-tall-174854028500492"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CO4-PT-15.tgz
mv CO4-PT-15 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 ;