About the Execution of ITS-Tools for RERS17pb113-PT-5
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 3600000.00 | 0.00 | 0.00 | TT?????FF?F?T?T? | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r170-smll-174889233900403.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 RERS17pb113-PT-5, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-smll-174889233900403
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K 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 2.8K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K 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 2 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 15M 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 RERS17pb113-PT-5-LTLCardinality-00
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-01
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-02
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-03
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-04
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-05
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-06
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-07
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-08
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-09
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-10
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-11
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-12
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-13
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-14
FORMULA_NAME RERS17pb113-PT-5-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1749082966164
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-5
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-05 00:22:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 00:22:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 00:22:49] [INFO ] Load time of PNML (sax parser for PT used): 1373 ms
[2025-06-05 00:22:49] [INFO ] Transformed 639 places.
[2025-06-05 00:22:50] [INFO ] Transformed 31353 transitions.
[2025-06-05 00:22:50] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 1712 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 19 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA RERS17pb113-PT-5-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-5-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-5-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-5-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 45 out of 639 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Ensure Unique test removed 12 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Applied a total of 12 rules in 299 ms. Remains 627 /639 variables (removed 12) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 00:22:51] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 00:22:51] [INFO ] Computed 13 invariants in 165 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 00:22:55] [INFO ] Implicit Places using invariants in 4351 ms returned []
Implicit Place search using SMT only with invariants took 4405 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 00:22:55] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:22:55] [INFO ] Invariant cache hit.
[2025-06-05 00:22:56] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 31337 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 31352/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31352 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30462 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 0/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 225017ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 225257ms
Starting structural reductions in LTL mode, iteration 1 : 627/639 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 230201 ms. Remains : 627/639 places, 31353/31353 transitions.
Support contains 45 out of 627 places after structural reductions.
[2025-06-05 00:26:43] [INFO ] Flatten gal took : 1757 ms
[2025-06-05 00:26:44] [INFO ] Flatten gal took : 1236 ms
[2025-06-05 00:26:47] [INFO ] Input system was already deterministic with 31353 transitions.
Support contains 43 out of 627 places (down from 45) after GAL structural reductions.
RANDOM walk for 40000 steps (8 resets) in 6045 ms. (6 steps per ms) remains 10/31 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1099 ms. (36 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 340 ms. (117 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 364 ms. (109 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 221 ms. (180 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 235 ms. (169 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 337 ms. (118 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 222 ms. (179 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 211 ms. (188 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 271 ms. (147 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 235 ms. (169 steps per ms) remains 10/10 properties
[2025-06-05 00:26:50] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:26:50] [INFO ] Invariant cache hit.
[2025-06-05 00:26:51] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 374/387 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/387 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 240/627 variables, 7/13 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/627 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18953/18953 variables, and 640 constraints, problems are : Problem set: 0 solved, 10 unsolved in 5020 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 627/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 374/387 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/387 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 240/627 variables, 7/13 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 00:27:02] [INFO ] Deduced a trap composed of 25 places in 3650 ms of which 141 ms to minimize.
SMT process timed out in 12577ms, After SMT, problems are : Problem set: 0 solved, 10 unsolved
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 13 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 1287 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1297 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 3048 ms. (13 steps per ms) remains 8/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 171 ms. (232 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 183 ms. (217 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 204 ms. (195 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 175 ms. (227 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 191 ms. (208 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 194 ms. (205 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 186 ms. (213 steps per ms) remains 8/8 properties
[2025-06-05 00:27:05] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 00:27:05] [INFO ] Computed 13 invariants in 75 ms
[2025-06-05 00:27:06] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 311/322 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/322 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 13969/14291 variables, 322/327 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14291 variables, 48/375 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 4660/18951 variables, 304/679 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18951 variables, 8/687 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18951/18951 variables, and 907 constraints, problems are : Problem set: 0 solved, 8 unsolved in 45034 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 626/626 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 311/322 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/322 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 13969/14291 variables, 322/327 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14291 variables, 48/375 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 4660/18951 variables, 304/679 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18951 variables, 8/687 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SMT process timed out in 90587ms, After SMT, problems are : Problem set: 0 solved, 8 unsolved
Fused 8 Parikh solutions to 4 different solutions.
Parikh walk visited 1 properties in 50059 ms.
Support contains 10 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 3016 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3016 ms. Remains : 626/626 places, 31352/31352 transitions.
FORMULA RERS17pb113-PT-5-LTLCardinality-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1 stabilizing places and 1 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(F(p0))&&F(p1)) U p2) U X(p3)))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 1521 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 00:29:37] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 00:29:38] [INFO ] Computed 13 invariants in 808 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 00:29:47] [INFO ] Implicit Places using invariants in 10678 ms returned []
Implicit Place search using SMT only with invariants took 10683 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 00:29:51] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:29:51] [INFO ] Invariant cache hit.
[2025-06-05 00:29:56] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30920 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 31352/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31352 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30440 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 0/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 318781ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 320207ms
Finished structural reductions in LTL mode , in 1 iterations and 334624 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 890 ms :[(NOT p3), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p3))), (AND p2 (NOT p1) (NOT p3)), (NOT p3), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : RERS17pb113-PT-5-LTLCardinality-00
Product exploration explored 100000 steps with 50000 reset in 8485 ms.
Product exploration timeout after 94260 steps with 47130 reset in 10088 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p2) p1 p3 p0), (X (NOT p2)), (X p3), (X (NOT (OR (AND (NOT p2) (NOT p3)) (AND (NOT p3) (NOT p0))))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p3)))), (X (NOT (AND p2 (NOT p1) (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p3)))), (X p0), (X p1), (X (X (AND (NOT p2) p0))), (X (X (NOT p2))), (X (X p3)), (X (X p1)), (X (X (NOT (OR (AND (NOT p2) (NOT p3)) (AND (NOT p3) (NOT p0)))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p3))))), (X (X p0)), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 (NOT p1) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p3)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 19 factoid took 53 ms. Reduced automaton from 7 states, 15 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb113-PT-5-LTLCardinality-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb113-PT-5-LTLCardinality-00 finished in 356783 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(p2)) U X(p1)))))'
Support contains 7 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 4704 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 00:35:37] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:35:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 00:35:43] [INFO ] Implicit Places using invariants in 6092 ms returned []
Implicit Place search using SMT only with invariants took 6098 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 00:35:45] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:35:45] [INFO ] Invariant cache hit.
[2025-06-05 00:35:46] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30839 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 31352/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31352 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30534 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 0/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 225342ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 225411ms
Finished structural reductions in LTL mode , in 1 iterations and 238507 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 407 ms :[(NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : RERS17pb113-PT-5-LTLCardinality-01
Product exploration explored 100000 steps with 33333 reset in 6705 ms.
Product exploration explored 100000 steps with 33333 reset in 7326 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p2 (NOT p0)), (X p1), (X (NOT p0)), (X (X (NOT (AND (NOT p1) p2)))), (X (X p2)), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 29 ms. Reduced automaton from 7 states, 12 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb113-PT-5-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb113-PT-5-LTLCardinality-01 finished in 253919 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||G((X(X(F(p1)))||F(p2))))))))'
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 93 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 00:39:45] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:39:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 00:39:51] [INFO ] Implicit Places using invariants in 5765 ms returned []
Implicit Place search using SMT only with invariants took 5767 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 00:39:51] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:39:51] [INFO ] Invariant cache hit.
[2025-06-05 00:39:52] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30667 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 31352/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31352 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 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30437 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 0/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 216436ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 216508ms
Finished structural reductions in LTL mode , in 1 iterations and 222423 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 481 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : RERS17pb113-PT-5-LTLCardinality-02
Product exploration explored 100000 steps with 114 reset in 4150 ms.
Product exploration explored 100000 steps with 112 reset in 4191 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 198 ms. Reduced automaton from 7 states, 9 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 503 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 2682 ms. (14 steps per ms) remains 1/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 178 ms. (223 steps per ms) remains 1/1 properties
[2025-06-05 00:43:39] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:43:39] [INFO ] Invariant cache hit.
[2025-06-05 00:43:39] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 66/67 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/67 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 560/627 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 00:43:44] [INFO ] Deduced a trap composed of 41 places in 4326 ms of which 202 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 00:43:47] [INFO ] Deduced a trap composed of 41 places in 3570 ms of which 137 ms to minimize.
SMT process timed out in 8903ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 429 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 434 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 1844 ms. (21 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 19125 steps, run timeout after 3002 ms. (steps per millisecond=6 ) properties seen :0 out of 1
Probabilistic random walk after 19125 steps, saw 17330 distinct states, run finished after 3013 ms. (steps per millisecond=6 ) properties seen :0
[2025-06-05 00:43:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 00:43:52] [INFO ] Computed 13 invariants in 64 ms
[2025-06-05 00:43:52] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 65/66 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1489/1555 variables, 66/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1555 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3676/5231 variables, 80/147 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5231 variables, 2/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5231 variables, 20/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5231 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12296/17527 variables, 288/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/17527 variables, 3/460 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/17527 variables, 60/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/17527 variables, 0/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 96/17623 variables, 4/524 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/17623 variables, 0/524 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18951/18951 variables, and 716 constraints, problems are : Problem set: 0 solved, 1 unsolved in 21663 ms.
Refiners :[Positive P Invariants (semi-flows): 10/13 constraints, State Equation: 626/626 constraints, ReadFeed: 80/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 65/66 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1489/1555 variables, 66/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1555 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3676/5231 variables, 80/147 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5231 variables, 2/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5231 variables, 20/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5231 variables, 1/170 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 00:44:16] [INFO ] Deduced a trap composed of 40 places in 424 ms of which 10 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/5231 variables, 1/171 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/5231 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 12296/17527 variables, 288/459 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/17527 variables, 3/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/17527 variables, 60/522 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/17527 variables, 0/522 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 96/17623 variables, 4/526 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 00:44:28] [INFO ] Deduced a trap composed of 64 places in 1410 ms of which 10 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/17623 variables, 1/527 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/17623 variables, 0/527 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18951/18951 variables, and 719 constraints, problems are : Problem set: 0 solved, 1 unsolved in 26429 ms.
Refiners :[Positive P Invariants (semi-flows): 10/13 constraints, State Equation: 626/626 constraints, ReadFeed: 80/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 48510ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 34375 steps, including 1000 resets, run visited all 1 properties in 1378 ms. (steps per millisecond=24 )
Parikh walk visited 1 properties in 1396 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p1) (NOT p2)))), (F p2), (F p0), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 1 factoid took 243 ms. Reduced automaton from 7 states, 9 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 305 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 338 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
[2025-06-05 00:44:42] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 00:44:43] [INFO ] Computed 13 invariants in 84 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (AND (NOT p0) (NOT p2) (NOT p1))
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 94 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 00:44:58] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:44:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 00:45:02] [INFO ] Implicit Places using invariants in 4598 ms returned []
Implicit Place search using SMT only with invariants took 4602 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 00:45:03] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:45:03] [INFO ] Invariant cache hit.
[2025-06-05 00:45:04] [INFO ] State equation strengthened by 829 read => feed constraints.
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 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30878 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 31352/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31352 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30582 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 0/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 261951ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 262095ms
Finished structural reductions in LTL mode , in 1 iterations and 266928 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 251 ms. Reduced automaton from 7 states, 9 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 436 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 3838 ms. (10 steps per ms) remains 1/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 250 ms. (159 steps per ms) remains 1/1 properties
[2025-06-05 00:49:27] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:49:27] [INFO ] Invariant cache hit.
[2025-06-05 00:49:28] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 66/67 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/67 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 560/627 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 00:49:33] [INFO ] Deduced a trap composed of 41 places in 4660 ms of which 197 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 00:49:36] [INFO ] Deduced a trap composed of 41 places in 3713 ms of which 206 ms to minimize.
SMT process timed out in 9305ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 659 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 664 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 2126 ms. (18 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (8 resets) in 151 ms. (263 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 18534 steps, run timeout after 3002 ms. (steps per millisecond=6 ) properties seen :0 out of 1
Probabilistic random walk after 18534 steps, saw 16800 distinct states, run finished after 3002 ms. (steps per millisecond=6 ) properties seen :0
[2025-06-05 00:49:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 00:49:41] [INFO ] Computed 13 invariants in 60 ms
[2025-06-05 00:49:41] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 65/66 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1489/1555 variables, 66/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1555 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3676/5231 variables, 80/147 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5231 variables, 2/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5231 variables, 20/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5231 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12296/17527 variables, 288/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/17527 variables, 3/460 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/17527 variables, 60/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/17527 variables, 0/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 96/17623 variables, 4/524 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/17623 variables, 0/524 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18951/18951 variables, and 716 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22261 ms.
Refiners :[Positive P Invariants (semi-flows): 10/13 constraints, State Equation: 626/626 constraints, ReadFeed: 80/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 65/66 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1489/1555 variables, 66/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1555 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3676/5231 variables, 80/147 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5231 variables, 2/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5231 variables, 20/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5231 variables, 1/170 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 00:50:05] [INFO ] Deduced a trap composed of 40 places in 552 ms of which 9 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/5231 variables, 1/171 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/5231 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 12296/17527 variables, 288/459 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/17527 variables, 3/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/17527 variables, 60/522 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/17527 variables, 0/522 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 96/17623 variables, 4/526 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 00:50:18] [INFO ] Deduced a trap composed of 64 places in 1529 ms of which 15 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/17623 variables, 1/527 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/17623 variables, 0/527 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18951/18951 variables, and 719 constraints, problems are : Problem set: 0 solved, 1 unsolved in 25713 ms.
Refiners :[Positive P Invariants (semi-flows): 10/13 constraints, State Equation: 626/626 constraints, ReadFeed: 80/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 48353ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 28278 steps, including 1000 resets, run visited all 1 properties in 1197 ms. (steps per millisecond=23 )
Parikh walk visited 1 properties in 1202 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p1) (NOT p2)))), (F p2), (F p0), (F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 1 factoid took 238 ms. Reduced automaton from 7 states, 9 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 338 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 374 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
[2025-06-05 00:50:31] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 00:50:31] [INFO ] Computed 13 invariants in 91 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (AND (NOT p0) (NOT p2) (NOT p1))
Stuttering acceptance computed with spot in 298 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Product exploration explored 100000 steps with 118 reset in 3871 ms.
Product exploration explored 100000 steps with 117 reset in 3715 ms.
Applying partial POR strategy [false, false, false, true, true, true, true]
Stuttering acceptance computed with spot in 352 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 350 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Running 31352 sub problems to find dead transitions.
[2025-06-05 00:50:55] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:50:55] [INFO ] Invariant cache hit.
[2025-06-05 00:50:56] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30802 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 31352/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31352 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30623 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 0/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 230900ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 230955ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 231345 ms. Remains : 627/627 places, 31353/31353 transitions.
Built C files in :
/tmp/ltsmin14402287712101917781
[2025-06-05 00:54:48] [INFO ] Built C files in 786ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14402287712101917781
Running compilation step : cd /tmp/ltsmin14402287712101917781;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin14402287712101917781;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin14402287712101917781;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 159 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 00:54:51] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:54:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 00:54:59] [INFO ] Implicit Places using invariants in 7658 ms returned []
Implicit Place search using SMT only with invariants took 7665 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 00:54:59] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 00:54:59] [INFO ] Invariant cache hit.
[2025-06-05 00:55:00] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30509 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 31352/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31352 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30747 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 0/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 238055ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 238171ms
Finished structural reductions in LTL mode , in 1 iterations and 246061 ms. Remains : 627/627 places, 31353/31353 transitions.
Built C files in :
/tmp/ltsmin640007534578510113
[2025-06-05 00:58:58] [INFO ] Built C files in 433ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin640007534578510113
Running compilation step : cd /tmp/ltsmin640007534578510113;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin640007534578510113;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin640007534578510113;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-05 00:59:03] [INFO ] Flatten gal took : 803 ms
[2025-06-05 00:59:04] [INFO ] Flatten gal took : 830 ms
[2025-06-05 00:59:04] [INFO ] Time to serialize gal into /tmp/LTL13501493630756781640.gal : 432 ms
[2025-06-05 00:59:04] [INFO ] Time to serialize properties into /tmp/LTL11911872326047308814.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13501493630756781640.gal' '-t' 'CGAL' '-hoa' '/tmp/aut4096986712154029406.hoa' '-atoms' '/tmp/LTL11911872326047308814.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL11911872326047308814.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut4096986712154029406.hoa
Detected timeout of ITS tools.
[2025-06-05 00:59:21] [INFO ] Flatten gal took : 791 ms
[2025-06-05 00:59:22] [INFO ] Flatten gal took : 1092 ms
[2025-06-05 00:59:22] [INFO ] Time to serialize gal into /tmp/LTL15041411167025948267.gal : 162 ms
[2025-06-05 00:59:22] [INFO ] Time to serialize properties into /tmp/LTL1489069185653171755.ltl : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15041411167025948267.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1489069185653171755.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(X(X(("(p170>=2)")||(G((X(X(F("(p198>=1)"))))||(F("(p76>=2)")))))))))
Formula 0 simplified : XXX(!"(p170>=2)" & F(XXG!"(p198>=1)" & G!"(p76>=2)"))
Detected timeout of ITS tools.
[2025-06-05 00:59:38] [INFO ] Flatten gal took : 752 ms
[2025-06-05 00:59:38] [INFO ] Applying decomposition
[2025-06-05 00:59:39] [INFO ] Flatten gal took : 812 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph5466476301606925582.txt' '-o' '/tmp/graph5466476301606925582.bin' '-w' '/tmp/graph5466476301606925582.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5466476301606925582.bin' '-l' '-1' '-v' '-w' '/tmp/graph5466476301606925582.weights' '-q' '0' '-e' '0.001'
[2025-06-05 00:59:42] [INFO ] Decomposing Gal with order
[2025-06-05 00:59:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 00:59:45] [INFO ] Removed a total of 91882 redundant transitions.
[2025-06-05 00:59:46] [INFO ] Flatten gal took : 2850 ms
[2025-06-05 00:59:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 793 labels/synchronizations in 1790 ms.
[2025-06-05 00:59:49] [INFO ] Time to serialize gal into /tmp/LTL6922441814460240119.gal : 182 ms
[2025-06-05 00:59:49] [INFO ] Time to serialize properties into /tmp/LTL3565461436830926313.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6922441814460240119.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3565461436830926313.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((X(X(X(("(i1.u176.p170>=2)")||(G((X(X(F("(i1.u156.p198>=1)"))))||(F("(i1.u28.p76>=2)")))))))))
Formula 0 simplified : XXX(!"(i1.u176.p170>=2)" & F(XXG!"(i1.u156.p198>=1)" & G!"(i1.u28.p76>=2)"))
Detected timeout of ITS tools.
Treatment of property RERS17pb113-PT-5-LTLCardinality-02 finished in 1218992 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p0)&&G(p1)&&(G(F(p2))||(F(p2)&&X(F(p3)))))))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 164 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 01:00:05] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 01:00:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 01:00:10] [INFO ] Implicit Places using invariants in 5854 ms returned []
Implicit Place search using SMT only with invariants took 5861 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 01:00:11] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 01:00:11] [INFO ] Invariant cache hit.
[2025-06-05 01:00:11] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30858 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 31352/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31352 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30743 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 0/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 241347ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 241434ms
Finished structural reductions in LTL mode , in 1 iterations and 247532 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 1071 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : RERS17pb113-PT-5-LTLCardinality-03
Product exploration explored 100000 steps with 0 reset in 5128 ms.
Product exploration explored 100000 steps with 1 reset in 4410 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p2 p0 (NOT p3)), (X p2), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X p1), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p3)), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p3)))), (X p0), (X (X p2)), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X p1)), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p3))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 19 factoid took 147 ms. Reduced automaton from 6 states, 16 edges and 4 AP (stutter sensitive) to 6 states, 16 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 274 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3))]
RANDOM walk for 40000 steps (8 resets) in 3833 ms. (10 steps per ms) remains 2/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 353 ms. (113 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 232 ms. (171 steps per ms) remains 2/2 properties
[2025-06-05 01:04:25] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 01:04:25] [INFO ] Invariant cache hit.
[2025-06-05 01:04:26] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 126/129 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/129 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 498/627 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 01:04:31] [INFO ] Deduced a trap composed of 41 places in 4711 ms of which 308 ms to minimize.
SMT process timed out in 6081ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 536 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 543 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 2399 ms. (16 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 135 ms. (294 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 132 ms. (300 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 18790 steps, run timeout after 3002 ms. (steps per millisecond=6 ) properties seen :0 out of 2
Probabilistic random walk after 18790 steps, saw 17027 distinct states, run finished after 3008 ms. (steps per millisecond=6 ) properties seen :0
[2025-06-05 01:04:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 01:04:35] [INFO ] Computed 13 invariants in 54 ms
[2025-06-05 01:04:36] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 125/128 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8128/8256 variables, 128/130 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8256 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10108/18364 variables, 392/522 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18364 variables, 7/529 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18364 variables, 216/745 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18364 variables, 0/745 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 24/18388 variables, 2/747 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/18388 variables, 0/747 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 563/18951 variables, 106/853 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/18951 variables, 2/855 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/18951 variables, 52/907 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/18951 variables, 0/907 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/18951 variables, 0/907 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18951/18951 variables, and 907 constraints, problems are : Problem set: 0 solved, 2 unsolved in 34815 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 626/626 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 125/128 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8128/8256 variables, 128/130 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8256 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10108/18364 variables, 392/522 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18364 variables, 7/529 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18364/18951 variables, and 745 constraints, problems are : Problem set: 0 solved, 2 unsolved in 27060 ms.
Refiners :[Positive P Invariants (semi-flows): 9/13 constraints, State Equation: 520/626 constraints, ReadFeed: 216/268 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62253ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1268 ms.
Support contains 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 246 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 246 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 286 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 01:05:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:05:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 01:05:43] [INFO ] Implicit Places using invariants in 3996 ms returned []
Implicit Place search using SMT only with invariants took 4004 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 01:05:44] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:05:44] [INFO ] Invariant cache hit.
[2025-06-05 01:05:44] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 30683 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 31351/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31351 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 30693 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 227846ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 227944ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 232292 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND p1 p2 p0 (NOT p3)), (X p2), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X p1), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p3)), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p3)))), (X p0), (X (X p2)), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X p1)), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p3))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p0))]
False Knowledge obtained : [(F p3), (F (NOT (OR (NOT p1) p2))), (F (NOT (OR p2 p3))), (F (NOT p2)), (F (NOT p1)), (F (NOT (OR p0 (NOT p1)))), (F (NOT p0))]
Knowledge based reduction with 19 factoid took 409 ms. Reduced automaton from 6 states, 16 edges and 4 AP (stutter sensitive) to 6 states, 16 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 325 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 366 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3))]
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 174 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 01:09:33] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 01:09:33] [INFO ] Computed 13 invariants in 103 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 01:09:38] [INFO ] Implicit Places using invariants in 5087 ms returned []
Implicit Place search using SMT only with invariants took 5092 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 01:09:38] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 01:09:38] [INFO ] Invariant cache hit.
[2025-06-05 01:09:39] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30758 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 31352/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31352 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30436 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 0/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 240727ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 240797ms
Finished structural reductions in LTL mode , in 1 iterations and 246202 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p2 p0 (NOT p3)), (X p2), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT (AND p1 (NOT p2)))), (X (NOT p3)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p3)))), (X p0), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (X p2)), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p0)), (X (X (NOT (AND (NOT p0) p1 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 19 factoid took 323 ms. Reduced automaton from 6 states, 16 edges and 4 AP (stutter sensitive) to 6 states, 16 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 746 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3))]
RANDOM walk for 40000 steps (8 resets) in 2805 ms. (14 steps per ms) remains 5/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 185 ms. (215 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 186 ms. (213 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1036 ms. (38 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 431 ms. (92 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 232 ms. (171 steps per ms) remains 5/5 properties
[2025-06-05 01:13:42] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 01:13:42] [INFO ] Invariant cache hit.
[2025-06-05 01:13:43] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 189/193 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/193 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 434/627 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/627 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18953/18953 variables, and 640 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5016 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 627/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 189/193 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/193 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 434/627 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 01:13:55] [INFO ] Deduced a trap composed of 41 places in 5497 ms of which 260 ms to minimize.
SMT process timed out in 13271ms, After SMT, problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 472 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 479 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 2130 ms. (18 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 158 ms. (251 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 163 ms. (243 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 155 ms. (256 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 219 ms. (181 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 165 ms. (240 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 15605 steps, run timeout after 3002 ms. (steps per millisecond=5 ) properties seen :0 out of 5
Probabilistic random walk after 15605 steps, saw 14194 distinct states, run finished after 3003 ms. (steps per millisecond=5 ) properties seen :0
[2025-06-05 01:14:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 01:14:00] [INFO ] Computed 13 invariants in 51 ms
[2025-06-05 01:14:00] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 188/192 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 10080/10272 variables, 192/195 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10272 variables, 32/227 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10272 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 8348/18620 variables, 352/579 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18620 variables, 7/586 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18620 variables, 212/798 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18620 variables, 0/798 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 16/18636 variables, 2/800 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/18636 variables, 0/800 constraints. Problems are: Problem set: 0 solved, 5 unsolved
SMT process timed out in 45445ms, After SMT, problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 259 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 259 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 352 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 01:14:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:14:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 01:14:50] [INFO ] Implicit Places using invariants in 4302 ms returned []
Implicit Place search using SMT only with invariants took 4313 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 01:14:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:14:50] [INFO ] Invariant cache hit.
[2025-06-05 01:14:50] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 30818 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 31351/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31351 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 31003 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 259100ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 259156ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 263888 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND p1 p2 p0 (NOT p3)), (X p2), (X (NOT (AND (NOT p0) p1))), (X p1), (X (NOT (AND p1 (NOT p2)))), (X (NOT p3)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p3)))), (X p0), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (X p2)), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p0)), (X (X (NOT (AND (NOT p0) p1 (NOT p2)))))]
False Knowledge obtained : [(F p3), (F (NOT p1)), (F (NOT (OR p0 (NOT p1)))), (F (NOT p0))]
Knowledge based reduction with 19 factoid took 323 ms. Reduced automaton from 6 states, 16 edges and 4 AP (stutter sensitive) to 6 states, 16 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 286 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 244 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 371 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3))]
Product exploration explored 100000 steps with 1 reset in 5130 ms.
Product exploration explored 100000 steps with 0 reset in 4517 ms.
Applying partial POR strategy [false, false, false, true, true, true]
Stuttering acceptance computed with spot in 310 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (NOT p1), (NOT p2), (AND (NOT p3) (NOT p2)), (AND (NOT p2) (NOT p3))]
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 327 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Running 31352 sub problems to find dead transitions.
[2025-06-05 01:19:21] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 01:19:21] [INFO ] Computed 13 invariants in 65 ms
[2025-06-05 01:19:22] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="RERS17pb113-PT-5"
export BK_EXAMINATION="LTLCardinality"
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 RERS17pb113-PT-5, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r170-smll-174889233900403"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-5.tgz
mv RERS17pb113-PT-5 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;