About the Execution of ITS-Tools for RERS17pb113-PT-8
| 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 | F?FF????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-174889233900428.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-8, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-smll-174889233900428
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K 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 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.5K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 87K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K 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-8-LTLFireability-00
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-01
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-02
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-03
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-04
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-05
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-06
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-07
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-08
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-09
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-10
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-11
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-12
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-13
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-14
FORMULA_NAME RERS17pb113-PT-8-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1749115853217
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-8
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-05 09:30:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 09:30:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 09:30:57] [INFO ] Load time of PNML (sax parser for PT used): 1321 ms
[2025-06-05 09:30:57] [INFO ] Transformed 639 places.
[2025-06-05 09:30:57] [INFO ] Transformed 31353 transitions.
[2025-06-05 09:30:57] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 1686 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 28 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA RERS17pb113-PT-8-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-8-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-8-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 63 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 399 ms. Remains 627 /639 variables (removed 12) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 09:30:58] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 09:30:58] [INFO ] Computed 13 invariants in 134 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 09:31:05] [INFO ] Implicit Places using invariants in 6866 ms returned []
Implicit Place search using SMT only with invariants took 6945 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 09:31:06] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 09:31:06] [INFO ] Invariant cache hit.
[2025-06-05 09:31:06] [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 31378 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 30730 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 228531ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 228853ms
Starting structural reductions in LTL mode, iteration 1 : 627/639 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 236453 ms. Remains : 627/639 places, 31353/31353 transitions.
Support contains 63 out of 627 places after structural reductions.
[2025-06-05 09:34:57] [INFO ] Flatten gal took : 1842 ms
[2025-06-05 09:34:58] [INFO ] Flatten gal took : 1054 ms
[2025-06-05 09:35:01] [INFO ] Input system was already deterministic with 31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 4724 ms. (8 steps per ms) remains 18/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 93 ms. (42 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 85 ms. (46 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 91 ms. (43 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 75 ms. (52 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 86 ms. (46 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 85 ms. (46 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 68 ms. (58 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 53 ms. (74 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 48 ms. (81 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 72 ms. (54 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 54 ms. (72 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 56 ms. (70 steps per ms) remains 18/18 properties
[2025-06-05 09:35:03] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 09:35:03] [INFO ] Invariant cache hit.
[2025-06-05 09:35:04] [INFO ] State equation strengthened by 829 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
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) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 539/579 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/579 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 48/627 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/627 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 18 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, 18 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 627/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 18/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 539/579 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 579/18953 variables, and 10 constraints, problems are : Problem set: 0 solved, 18 unsolved in 5020 ms.
Refiners :[Positive P Invariants (semi-flows): 10/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 2/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10989ms problems are : Problem set: 0 solved, 18 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 40 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 608 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 613 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 1830 ms. (21 steps per ms) remains 14/18 properties
BEST_FIRST walk for 40004 steps (8 resets) in 194 ms. (205 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (8 resets) in 171 ms. (232 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 177 ms. (224 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 173 ms. (229 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 436 ms. (91 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 234 ms. (170 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 222 ms. (179 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 220 ms. (181 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 195 ms. (204 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (8 resets) in 201 ms. (198 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 189 ms. (210 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 242 ms. (164 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 223 ms. (178 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 223 ms. (178 steps per ms) remains 14/14 properties
[2025-06-05 09:35:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 09:35:16] [INFO ] Computed 13 invariants in 95 ms
[2025-06-05 09:35:16] [INFO ] State equation strengthened by 268 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
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) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 545/578 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/578 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (OVERLAPS) 18281/18859 variables, 578/588 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18859 variables, 216/804 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18859 variables, 0/804 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
SMT process timed out in 45664ms, After SMT, problems are : Problem set: 0 solved, 14 unsolved
Fused 14 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 33 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 250 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 251 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 40000 steps (8 resets) in 2673 ms. (14 steps per ms) remains 10/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 234 ms. (170 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 230 ms. (173 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 199 ms. (200 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 191 ms. (208 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 199 ms. (200 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 10/10 properties
[2025-06-05 09:36:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 09:36:04] [INFO ] Invariant cache hit.
[2025-06-05 09:36:04] [INFO ] State equation strengthened by 268 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 552/578 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/578 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 18281/18859 variables, 578/588 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18859 variables, 216/804 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18859 variables, 0/804 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 92/18951 variables, 48/852 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18951 variables, 3/855 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18951 variables, 52/907 constraints. Problems are: Problem set: 0 solved, 10 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, 10 unsolved in 75043 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 626/626 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 10/8 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 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 552/578 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/578 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 18281/18859 variables, 578/588 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18859 variables, 216/804 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18859 variables, 1/805 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18859 variables, 0/805 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SMT process timed out in 150472ms, After SMT, problems are : Problem set: 0 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 26 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 365 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 365 ms. Remains : 626/626 places, 31352/31352 transitions.
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' '!((F((X(p1)&&p0))&&F(p2)))'
Support contains 6 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 142 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 09:38:35] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 09:38:35] [INFO ] Computed 13 invariants in 75 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 09:38:41] [INFO ] Implicit Places using invariants in 5513 ms returned []
Implicit Place search using SMT only with invariants took 5519 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 09:38:41] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 09:38:41] [INFO ] Invariant cache hit.
[2025-06-05 09:38:42] [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 30678 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 30795 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 205297ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 205438ms
Finished structural reductions in LTL mode , in 1 iterations and 211221 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 1023 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p2), (NOT p1)]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-01
Product exploration explored 100000 steps with 0 reset in 4254 ms.
Product exploration explored 100000 steps with 0 reset in 4295 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) p2 (NOT p1)), (X (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X p2), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X p2)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 131 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 2180 ms. (18 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 317 ms. (125 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 254 ms. (156 steps per ms) remains 2/2 properties
[2025-06-05 09:42:18] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 09:42:18] [INFO ] Invariant cache hit.
[2025-06-05 09:42:18] [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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 221/225 variables, 4/4 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 09:42:19] [INFO ] Deduced a trap composed of 49 places in 1220 ms of which 22 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/225 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/225 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 402/627 variables, 9/14 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 09:42:25] [INFO ] Deduced a trap composed of 25 places in 4007 ms of which 207 ms to minimize.
SMT process timed out in 7087ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
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 682 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 687 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 2160 ms. (18 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 15561 steps, run timeout after 3001 ms. (steps per millisecond=5 ) properties seen :0 out of 2
Probabilistic random walk after 15561 steps, saw 14248 distinct states, run finished after 3012 ms. (steps per millisecond=5 ) properties seen :0
[2025-06-05 09:42:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 09:42:29] [INFO ] Computed 13 invariants in 64 ms
[2025-06-05 09:42:30] [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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 220/224 variables, 4/4 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 09:42:31] [INFO ] Deduced a trap composed of 48 places in 988 ms of which 12 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/224 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/224 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 13080/13304 variables, 224/229 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13304 variables, 32/261 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13304 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 5619/18923 variables, 386/647 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18923 variables, 8/655 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18923 variables, 228/883 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/18923 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 28/18951 variables, 16/899 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/18951 variables, 1/900 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/18951 variables, 8/908 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/18951 variables, 0/908 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/18951 variables, 0/908 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18951/18951 variables, and 908 constraints, problems are : Problem set: 0 solved, 2 unsolved in 31867 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 626/626 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 1/1 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 220/224 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/224 variables, 1/5 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 09:43:03] [INFO ] Deduced a trap composed of 48 places in 1090 ms of which 11 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/224 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/224 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 13080/13304 variables, 224/230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13304 variables, 32/262 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13304 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 5619/18923 variables, 386/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18923 variables, 8/656 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/18923 variables, 228/884 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/18923 variables, 1/885 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 09:43:41] [INFO ] Deduced a trap composed of 40 places in 979 ms of which 14 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/18923 variables, 1/886 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18923/18951 variables, and 886 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45055 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, State Equation: 610/626 constraints, ReadFeed: 260/268 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 77458ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
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 347 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 348 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 330 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 09:43:47] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 09:43:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 09:43:53] [INFO ] Implicit Places using invariants in 5770 ms returned []
Implicit Place search using SMT only with invariants took 5772 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 09:43:53] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 09:43:53] [INFO ] Invariant cache hit.
[2025-06-05 09:43:54] [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 30799 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 31582 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 215412ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 215516ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 221715 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) p2 (NOT p1)), (X (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X p2), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X p2)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 11 factoid took 328 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 254 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 179 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
[2025-06-05 09:47:30] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 09:47:30] [INFO ] Computed 13 invariants in 102 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (NOT p0)
[2025-06-05 09:47:45] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 09:47:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (NOT p1)
Support contains 4 out of 627 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 96 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 09:48:00] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 09:48:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 09:48:05] [INFO ] Implicit Places using invariants in 4610 ms returned []
Implicit Place search using SMT only with invariants took 4620 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 09:48:05] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 09:48:05] [INFO ] Invariant cache hit.
[2025-06-05 09:48:06] [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 31152 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 30607 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 228224ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 228422ms
Finished structural reductions in LTL mode , in 1 iterations and 233213 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 p1) (NOT p0)), (X (NOT p0)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 378 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 384 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 19313 ms. (2 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 133 ms. (298 steps per ms) remains 2/2 properties
[2025-06-05 09:52:01] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 09:52:01] [INFO ] Invariant cache hit.
[2025-06-05 09:52:02] [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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 221/225 variables, 4/4 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 09:52:04] [INFO ] Deduced a trap composed of 49 places in 1362 ms of which 24 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/225 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/225 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 402/627 variables, 9/14 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 09:52:10] [INFO ] Deduced a trap composed of 25 places in 5338 ms of which 259 ms to minimize.
SMT process timed out in 9232ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
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 552 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 559 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 2081 ms. (19 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 171 ms. (232 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 133 ms. (298 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 18794 steps, run timeout after 3002 ms. (steps per millisecond=6 ) properties seen :0 out of 2
Probabilistic random walk after 18794 steps, saw 17133 distinct states, run finished after 3006 ms. (steps per millisecond=6 ) properties seen :0
[2025-06-05 09:52:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 09:52:15] [INFO ] Computed 13 invariants in 82 ms
[2025-06-05 09:52:15] [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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 220/224 variables, 4/4 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 09:52:16] [INFO ] Deduced a trap composed of 48 places in 686 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/224 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/224 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 13080/13304 variables, 224/229 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13304 variables, 32/261 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13304 variables, 0/261 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 5619/18923 variables, 386/647 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18923 variables, 8/655 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18923 variables, 228/883 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/18923 variables, 0/883 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 28/18951 variables, 16/899 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/18951 variables, 1/900 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/18951 variables, 8/908 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/18951 variables, 0/908 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/18951 variables, 0/908 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18951/18951 variables, and 908 constraints, problems are : Problem set: 0 solved, 2 unsolved in 28953 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 626/626 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 1/1 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 220/224 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/224 variables, 1/5 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 09:52:45] [INFO ] Deduced a trap composed of 48 places in 1110 ms of which 10 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/224 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/224 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 13080/13304 variables, 224/230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13304 variables, 32/262 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13304 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 5619/18923 variables, 386/648 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18923 variables, 8/656 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/18923 variables, 228/884 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/18923 variables, 1/885 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18923/18951 variables, and 885 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45059 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, State Equation: 610/626 constraints, ReadFeed: 260/268 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74400ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
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 311 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 312 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 290 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 09:53:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 09:53:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 09:53:36] [INFO ] Implicit Places using invariants in 6447 ms returned []
Implicit Place search using SMT only with invariants took 6451 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 09:53:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 09:53:36] [INFO ] Invariant cache hit.
[2025-06-05 09:53:37] [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 30616 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 30815 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 227828ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 227918ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 234720 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 6 factoid took 231 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
[2025-06-05 09:57:25] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 09:57:25] [INFO ] Computed 13 invariants in 89 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (NOT p0)
[2025-06-05 09:57:40] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 09:57:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 115 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 4626 ms.
Product exploration explored 100000 steps with 0 reset in 4838 ms.
Built C files in :
/tmp/ltsmin14666217280906681452
[2025-06-05 09:58:06] [INFO ] Built C files in 807ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14666217280906681452
Running compilation step : cd /tmp/ltsmin14666217280906681452;'/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/ltsmin14666217280906681452;'/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/ltsmin14666217280906681452;'/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$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 100 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 09:58:10] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 09:58:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 09:58:14] [INFO ] Implicit Places using invariants in 4748 ms returned []
Implicit Place search using SMT only with invariants took 4750 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 09:58:14] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 09:58:14] [INFO ] Invariant cache hit.
[2025-06-05 09:58:15] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30612 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 31352/31352 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31352 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$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 30989 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 238869ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 238920ms
Finished structural reductions in LTL mode , in 1 iterations and 243818 ms. Remains : 627/627 places, 31353/31353 transitions.
Built C files in :
/tmp/ltsmin12035778230330788550
[2025-06-05 10:02:14] [INFO ] Built C files in 400ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12035778230330788550
Running compilation step : cd /tmp/ltsmin12035778230330788550;'/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/ltsmin12035778230330788550;'/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/ltsmin12035778230330788550;'/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 10:02:20] [INFO ] Flatten gal took : 988 ms
[2025-06-05 10:02:21] [INFO ] Flatten gal took : 1162 ms
[2025-06-05 10:02:21] [INFO ] Time to serialize gal into /tmp/LTL15630294309202818261.gal : 237 ms
[2025-06-05 10:02:21] [INFO ] Time to serialize properties into /tmp/LTL12823125307488110779.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15630294309202818261.gal' '-t' 'CGAL' '-hoa' '/tmp/aut7580286863233423727.hoa' '-atoms' '/tmp/LTL12823125307488110779.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/LTL12823125307488110779.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut7580286863233423727.hoa
Detected timeout of ITS tools.
[2025-06-05 10:02:38] [INFO ] Flatten gal took : 1294 ms
[2025-06-05 10:02:39] [INFO ] Flatten gal took : 712 ms
[2025-06-05 10:02:39] [INFO ] Time to serialize gal into /tmp/LTL5072147279136269567.gal : 147 ms
[2025-06-05 10:02:39] [INFO ] Time to serialize properties into /tmp/LTL609865403934453260.ltl : 9 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/LTL5072147279136269567.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL609865403934453260.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...274
Read 1 LTL properties
Checking formula 0 : !(((F(("((p525>=1)&&(p318>=1))")&&(X("((p178>=1)&&(p606>=1))"))))&&(F("((p6<1)||(p507<1))"))))
Formula 0 simplified : G(!"((p525>=1)&&(p318>=1))" | X!"((p178>=1)&&(p606>=1))") | G!"((p6<1)||(p507<1))"
Detected timeout of ITS tools.
[2025-06-05 10:02:55] [INFO ] Flatten gal took : 894 ms
[2025-06-05 10:02:55] [INFO ] Applying decomposition
[2025-06-05 10:02:56] [INFO ] Flatten gal took : 826 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/graph14328348566668366916.txt' '-o' '/tmp/graph14328348566668366916.bin' '-w' '/tmp/graph14328348566668366916.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14328348566668366916.bin' '-l' '-1' '-v' '-w' '/tmp/graph14328348566668366916.weights' '-q' '0' '-e' '0.001'
[2025-06-05 10:02:58] [INFO ] Decomposing Gal with order
[2025-06-05 10:02:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 10:03:02] [INFO ] Removed a total of 91910 redundant transitions.
[2025-06-05 10:03:03] [INFO ] Flatten gal took : 3066 ms
[2025-06-05 10:03:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 1538 labels/synchronizations in 1496 ms.
[2025-06-05 10:03:07] [INFO ] Time to serialize gal into /tmp/LTL14833487587079152715.gal : 217 ms
[2025-06-05 10:03:07] [INFO ] Time to serialize properties into /tmp/LTL4504216687572501388.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14833487587079152715.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4504216687572501388.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !(((F(("((i6.i4.i1.i1.u101.p525>=1)&&(i1.i0.i0.i1.u223.p318>=1))")&&(X("((i5.i1.i4.i1.u89.p178>=1)&&(i3.u108.p606>=1))"))))&&(F("((i5....206
Formula 0 simplified : G(!"((i6.i4.i1.i1.u101.p525>=1)&&(i1.i0.i0.i1.u223.p318>=1))" | X!"((i5.i1.i4.i1.u89.p178>=1)&&(i3.u108.p606>=1))") | G!"((i5.i1.i1....196
Detected timeout of ITS tools.
Treatment of property RERS17pb113-PT-8-LTLFireability-01 finished in 1486647 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(X((p1 U (p2 U X(X(p0)))))))))'
Support contains 6 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 96 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 10:03:22] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 10:03:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:03:28] [INFO ] Implicit Places using invariants in 6156 ms returned []
Implicit Place search using SMT only with invariants took 6157 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 10:03:28] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 10:03:28] [INFO ] Invariant cache hit.
[2025-06-05 10:03:29] [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 31181 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 30767 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 232517ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 232593ms
Finished structural reductions in LTL mode , in 1 iterations and 238904 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 593 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-02
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 4 ms.
FORMULA RERS17pb113-PT-8-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-8-LTLFireability-02 finished in 239754 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((F(G(p0)) U (p1 U X(p2)))))))'
Support contains 6 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 91 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 10:07:22] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 10:07:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:07:26] [INFO ] Implicit Places using invariants in 4915 ms returned []
Implicit Place search using SMT only with invariants took 4921 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 10:07:27] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 10:07:27] [INFO ] Invariant cache hit.
[2025-06-05 10:07:27] [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 31263 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 30498 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 226823ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 226902ms
Finished structural reductions in LTL mode , in 1 iterations and 231964 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 776 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-8-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 5992 ms.
Product exploration explored 100000 steps with 0 reset in 7206 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 p1) (NOT p2) (NOT p0))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 116 ms. Reduced automaton from 7 states, 10 edges and 3 AP (stutter sensitive) to 7 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 455 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 1903 ms. (21 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
[2025-06-05 10:11:29] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 10:11:29] [INFO ] Invariant cache hit.
[2025-06-05 10:11:30] [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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 95/97 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 530/627 variables, 11/13 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 10:11:35] [INFO ] Deduced a trap composed of 25 places in 5429 ms of which 351 ms to minimize.
SMT process timed out in 6228ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 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 556 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 561 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 32706 steps (6 resets) in 1669 ms. (19 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0))]
False Knowledge obtained : [(F p0), (F p1), (F p2), (F (NOT (AND (NOT p1) (NOT p2))))]
Knowledge based reduction with 1 factoid took 254 ms. Reduced automaton from 7 states, 10 edges and 3 AP (stutter sensitive) to 7 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 405 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 415 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (NOT p0)]
[2025-06-05 10:11:38] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 10:11:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (NOT p2)
Support contains 6 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 85 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 10:11:53] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 10:11:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:11:58] [INFO ] Implicit Places using invariants in 4591 ms returned []
Implicit Place search using SMT only with invariants took 4594 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 10:11:58] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 10:11:58] [INFO ] Invariant cache hit.
[2025-06-05 10:11:58] [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 30657 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 30790 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 236832ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 236899ms
Finished structural reductions in LTL mode , in 1 iterations and 241618 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 p1) (NOT p2) (NOT p0))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 279 ms. Reduced automaton from 7 states, 10 edges and 3 AP (stutter sensitive) to 7 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 607 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 2530 ms. (15 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 248 ms. (160 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 439 ms. (90 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 349 ms. (114 steps per ms) remains 3/3 properties
[2025-06-05 10:15:57] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 10:15:57] [INFO ] Invariant cache hit.
[2025-06-05 10:15:58] [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, 3 unsolved
At refinement iteration 1 (OVERLAPS) 125/129 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/129 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 498/627 variables, 10/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:16:03] [INFO ] Deduced a trap composed of 41 places in 3358 ms of which 160 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:16:06] [INFO ] Deduced a trap composed of 41 places in 3032 ms of which 124 ms to minimize.
SMT process timed out in 8507ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
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 402 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 404 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 2145 ms. (18 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 139 ms. (285 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 137 ms. (289 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 14398 steps, run timeout after 3002 ms. (steps per millisecond=4 ) properties seen :0 out of 3
Probabilistic random walk after 14398 steps, saw 13168 distinct states, run finished after 3007 ms. (steps per millisecond=4 ) properties seen :0
[2025-06-05 10:16:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 10:16:10] [INFO ] Computed 13 invariants in 62 ms
[2025-06-05 10:16:11] [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, 3 unsolved
At refinement iteration 1 (OVERLAPS) 124/128 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6968/7096 variables, 128/131 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7096 variables, 24/155 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7096 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 11797/18893 variables, 466/621 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18893 variables, 7/628 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18893 variables, 220/848 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18893 variables, 0/848 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 32/18925 variables, 3/851 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/18925 variables, 2/853 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/18925 variables, 0/853 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 26/18951 variables, 30/883 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/18951 variables, 24/907 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18951/18951 variables, and 907 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45046 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 626/626 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
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, 3 unsolved
At refinement iteration 1 (OVERLAPS) 124/128 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6968/7096 variables, 128/131 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7096 variables, 24/155 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7096 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 11797/18893 variables, 466/621 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18893 variables, 7/628 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18893 variables, 220/848 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18893 variables, 2/850 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:17:34] [INFO ] Deduced a trap composed of 24 places in 433 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/18893 variables, 1/851 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18893/18951 variables, and 851 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45218 ms.
Refiners :[Positive P Invariants (semi-flows): 10/13 constraints, State Equation: 594/626 constraints, ReadFeed: 244/268 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90787ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
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 279 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 279 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 206 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 10:17:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 10:17:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:17:48] [INFO ] Implicit Places using invariants in 6529 ms returned []
Implicit Place search using SMT only with invariants took 6534 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 10:17:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 10:17:48] [INFO ] Invariant cache hit.
[2025-06-05 10:17:49] [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 30558 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 31049 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 254873ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 254943ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 261730 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 1 factoid took 177 ms. Reduced automaton from 7 states, 10 edges and 3 AP (stutter sensitive) to 7 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 372 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 372 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (NOT p0)]
[2025-06-05 10:22:04] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 10:22:04] [INFO ] Computed 13 invariants in 77 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 331 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 4766 ms.
Product exploration explored 100000 steps with 0 reset in 4584 ms.
Applying partial POR strategy [false, false, false, false, false, true, true]
Stuttering acceptance computed with spot in 291 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0)), (NOT p0)]
Support contains 6 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 467 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 10:22:30] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 10:22:30] [INFO ] Invariant cache hit.
[2025-06-05 10:22:31] [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 31099 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 "Error writing to Z3 solver: java.io.IOException: Broken pipe")
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 30553 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 223049ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 223159ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 223675 ms. Remains : 627/627 places, 31353/31353 transitions.
Built C files in :
/tmp/ltsmin8059966458768343379
[2025-06-05 10:26:14] [INFO ] Built C files in 297ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8059966458768343379
Running compilation step : cd /tmp/ltsmin8059966458768343379;'/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/ltsmin8059966458768343379;'/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/ltsmin8059966458768343379;'/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$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 104 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 10:26:17] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 10:26:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:26:23] [INFO ] Implicit Places using invariants in 6386 ms returned []
Implicit Place search using SMT only with invariants took 6393 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 10:26:23] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 10:26:23] [INFO ] Invariant cache hit.
[2025-06-05 10:26:24] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$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 31195 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 31020 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 232644ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 232702ms
Finished structural reductions in LTL mode , in 1 iterations and 239253 ms. Remains : 627/627 places, 31353/31353 transitions.
Built C files in :
/tmp/ltsmin10954508502706025631
[2025-06-05 10:30:17] [INFO ] Built C files in 384ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10954508502706025631
Running compilation step : cd /tmp/ltsmin10954508502706025631;'/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/ltsmin10954508502706025631;'/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/ltsmin10954508502706025631;'/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 10:30:22] [INFO ] Flatten gal took : 941 ms
[2025-06-05 10:30:23] [INFO ] Flatten gal took : 1023 ms
[2025-06-05 10:30:23] [INFO ] Time to serialize gal into /tmp/LTL5207965360703063290.gal : 236 ms
[2025-06-05 10:30:23] [INFO ] Time to serialize properties into /tmp/LTL107901397053374945.prop : 3 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/LTL5207965360703063290.gal' '-t' 'CGAL' '-hoa' '/tmp/aut8065253094669872457.hoa' '-atoms' '/tmp/LTL107901397053374945.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...316
Loading property file /tmp/LTL107901397053374945.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut8065253094669872457.hoa
Detected timeout of ITS tools.
[2025-06-05 10:30:40] [INFO ] Flatten gal took : 779 ms
[2025-06-05 10:30:41] [INFO ] Flatten gal took : 856 ms
[2025-06-05 10:30:41] [INFO ] Time to serialize gal into /tmp/LTL15642764186781727282.gal : 138 ms
[2025-06-05 10:30:41] [INFO ] Time to serialize properties into /tmp/LTL9769741194526369181.ltl : 3 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/LTL15642764186781727282.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL9769741194526369181.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((F(G("((p272>=1)&&(p322>=1))")))U(("((p196>=1)&&(p315>=1))")U(X("((p136>=1)&&(p209>=1))"))))))))
Formula 0 simplified : XXX(GF!"((p272>=1)&&(p322>=1))" R (!"((p196>=1)&&(p315>=1))" R X!"((p136>=1)&&(p209>=1))"))
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RERS17pb113-PT-8"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is RERS17pb113-PT-8, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r170-smll-174889233900428"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-8.tgz
mv RERS17pb113-PT-8 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;