About the Execution of ITS-Tools for RERS17pb113-PT-6
| 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?FTT?????F?TFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r170-smll-174889233900411.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-6, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-smll-174889233900411
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 5.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K 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-6-LTLCardinality-00
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-01
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-02
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-03
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-04
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-05
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-06
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-07
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-08
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-09
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-10
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-11
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-12
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-13
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-14
FORMULA_NAME RERS17pb113-PT-6-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1749093801986
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-6
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-05 03:23:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 03:23:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 03:23:26] [INFO ] Load time of PNML (sax parser for PT used): 1409 ms
[2025-06-05 03:23:26] [INFO ] Transformed 639 places.
[2025-06-05 03:23:26] [INFO ] Transformed 31353 transitions.
[2025-06-05 03:23:26] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 1826 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 37 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
FORMULA RERS17pb113-PT-6-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-6-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-6-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-6-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-6-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-6-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 29 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 371 ms. Remains 627 /639 variables (removed 12) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 03:23:27] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 03:23:28] [INFO ] Computed 13 invariants in 150 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:23:34] [INFO ] Implicit Places using invariants in 7024 ms returned []
Implicit Place search using SMT only with invariants took 7101 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 03:23:35] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 03:23:35] [INFO ] Invariant cache hit.
[2025-06-05 03:23:36] [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 31268 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 30466 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 219616ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 219938ms
Starting structural reductions in LTL mode, iteration 1 : 627/639 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 227669 ms. Remains : 627/639 places, 31353/31353 transitions.
Support contains 29 out of 627 places after structural reductions.
[2025-06-05 03:27:17] [INFO ] Flatten gal took : 1553 ms
[2025-06-05 03:27:18] [INFO ] Flatten gal took : 1072 ms
[2025-06-05 03:27:20] [INFO ] Input system was already deterministic with 31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 6245 ms. (6 steps per ms) remains 3/19 properties
BEST_FIRST walk for 40003 steps (8 resets) in 304 ms. (131 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 276 ms. (144 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 254 ms. (156 steps per ms) remains 3/3 properties
[2025-06-05 03:27:23] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 03:27:23] [INFO ] Invariant cache hit.
[2025-06-05 03:27:23] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 158/161 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/161 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 466/627 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 03:27:28] [INFO ] Deduced a trap composed of 25 places in 3301 ms of which 136 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:27:31] [INFO ] Deduced a trap composed of 41 places in 2972 ms of which 132 ms to minimize.
SMT process timed out in 7994ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 742 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 746 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 2175 ms. (18 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 304 ms. (131 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 230 ms. (173 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 250 ms. (159 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 13251 steps, run timeout after 3001 ms. (steps per millisecond=4 ) properties seen :0 out of 3
Probabilistic random walk after 13251 steps, saw 12112 distinct states, run finished after 3009 ms. (steps per millisecond=4 ) properties seen :0
[2025-06-05 03:27:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 03:27:36] [INFO ] Computed 13 invariants in 95 ms
[2025-06-05 03:27:36] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 157/160 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/160 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9912/10072 variables, 160/163 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10072 variables, 32/195 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10072 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 8539/18611 variables, 378/573 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18611 variables, 5/578 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18611 variables, 152/730 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18611 variables, 0/730 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 56/18667 variables, 3/733 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/18667 variables, 0/733 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 284/18951 variables, 88/821 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/18951 variables, 2/823 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/18951 variables, 84/907 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/18951 variables, 0/907 constraints. Problems are: Problem set: 0 solved, 3 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, 3 unsolved in 45038 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 626/626 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 3/3 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 157/160 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/160 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9912/10072 variables, 160/163 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10072 variables, 32/195 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10072 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 8539/18611 variables, 378/573 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18611 variables, 5/578 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18611 variables, 152/730 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18611 variables, 3/733 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 03:28:55] [INFO ] Deduced a trap composed of 48 places in 2698 ms of which 111 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:28:57] [INFO ] Deduced a trap composed of 48 places in 959 ms of which 12 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/18611 variables, 2/735 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18611/18951 variables, and 735 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45043 ms.
Refiners :[Positive P Invariants (semi-flows): 8/13 constraints, State Equation: 538/626 constraints, ReadFeed: 184/268 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90475ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 393 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 393 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 387 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 03:29:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 03:29:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:29:12] [INFO ] Implicit Places using invariants in 5568 ms returned []
Implicit Place search using SMT only with invariants took 5577 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 03:29:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 03:29:13] [INFO ] Invariant cache hit.
[2025-06-05 03:29:13] [INFO ] State equation strengthened by 268 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")
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 30517 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 30688 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 235475ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 235613ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 241684 ms. Remains : 626/626 places, 31352/31352 transitions.
FORMULA RERS17pb113-PT-6-LTLCardinality-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 308 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2025-06-05 03:33:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 03:33:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:33:15] [INFO ] Implicit Places using invariants in 5704 ms returned []
Implicit Place search using SMT only with invariants took 5709 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 03:33:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 03:33:15] [INFO ] Invariant cache hit.
[2025-06-05 03:33:16] [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 30668 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 31180 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 222625ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 222701ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 228777 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 886 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-00
Product exploration explored 100000 steps with 0 reset in 6894 ms.
Product exploration explored 100000 steps with 0 reset in 4793 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 123 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 11091 steps (2 resets) in 584 ms. (18 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 104 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
[2025-06-05 03:37:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 03:37:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (NOT p0)
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 216 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 03:37:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 03:37:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:37:33] [INFO ] Implicit Places using invariants in 4730 ms returned []
Implicit Place search using SMT only with invariants took 4740 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 03:37:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 03:37:33] [INFO ] Invariant cache hit.
[2025-06-05 03:37:33] [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 30918 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 31107 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 234387ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 234490ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 239512 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 191 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 222 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 4910 steps (1 resets) in 271 ms. (18 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 135 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0)]
[2025-06-05 03:41:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 03:41:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 4470 ms.
Product exploration explored 100000 steps with 0 reset in 4554 ms.
Built C files in :
/tmp/ltsmin5130271429579413781
[2025-06-05 03:41:53] [INFO ] Too many transitions (31352) to apply POR reductions. Disabling POR matrices.
[2025-06-05 03:41:54] [INFO ] Built C files in 504ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5130271429579413781
Running compilation step : cd /tmp/ltsmin5130271429579413781;'/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/ltsmin5130271429579413781;'/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/ltsmin5130271429579413781;'/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 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 510 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 03:41:57] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 03:41:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:42:03] [INFO ] Implicit Places using invariants in 5145 ms returned []
Implicit Place search using SMT only with invariants took 5149 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 03:42:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 03:42:03] [INFO ] Invariant cache hit.
[2025-06-05 03:42:03] [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 31363 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 31012 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 229317ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 229396ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 235108 ms. Remains : 626/626 places, 31352/31352 transitions.
Built C files in :
/tmp/ltsmin10499465421207295562
[2025-06-05 03:45:52] [INFO ] Too many transitions (31352) to apply POR reductions. Disabling POR matrices.
[2025-06-05 03:45:53] [INFO ] Built C files in 427ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10499465421207295562
Running compilation step : cd /tmp/ltsmin10499465421207295562;'/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/ltsmin10499465421207295562;'/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/ltsmin10499465421207295562;'/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 03:45:58] [INFO ] Flatten gal took : 832 ms
[2025-06-05 03:45:59] [INFO ] Flatten gal took : 746 ms
[2025-06-05 03:46:00] [INFO ] Time to serialize gal into /tmp/LTL3670338384176824645.gal : 295 ms
[2025-06-05 03:46:00] [INFO ] Time to serialize properties into /tmp/LTL1758891228670847117.prop : 5 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/LTL3670338384176824645.gal' '-t' 'CGAL' '-hoa' '/tmp/aut4695064936125919994.hoa' '-atoms' '/tmp/LTL1758891228670847117.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL1758891228670847117.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut4695064936125919994.hoa
Detected timeout of ITS tools.
[2025-06-05 03:46:16] [INFO ] Flatten gal took : 787 ms
[2025-06-05 03:46:17] [INFO ] Flatten gal took : 932 ms
[2025-06-05 03:46:17] [INFO ] Time to serialize gal into /tmp/LTL3839576714378862777.gal : 159 ms
[2025-06-05 03:46:17] [INFO ] Time to serialize properties into /tmp/LTL12650437996720892845.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/LTL3839576714378862777.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12650437996720892845.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 : !((G(F("(p51>=3)"))))
Formula 0 simplified : FG!"(p51>=3)"
Detected timeout of ITS tools.
[2025-06-05 03:46:35] [INFO ] Flatten gal took : 1929 ms
[2025-06-05 03:46:35] [INFO ] Applying decomposition
[2025-06-05 03:46:36] [INFO ] Flatten gal took : 1012 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/graph509497882560904352.txt' '-o' '/tmp/graph509497882560904352.bin' '-w' '/tmp/graph509497882560904352.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph509497882560904352.bin' '-l' '-1' '-v' '-w' '/tmp/graph509497882560904352.weights' '-q' '0' '-e' '0.001'
[2025-06-05 03:46:39] [INFO ] Decomposing Gal with order
[2025-06-05 03:46:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 03:46:43] [INFO ] Removed a total of 91784 redundant transitions.
[2025-06-05 03:46:44] [INFO ] Flatten gal took : 3202 ms
[2025-06-05 03:46:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 1597 labels/synchronizations in 1285 ms.
[2025-06-05 03:46:47] [INFO ] Time to serialize gal into /tmp/LTL10498768784289373449.gal : 169 ms
[2025-06-05 03:46:47] [INFO ] Time to serialize properties into /tmp/LTL6681807187734573228.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10498768784289373449.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6681807187734573228.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 : !((G(F("(i1.i1.i0.i0.u46.p51>=3)"))))
Formula 0 simplified : FG!"(i1.i1.i0.i0.u46.p51>=3)"
Detected timeout of ITS tools.
Treatment of property RERS17pb113-PT-6-LTLCardinality-00 finished in 833723 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0)&&(p1 U (p2||G(p1)))) U (G((F(p0)&&(p1 U (p2||G(p1)))))||(F(p0)&&(p1 U (p2||G(p1)))&&X(X(p3))))))'
Support contains 7 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 101 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 03:47:03] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 03:47:03] [INFO ] Computed 13 invariants in 82 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:47:09] [INFO ] Implicit Places using invariants in 5840 ms returned []
Implicit Place search using SMT only with invariants took 5851 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 03:47:09] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 03:47:09] [INFO ] Invariant cache hit.
[2025-06-05 03:47:09] [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 31454 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 30616 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 220892ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 220982ms
Finished structural reductions in LTL mode , in 1 iterations and 227017 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 631 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p0), (AND (NOT p2) (NOT p1)), (OR (AND (NOT p1) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p3))), (NOT p3), (AND (NOT p0) (NOT p3)), (OR (AND (NOT p1) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p3))), (AND (NOT p2) (NOT p1) (NOT p3))]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-01
Product exploration explored 100000 steps with 293 reset in 4652 ms.
Product exploration explored 100000 steps with 282 reset in 4534 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p2) p1 (NOT p0) p3), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (OR (AND (NOT p0) p2) (AND (NOT p0) p1))), (X (NOT p0)), (X (AND (NOT p2) p1)), (X (OR p2 p1)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p2) p1 (NOT p3))))), (X (X p3)), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p3))))), (X (X (NOT p0))), (X (X (NOT (OR (AND p2 (NOT p3)) (AND p1 (NOT p3)))))), (X (X (AND (NOT p2) p1))), (X (X (NOT (OR (AND (NOT p0) p2 (NOT p3)) (AND (NOT p0) p1 (NOT p3)))))), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 19 factoid took 145 ms. Reduced automaton from 9 states, 20 edges and 4 AP (stutter sensitive) to 9 states, 24 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 393 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p0), (AND (NOT p2) (NOT p1)), false, false, false, false, false]
Reduction of identical properties reduced properties to check from 11 to 9
RANDOM walk for 40000 steps (8 resets) in 1860 ms. (21 steps per ms) remains 2/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 251 ms. (158 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 168 ms. (236 steps per ms) remains 2/2 properties
[2025-06-05 03:51:01] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 03:51:01] [INFO ] Invariant cache hit.
[2025-06-05 03:51:02] [INFO ] State equation strengthened by 829 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf4 is UNSAT
Problem apf5 is UNSAT
After SMT solving in domain Real declared 5/18953 variables, and 0 constraints, problems are : Problem set: 2 solved, 0 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 525ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p2) p1 (NOT p0) p3), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (OR (AND (NOT p0) p2) (AND (NOT p0) p1))), (X (NOT p0)), (X (AND (NOT p2) p1)), (X (OR p2 p1)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p2) p1 (NOT p3))))), (X (X p3)), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p3))))), (X (X (NOT p0))), (X (X (NOT (OR (AND p2 (NOT p3)) (AND p1 (NOT p3)))))), (X (X (AND (NOT p2) p1))), (X (X (NOT (OR (AND (NOT p0) p2 (NOT p3)) (AND (NOT p0) p1 (NOT p3)))))), (X (X p1)), (G (OR p0 (NOT p2) p1)), (G (OR (NOT p0) (NOT p2) p1))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F (NOT (OR p0 (NOT p2) (NOT p1)))), (F p2), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT (OR p2 p1))), (F (NOT (OR p2 p1))), (F (NOT (AND (NOT p2) p1))), (F (NOT p1)), (F p0)]
Knowledge based reduction with 21 factoid took 584 ms. Reduced automaton from 9 states, 24 edges and 3 AP (stutter insensitive) to 7 states, 17 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 369 ms :[(OR (NOT p0) (NOT p1)), true, (NOT p0), (NOT p1), false, false, false]
Stuttering acceptance computed with spot in 353 ms :[(OR (NOT p0) (NOT p1)), true, (NOT p0), (NOT p1), false, false, false]
[2025-06-05 03:51:03] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 03:51:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (NOT p0)
Support contains 5 out of 627 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 359 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2025-06-05 03:51:19] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 03:51:19] [INFO ] Computed 13 invariants in 104 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:51:23] [INFO ] Implicit Places using invariants in 4364 ms returned []
Implicit Place search using SMT only with invariants took 4373 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 03:51:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 03:51:23] [INFO ] Invariant cache hit.
[2025-06-05 03:51:24] [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 30506 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 30959 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 225694ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 225805ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 230765 ms. Remains : 626/627 places, 31352/31353 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (NOT p2)), (X p1), (X (NOT (AND p0 p1 p2))), (X (AND p1 (NOT p2))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT p0)), (X (NOT (AND (NOT p0) p1 p2))), (X (X (NOT p2))), (X (X p1)), (X (X (NOT (AND p0 p1 p2)))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1 p2))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 204 ms. Reduced automaton from 7 states, 17 edges and 3 AP (stutter insensitive) to 7 states, 17 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 453 ms :[(OR (NOT p1) (NOT p0)), true, (NOT p0), (NOT p1), false, false, false]
RANDOM walk for 40000 steps (8 resets) in 2448 ms. (16 steps per ms) remains 1/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 167 ms. (238 steps per ms) remains 1/1 properties
[2025-06-05 03:55:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 03:55:11] [INFO ] Invariant cache hit.
[2025-06-05 03:55:11] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4512/4576 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4576 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 15960/18951 variables, and 329 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5005 ms.
Refiners :[Positive P Invariants (semi-flows): 1/13 constraints, State Equation: 328/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4512/4576 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4576 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 15960/18951 variables, and 329 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5006 ms.
Refiners :[Positive P Invariants (semi-flows): 1/13 constraints, State Equation: 328/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10301ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 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 232 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 233 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 38165 steps (8 resets) in 16122 ms. (2 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (NOT p2)), (X p1), (X (NOT (AND p0 p1 p2))), (X (AND p1 (NOT p2))), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT p0)), (X (NOT (AND (NOT p0) p1 p2))), (X (X (NOT p2))), (X (X p1)), (X (X (NOT (AND p0 p1 p2)))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) p1 p2))))]
False Knowledge obtained : [(F (NOT (OR (NOT p2) (NOT p1) p0))), (F (NOT (OR (NOT p2) (NOT p1) (NOT p0)))), (F p0), (F (NOT (AND (NOT p2) p1))), (F p2), (F (NOT p1)), (F (NOT (OR p2 (NOT p1) (NOT p0))))]
Knowledge based reduction with 15 factoid took 871 ms. Reduced automaton from 7 states, 17 edges and 3 AP (stutter insensitive) to 7 states, 17 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 431 ms :[(OR (NOT p1) (NOT p0)), true, (NOT p0), (NOT p1), false, false, false]
Stuttering acceptance computed with spot in 360 ms :[(OR (NOT p1) (NOT p0)), true, (NOT p0), (NOT p1), false, false, false]
[2025-06-05 03:55:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 03:55:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 327 ms :[(OR (NOT p1) (NOT p0)), true, (NOT p0), (NOT p1), false, false, false]
Entered a terminal (fully accepting) state of product in 8767 steps with 22 reset in 480 ms.
FORMULA RERS17pb113-PT-6-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-6-LTLCardinality-01 finished in 521066 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U !((!p0 U p1)||F(!p0)))))'
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 309 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 03:55:44] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 03:55:44] [INFO ] Computed 13 invariants in 93 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:55:50] [INFO ] Implicit Places using invariants in 6003 ms returned []
Implicit Place search using SMT only with invariants took 6010 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 03:55:50] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 03:55:50] [INFO ] Invariant cache hit.
[2025-06-05 03:55:50] [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 31018 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 30778 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 241226ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 241282ms
Finished structural reductions in LTL mode , in 1 iterations and 247661 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 297 ms :[(NOT p0), (OR (NOT p0) p1), (OR (NOT p0) p1), true]
Running random walk in product with property : RERS17pb113-PT-6-LTLCardinality-02
Product exploration explored 100000 steps with 0 reset in 4663 ms.
Product exploration explored 100000 steps with 0 reset in 4842 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 p0 p1), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 123 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 126 ms :[true, (NOT p0), (OR (NOT p0) p1), (OR (NOT p0) p1)]
RANDOM walk for 40000 steps (8 resets) in 2114 ms. (18 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 1/1 properties
[2025-06-05 04:00:02] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:00:02] [INFO ] Invariant cache hit.
[2025-06-05 04:00:03] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 64/65 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 562/627 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:00:09] [INFO ] Deduced a trap composed of 25 places in 5705 ms of which 265 ms to minimize.
SMT process timed out in 6589ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 512 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 513 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 1517 ms. (26 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 18705 steps, run timeout after 3002 ms. (steps per millisecond=6 ) properties seen :0 out of 1
Probabilistic random walk after 18705 steps, saw 17001 distinct states, run finished after 3006 ms. (steps per millisecond=6 ) properties seen :0
[2025-06-05 04:00:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 04:00:13] [INFO ] Computed 13 invariants in 83 ms
[2025-06-05 04:00:13] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4448/4512 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4512 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 11076/15588 variables, 280/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15588 variables, 4/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/15588 variables, 112/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/15588 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 40/15628 variables, 2/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/15628 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 3224/18852 variables, 216/679 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/18852 variables, 5/684 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18852/18951 variables, and 836 constraints, problems are : Problem set: 0 solved, 1 unsolved in 20550 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, State Equation: 560/626 constraints, ReadFeed: 264/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4448/4512 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4512 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 11076/15588 variables, 280/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15588 variables, 4/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/15588 variables, 112/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/15588 variables, 1/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/15588 variables, 0/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/15628 variables, 2/464 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 04:00:49] [INFO ] Deduced a trap composed of 64 places in 1707 ms of which 13 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/15628 variables, 1/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/15628 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18852/18951 variables, and 681 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31252 ms.
Refiners :[Positive P Invariants (semi-flows): 7/13 constraints, State Equation: 560/626 constraints, ReadFeed: 112/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 52181ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 8581 ms.
Support contains 1 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 226 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 226 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 342 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 04:01:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:01:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:01:20] [INFO ] Implicit Places using invariants in 5759 ms returned []
Implicit Place search using SMT only with invariants took 5771 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 04:01:20] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:01:20] [INFO ] Invariant cache hit.
[2025-06-05 04:01:21] [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 30827 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 31061 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 230256ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 230408ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 236574 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 9 factoid took 422 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 242 ms :[true, (NOT p0), (OR (NOT p0) p1), (OR (NOT p0) p1)]
Stuttering acceptance computed with spot in 139 ms :[true, (NOT p0), (OR (NOT p0) p1), (OR (NOT p0) p1)]
[2025-06-05 04:05:12] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 04:05:12] [INFO ] Computed 13 invariants in 71 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG p1
Support contains 3 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 380 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2025-06-05 04:05:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 04:05:27] [INFO ] Computed 13 invariants in 60 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:05:32] [INFO ] Implicit Places using invariants in 4912 ms returned []
Implicit Place search using SMT only with invariants took 4913 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 04:05:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:05:32] [INFO ] Invariant cache hit.
[2025-06-05 04:05:32] [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 30623 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 31363 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 221186ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 221253ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 226584 ms. Remains : 626/627 places, 31352/31353 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X p0), (X (NOT (AND p0 (NOT p1)))), (X p1), (X (X p0))]
False Knowledge obtained : [(X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 6 factoid took 339 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 181 ms :[true, (NOT p0), (OR (NOT p0) p1), (OR (NOT p0) p1)]
RANDOM walk for 40000 steps (8 resets) in 3371 ms. (11 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 189 ms. (210 steps per ms) remains 1/1 properties
[2025-06-05 04:09:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:09:15] [INFO ] Invariant cache hit.
[2025-06-05 04:09:16] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4448/4512 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4512 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 15588/18951 variables, and 345 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5013 ms.
Refiners :[Positive P Invariants (semi-flows): 1/13 constraints, State Equation: 344/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4448/4512 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4512 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 15588/18951 variables, and 345 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 1/13 constraints, State Equation: 344/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10457ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 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 371 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 386 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 40000 steps (8 resets) in 2972 ms. (13 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 156 ms. (254 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 18675 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :0 out of 1
Probabilistic random walk after 18675 steps, saw 16974 distinct states, run finished after 3007 ms. (steps per millisecond=6 ) properties seen :0
[2025-06-05 04:09:30] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:09:30] [INFO ] Invariant cache hit.
[2025-06-05 04:09:30] [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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4448/4512 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4512 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 11076/15588 variables, 280/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15588 variables, 4/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/15588 variables, 112/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/15588 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 40/15628 variables, 2/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/15628 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18852/18951 variables, and 679 constraints, problems are : Problem set: 0 solved, 1 unsolved in 16715 ms.
Refiners :[Positive P Invariants (semi-flows): 7/13 constraints, State Equation: 560/626 constraints, ReadFeed: 112/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4448/4512 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4512 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 11076/15588 variables, 280/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15588 variables, 4/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 15588/18951 variables, and 461 constraints, problems are : Problem set: 0 solved, 1 unsolved in 10575 ms.
Refiners :[Positive P Invariants (semi-flows): 5/13 constraints, State Equation: 344/626 constraints, ReadFeed: 112/268 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27580ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 15 ms.
Support contains 1 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 248 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 248 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 238 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 04:09:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:09:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:10:03] [INFO ] Implicit Places using invariants in 5095 ms returned []
Implicit Place search using SMT only with invariants took 5096 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 04:10:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:10:03] [INFO ] Invariant cache hit.
[2025-06-05 04:10:04] [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 30584 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 30818 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 233003ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 233050ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 238422 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X p0), (X (NOT (AND p0 (NOT p1)))), (X p1), (X (X p0))]
False Knowledge obtained : [(X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 6 factoid took 581 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 345 ms :[true, (NOT p0), (OR (NOT p0) p1), (OR (NOT p0) p1)]
Stuttering acceptance computed with spot in 198 ms :[true, (NOT p0), (OR (NOT p0) p1), (OR (NOT p0) p1)]
[2025-06-05 04:13:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:13:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG p1
Stuttering acceptance computed with spot in 170 ms :[true, (NOT p0), (OR (NOT p0) p1), (OR (NOT p0) p1)]
Product exploration explored 100000 steps with 0 reset in 5797 ms.
Product exploration explored 100000 steps with 0 reset in 4401 ms.
Built C files in :
/tmp/ltsmin11856966639487724009
[2025-06-05 04:14:23] [INFO ] Too many transitions (31352) to apply POR reductions. Disabling POR matrices.
[2025-06-05 04:14:23] [INFO ] Built C files in 248ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11856966639487724009
Running compilation step : cd /tmp/ltsmin11856966639487724009;'/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/ltsmin11856966639487724009;'/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/ltsmin11856966639487724009;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 341 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 04:14:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:14:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:14:31] [INFO ] Implicit Places using invariants in 4324 ms returned []
Implicit Place search using SMT only with invariants took 4325 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 04:14:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:14:31] [INFO ] Invariant cache hit.
[2025-06-05 04:14:32] [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 30837 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 31148 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 253568ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 253638ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 258444 ms. Remains : 626/626 places, 31352/31352 transitions.
Built C files in :
/tmp/ltsmin4157322744070735130
[2025-06-05 04:18:45] [INFO ] Too many transitions (31352) to apply POR reductions. Disabling POR matrices.
[2025-06-05 04:18:46] [INFO ] Built C files in 383ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4157322744070735130
Running compilation step : cd /tmp/ltsmin4157322744070735130;'/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/ltsmin4157322744070735130;'/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/ltsmin4157322744070735130;'/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 04:18:51] [INFO ] Flatten gal took : 1228 ms
[2025-06-05 04:18:52] [INFO ] Flatten gal took : 980 ms
[2025-06-05 04:18:52] [INFO ] Time to serialize gal into /tmp/LTL11876179698105306353.gal : 222 ms
[2025-06-05 04:18:52] [INFO ] Time to serialize properties into /tmp/LTL12770165672541152302.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11876179698105306353.gal' '-t' 'CGAL' '-hoa' '/tmp/aut7982729991521892683.hoa' '-atoms' '/tmp/LTL12770165672541152302.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/LTL12770165672541152302.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut7982729991521892683.hoa
Detected timeout of ITS tools.
[2025-06-05 04:19:09] [INFO ] Flatten gal took : 979 ms
[2025-06-05 04:19:09] [INFO ] Flatten gal took : 732 ms
[2025-06-05 04:19:09] [INFO ] Time to serialize gal into /tmp/LTL3186069559893558564.gal : 128 ms
[2025-06-05 04:19:09] [INFO ] Time to serialize properties into /tmp/LTL12002175314308928513.ltl : 29 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/LTL3186069559893558564.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12002175314308928513.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(("(p549<3)")U(!((("(p549>=3)")U("(p627<=p471)"))||(F("(p549>=3)")))))))
Formula 0 simplified : X(!"(p549<3)" R (("(p549>=3)" U "(p627<=p471)") | F"(p549>=3)"))
Detected timeout of ITS tools.
[2025-06-05 04:19:26] [INFO ] Flatten gal took : 997 ms
[2025-06-05 04:19:26] [INFO ] Applying decomposition
[2025-06-05 04:19:27] [INFO ] Flatten gal took : 1010 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/graph1069479262522929990.txt' '-o' '/tmp/graph1069479262522929990.bin' '-w' '/tmp/graph1069479262522929990.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph1069479262522929990.bin' '-l' '-1' '-v' '-w' '/tmp/graph1069479262522929990.weights' '-q' '0' '-e' '0.001'
[2025-06-05 04:19:29] [INFO ] Decomposing Gal with order
[2025-06-05 04:19:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 04:19:31] [INFO ] Removed a total of 91854 redundant transitions.
[2025-06-05 04:19:31] [INFO ] Flatten gal took : 1616 ms
[2025-06-05 04:19:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 1183 labels/synchronizations in 1139 ms.
[2025-06-05 04:19:35] [INFO ] Time to serialize gal into /tmp/LTL10235564596947286372.gal : 194 ms
[2025-06-05 04:19:35] [INFO ] Time to serialize properties into /tmp/LTL17579825596977516149.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/LTL10235564596947286372.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17579825596977516149.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...277
Read 1 LTL properties
Checking formula 0 : !((X(("(gi0.gi0.gi0.gi1.gu139.p549<3)")U(!((("(gi0.gi0.gi0.gi1.gu139.p549>=3)")U("(gu152.p627<=gu152.p471)"))||(F("(gi0.gi0.gi0.gi1.gu...175
Formula 0 simplified : X(!"(gi0.gi0.gi0.gi1.gu139.p549<3)" R (("(gi0.gi0.gi0.gi1.gu139.p549>=3)" U "(gu152.p627<=gu152.p471)") | F"(gi0.gi0.gi0.gi1.gu139.p...165
Detected timeout of ITS tools.
Treatment of property RERS17pb113-PT-6-LTLCardinality-02 finished in 1446939 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U p1))))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 263 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2025-06-05 04:19:51] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:19:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:19:55] [INFO ] Implicit Places using invariants in 4177 ms returned []
Implicit Place search using SMT only with invariants took 4184 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 04:19:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:19:55] [INFO ] Invariant cache hit.
[2025-06-05 04:19:55] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RERS17pb113-PT-6"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is RERS17pb113-PT-6, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r170-smll-174889233900411"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-6.tgz
mv RERS17pb113-PT-6 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;