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 | ?????????FF????? | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r170-smll-174889233900412.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 LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-smll-174889233900412
=====================================================================
--------------------
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-LTLFireability-00
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-01
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-02
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-03
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-04
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-05
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-06
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-07
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-08
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-09
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-10
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-11
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-12
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-13
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-14
FORMULA_NAME RERS17pb113-PT-6-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1749096293103
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-6
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-05 04:04:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 04:04:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 04:04:57] [INFO ] Load time of PNML (sax parser for PT used): 1500 ms
[2025-06-05 04:04:57] [INFO ] Transformed 639 places.
[2025-06-05 04:04:57] [INFO ] Transformed 31353 transitions.
[2025-06-05 04:04:57] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 1902 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 30 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA RERS17pb113-PT-6-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-6-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 70 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 535 ms. Remains 627 /639 variables (removed 12) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 04:04:58] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 04:04:58] [INFO ] Computed 13 invariants in 145 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:05:05] [INFO ] Implicit Places using invariants in 6553 ms returned []
Implicit Place search using SMT only with invariants took 6656 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 04:05:05] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:05:05] [INFO ] Invariant cache hit.
[2025-06-05 04:05:06] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 0 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 31369 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 30513 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 218499ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 218755ms
Starting structural reductions in LTL mode, iteration 1 : 627/639 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 226289 ms. Remains : 627/639 places, 31353/31353 transitions.
Support contains 70 out of 627 places after structural reductions.
[2025-06-05 04:08:47] [INFO ] Flatten gal took : 1924 ms
[2025-06-05 04:08:49] [INFO ] Flatten gal took : 1328 ms
[2025-06-05 04:08:51] [INFO ] Input system was already deterministic with 31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 5042 ms. (7 steps per ms) remains 16/34 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 58 ms. (67 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 67 ms. (58 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 59 ms. (66 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 50 ms. (78 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (8 resets) in 41 ms. (95 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 43 ms. (90 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 39 ms. (100 steps per ms) remains 16/16 properties
[2025-06-05 04:08:53] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:08:53] [INFO ] Invariant cache hit.
[2025-06-05 04:08:54] [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) 0/32 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 417/449 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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(s81 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 449/18953 variables, and 8 constraints, problems are : Problem set: 0 solved, 16 unsolved in 5020 ms.
Refiners :[Positive P Invariants (semi-flows): 8/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 417/449 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 449/18953 variables, and 8 constraints, problems are : Problem set: 0 solved, 16 unsolved in 5191 ms.
Refiners :[Positive P Invariants (semi-flows): 8/13 constraints, State Equation: 0/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 0/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11229ms problems are : Problem set: 0 solved, 16 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 32 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 845 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 852 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 2433 ms. (16 steps per ms) remains 13/16 properties
BEST_FIRST walk for 40004 steps (8 resets) in 192 ms. (207 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 200 ms. (199 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 203 ms. (196 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (8 resets) in 191 ms. (208 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 264 ms. (150 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 252 ms. (158 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 270 ms. (147 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 265 ms. (150 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 232 ms. (171 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 280 ms. (142 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 199 ms. (200 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 229 ms. (173 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 235 ms. (169 steps per ms) remains 13/13 properties
[2025-06-05 04:09:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 04:09:07] [INFO ] Computed 13 invariants in 90 ms
[2025-06-05 04:09:08] [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) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 422/448 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/448 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 17176/17624 variables, 448/456 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17624 variables, 168/624 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17624 variables, 0/624 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
SMT process timed out in 45515ms, After SMT, problems are : Problem set: 0 solved, 13 unsolved
Fused 13 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 26 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 332 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 332 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 40000 steps (8 resets) in 2482 ms. (16 steps per ms) remains 12/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 194 ms. (205 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 199 ms. (200 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 184 ms. (216 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 178 ms. (223 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 197 ms. (202 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 418 ms. (95 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 131 ms. (303 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 132 ms. (300 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 130 ms. (305 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 131 ms. (303 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 136 ms. (292 steps per ms) remains 12/12 properties
Interrupted probabilistic random walk after 15366 steps, run timeout after 3002 ms. (steps per millisecond=5 ) properties seen :0 out of 12
Probabilistic random walk after 15366 steps, saw 14015 distinct states, run finished after 3012 ms. (steps per millisecond=5 ) properties seen :0
[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.
[2025-06-05 04:09:58] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 424/448 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:59] [INFO ] Deduced a trap composed of 48 places in 743 ms of which 21 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/448 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/448 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 17176/17624 variables, 448/457 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17624 variables, 168/625 constraints. Problems are: Problem set: 0 solved, 12 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/17624 variables, 0/625 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (OVERLAPS) 1327/18951 variables, 178/803 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18951 variables, 5/808 constraints. Problems are: Problem set: 0 solved, 12 unsolved
SMT process timed out in 75442ms, After SMT, problems are : Problem set: 0 solved, 12 unsolved
Fused 12 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 24 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 273 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 274 ms. Remains : 626/626 places, 31352/31352 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(X((F(G(p1))||G(p2))))))'
Support contains 6 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 110 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 04:11:14] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 04:11:14] [INFO ] Computed 13 invariants in 64 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:11:18] [INFO ] Implicit Places using invariants in 4030 ms returned []
Implicit Place search using SMT only with invariants took 4036 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 04:11:18] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:11:18] [INFO ] Invariant cache hit.
[2025-06-05 04:11:19] [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 30752 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 30438 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 308790ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 308921ms
Finished structural reductions in LTL mode , in 1 iterations and 313194 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 1190 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p1)]
Running random walk in product with property : RERS17pb113-PT-6-LTLFireability-00
Product exploration explored 100000 steps with 0 reset in 5237 ms.
Product exploration explored 100000 steps with 0 reset in 5039 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 (NOT p2) p1), (X p0), (X (X (NOT p2))), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 107 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 46 ms :[(NOT p1)]
RANDOM walk for 29137 steps (6 resets) in 1485 ms. (19 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 (NOT p2) p1), (X p0), (X (X (NOT p2))), (X (X p0))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 4 factoid took 160 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 65 ms :[(NOT p1)]
Support contains 2 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 324 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2025-06-05 04:16:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 04:16:41] [INFO ] Computed 13 invariants in 67 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:16:45] [INFO ] Implicit Places using invariants in 4522 ms returned []
Implicit Place search using SMT only with invariants took 4528 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 04:16:45] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:16:45] [INFO ] Invariant cache hit.
[2025-06-05 04:16:46] [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 30882 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 30803 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 244711ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 244779ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 249698 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 : [p1, (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 319 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(NOT p1)]
RANDOM walk for 40000 steps (8 resets) in 4701 ms. (8 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 373 ms. (106 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 17692 steps, run timeout after 3001 ms. (steps per millisecond=5 ) properties seen :0 out of 1
Probabilistic random walk after 17692 steps, saw 16090 distinct states, run finished after 3015 ms. (steps per millisecond=5 ) properties seen :0
[2025-06-05 04:20:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:20:55] [INFO ] Invariant cache hit.
[2025-06-05 04:20:56] [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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 126/128 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6784/6912 variables, 128/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6912 variables, 16/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6912 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 5527ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 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 234 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 243 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 23947 steps (4 resets) in 1619 ms. (14 steps per ms) remains 0/1 properties
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 3 factoid took 135 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 51 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 51 ms :[(NOT p1)]
Product exploration explored 100000 steps with 0 reset in 4120 ms.
Product exploration explored 100000 steps with 0 reset in 3961 ms.
Built C files in :
/tmp/ltsmin4345469892099412607
[2025-06-05 04:21:11] [INFO ] Too many transitions (31352) to apply POR reductions. Disabling POR matrices.
[2025-06-05 04:21:11] [INFO ] Built C files in 510ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4345469892099412607
Running compilation step : cd /tmp/ltsmin4345469892099412607;'/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/ltsmin4345469892099412607;'/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/ltsmin4345469892099412607;'/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 2 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 275 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 04:21:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:21:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:21:21] [INFO ] Implicit Places using invariants in 6422 ms returned []
Implicit Place search using SMT only with invariants took 6424 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 04:21:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:21:21] [INFO ] Invariant cache hit.
[2025-06-05 04:21:21] [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 30807 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 31288 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 238688ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 238774ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 245515 ms. Remains : 626/626 places, 31352/31352 transitions.
Built C files in :
/tmp/ltsmin15286766967934722188
[2025-06-05 04:25:20] [INFO ] Too many transitions (31352) to apply POR reductions. Disabling POR matrices.
[2025-06-05 04:25:20] [INFO ] Built C files in 315ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15286766967934722188
Running compilation step : cd /tmp/ltsmin15286766967934722188;'/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/ltsmin15286766967934722188;'/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/ltsmin15286766967934722188;'/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 04:25:27] [INFO ] Flatten gal took : 1795 ms
[2025-06-05 04:25:28] [INFO ] Flatten gal took : 887 ms
[2025-06-05 04:25:29] [INFO ] Time to serialize gal into /tmp/LTL9134226622609242067.gal : 361 ms
[2025-06-05 04:25:29] [INFO ] Time to serialize properties into /tmp/LTL10469762262758718048.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/LTL9134226622609242067.gal' '-t' 'CGAL' '-hoa' '/tmp/aut150748751822311536.hoa' '-atoms' '/tmp/LTL10469762262758718048.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/LTL10469762262758718048.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut150748751822311536.hoa
Detected timeout of ITS tools.
[2025-06-05 04:25:46] [INFO ] Flatten gal took : 742 ms
[2025-06-05 04:25:46] [INFO ] Flatten gal took : 764 ms
[2025-06-05 04:25:47] [INFO ] Time to serialize gal into /tmp/LTL777393202789050895.gal : 136 ms
[2025-06-05 04:25:47] [INFO ] Time to serialize properties into /tmp/LTL12459328608388825081.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL777393202789050895.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12459328608388825081.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...275
Read 1 LTL properties
Checking formula 0 : !(((F("((p394<1)||(p558<1))"))&&(X(X((F(G("((p6<1)||(p526<1))")))||(G("((p525>=1)&&(p235>=1))")))))))
Formula 0 simplified : G!"((p394<1)||(p558<1))" | XX(GF!"((p6<1)||(p526<1))" & F!"((p525>=1)&&(p235>=1))")
Detected timeout of ITS tools.
[2025-06-05 04:26:03] [INFO ] Flatten gal took : 1231 ms
[2025-06-05 04:26:03] [INFO ] Applying decomposition
[2025-06-05 04:26:04] [INFO ] Flatten gal took : 717 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/graph1304477557614901009.txt' '-o' '/tmp/graph1304477557614901009.bin' '-w' '/tmp/graph1304477557614901009.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph1304477557614901009.bin' '-l' '-1' '-v' '-w' '/tmp/graph1304477557614901009.weights' '-q' '0' '-e' '0.001'
[2025-06-05 04:26:07] [INFO ] Decomposing Gal with order
[2025-06-05 04:26:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 04:26:11] [INFO ] Removed a total of 91770 redundant transitions.
[2025-06-05 04:26:12] [INFO ] Flatten gal took : 2999 ms
[2025-06-05 04:26:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 2173 labels/synchronizations in 2371 ms.
[2025-06-05 04:26:16] [INFO ] Time to serialize gal into /tmp/LTL14677203958011177456.gal : 159 ms
[2025-06-05 04:26:16] [INFO ] Time to serialize properties into /tmp/LTL11934540175209093810.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/LTL14677203958011177456.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11934540175209093810.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...256
Read 1 LTL properties
Checking formula 0 : !(((F("((i3.i0.i0.i1.u48.p394<1)||(i3.i0.i1.i0.u102.p558<1))"))&&(X(X((F(G("((i2.i0.i0.i0.u26.p6<1)||(i7.i4.i0.i1.u126.p526<1))")))||(...222
Formula 0 simplified : G!"((i3.i0.i0.i1.u48.p394<1)||(i3.i0.i1.i0.u102.p558<1))" | XX(GF!"((i2.i0.i0.i0.u26.p6<1)||(i7.i4.i0.i1.u126.p526<1))" & F!"((i7.i4...206
Detected timeout of ITS tools.
Treatment of property RERS17pb113-PT-6-LTLFireability-00 finished in 917112 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0) U p1)))'
Support contains 8 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 155 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 04:26:31] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-05 04:26:31] [INFO ] Computed 13 invariants in 90 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:26:37] [INFO ] Implicit Places using invariants in 6143 ms returned []
Implicit Place search using SMT only with invariants took 6150 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 04:26:37] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:26:37] [INFO ] Invariant cache hit.
[2025-06-05 04:26:38] [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 30822 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 30714 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 226394ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 226490ms
Finished structural reductions in LTL mode , in 1 iterations and 232876 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 417 ms :[(NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-6-LTLFireability-01
Product exploration explored 100000 steps with 8 reset in 5240 ms.
Product exploration explored 100000 steps with 15 reset in 5293 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (NOT p1)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 150 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 326 ms :[(NOT p1), (NOT p1), (NOT p0), false, false]
RANDOM walk for 40000 steps (8 resets) in 3007 ms. (13 steps per ms) remains 3/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 549 ms. (72 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 539 ms. (74 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 291 ms. (137 steps per ms) remains 3/3 properties
[2025-06-05 04:30:37] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:30:37] [INFO ] Invariant cache hit.
[2025-06-05 04:30:38] [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
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 363/371 variables, 7/7 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 04:30:40] [INFO ] Deduced a trap composed of 49 places in 1509 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:30:41] [INFO ] Deduced a trap composed of 49 places in 979 ms of which 11 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/371 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/371 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 256/627 variables, 6/15 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 04:30:44] [INFO ] Deduced a trap composed of 25 places in 2510 ms of which 77 ms to minimize.
SMT process timed out in 6407ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 364 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 370 ms. Remains : 627/627 places, 31353/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 1970 ms. (20 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 186 ms. (213 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 226 ms. (176 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 325 ms. (122 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 17327 steps, run timeout after 3002 ms. (steps per millisecond=5 ) properties seen :0 out of 3
Probabilistic random walk after 17327 steps, saw 15758 distinct states, run finished after 3008 ms. (steps per millisecond=5 ) properties seen :0
[2025-06-05 04:30:48] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:30:48] [INFO ] Invariant cache hit.
[2025-06-05 04:30:49] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 363/371 variables, 7/7 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 04:30:51] [INFO ] Deduced a trap composed of 49 places in 2083 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:30:52] [INFO ] Deduced a trap composed of 49 places in 937 ms of which 12 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/371 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/371 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 256/627 variables, 6/15 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 04:30:56] [INFO ] Deduced a trap composed of 25 places in 3217 ms of which 96 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:30:59] [INFO ] Deduced a trap composed of 41 places in 2573 ms of which 113 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:31:01] [INFO ] Deduced a trap composed of 49 places in 2793 ms of which 96 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:31:02] [INFO ] Deduced a trap composed of 49 places in 1045 ms of which 8 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/627 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/627 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18953/18953 variables, and 646 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45040 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 627/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 6/6 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) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 363/371 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/371 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/371 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 256/627 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/627 variables, 4/19 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 04:31:37] [INFO ] Deduced a trap composed of 25 places in 3208 ms of which 81 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:31:40] [INFO ] Deduced a trap composed of 41 places in 2683 ms of which 85 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:31:42] [INFO ] Deduced a trap composed of 49 places in 2154 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:31:45] [INFO ] Deduced a trap composed of 41 places in 2770 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:31:46] [INFO ] Deduced a trap composed of 49 places in 795 ms of which 7 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/627 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/627 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18953/18953 variables, and 651 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45061 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 627/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90642ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 209 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 210 ms. Remains : 627/627 places, 31353/31353 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 213 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 04:32:19] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:32:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:32:24] [INFO ] Implicit Places using invariants in 5071 ms returned []
Implicit Place search using SMT only with invariants took 5073 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 04:32:24] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:32:24] [INFO ] Invariant cache hit.
[2025-06-05 04:32:25] [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 30589 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 30763 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 222269ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 222349ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 227772 ms. Remains : 627/627 places, 31353/31353 transitions.
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (NOT p1)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F (NOT p0))]
Knowledge based reduction with 7 factoid took 330 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 315 ms :[(NOT p1), (NOT p1), (NOT p0), false, false]
Stuttering acceptance computed with spot in 289 ms :[(NOT p1), (NOT p1), (NOT p0), false, false]
[2025-06-05 04:36:08] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:36:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (NOT p1)
Support contains 8 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 241 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 04:36:23] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:36:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:36:28] [INFO ] Implicit Places using invariants in 5125 ms returned []
Implicit Place search using SMT only with invariants took 5127 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 04:36:29] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:36:29] [INFO ] Invariant cache hit.
[2025-06-05 04:36:29] [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 30606 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 30610 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 238065ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 238163ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 243585 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 309 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 402 ms :[(NOT p1), (NOT p1), (NOT p0), false, false]
RANDOM walk for 40000 steps (8 resets) in 4709 ms. (8 steps per ms) remains 3/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 199 ms. (200 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 402 ms. (99 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 184 ms. (216 steps per ms) remains 3/3 properties
[2025-06-05 04:40:29] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:40:29] [INFO ] Invariant cache hit.
[2025-06-05 04:40:30] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 363/371 variables, 7/7 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 04:40:32] [INFO ] Deduced a trap composed of 49 places in 1585 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:40:33] [INFO ] Deduced a trap composed of 49 places in 994 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/371 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/371 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 256/627 variables, 6/15 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 04:40:37] [INFO ] Deduced a trap composed of 25 places in 3230 ms of which 101 ms to minimize.
SMT process timed out in 7495ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 328 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 331 ms. Remains : 627/627 places, 31353/31353 transitions.
RANDOM walk for 40000 steps (8 resets) in 1591 ms. (25 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 146 ms. (272 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 13700 steps, run timeout after 3001 ms. (steps per millisecond=4 ) properties seen :0 out of 3
Probabilistic random walk after 13700 steps, saw 12518 distinct states, run finished after 3018 ms. (steps per millisecond=4 ) properties seen :0
[2025-06-05 04:40:41] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:40:41] [INFO ] Invariant cache hit.
[2025-06-05 04:40:41] [INFO ] State equation strengthened by 829 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 363/371 variables, 7/7 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 04:40:43] [INFO ] Deduced a trap composed of 49 places in 1230 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:40:44] [INFO ] Deduced a trap composed of 49 places in 898 ms of which 12 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/371 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/371 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 256/627 variables, 6/15 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 04:40:47] [INFO ] Deduced a trap composed of 25 places in 2625 ms of which 75 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:40:50] [INFO ] Deduced a trap composed of 41 places in 2875 ms of which 88 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:40:52] [INFO ] Deduced a trap composed of 49 places in 2445 ms of which 68 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:40:53] [INFO ] Deduced a trap composed of 49 places in 929 ms of which 6 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/627 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/627 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18953/18953 variables, and 646 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45040 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 627/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 6/6 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) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 363/371 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/371 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/371 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 256/627 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/627 variables, 4/19 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 04:41:30] [INFO ] Deduced a trap composed of 25 places in 3131 ms of which 84 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:41:33] [INFO ] Deduced a trap composed of 41 places in 2947 ms of which 83 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:41:35] [INFO ] Deduced a trap composed of 49 places in 2164 ms of which 66 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:41:38] [INFO ] Deduced a trap composed of 41 places in 2364 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:41:39] [INFO ] Deduced a trap composed of 49 places in 817 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/627 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/627 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18953/18953 variables, and 651 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45040 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 627/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90587ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 230 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 231 ms. Remains : 627/627 places, 31353/31353 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 256 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 04:42:12] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:42:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:42:17] [INFO ] Implicit Places using invariants in 5174 ms returned []
Implicit Place search using SMT only with invariants took 5175 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 04:42:17] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:42:17] [INFO ] Invariant cache hit.
[2025-06-05 04:42:18] [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 30969 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 30807 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 233381ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 233470ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 238966 ms. Remains : 627/627 places, 31353/31353 transitions.
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F (NOT p0))]
Knowledge based reduction with 11 factoid took 258 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 259 ms :[(NOT p1), (NOT p1), (NOT p0), false, false]
Stuttering acceptance computed with spot in 262 ms :[(NOT p1), (NOT p1), (NOT p0), false, false]
[2025-06-05 04:46:12] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:46:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 280 ms :[(NOT p1), (NOT p1), (NOT p0), false, false]
Product exploration explored 100000 steps with 18 reset in 4454 ms.
Product exploration explored 100000 steps with 12 reset in 6642 ms.
Built C files in :
/tmp/ltsmin488687341283168987
[2025-06-05 04:46:38] [INFO ] Too many transitions (31353) to apply POR reductions. Disabling POR matrices.
[2025-06-05 04:46:40] [INFO ] Built C files in 1315ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin488687341283168987
Running compilation step : cd /tmp/ltsmin488687341283168987;'/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/ltsmin488687341283168987;'/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/ltsmin488687341283168987;'/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 8 out of 627 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 366 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-05 04:46:43] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:46:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:46:50] [INFO ] Implicit Places using invariants in 6389 ms returned []
Implicit Place search using SMT only with invariants took 6393 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-05 04:46:50] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 04:46:50] [INFO ] Invariant cache hit.
[2025-06-05 04:46:51] [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 30981 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 30732 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 231148ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 231685ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 238523 ms. Remains : 627/627 places, 31353/31353 transitions.
Built C files in :
/tmp/ltsmin96227993559273047
[2025-06-05 04:50:42] [INFO ] Too many transitions (31353) to apply POR reductions. Disabling POR matrices.
[2025-06-05 04:50:42] [INFO ] Built C files in 401ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin96227993559273047
Running compilation step : cd /tmp/ltsmin96227993559273047;'/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/ltsmin96227993559273047;'/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/ltsmin96227993559273047;'/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 04:50:51] [INFO ] Flatten gal took : 2011 ms
[2025-06-05 04:50:52] [INFO ] Flatten gal took : 1005 ms
[2025-06-05 04:50:53] [INFO ] Time to serialize gal into /tmp/LTL39776581623648201.gal : 651 ms
[2025-06-05 04:50:53] [INFO ] Time to serialize properties into /tmp/LTL4144678612878375862.prop : 52 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/LTL39776581623648201.gal' '-t' 'CGAL' '-hoa' '/tmp/aut3629910350004207024.hoa' '-atoms' '/tmp/LTL4144678612878375862.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...315
Loading property file /tmp/LTL4144678612878375862.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut3629910350004207024.hoa
Detected timeout of ITS tools.
[2025-06-05 04:51:10] [INFO ] Flatten gal took : 741 ms
[2025-06-05 04:51:11] [INFO ] Flatten gal took : 1146 ms
[2025-06-05 04:51:11] [INFO ] Time to serialize gal into /tmp/LTL9852206018109596981.gal : 240 ms
[2025-06-05 04:51:11] [INFO ] Time to serialize properties into /tmp/LTL2724907226635110993.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/LTL9852206018109596981.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2724907226635110993.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...275
Read 1 LTL properties
Checking formula 0 : !((X((F("((!((p221>=1)&&(p601>=1)))&&(!(((p487>=1)&&(p96>=1))&&((p526>=1)&&(p296>=1)))))"))U("((p577>=1)&&(p357>=1))"))))
Formula 0 simplified : X(G!"((!((p221>=1)&&(p601>=1)))&&(!(((p487>=1)&&(p96>=1))&&((p526>=1)&&(p296>=1)))))" R !"((p577>=1)&&(p357>=1))")
Detected timeout of ITS tools.
[2025-06-05 04:51:27] [INFO ] Flatten gal took : 777 ms
[2025-06-05 04:51:27] [INFO ] Applying decomposition
[2025-06-05 04:51:28] [INFO ] Flatten gal took : 807 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/graph17476906902853764713.txt' '-o' '/tmp/graph17476906902853764713.bin' '-w' '/tmp/graph17476906902853764713.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17476906902853764713.bin' '-l' '-1' '-v' '-w' '/tmp/graph17476906902853764713.weights' '-q' '0' '-e' '0.001'
[2025-06-05 04:51:31] [INFO ] Decomposing Gal with order
[2025-06-05 04:51:31] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 04:51:35] [INFO ] Removed a total of 91924 redundant transitions.
[2025-06-05 04:51:35] [INFO ] Flatten gal took : 2213 ms
[2025-06-05 04:51:39] [INFO ] Fuse similar labels procedure discarded/fused a total of 1599 labels/synchronizations in 2987 ms.
[2025-06-05 04:51:39] [INFO ] Time to serialize gal into /tmp/LTL13379832711654667455.gal : 142 ms
[2025-06-05 04:51:39] [INFO ] Time to serialize properties into /tmp/LTL17520829758511142648.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/LTL13379832711654667455.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17520829758511142648.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...256
Read 1 LTL properties
Checking formula 0 : !((X((F("((!((i1.i0.i4.i13.u296.p221>=1)&&(i8.u303.p601>=1)))&&(!(((i1.i0.i4.i13.u205.p487>=1)&&(i1.i0.i4.i13.u208.p96>=1))&&((i3.i2.i...262
Formula 0 simplified : X(G!"((!((i1.i0.i4.i13.u296.p221>=1)&&(i8.u303.p601>=1)))&&(!(((i1.i0.i4.i13.u205.p487>=1)&&(i1.i0.i4.i13.u208.p96>=1))&&((i3.i2.i0....257
Detected timeout of ITS tools.
Treatment of property RERS17pb113-PT-6-LTLFireability-01 finished in 1523398 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 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 385 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2025-06-05 04:51:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 04:51:55] [INFO ] Computed 13 invariants in 606 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:52:01] [INFO ] Implicit Places using invariants in 5921 ms returned []
Implicit Place search using SMT only with invariants took 5928 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 04:52:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:52:01] [INFO ] Invariant cache hit.
[2025-06-05 04:52:01] [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 31074 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 31138 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 235703ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 235785ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 242150 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 359 ms :[(NOT p0)]
Running random walk in product with property : RERS17pb113-PT-6-LTLFireability-02
Product exploration explored 100000 steps with 0 reset in 4658 ms.
Product exploration explored 100000 steps with 0 reset in 4399 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 101 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
RANDOM walk for 36523 steps (7 resets) in 2345 ms. (15 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 153 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Support contains 2 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 476 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 04:56:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:56:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:56:13] [INFO ] Implicit Places using invariants in 4657 ms returned []
Implicit Place search using SMT only with invariants took 4667 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 04:56:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 04:56:13] [INFO ] Invariant cache hit.
[2025-06-05 04:56:13] [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 30585 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 30763 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 230097ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 230161ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 235343 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 195 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 110 ms :[(NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 2093 ms. (19 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 130 ms. (305 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 17894 steps, run timeout after 3001 ms. (steps per millisecond=5 ) properties seen :0 out of 1
Probabilistic random walk after 17894 steps, saw 16269 distinct states, run finished after 3010 ms. (steps per millisecond=5 ) properties seen :0
[2025-06-05 05:00:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 05:00:07] [INFO ] Invariant cache hit.
[2025-06-05 05:00:08] [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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 126/128 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6208/6336 variables, 128/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6336 variables, 16/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6336 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 17928/18951 variables, and 458 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5005 ms.
Refiners :[Positive P Invariants (semi-flows): 2/13 constraints, State Equation: 440/626 constraints, ReadFeed: 16/268 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 126/128 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6208/6336 variables, 128/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6336 variables, 16/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6336 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 17928/18951 variables, and 458 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5013 ms.
Refiners :[Positive P Invariants (semi-flows): 2/13 constraints, State Equation: 440/626 constraints, ReadFeed: 16/268 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10340ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 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 233 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 234 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 24937 steps (5 resets) in 1005 ms. (24 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 111 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 4124 ms.
Product exploration explored 100000 steps with 0 reset in 4129 ms.
Built C files in :
/tmp/ltsmin1558992094867924474
[2025-06-05 05:00:27] [INFO ] Too many transitions (31352) to apply POR reductions. Disabling POR matrices.
[2025-06-05 05:00:27] [INFO ] Built C files in 248ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1558992094867924474
Running compilation step : cd /tmp/ltsmin1558992094867924474;'/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/ltsmin1558992094867924474;'/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/ltsmin1558992094867924474;'/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 2 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 250 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 05:00:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 05:00:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:00:36] [INFO ] Implicit Places using invariants in 5047 ms returned []
Implicit Place search using SMT only with invariants took 5055 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 05:00:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 05:00:36] [INFO ] Invariant cache hit.
[2025-06-05 05:00:36] [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 30899 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 241261ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 241344ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 246700 ms. Remains : 626/626 places, 31352/31352 transitions.
Built C files in :
/tmp/ltsmin12433786019031253753
[2025-06-05 05:04:37] [INFO ] Too many transitions (31352) to apply POR reductions. Disabling POR matrices.
[2025-06-05 05:04:38] [INFO ] Built C files in 322ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12433786019031253753
Running compilation step : cd /tmp/ltsmin12433786019031253753;'/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/ltsmin12433786019031253753;'/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/ltsmin12433786019031253753;'/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 05:04:43] [INFO ] Flatten gal took : 1209 ms
[2025-06-05 05:04:44] [INFO ] Flatten gal took : 957 ms
[2025-06-05 05:04:44] [INFO ] Time to serialize gal into /tmp/LTL13950314055646131098.gal : 166 ms
[2025-06-05 05:04:44] [INFO ] Time to serialize properties into /tmp/LTL9915705324822083023.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/LTL13950314055646131098.gal' '-t' 'CGAL' '-hoa' '/tmp/aut7700478965258314481.hoa' '-atoms' '/tmp/LTL9915705324822083023.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...318
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RERS17pb113-PT-6"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is RERS17pb113-PT-6, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r170-smll-174889233900412"
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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;