About the Execution of ITS-Tools for RERS17pb113-PT-1
| 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 | TFFF??FTFFTFFFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r170-smll-174889233800372.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-1, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-smll-174889233800372
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K 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 3.3K 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 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 152K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 48K 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-1-LTLFireability-00
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-01
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-02
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-03
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-04
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-05
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-06
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-07
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-08
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-09
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-10
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-11
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-12
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-13
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-14
FORMULA_NAME RERS17pb113-PT-1-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1749046555169
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-1
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-04 14:15:57] [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]
[2025-06-04 14:15:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 14:15:58] [INFO ] Load time of PNML (sax parser for PT used): 1217 ms
[2025-06-04 14:15:58] [INFO ] Transformed 639 places.
[2025-06-04 14:15:58] [INFO ] Transformed 31353 transitions.
[2025-06-04 14:15:58] [INFO ] Found NUPN structural information;
[2025-06-04 14:15:58] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 1584 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 27 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA RERS17pb113-PT-1-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-1-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 61 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 290 ms. Remains 627 /639 variables (removed 12) and now considering 31353/31353 (removed 0) transitions.
[2025-06-04 14:16:00] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-04 14:16:00] [INFO ] Computed 13 invariants in 201 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 14:16:05] [INFO ] Implicit Places using invariants in 5310 ms returned []
Implicit Place search using SMT only with invariants took 5365 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-04 14:16:05] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-04 14:16:05] [INFO ] Invariant cache hit.
[2025-06-04 14:16:06] [INFO ] State equation strengthened by 829 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, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 31421 ms.
Refiners :[Domain max(s): 626/627 constraints, 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
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30727 ms.
Refiners :[Domain max(s): 626/627 constraints, 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 228132ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 228434ms
Starting structural reductions in LTL mode, iteration 1 : 627/639 places, 31353/31353 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 234292 ms. Remains : 627/639 places, 31353/31353 transitions.
Support contains 61 out of 627 places after structural reductions.
[2025-06-04 14:19:56] [INFO ] Flatten gal took : 1508 ms
[2025-06-04 14:19:57] [INFO ] Flatten gal took : 1207 ms
[2025-06-04 14:20:00] [INFO ] Input system was already deterministic with 31353 transitions.
Reduction of identical properties reduced properties to check from 32 to 31
RANDOM walk for 40000 steps (10 resets) in 7388 ms. (5 steps per ms) remains 15/31 properties
BEST_FIRST walk for 4003 steps (8 resets) in 951 ms. (4 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4001 steps (8 resets) in 127 ms. (31 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 119 ms. (33 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 139 ms. (28 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 172 ms. (23 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (8 resets) in 163 ms. (24 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 131 ms. (30 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 94 ms. (42 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 115 ms. (34 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 123 ms. (32 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 101 ms. (39 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 120 ms. (33 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 136 ms. (29 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 106 ms. (37 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 110 ms. (36 steps per ms) remains 15/15 properties
[2025-06-04 14:20:03] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-04 14:20:03] [INFO ] Invariant cache hit.
[2025-06-04 14:20:04] [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
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 501/531 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/531 variables, 501/540 constraints. Problems are: Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:09] [INFO ] Deduced a trap composed of 41 places in 4041 ms of which 127 ms to minimize.
Problem AtomicPropp0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:12] [INFO ] Deduced a trap composed of 41 places in 3264 ms of which 132 ms to minimize.
SMT process timed out in 8635ms, After SMT, problems are : Problem set: 1 solved, 14 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 28 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 656 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 661 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (10 resets) in 3384 ms. (11 steps per ms) remains 13/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 311 ms. (128 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 368 ms. (108 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (8 resets) in 531 ms. (75 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 408 ms. (97 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 300 ms. (132 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 366 ms. (109 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 331 ms. (120 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 383 ms. (104 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 314 ms. (126 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 319 ms. (125 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (8 resets) in 291 ms. (136 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 468 ms. (85 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (8 resets) in 300 ms. (132 steps per ms) remains 13/13 properties
Interrupted probabilistic random walk after 20115 steps, run timeout after 6001 ms. (steps per millisecond=3 ) properties seen :0 out of 13
Probabilistic random walk after 20115 steps, saw 13336 distinct states, run finished after 6009 ms. (steps per millisecond=3 ) properties seen :0
[2025-06-04 14:20:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-04 14:20:21] [INFO ] Computed 13 invariants in 97 ms
[2025-06-04 14:20:22] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 504/530 variables, 9/35 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/530 variables, 504/539 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:26] [INFO ] Deduced a trap composed of 40 places in 4042 ms of which 122 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:30] [INFO ] Deduced a trap composed of 64 places in 3780 ms of which 129 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:33] [INFO ] Deduced a trap composed of 64 places in 3174 ms of which 128 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:37] [INFO ] Deduced a trap composed of 64 places in 4221 ms of which 161 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:40] [INFO ] Deduced a trap composed of 64 places in 3044 ms of which 143 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:43] [INFO ] Deduced a trap composed of 64 places in 2700 ms of which 115 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:45] [INFO ] Deduced a trap composed of 64 places in 2068 ms of which 77 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:47] [INFO ] Deduced a trap composed of 64 places in 1631 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:49] [INFO ] Deduced a trap composed of 64 places in 2048 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:50] [INFO ] Deduced a trap composed of 65 places in 949 ms of which 17 ms to minimize.
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp5 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:52] [INFO ] Deduced a trap composed of 64 places in 1990 ms of which 40 ms to minimize.
Problem AtomicPropp6 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:55] [INFO ] Deduced a trap composed of 64 places in 2982 ms of which 107 ms to minimize.
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp8 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:57] [INFO ] Deduced a trap composed of 40 places in 2279 ms of which 51 ms to minimize.
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp15 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:20:58] [INFO ] Deduced a trap composed of 64 places in 949 ms of which 10 ms to minimize.
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp17 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:21:01] [INFO ] Deduced a trap composed of 40 places in 2328 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:21:03] [INFO ] Deduced a trap composed of 64 places in 2873 ms of which 86 ms to minimize.
Problem AtomicPropp22 is UNSAT
Problem AtomicPropp25 is UNSAT
Problem AtomicPropp29 is UNSAT
After SMT solving in domain Real declared 530/18951 variables, and 555 constraints, problems are : Problem set: 13 solved, 0 unsolved in 41645 ms.
Refiners :[Domain max(s): 530/626 constraints, Positive P Invariants (semi-flows): 9/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 13/12 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42138ms problems are : Problem set: 13 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA RERS17pb113-PT-1-LTLFireability-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 14 atomic propositions for a total of 13 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA RERS17pb113-PT-1-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-1-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-1-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-1-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 1 stabilizing places and 1 stable transitions
FORMULA RERS17pb113-PT-1-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-1-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb113-PT-1-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((!p0&&X((!p0 U (!p1||G(!p0))))))))'
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 5022 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-04 14:21:10] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-04 14:21:10] [INFO ] Computed 13 invariants in 86 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 14:21:15] [INFO ] Implicit Places using invariants in 4802 ms returned []
Implicit Place search using SMT only with invariants took 4810 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-04 14:21:15] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-04 14:21:15] [INFO ] Invariant cache hit.
[2025-06-04 14:21:16] [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")
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30480 ms.
Refiners :[Domain max(s): 626/627 constraints, 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
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30530 ms.
Refiners :[Domain max(s): 626/627 constraints, 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 206933ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 207100ms
Finished structural reductions in LTL mode , in 1 iterations and 217131 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 377 ms :[p0, p0, (AND p0 p1)]
Running random walk in product with property : RERS17pb113-PT-1-LTLFireability-04
Product exploration explored 100000 steps with 33352 reset in 6506 ms.
Product exploration explored 100000 steps with 33352 reset in 5822 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 121 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 3 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 134 ms :[p0, p0, (AND p0 p1)]
RANDOM walk for 40000 steps (9 resets) in 2733 ms. (14 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 420 ms. (95 steps per ms) remains 1/1 properties
[2025-06-04 14:24:56] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-04 14:24:56] [INFO ] Invariant cache hit.
[2025-06-04 14:24:57] [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
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 255/259 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 255/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 368/627 variables, 9/272 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/627 variables, 368/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/627 variables, 0/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18953/18953 variables, and 1267 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5006 ms.
Refiners :[Domain max(s): 627/627 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 627/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 1/0 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) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 255/259 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 255/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 368/627 variables, 9/272 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/627 variables, 368/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:25:08] [INFO ] Deduced a trap composed of 49 places in 5055 ms of which 204 ms to minimize.
SMT process timed out in 11429ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 496 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 498 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (10 resets) in 2647 ms. (15 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 286 ms. (139 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 9544 steps, run timeout after 3001 ms. (steps per millisecond=3 ) properties seen :0 out of 1
Probabilistic random walk after 9544 steps, saw 6531 distinct states, run finished after 3001 ms. (steps per millisecond=3 ) properties seen :0
[2025-06-04 14:25:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-04 14:25:12] [INFO ] Computed 13 invariants in 77 ms
[2025-06-04 14:25:12] [INFO ] State equation strengthened by 268 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 254/258 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/258 variables, 254/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/258 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 12337/12595 variables, 258/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/12595 variables, 32/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/12595 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6276/18871 variables, 328/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18871 variables, 328/1208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/18871 variables, 6/1214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/18871 variables, 178/1392 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/18871 variables, 0/1392 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 24/18895 variables, 2/1394 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/18895 variables, 24/1418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/18895 variables, 2/1420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/18895 variables, 0/1420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18951/18951 variables, and 1458 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22756 ms.
Refiners :[Domain max(s): 610/626 constraints, Positive P Invariants (semi-flows): 12/13 constraints, State Equation: 626/626 constraints, ReadFeed: 210/268 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 254/258 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/258 variables, 254/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/258 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 12337/12595 variables, 258/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/12595 variables, 32/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/12595 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18871/18951 variables, and 880 constraints, problems are : Problem set: 0 solved, 1 unsolved in 14382 ms.
Refiners :[Domain max(s): 258/626 constraints, Positive P Invariants (semi-flows): 4/13 constraints, State Equation: 586/626 constraints, ReadFeed: 32/268 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 37545ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 280 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 281 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 268 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-04 14:25:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 14:25:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 14:25:54] [INFO ] Implicit Places using invariants in 4153 ms returned []
Implicit Place search using SMT only with invariants took 4159 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-04 14:25:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 14:25:54] [INFO ] Invariant cache hit.
[2025-06-04 14:25:55] [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, 626/626 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
SMT process timed out in 301949ms, After SMT, problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 302023ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 306529 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F p0), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 9 factoid took 366 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 3 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 179 ms :[p0, p0, (AND p0 p1)]
Stuttering acceptance computed with spot in 163 ms :[p0, p0, (AND p0 p1)]
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 148 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-04 14:30:57] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-04 14:30:58] [INFO ] Computed 13 invariants in 63 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 14:31:01] [INFO ] Implicit Places using invariants in 3928 ms returned []
Implicit Place search using SMT only with invariants took 3932 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-04 14:31:01] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-04 14:31:01] [INFO ] Invariant cache hit.
[2025-06-04 14:31:03] [INFO ] State equation strengthened by 829 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, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 31272 ms.
Refiners :[Domain max(s): 626/627 constraints, 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
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 32482 ms.
Refiners :[Domain max(s): 626/627 constraints, 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 241929ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 241990ms
Finished structural reductions in LTL mode , in 1 iterations and 246125 ms. Remains : 627/627 places, 31353/31353 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 245 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 3 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 317 ms :[p0, p0, (AND p0 p1)]
RANDOM walk for 40000 steps (9 resets) in 4902 ms. (8 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 301 ms. (132 steps per ms) remains 1/1 properties
[2025-06-04 14:35:06] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-04 14:35:06] [INFO ] Invariant cache hit.
[2025-06-04 14:35:07] [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
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 255/259 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 255/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 368/627 variables, 9/272 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/627 variables, 368/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/627 variables, 0/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18953/18953 variables, and 1267 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5007 ms.
Refiners :[Domain max(s): 627/627 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 627/627 constraints, ReadFeed: 0/829 constraints, PredecessorRefiner: 1/0 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) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 255/259 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/259 variables, 255/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 368/627 variables, 9/272 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/627 variables, 368/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 14:35:17] [INFO ] Deduced a trap composed of 49 places in 4881 ms of which 278 ms to minimize.
SMT process timed out in 11377ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 626 transition count 31352
Applied a total of 1 rules in 504 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 507 ms. Remains : 626/627 places, 31352/31353 transitions.
RANDOM walk for 40000 steps (9 resets) in 3125 ms. (12 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 289 ms. (137 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 8249 steps, run timeout after 3001 ms. (steps per millisecond=2 ) properties seen :0 out of 1
Probabilistic random walk after 8249 steps, saw 5712 distinct states, run finished after 3004 ms. (steps per millisecond=2 ) properties seen :0
[2025-06-04 14:35:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-04 14:35:22] [INFO ] Computed 13 invariants in 89 ms
[2025-06-04 14:35:22] [INFO ] State equation strengthened by 268 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 254/258 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/258 variables, 254/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/258 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 12337/12595 variables, 258/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/12595 variables, 32/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/12595 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6276/18871 variables, 328/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18871 variables, 328/1208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/18871 variables, 6/1214 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/18871 variables, 178/1392 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/18871 variables, 0/1392 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 24/18895 variables, 2/1394 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/18895 variables, 24/1418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/18895 variables, 2/1420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/18895 variables, 0/1420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18951/18951 variables, and 1458 constraints, problems are : Problem set: 0 solved, 1 unsolved in 23659 ms.
Refiners :[Domain max(s): 610/626 constraints, Positive P Invariants (semi-flows): 12/13 constraints, State Equation: 626/626 constraints, ReadFeed: 210/268 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 254/258 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/258 variables, 254/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/258 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 12337/12595 variables, 258/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/12595 variables, 32/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/12595 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18871/18951 variables, and 880 constraints, problems are : Problem set: 0 solved, 1 unsolved in 16124 ms.
Refiners :[Domain max(s): 258/626 constraints, Positive P Invariants (semi-flows): 4/13 constraints, State Equation: 586/626 constraints, ReadFeed: 32/268 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40218ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 351 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 351 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 329 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-04 14:36:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 14:36:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 14:36:08] [INFO ] Implicit Places using invariants in 5658 ms returned []
Implicit Place search using SMT only with invariants took 5671 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-04 14:36:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 14:36:08] [INFO ] Invariant cache hit.
[2025-06-04 14:36:09] [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, 626/626 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
SMT process timed out in 233816ms, After SMT, problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 233882ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 239934 ms. Remains : 626/626 places, 31352/31352 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F p0), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 9 factoid took 253 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 3 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[p0, p0, (AND p0 p1)]
Stuttering acceptance computed with spot in 129 ms :[p0, p0, (AND p0 p1)]
Stuttering acceptance computed with spot in 140 ms :[p0, p0, (AND p0 p1)]
Product exploration explored 100000 steps with 33442 reset in 8219 ms.
Product exploration explored 100000 steps with 33297 reset in 8591 ms.
Built C files in :
/tmp/ltsmin1837976202685684750
[2025-06-04 14:40:22] [INFO ] Built C files in 622ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1837976202685684750
Running compilation step : cd /tmp/ltsmin1837976202685684750;'/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/ltsmin1837976202685684750;'/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/ltsmin1837976202685684750;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 627/627 places, 31353/31353 transitions.
Applied a total of 0 rules in 143 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-04 14:40:25] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-04 14:40:25] [INFO ] Computed 13 invariants in 52 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 14:40:31] [INFO ] Implicit Places using invariants in 5797 ms returned []
Implicit Place search using SMT only with invariants took 5804 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-04 14:40:31] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-04 14:40:31] [INFO ] Invariant cache hit.
[2025-06-04 14:40:32] [INFO ] State equation strengthened by 829 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, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 31085 ms.
Refiners :[Domain max(s): 626/627 constraints, 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
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30964 ms.
Refiners :[Domain max(s): 626/627 constraints, 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 221588ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 221658ms
Finished structural reductions in LTL mode , in 1 iterations and 227656 ms. Remains : 627/627 places, 31353/31353 transitions.
Built C files in :
/tmp/ltsmin13601312570201873806
[2025-06-04 14:44:13] [INFO ] Built C files in 470ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13601312570201873806
Running compilation step : cd /tmp/ltsmin13601312570201873806;'/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/ltsmin13601312570201873806;'/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/ltsmin13601312570201873806;'/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)
[2025-06-04 14:44:20] [INFO ] Flatten gal took : 974 ms
[2025-06-04 14:44:21] [INFO ] Flatten gal took : 984 ms
[2025-06-04 14:44:21] [INFO ] Time to serialize gal into /tmp/LTL10394670155947437386.gal : 309 ms
[2025-06-04 14:44:21] [INFO ] Time to serialize properties into /tmp/LTL18076057986480032476.prop : 6 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/LTL10394670155947437386.gal' '-t' 'CGAL' '-hoa' '/tmp/aut11693880890369876251.hoa' '-atoms' '/tmp/LTL18076057986480032476.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...320
Loading property file /tmp/LTL18076057986480032476.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut11693880890369876251.hoa
Detected timeout of ITS tools.
[2025-06-04 14:44:39] [INFO ] Flatten gal took : 721 ms
[2025-06-04 14:44:39] [INFO ] Flatten gal took : 826 ms
[2025-06-04 14:44:40] [INFO ] Time to serialize gal into /tmp/LTL561682210010158876.gal : 156 ms
[2025-06-04 14:44:40] [INFO ] Time to serialize properties into /tmp/LTL12749168807086031451.ltl : 6 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/LTL561682210010158876.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12749168807086031451.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 : !((G(F((X((!("((p258==1)&&(p504==1))"))U((!("((p92==1)&&(p202==1))"))||(G(!("((p258==1)&&(p504==1))"))))))&&("((p258==0)||(p504==0))")...159
Formula 0 simplified : FG(!"((p258==0)||(p504==0))" | X("((p258==1)&&(p504==1))" M "((p92==1)&&(p202==1))"))
Detected timeout of ITS tools.
[2025-06-04 14:44:55] [INFO ] Flatten gal took : 701 ms
[2025-06-04 14:44:55] [INFO ] Applying decomposition
[2025-06-04 14:44:56] [INFO ] Flatten gal took : 740 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/graph16317967025843074840.txt' '-o' '/tmp/graph16317967025843074840.bin' '-w' '/tmp/graph16317967025843074840.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph16317967025843074840.bin' '-l' '-1' '-v' '-w' '/tmp/graph16317967025843074840.weights' '-q' '0' '-e' '0.001'
[2025-06-04 14:45:01] [INFO ] Decomposing Gal with order
[2025-06-04 14:45:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 14:45:05] [INFO ] Removed a total of 91882 redundant transitions.
[2025-06-04 14:45:06] [INFO ] Flatten gal took : 2977 ms
[2025-06-04 14:45:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 1568 labels/synchronizations in 1445 ms.
[2025-06-04 14:45:09] [INFO ] Time to serialize gal into /tmp/LTL6577124123244181558.gal : 151 ms
[2025-06-04 14:45:09] [INFO ] Time to serialize properties into /tmp/LTL7962135922087519080.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6577124123244181558.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7962135922087519080.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((G(F((X((!("((i5.u95.p258==1)&&(i4.i6.i0.i1.u238.p504==1))"))U((!("((i0.i0.i3.i15.u50.p92==1)&&(i0.i0.i3.i3.u306.p202==1))"))||(G(!(...265
Formula 0 simplified : FG(!"((i5.u95.p258==0)||(i4.i6.i0.i1.u238.p504==0))" | X("((i5.u95.p258==1)&&(i4.i6.i0.i1.u238.p504==1))" M "((i0.i0.i3.i15.u50.p92=...190
Detected timeout of ITS tools.
Treatment of property RERS17pb113-PT-1-LTLFireability-04 finished in 1459563 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 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 262 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2025-06-04 14:45:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-04 14:45:24] [INFO ] Computed 13 invariants in 60 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 14:45:29] [INFO ] Implicit Places using invariants in 4450 ms returned []
Implicit Place search using SMT only with invariants took 4451 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-04 14:45:29] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 14:45:29] [INFO ] Invariant cache hit.
[2025-06-04 14:45:29] [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, 626/626 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
SMT process timed out in 196000ms, After SMT, problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 196057ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 200879 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 678 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-1-LTLFireability-05
Product exploration explored 100000 steps with 61 reset in 5382 ms.
Product exploration explored 100000 steps with 65 reset in 5066 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 86 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 10896 steps (3 resets) in 646 ms. (16 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 103 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (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 225 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-04 14:48:58] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 14:48:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 14:49:04] [INFO ] Implicit Places using invariants in 5804 ms returned []
Implicit Place search using SMT only with invariants took 5807 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-04 14:49:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 14:49:04] [INFO ] Invariant cache hit.
[2025-06-04 14:49:05] [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, 626/626 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
SMT process timed out in 209429ms, After SMT, problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 209507ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 215597 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 160 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 146 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 6807 steps (0 resets) in 373 ms. (18 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 147 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 105 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 59 reset in 3857 ms.
Product exploration explored 100000 steps with 70 reset in 3432 ms.
Built C files in :
/tmp/ltsmin15293170876282064590
[2025-06-04 14:52:42] [INFO ] Too many transitions (31352) to apply POR reductions. Disabling POR matrices.
[2025-06-04 14:52:43] [INFO ] Built C files in 280ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15293170876282064590
Running compilation step : cd /tmp/ltsmin15293170876282064590;'/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/ltsmin15293170876282064590;'/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/ltsmin15293170876282064590;'/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$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 2 out of 626 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 218 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-04 14:52:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 14:52:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 14:52:50] [INFO ] Implicit Places using invariants in 3830 ms returned []
Implicit Place search using SMT only with invariants took 3838 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-04 14:52:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 14:52:50] [INFO ] Invariant cache hit.
[2025-06-04 14:52:50] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 626/626 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
SMT process timed out in 203779ms, After SMT, problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 203846ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 208017 ms. Remains : 626/626 places, 31352/31352 transitions.
Built C files in :
/tmp/ltsmin15085011096263554386
[2025-06-04 14:56:14] [INFO ] Too many transitions (31352) to apply POR reductions. Disabling POR matrices.
[2025-06-04 14:56:14] [INFO ] Built C files in 349ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15085011096263554386
Running compilation step : cd /tmp/ltsmin15085011096263554386;'/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/ltsmin15085011096263554386;'/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/ltsmin15085011096263554386;'/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)
[2025-06-04 14:56:19] [INFO ] Flatten gal took : 1048 ms
[2025-06-04 14:56:20] [INFO ] Flatten gal took : 983 ms
[2025-06-04 14:56:20] [INFO ] Time to serialize gal into /tmp/LTL7715862235261259607.gal : 260 ms
[2025-06-04 14:56:20] [INFO ] Time to serialize properties into /tmp/LTL14708639053487298081.prop : 9 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL7715862235261259607.gal' '-t' 'CGAL' '-hoa' '/tmp/aut3026823746506117852.hoa' '-atoms' '/tmp/LTL14708639053487298081.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
Loading property file /tmp/LTL14708639053487298081.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut3026823746506117852.hoa
Detected timeout of ITS tools.
[2025-06-04 14:56:38] [INFO ] Flatten gal took : 1114 ms
[2025-06-04 14:56:38] [INFO ] Flatten gal took : 817 ms
[2025-06-04 14:56:39] [INFO ] Time to serialize gal into /tmp/LTL15810136939982537477.gal : 134 ms
[2025-06-04 14:56:39] [INFO ] Time to serialize properties into /tmp/LTL15816098113806439389.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/LTL15810136939982537477.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15816098113806439389.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((G(F("((p178==0)||(p303==0))"))))
Formula 0 simplified : FG!"((p178==0)||(p303==0))"
Detected timeout of ITS tools.
[2025-06-04 14:56:56] [INFO ] Flatten gal took : 2572 ms
[2025-06-04 14:56:56] [INFO ] Applying decomposition
[2025-06-04 14:56:57] [INFO ] Flatten gal took : 1152 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/graph14706369782607465629.txt' '-o' '/tmp/graph14706369782607465629.bin' '-w' '/tmp/graph14706369782607465629.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14706369782607465629.bin' '-l' '-1' '-v' '-w' '/tmp/graph14706369782607465629.weights' '-q' '0' '-e' '0.001'
[2025-06-04 14:57:01] [INFO ] Decomposing Gal with order
[2025-06-04 14:57:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 14:57:03] [INFO ] Removed a total of 91884 redundant transitions.
[2025-06-04 14:57:03] [INFO ] Flatten gal took : 1536 ms
[2025-06-04 14:57:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 1239 labels/synchronizations in 1249 ms.
[2025-06-04 14:57:05] [INFO ] Time to serialize gal into /tmp/LTL17243784060812193420.gal : 96 ms
[2025-06-04 14:57:05] [INFO ] Time to serialize properties into /tmp/LTL4889986650960411986.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/LTL17243784060812193420.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4889986650960411986.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((G(F("((i5.u100.p178==0)||(i1.i0.i5.i1.u293.p303==0))"))))
Formula 0 simplified : FG!"((i5.u100.p178==0)||(i1.i0.i5.i1.u293.p303==0))"
Detected timeout of ITS tools.
Treatment of property RERS17pb113-PT-1-LTLFireability-05 finished in 716478 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)))'
Support contains 2 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 251 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-04 14:57:21] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-04 14:57:21] [INFO ] Computed 13 invariants in 77 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 14:57:25] [INFO ] Implicit Places using invariants in 4284 ms returned []
Implicit Place search using SMT only with invariants took 4289 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-04 14:57:25] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-04 14:57:25] [INFO ] Invariant cache hit.
[2025-06-04 14:57:26] [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")
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30731 ms.
Refiners :[Domain max(s): 626/627 constraints, 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
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30503 ms.
Refiners :[Domain max(s): 626/627 constraints, 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 221199ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 221257ms
Finished structural reductions in LTL mode , in 1 iterations and 225847 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 152 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-1-LTLFireability-06
Stuttering criterion allowed to conclude after 3827 steps with 0 reset in 187 ms.
FORMULA RERS17pb113-PT-1-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-1-LTLFireability-06 finished in 226385 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0||F((!p1&&F(p0)))) U X(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 129 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-04 15:01:07] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-04 15:01:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 15:01:11] [INFO ] Implicit Places using invariants in 3832 ms returned []
Implicit Place search using SMT only with invariants took 3835 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-04 15:01:11] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-04 15:01:11] [INFO ] Invariant cache hit.
[2025-06-04 15:01:11] [INFO ] State equation strengthened by 829 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, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30637 ms.
Refiners :[Domain max(s): 626/627 constraints, 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
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 30872 ms.
Refiners :[Domain max(s): 626/627 constraints, 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 238095ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 238145ms
Finished structural reductions in LTL mode , in 1 iterations and 242149 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 837 ms :[(NOT p2), (NOT p2), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND p1 (NOT p2))), (NOT p0), (OR (NOT p0) p1)]
Running random walk in product with property : RERS17pb113-PT-1-LTLFireability-09
Stuttering criterion allowed to conclude after 2818 steps with 0 reset in 128 ms.
FORMULA RERS17pb113-PT-1-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-1-LTLFireability-09 finished in 243390 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)||G(F(p1)))))'
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 312 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2025-06-04 15:05:11] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-04 15:05:11] [INFO ] Computed 13 invariants in 66 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 15:05:15] [INFO ] Implicit Places using invariants in 4321 ms returned []
Implicit Place search using SMT only with invariants took 4325 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-04 15:05:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 15:05:15] [INFO ] Invariant cache hit.
[2025-06-04 15:05:15] [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, 626/626 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
SMT process timed out in 195829ms, After SMT, problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 195898ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 200600 ms. Remains : 626/627 places, 31352/31353 transitions.
Stuttering acceptance computed with spot in 482 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RERS17pb113-PT-1-LTLFireability-10
Product exploration explored 100000 steps with 15 reset in 4864 ms.
Product exploration explored 100000 steps with 13 reset in 4313 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 : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), (X (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 194 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 40000 steps (11 resets) in 2395 ms. (16 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 349 ms. (114 steps per ms) remains 1/1 properties
[2025-06-04 15:08:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 15:08:42] [INFO ] Invariant cache hit.
[2025-06-04 15:08:42] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 126/128 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 126/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/128 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6784/6912 variables, 128/258 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6912 variables, 16/274 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/6912 variables, 0/274 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18618/18951 variables, and 626 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5033 ms.
Refiners :[Domain max(s): 128/626 constraints, Positive P Invariants (semi-flows): 2/13 constraints, State Equation: 480/626 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
Problem apf2 is UNSAT
After SMT solving in domain Int declared 2/18951 variables, and 2 constraints, problems are : Problem set: 1 solved, 0 unsolved in 33 ms.
Refiners :[Domain max(s): 2/626 constraints, Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5438ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), (X (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (G (OR p0 p1))]
False Knowledge obtained : [(F p1), (F (NOT (AND p0 (NOT p1)))), (F (NOT p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 19 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RERS17pb113-PT-1-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RERS17pb113-PT-1-LTLFireability-10 finished in 217443 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(G(p0)))'
Support contains 2 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 143 ms. Remains 627 /627 variables (removed 0) and now considering 31353/31353 (removed 0) transitions.
[2025-06-04 15:08:48] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 627 cols
[2025-06-04 15:08:48] [INFO ] Computed 13 invariants in 58 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 15:08:52] [INFO ] Implicit Places using invariants in 4088 ms returned []
Implicit Place search using SMT only with invariants took 4094 ms to find 0 implicit places.
Running 31352 sub problems to find dead transitions.
[2025-06-04 15:08:52] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-04 15:08:52] [INFO ] Invariant cache hit.
[2025-06-04 15:08:53] [INFO ] State equation strengthened by 829 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, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 31060 ms.
Refiners :[Domain max(s): 626/627 constraints, 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
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 626/626 constraints. Problems are: Problem set: 0 solved, 31352 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18953 variables, and 626 constraints, problems are : Problem set: 0 solved, 31352 unsolved in 31436 ms.
Refiners :[Domain max(s): 626/627 constraints, 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 231347ms problems are : Problem set: 0 solved, 31352 unsolved
Search for dead transitions found 0 dead transitions in 231427ms
Finished structural reductions in LTL mode , in 1 iterations and 235715 ms. Remains : 627/627 places, 31353/31353 transitions.
Stuttering acceptance computed with spot in 277 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : RERS17pb113-PT-1-LTLFireability-14
Entered a terminal (fully accepting) state of product in 3954 steps with 0 reset in 270 ms.
FORMULA RERS17pb113-PT-1-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RERS17pb113-PT-1-LTLFireability-14 finished in 236524 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((!p0&&X((!p0 U (!p1||G(!p0))))))))'
Found a Shortening insensitive property : RERS17pb113-PT-1-LTLFireability-04
Stuttering acceptance computed with spot in 195 ms :[p0, p0, (AND p0 p1)]
Support contains 4 out of 627 places. Attempting structural reductions.
Starting structural reductions in LI_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 673 ms. Remains 626 /627 variables (removed 1) and now considering 31352/31353 (removed 1) transitions.
[2025-06-04 15:12:46] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-04 15:12:46] [INFO ] Computed 13 invariants in 103 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 15:12:52] [INFO ] Implicit Places using invariants in 5962 ms returned []
Implicit Place search using SMT only with invariants took 5982 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-04 15:12:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-04 15:12:52] [INFO ] Invariant cache hit.
[2025-06-04 15:12:52] [INFO ] State equation strengthened by 268 read => feed constraints.
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-1"
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-1, 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-174889233800372"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-1.tgz
mv RERS17pb113-PT-1 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 ;