Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994300426.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)
...........................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is SieveSingleMsgMbox-PT-d1m36, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994300426
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 872K
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.8K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K 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 14:33 equiv_col
-rw-r--r-- 1 mcc users 6 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 450K May 29 14:33 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 SieveSingleMsgMbox-PT-d1m36-CTLFireability-2023-12
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2023-13
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2023-14
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2023-15
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-00
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-01
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-02
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-03
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-04
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-05
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-06
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-07
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-08
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-09
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-10
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-11

=== Now, execution of the tool begins

BK_START 1749161718011

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d1m36
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202505121319
[2025-06-05 22:15:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 22:15:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 22:15:19] [INFO ] Load time of PNML (sax parser for PT used): 116 ms
[2025-06-05 22:15:19] [INFO ] Transformed 1295 places.
[2025-06-05 22:15:19] [INFO ] Transformed 749 transitions.
[2025-06-05 22:15:19] [INFO ] Parsed PT model containing 1295 places and 749 transitions and 2996 arcs in 235 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 25 ms.
Deduced a syphon composed of 1036 places in 18 ms
Reduce places removed 1036 places and 0 transitions.
Support contains 65 out of 259 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 259/259 places, 749/749 transitions.
Reduce places removed 17 places and 0 transitions.
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 240 transitions.
Iterating post reduction 0 with 257 rules applied. Total rules applied 257 place count 242 transition count 509
Discarding 29 places :
Symmetric choice reduction at 1 with 29 rule applications. Total rules 286 place count 213 transition count 466
Iterating global reduction 1 with 29 rules applied. Total rules applied 315 place count 213 transition count 466
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 321 place count 213 transition count 460
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 332 place count 202 transition count 449
Iterating global reduction 2 with 11 rules applied. Total rules applied 343 place count 202 transition count 449
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 348 place count 202 transition count 444
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 354 place count 196 transition count 438
Iterating global reduction 3 with 6 rules applied. Total rules applied 360 place count 196 transition count 438
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 3 with 32 rules applied. Total rules applied 392 place count 196 transition count 406
Applied a total of 392 rules in 86 ms. Remains 196 /259 variables (removed 63) and now considering 406/749 (removed 343) transitions.
// Phase 1: matrix 406 rows 196 cols
[2025-06-05 22:15:19] [INFO ] Computed 5 invariants in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:15:20] [INFO ] Implicit Places using invariants in 318 ms returned []
[2025-06-05 22:15:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:15:20] [INFO ] State equation strengthened by 271 read => feed constraints.
[2025-06-05 22:15:23] [INFO ] Implicit Places using invariants and state equation in 3046 ms returned []
Implicit Place search using SMT with State Equation took 3394 ms to find 0 implicit places.
Running 405 sub problems to find dead transitions.
[2025-06-05 22:15:23] [INFO ] Invariant cache hit.
[2025-06-05 22:15:23] [INFO ] State equation strengthened by 271 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 405 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/195 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 405 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/195 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 405 unsolved
At refinement iteration 3 (OVERLAPS) 1/196 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 405 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:15:31] [INFO ] Deduced a trap composed of 64 places in 79 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:15:31] [INFO ] Deduced a trap composed of 64 places in 62 ms of which 8 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 405 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/196 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 405 unsolved
At refinement iteration 6 (OVERLAPS) 406/602 variables, 196/203 constraints. Problems are: Problem set: 0 solved, 405 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/602 variables, 271/474 constraints. Problems are: Problem set: 0 solved, 405 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:15:50] [INFO ] Deduced a trap composed of 26 places in 75 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 602/602 variables, and 475 constraints, problems are : Problem set: 0 solved, 405 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 196/196 constraints, ReadFeed: 271/271 constraints, PredecessorRefiner: 405/405 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 405 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 405 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/195 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 405 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/195 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 405 unsolved
At refinement iteration 3 (OVERLAPS) 1/196 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 405 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/196 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 405 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/196 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 405 unsolved
Problem TDEAD99 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD375 is UNSAT
At refinement iteration 6 (OVERLAPS) 406/602 variables, 196/204 constraints. Problems are: Problem set: 3 solved, 402 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/602 variables, 271/475 constraints. Problems are: Problem set: 3 solved, 402 unsolved
Problem TDEAD371 is UNSAT
At refinement iteration 8 (INCLUDED_ONLY) 0/602 variables, 402/877 constraints. Problems are: Problem set: 4 solved, 401 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 602/602 variables, and 877 constraints, problems are : Problem set: 4 solved, 401 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 196/196 constraints, ReadFeed: 271/271 constraints, PredecessorRefiner: 402/405 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60587ms problems are : Problem set: 4 solved, 401 unsolved
Search for dead transitions found 4 dead transitions in 60603ms
Found 4 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 4 transitions
Dead transitions reduction (with SMT) removed 4 transitions
Starting structural reductions in LTL mode, iteration 1 : 196/259 places, 402/749 transitions.
Reduce places removed 3 places and 1 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 193 transition count 401
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 3 rules in 5 ms. Remains 193 /196 variables (removed 3) and now considering 401/402 (removed 1) transitions.
// Phase 1: matrix 401 rows 193 cols
[2025-06-05 22:16:23] [INFO ] Computed 6 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:16:23] [INFO ] Implicit Places using invariants in 91 ms returned []
[2025-06-05 22:16:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:16:23] [INFO ] State equation strengthened by 269 read => feed constraints.
[2025-06-05 22:16:27] [INFO ] Implicit Places using invariants and state equation in 3446 ms returned []
Implicit Place search using SMT with State Equation took 3547 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 193/259 places, 401/749 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 67680 ms. Remains : 193/259 places, 401/749 transitions.
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Support contains 63 out of 191 places after structural reductions.
[2025-06-05 22:16:27] [INFO ] Flatten gal took : 46 ms
[2025-06-05 22:16:27] [INFO ] Flatten gal took : 24 ms
[2025-06-05 22:16:27] [INFO ] Input system was already deterministic with 401 transitions.
Reduction of identical properties reduced properties to check from 69 to 66
RANDOM walk for 40000 steps (8865 resets) in 3169 ms. (12 steps per ms) remains 61/66 properties
BEST_FIRST walk for 4003 steps (180 resets) in 59 ms. (66 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4003 steps (169 resets) in 28 ms. (138 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4001 steps (178 resets) in 28 ms. (137 steps per ms) remains 60/61 properties
BEST_FIRST walk for 4002 steps (434 resets) in 61 ms. (64 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4003 steps (395 resets) in 59 ms. (66 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4004 steps (172 resets) in 44 ms. (88 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4003 steps (202 resets) in 32 ms. (121 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4000 steps (193 resets) in 23 ms. (166 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4003 steps (179 resets) in 31 ms. (125 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4001 steps (192 resets) in 23 ms. (166 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4002 steps (194 resets) in 22 ms. (174 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4002 steps (175 resets) in 22 ms. (174 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4003 steps (194 resets) in 20 ms. (190 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4002 steps (184 resets) in 20 ms. (190 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4000 steps (184 resets) in 60 ms. (65 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4003 steps (169 resets) in 34 ms. (114 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4004 steps (191 resets) in 45 ms. (87 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4003 steps (193 resets) in 31 ms. (125 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4002 steps (413 resets) in 41 ms. (95 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4003 steps (176 resets) in 20 ms. (190 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4004 steps (171 resets) in 23 ms. (166 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4003 steps (200 resets) in 42 ms. (93 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4003 steps (191 resets) in 17 ms. (222 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4001 steps (188 resets) in 27 ms. (142 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4003 steps (176 resets) in 33 ms. (117 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4001 steps (187 resets) in 21 ms. (181 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4001 steps (179 resets) in 24 ms. (160 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4002 steps (187 resets) in 23 ms. (166 steps per ms) remains 60/60 properties
BEST_FIRST walk for 4004 steps (196 resets) in 23 ms. (166 steps per ms) remains 59/60 properties
BEST_FIRST walk for 4003 steps (180 resets) in 27 ms. (142 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4000 steps (193 resets) in 28 ms. (137 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (200 resets) in 24 ms. (160 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (408 resets) in 32 ms. (121 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (174 resets) in 24 ms. (160 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (195 resets) in 21 ms. (181 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (405 resets) in 24 ms. (160 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (183 resets) in 26 ms. (148 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (183 resets) in 25 ms. (153 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (179 resets) in 29 ms. (133 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (170 resets) in 25 ms. (153 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (190 resets) in 80 ms. (49 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (207 resets) in 30 ms. (129 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (177 resets) in 24 ms. (160 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (384 resets) in 35 ms. (111 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (192 resets) in 18 ms. (210 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (192 resets) in 38 ms. (102 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (194 resets) in 23 ms. (166 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4001 steps (214 resets) in 37 ms. (105 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (408 resets) in 31 ms. (125 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (187 resets) in 18 ms. (210 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (179 resets) in 20 ms. (190 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (392 resets) in 33 ms. (117 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (441 resets) in 28 ms. (138 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (206 resets) in 22 ms. (174 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4004 steps (193 resets) in 25 ms. (154 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (182 resets) in 26 ms. (148 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4002 steps (197 resets) in 22 ms. (174 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4003 steps (193 resets) in 25 ms. (153 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4001 steps (185 resets) in 25 ms. (153 steps per ms) remains 59/59 properties
BEST_FIRST walk for 4000 steps (189 resets) in 27 ms. (142 steps per ms) remains 59/59 properties
// Phase 1: matrix 401 rows 191 cols
[2025-06-05 22:16:29] [INFO ] Computed 4 invariants in 3 ms
[2025-06-05 22:16:29] [INFO ] State equation strengthened by 269 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (OVERLAPS) 80/136 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/136 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (OVERLAPS) 34/170 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/170 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 5 (OVERLAPS) 396/566 variables, 170/174 constraints. Problems are: Problem set: 0 solved, 59 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/566 variables, 264/438 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/566 variables, 0/438 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp29 is UNSAT
Problem AtomicPropp40 is UNSAT
At refinement iteration 8 (OVERLAPS) 26/592 variables, 21/459 constraints. Problems are: Problem set: 4 solved, 55 unsolved
SMT process timed out in 5141ms, After SMT, problems are : Problem set: 4 solved, 55 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 51 out of 191 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 191/191 places, 401/401 transitions.
Graph (complete) has 697 edges and 191 vertex of which 190 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.5 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 190 transition count 399
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 9 place count 184 transition count 389
Iterating global reduction 1 with 6 rules applied. Total rules applied 15 place count 184 transition count 389
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 20 place count 184 transition count 384
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 22 place count 182 transition count 382
Iterating global reduction 2 with 2 rules applied. Total rules applied 24 place count 182 transition count 382
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 40 place count 182 transition count 366
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 41 place count 181 transition count 365
Iterating global reduction 3 with 1 rules applied. Total rules applied 42 place count 181 transition count 365
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 43 place count 180 transition count 364
Iterating global reduction 3 with 1 rules applied. Total rules applied 44 place count 180 transition count 364
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 45 place count 179 transition count 363
Iterating global reduction 3 with 1 rules applied. Total rules applied 46 place count 179 transition count 363
Applied a total of 46 rules in 68 ms. Remains 179 /191 variables (removed 12) and now considering 363/401 (removed 38) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 179/191 places, 363/401 transitions.
RANDOM walk for 40000 steps (9003 resets) in 676 ms. (59 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4004 steps (182 resets) in 20 ms. (190 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (188 resets) in 26 ms. (148 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (396 resets) in 28 ms. (138 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (416 resets) in 37 ms. (105 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (193 resets) in 17 ms. (222 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (200 resets) in 24 ms. (160 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (204 resets) in 19 ms. (200 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (200 resets) in 23 ms. (166 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (200 resets) in 23 ms. (166 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (213 resets) in 23 ms. (166 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4004 steps (187 resets) in 16 ms. (235 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4001 steps (194 resets) in 20 ms. (190 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (195 resets) in 17 ms. (222 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (206 resets) in 16 ms. (235 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (196 resets) in 24 ms. (160 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (420 resets) in 25 ms. (153 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (179 resets) in 17 ms. (222 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (204 resets) in 32 ms. (121 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4004 steps (191 resets) in 14 ms. (266 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (193 resets) in 28 ms. (138 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (162 resets) in 15 ms. (250 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (188 resets) in 26 ms. (148 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (185 resets) in 16 ms. (235 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4000 steps (207 resets) in 16 ms. (235 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4004 steps (175 resets) in 30 ms. (129 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (203 resets) in 14 ms. (266 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (179 resets) in 29 ms. (133 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4001 steps (192 resets) in 29 ms. (133 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (434 resets) in 26 ms. (148 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4004 steps (184 resets) in 24 ms. (160 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4004 steps (217 resets) in 18 ms. (210 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (409 resets) in 21 ms. (181 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (204 resets) in 14 ms. (266 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (197 resets) in 15 ms. (250 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (186 resets) in 15 ms. (250 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (184 resets) in 16 ms. (235 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (182 resets) in 16 ms. (235 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4004 steps (199 resets) in 16 ms. (235 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (406 resets) in 19 ms. (200 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (186 resets) in 16 ms. (235 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (193 resets) in 16 ms. (235 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4004 steps (181 resets) in 34 ms. (114 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (177 resets) in 16 ms. (235 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (419 resets) in 20 ms. (190 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4004 steps (192 resets) in 16 ms. (235 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (191 resets) in 19 ms. (200 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (430 resets) in 19 ms. (200 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4002 steps (395 resets) in 16 ms. (235 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (207 resets) in 15 ms. (250 steps per ms) remains 55/55 properties
BEST_FIRST walk for 4003 steps (194 resets) in 16 ms. (235 steps per ms) remains 55/55 properties
Interrupted probabilistic random walk after 281932 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :31 out of 55
Probabilistic random walk after 281932 steps, saw 130869 distinct states, run finished after 3006 ms. (steps per millisecond=93 ) properties seen :31
// Phase 1: matrix 363 rows 179 cols
[2025-06-05 22:16:38] [INFO ] Computed 3 invariants in 2 ms
[2025-06-05 22:16:38] [INFO ] State equation strengthened by 237 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 90/119 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (OVERLAPS) 294/413 variables, 119/122 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/413 variables, 168/290 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/413 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Problem AtomicPropp66 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 129/542 variables, 60/350 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/542 variables, 69/419 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/542 variables, 0/419 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 9 (OVERLAPS) 0/542 variables, 0/419 constraints. Problems are: Problem set: 1 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Real declared 542/542 variables, and 419 constraints, problems are : Problem set: 1 solved, 23 unsolved in 3875 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 179/179 constraints, ReadFeed: 237/237 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 23 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 1 (OVERLAPS) 90/117 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/117 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 3 (OVERLAPS) 276/393 variables, 117/120 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/393 variables, 150/270 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/393 variables, 0/270 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 6 (OVERLAPS) 149/542 variables, 62/332 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/542 variables, 87/419 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/542 variables, 23/442 constraints. Problems are: Problem set: 1 solved, 23 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:16:52] [INFO ] Deduced a trap composed of 67 places in 48 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/542 variables, 1/443 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/542 variables, 0/443 constraints. Problems are: Problem set: 1 solved, 23 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:17:17] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 4 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/542 variables, 1/444 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/542 variables, 0/444 constraints. Problems are: Problem set: 1 solved, 23 unsolved
At refinement iteration 13 (OVERLAPS) 0/542 variables, 0/444 constraints. Problems are: Problem set: 1 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Int declared 542/542 variables, and 444 constraints, problems are : Problem set: 1 solved, 23 unsolved in 45017 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 179/179 constraints, ReadFeed: 237/237 constraints, PredecessorRefiner: 23/24 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 48936ms problems are : Problem set: 1 solved, 23 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 27 out of 179 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 179/179 places, 363/363 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 167 transition count 287
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 167 transition count 287
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 25 place count 167 transition count 286
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 35 place count 157 transition count 276
Iterating global reduction 1 with 10 rules applied. Total rules applied 45 place count 157 transition count 276
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 48 place count 157 transition count 273
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 55 place count 150 transition count 265
Iterating global reduction 2 with 7 rules applied. Total rules applied 62 place count 150 transition count 265
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 73 place count 150 transition count 254
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 74 place count 149 transition count 251
Iterating global reduction 3 with 1 rules applied. Total rules applied 75 place count 149 transition count 251
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 76 place count 148 transition count 250
Iterating global reduction 3 with 1 rules applied. Total rules applied 77 place count 148 transition count 250
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 78 place count 147 transition count 249
Iterating global reduction 3 with 1 rules applied. Total rules applied 79 place count 147 transition count 249
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 80 place count 146 transition count 248
Iterating global reduction 3 with 1 rules applied. Total rules applied 81 place count 146 transition count 248
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 82 place count 145 transition count 247
Iterating global reduction 3 with 1 rules applied. Total rules applied 83 place count 145 transition count 247
Applied a total of 83 rules in 65 ms. Remains 145 /179 variables (removed 34) and now considering 247/363 (removed 116) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 82 ms. Remains : 145/179 places, 247/363 transitions.
RANDOM walk for 40000 steps (8975 resets) in 693 ms. (57 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4002 steps (393 resets) in 30 ms. (129 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4002 steps (424 resets) in 30 ms. (129 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4002 steps (203 resets) in 24 ms. (160 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4002 steps (198 resets) in 11 ms. (333 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4002 steps (187 resets) in 22 ms. (174 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (174 resets) in 25 ms. (153 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4002 steps (190 resets) in 11 ms. (333 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (197 resets) in 11 ms. (333 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4002 steps (422 resets) in 29 ms. (133 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4002 steps (187 resets) in 18 ms. (210 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (181 resets) in 12 ms. (307 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4002 steps (198 resets) in 12 ms. (307 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4002 steps (203 resets) in 12 ms. (307 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (185 resets) in 15 ms. (250 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (179 resets) in 30 ms. (129 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4000 steps (425 resets) in 14 ms. (266 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (194 resets) in 24 ms. (160 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4002 steps (417 resets) in 17 ms. (222 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4002 steps (402 resets) in 14 ms. (266 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4001 steps (177 resets) in 16 ms. (235 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (204 resets) in 16 ms. (235 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (191 resets) in 10 ms. (363 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (203 resets) in 20 ms. (190 steps per ms) remains 23/23 properties
Interrupted probabilistic random walk after 372015 steps, run timeout after 3001 ms. (steps per millisecond=123 ) properties seen :0 out of 23
Probabilistic random walk after 372015 steps, saw 169329 distinct states, run finished after 3001 ms. (steps per millisecond=123 ) properties seen :0
// Phase 1: matrix 247 rows 145 cols
[2025-06-05 22:17:30] [INFO ] Computed 3 invariants in 1 ms
[2025-06-05 22:17:30] [INFO ] State equation strengthened by 146 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (OVERLAPS) 75/102 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/102 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (OVERLAPS) 232/334 variables, 102/105 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/334 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/334 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 23 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 58/392 variables, 43/279 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/392 variables, 15/294 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/392 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 9 (OVERLAPS) 0/392 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Real declared 392/392 variables, and 294 constraints, problems are : Problem set: 0 solved, 23 unsolved in 2401 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 145/145 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 23 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (OVERLAPS) 75/102 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/102 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (OVERLAPS) 232/334 variables, 102/105 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/334 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/334 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (OVERLAPS) 58/392 variables, 43/279 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/392 variables, 15/294 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/392 variables, 23/317 constraints. Problems are: Problem set: 0 solved, 23 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:17:36] [INFO ] Deduced a trap composed of 20 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:17:37] [INFO ] Deduced a trap composed of 58 places in 40 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/392 variables, 2/319 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/392 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 11 (OVERLAPS) 0/392 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Int declared 392/392 variables, and 319 constraints, problems are : Problem set: 0 solved, 23 unsolved in 14989 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 145/145 constraints, ReadFeed: 146/146 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 17411ms problems are : Problem set: 0 solved, 23 unsolved
Fused 23 Parikh solutions to 21 different solutions.
Parikh walk visited 3 properties in 4920 ms.
Support contains 24 out of 145 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 145/145 places, 247/247 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 142 transition count 234
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 142 transition count 234
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 9 place count 139 transition count 229
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 139 transition count 229
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 139 transition count 228
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 16 place count 136 transition count 225
Iterating global reduction 1 with 3 rules applied. Total rules applied 19 place count 136 transition count 225
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 21 place count 136 transition count 223
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 22 place count 135 transition count 222
Iterating global reduction 2 with 1 rules applied. Total rules applied 23 place count 135 transition count 222
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 24 place count 134 transition count 221
Iterating global reduction 2 with 1 rules applied. Total rules applied 25 place count 134 transition count 221
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 26 place count 133 transition count 220
Iterating global reduction 2 with 1 rules applied. Total rules applied 27 place count 133 transition count 220
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 35 place count 133 transition count 212
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 36 place count 132 transition count 211
Iterating global reduction 3 with 1 rules applied. Total rules applied 37 place count 132 transition count 211
Applied a total of 37 rules in 26 ms. Remains 132 /145 variables (removed 13) and now considering 211/247 (removed 36) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 132/145 places, 211/247 transitions.
RANDOM walk for 40000 steps (8962 resets) in 370 ms. (107 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4001 steps (408 resets) in 12 ms. (307 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (399 resets) in 44 ms. (88 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (200 resets) in 23 ms. (166 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (179 resets) in 12 ms. (307 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (183 resets) in 13 ms. (285 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4001 steps (205 resets) in 10 ms. (363 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4001 steps (424 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (202 resets) in 28 ms. (138 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (186 resets) in 27 ms. (142 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (202 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (168 resets) in 13 ms. (285 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (211 resets) in 11 ms. (333 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4001 steps (401 resets) in 22 ms. (173 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (210 resets) in 11 ms. (333 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (396 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4001 steps (438 resets) in 26 ms. (148 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (202 resets) in 11 ms. (333 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (205 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (190 resets) in 19 ms. (200 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (176 resets) in 13 ms. (286 steps per ms) remains 20/20 properties
Interrupted probabilistic random walk after 297948 steps, run timeout after 3001 ms. (steps per millisecond=99 ) properties seen :0 out of 20
Probabilistic random walk after 297948 steps, saw 131498 distinct states, run finished after 3001 ms. (steps per millisecond=99 ) properties seen :0
// Phase 1: matrix 211 rows 132 cols
[2025-06-05 22:17:56] [INFO ] Computed 3 invariants in 1 ms
[2025-06-05 22:17:56] [INFO ] State equation strengthened by 119 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 69/93 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 198/291 variables, 93/96 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/291 variables, 106/202 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/291 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 52/343 variables, 39/241 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/343 variables, 13/254 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/343 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 343/343 variables, and 254 constraints, problems are : Problem set: 0 solved, 20 unsolved in 1633 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 132/132 constraints, ReadFeed: 119/119 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 69/93 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 198/291 variables, 93/96 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/291 variables, 106/202 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/291 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 52/343 variables, 39/241 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/343 variables, 13/254 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 20/274 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:18:00] [INFO ] Deduced a trap composed of 52 places in 47 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/343 variables, 1/275 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/343 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 11 (OVERLAPS) 0/343 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 343/343 variables, and 275 constraints, problems are : Problem set: 0 solved, 20 unsolved in 8180 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 132/132 constraints, ReadFeed: 119/119 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9843ms problems are : Problem set: 0 solved, 20 unsolved
Parikh walk visited 0 properties in 3902 ms.
Support contains 24 out of 132 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 132/132 places, 211/211 transitions.
Applied a total of 0 rules in 6 ms. Remains 132 /132 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 132/132 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 132/132 places, 211/211 transitions.
Applied a total of 0 rules in 5 ms. Remains 132 /132 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2025-06-05 22:18:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:18:10] [INFO ] Implicit Places using invariants in 77 ms returned []
[2025-06-05 22:18:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:18:10] [INFO ] State equation strengthened by 119 read => feed constraints.
[2025-06-05 22:18:10] [INFO ] Implicit Places using invariants and state equation in 363 ms returned []
Implicit Place search using SMT with State Equation took 442 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:18:10] [INFO ] Redundant transitions in 10 ms returned []
Running 210 sub problems to find dead transitions.
[2025-06-05 22:18:10] [INFO ] Invariant cache hit.
[2025-06-05 22:18:10] [INFO ] State equation strengthened by 119 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/131 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/131 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (OVERLAPS) 1/132 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (OVERLAPS) 211/343 variables, 132/135 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 119/254 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:18:16] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:18:16] [INFO ] Deduced a trap composed of 52 places in 38 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/343 variables, 2/256 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/343 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:18:25] [INFO ] Deduced a trap composed of 52 places in 57 ms of which 4 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/343 variables, 1/257 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/343 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 10 (OVERLAPS) 0/343 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 343/343 variables, and 257 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 132/132 constraints, ReadFeed: 119/119 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/131 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/131 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (OVERLAPS) 1/132 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/132 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 211/343 variables, 132/138 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/343 variables, 119/257 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/343 variables, 210/467 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:19:09] [INFO ] Deduced a trap along path composed of 5 places in 38 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/343 variables, and 468 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 132/132 constraints, ReadFeed: 119/119 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 60156ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 60156ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60620 ms. Remains : 132/132 places, 211/211 transitions.
Successfully simplified 5 atomic propositions for a total of 16 simplifications.
[2025-06-05 22:19:10] [INFO ] Flatten gal took : 28 ms
[2025-06-05 22:19:10] [INFO ] Flatten gal took : 20 ms
[2025-06-05 22:19:10] [INFO ] Input system was already deterministic with 401 transitions.
Support contains 54 out of 191 places (down from 57) after GAL structural reductions.
FORMULA SieveSingleMsgMbox-PT-d1m36-CTLFireability-2023-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 51 stabilizing places and 86 stable transitions
Graph (complete) has 768 edges and 191 vertex of which 190 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.6 ms
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 32 places :
Symmetric choice reduction at 0 with 32 rule applications. Total rules 32 place count 159 transition count 233
Iterating global reduction 0 with 32 rules applied. Total rules applied 64 place count 159 transition count 233
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 68 place count 159 transition count 229
Discarding 28 places :
Symmetric choice reduction at 1 with 28 rule applications. Total rules 96 place count 131 transition count 198
Iterating global reduction 1 with 28 rules applied. Total rules applied 124 place count 131 transition count 198
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 139 place count 131 transition count 183
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 154 place count 116 transition count 166
Iterating global reduction 2 with 15 rules applied. Total rules applied 169 place count 116 transition count 166
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 181 place count 116 transition count 154
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 184 place count 113 transition count 150
Iterating global reduction 3 with 3 rules applied. Total rules applied 187 place count 113 transition count 150
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 190 place count 110 transition count 147
Iterating global reduction 3 with 3 rules applied. Total rules applied 193 place count 110 transition count 147
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 195 place count 108 transition count 145
Iterating global reduction 3 with 2 rules applied. Total rules applied 197 place count 108 transition count 145
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 199 place count 106 transition count 143
Iterating global reduction 3 with 2 rules applied. Total rules applied 201 place count 106 transition count 143
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 202 place count 105 transition count 142
Iterating global reduction 3 with 1 rules applied. Total rules applied 203 place count 105 transition count 142
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 204 place count 104 transition count 140
Iterating global reduction 3 with 1 rules applied. Total rules applied 205 place count 104 transition count 140
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 206 place count 103 transition count 139
Iterating global reduction 3 with 1 rules applied. Total rules applied 207 place count 103 transition count 139
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 208 place count 102 transition count 138
Iterating global reduction 3 with 1 rules applied. Total rules applied 209 place count 102 transition count 138
Applied a total of 209 rules in 23 ms. Remains 102 /191 variables (removed 89) and now considering 138/401 (removed 263) transitions.
// Phase 1: matrix 138 rows 102 cols
[2025-06-05 22:19:10] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:19:10] [INFO ] Implicit Places using invariants in 65 ms returned []
[2025-06-05 22:19:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:19:11] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-06-05 22:19:11] [INFO ] Implicit Places using invariants and state equation in 459 ms returned []
Implicit Place search using SMT with State Equation took 526 ms to find 0 implicit places.
Running 137 sub problems to find dead transitions.
[2025-06-05 22:19:11] [INFO ] Invariant cache hit.
[2025-06-05 22:19:11] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 3 (OVERLAPS) 1/102 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 137 unsolved
Problem TDEAD30 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD122 is UNSAT
At refinement iteration 5 (OVERLAPS) 138/240 variables, 102/106 constraints. Problems are: Problem set: 3 solved, 134 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 71/177 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 0/177 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 8 (OVERLAPS) 0/240 variables, 0/177 constraints. Problems are: Problem set: 3 solved, 134 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 177 constraints, problems are : Problem set: 3 solved, 134 unsolved in 6210 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 102/102 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 137/137 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 134 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/98 variables, 1/2 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 3 (OVERLAPS) 1/99 variables, 1/3 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/99 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 5 (OVERLAPS) 2/101 variables, 1/4 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 7 (OVERLAPS) 138/239 variables, 101/105 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 71/176 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/239 variables, 16/192 constraints. Problems are: Problem set: 3 solved, 134 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:19:21] [INFO ] Deduced a trap along path composed of 17 places in 34 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/239 variables, 1/193 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/239 variables, 0/193 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 12 (OVERLAPS) 1/240 variables, 1/194 constraints. Problems are: Problem set: 3 solved, 134 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/240 variables, 118/312 constraints. Problems are: Problem set: 3 solved, 134 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:19:40] [INFO ] Deduced a trap along path composed of 10 places in 48 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 1/313 constraints. Problems are: Problem set: 3 solved, 134 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 313 constraints, problems are : Problem set: 3 solved, 134 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 102/102 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 134/137 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 36269ms problems are : Problem set: 3 solved, 134 unsolved
Search for dead transitions found 3 dead transitions in 36270ms
Found 3 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 3 transitions
Dead transitions reduction (with SMT) removed 3 transitions
Starting structural reductions in LTL mode, iteration 1 : 102/191 places, 135/401 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 99 transition count 135
Applied a total of 3 rules in 1 ms. Remains 99 /102 variables (removed 3) and now considering 135/135 (removed 0) transitions.
// Phase 1: matrix 135 rows 99 cols
[2025-06-05 22:19:47] [INFO ] Computed 4 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:19:47] [INFO ] Implicit Places using invariants in 67 ms returned []
[2025-06-05 22:19:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:19:47] [INFO ] State equation strengthened by 70 read => feed constraints.
[2025-06-05 22:19:48] [INFO ] Implicit Places using invariants and state equation in 402 ms returned []
Implicit Place search using SMT with State Equation took 471 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 99/191 places, 135/401 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37291 ms. Remains : 99/191 places, 135/401 transitions.
[2025-06-05 22:19:48] [INFO ] Flatten gal took : 8 ms
[2025-06-05 22:19:48] [INFO ] Flatten gal took : 7 ms
[2025-06-05 22:19:48] [INFO ] Input system was already deterministic with 135 transitions.
[2025-06-05 22:19:48] [INFO ] Flatten gal took : 6 ms
[2025-06-05 22:19:48] [INFO ] Flatten gal took : 5 ms
[2025-06-05 22:19:48] [INFO ] Time to serialize gal into /tmp/CTLFireability4885376970496217624.gal : 4 ms
[2025-06-05 22:19:48] [INFO ] Time to serialize properties into /tmp/CTLFireability14453562998873575997.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4885376970496217624.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14453562998873575997.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-05 22:20:18] [INFO ] Flatten gal took : 10 ms
[2025-06-05 22:20:18] [INFO ] Applying decomposition
[2025-06-05 22:20:18] [INFO ] Flatten gal took : 5 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/graph12984822432685531377.txt' '-o' '/tmp/graph12984822432685531377.bin' '-w' '/tmp/graph12984822432685531377.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph12984822432685531377.bin' '-l' '-1' '-v' '-w' '/tmp/graph12984822432685531377.weights' '-q' '0' '-e' '0.001'
[2025-06-05 22:20:18] [INFO ] Decomposing Gal with order
[2025-06-05 22:20:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 22:20:18] [INFO ] Removed a total of 103 redundant transitions.
[2025-06-05 22:20:18] [INFO ] Flatten gal took : 52 ms
[2025-06-05 22:20:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 79 labels/synchronizations in 9 ms.
[2025-06-05 22:20:18] [INFO ] Time to serialize gal into /tmp/CTLFireability18143160692297406599.gal : 4 ms
[2025-06-05 22:20:18] [INFO ] Time to serialize properties into /tmp/CTLFireability7803067623335383363.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18143160692297406599.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7803067623335383363.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 28 place count 163 transition count 258
Iterating global reduction 0 with 28 rules applied. Total rules applied 56 place count 163 transition count 258
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 59 place count 163 transition count 255
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 83 place count 139 transition count 228
Iterating global reduction 1 with 24 rules applied. Total rules applied 107 place count 139 transition count 228
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 121 place count 139 transition count 214
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 132 place count 128 transition count 203
Iterating global reduction 2 with 11 rules applied. Total rules applied 143 place count 128 transition count 203
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 153 place count 128 transition count 193
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 154 place count 127 transition count 192
Iterating global reduction 3 with 1 rules applied. Total rules applied 155 place count 127 transition count 192
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 156 place count 126 transition count 191
Iterating global reduction 3 with 1 rules applied. Total rules applied 157 place count 126 transition count 191
Applied a total of 157 rules in 16 ms. Remains 126 /191 variables (removed 65) and now considering 191/401 (removed 210) transitions.
// Phase 1: matrix 191 rows 126 cols
[2025-06-05 22:20:48] [INFO ] Computed 4 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:20:48] [INFO ] Implicit Places using invariants in 71 ms returned []
[2025-06-05 22:20:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:20:48] [INFO ] State equation strengthened by 104 read => feed constraints.
[2025-06-05 22:20:49] [INFO ] Implicit Places using invariants and state equation in 645 ms returned []
Implicit Place search using SMT with State Equation took 718 ms to find 0 implicit places.
Running 190 sub problems to find dead transitions.
[2025-06-05 22:20:49] [INFO ] Invariant cache hit.
[2025-06-05 22:20:49] [INFO ] State equation strengthened by 104 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 1/126 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (OVERLAPS) 191/317 variables, 126/130 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/317 variables, 104/234 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/317 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 8 (OVERLAPS) 0/317 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 317/317 variables, and 234 constraints, problems are : Problem set: 0 solved, 190 unsolved in 12807 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 126/126 constraints, ReadFeed: 104/104 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 1/126 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (OVERLAPS) 191/317 variables, 126/130 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/317 variables, 104/234 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/317 variables, 190/424 constraints. Problems are: Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:21:10] [INFO ] Deduced a trap composed of 21 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:21:10] [INFO ] Deduced a trap composed of 43 places in 41 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/317 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 190 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:21:25] [INFO ] Deduced a trap along path composed of 4 places in 24 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 317/317 variables, and 427 constraints, problems are : Problem set: 0 solved, 190 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 126/126 constraints, ReadFeed: 104/104 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 42899ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 42900ms
Starting structural reductions in LTL mode, iteration 1 : 126/191 places, 191/401 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 43635 ms. Remains : 126/191 places, 191/401 transitions.
[2025-06-05 22:21:32] [INFO ] Flatten gal took : 8 ms
[2025-06-05 22:21:32] [INFO ] Flatten gal took : 8 ms
[2025-06-05 22:21:32] [INFO ] Input system was already deterministic with 191 transitions.
[2025-06-05 22:21:32] [INFO ] Flatten gal took : 8 ms
[2025-06-05 22:21:32] [INFO ] Flatten gal took : 8 ms
[2025-06-05 22:21:32] [INFO ] Time to serialize gal into /tmp/CTLFireability14673119900308379297.gal : 2 ms
[2025-06-05 22:21:32] [INFO ] Time to serialize properties into /tmp/CTLFireability2146256848276526189.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14673119900308379297.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2146256848276526189.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-05 22:22:02] [INFO ] Flatten gal took : 9 ms
[2025-06-05 22:22:02] [INFO ] Applying decomposition
[2025-06-05 22:22:02] [INFO ] Flatten gal took : 8 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/graph15815116008388819008.txt' '-o' '/tmp/graph15815116008388819008.bin' '-w' '/tmp/graph15815116008388819008.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph15815116008388819008.bin' '-l' '-1' '-v' '-w' '/tmp/graph15815116008388819008.weights' '-q' '0' '-e' '0.001'
[2025-06-05 22:22:02] [INFO ] Decomposing Gal with order
[2025-06-05 22:22:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 22:22:02] [INFO ] Removed a total of 159 redundant transitions.
[2025-06-05 22:22:02] [INFO ] Flatten gal took : 15 ms
[2025-06-05 22:22:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 90 labels/synchronizations in 6 ms.
[2025-06-05 22:22:02] [INFO ] Time to serialize gal into /tmp/CTLFireability18245119372155320096.gal : 6 ms
[2025-06-05 22:22:02] [INFO ] Time to serialize properties into /tmp/CTLFireability9660907831793982230.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18245119372155320096.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9660907831793982230.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 36 places :
Symmetric choice reduction at 0 with 36 rule applications. Total rules 36 place count 155 transition count 199
Iterating global reduction 0 with 36 rules applied. Total rules applied 72 place count 155 transition count 199
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 76 place count 155 transition count 195
Discarding 32 places :
Symmetric choice reduction at 1 with 32 rule applications. Total rules 108 place count 123 transition count 160
Iterating global reduction 1 with 32 rules applied. Total rules applied 140 place count 123 transition count 160
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 155 place count 123 transition count 145
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 173 place count 105 transition count 125
Iterating global reduction 2 with 18 rules applied. Total rules applied 191 place count 105 transition count 125
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 201 place count 105 transition count 115
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 206 place count 100 transition count 109
Iterating global reduction 3 with 5 rules applied. Total rules applied 211 place count 100 transition count 109
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 216 place count 95 transition count 104
Iterating global reduction 3 with 5 rules applied. Total rules applied 221 place count 95 transition count 104
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 224 place count 92 transition count 101
Iterating global reduction 3 with 3 rules applied. Total rules applied 227 place count 92 transition count 101
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 228 place count 92 transition count 100
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 231 place count 89 transition count 97
Iterating global reduction 4 with 3 rules applied. Total rules applied 234 place count 89 transition count 97
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 235 place count 88 transition count 96
Iterating global reduction 4 with 1 rules applied. Total rules applied 236 place count 88 transition count 96
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 237 place count 87 transition count 94
Iterating global reduction 4 with 1 rules applied. Total rules applied 238 place count 87 transition count 94
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 239 place count 86 transition count 93
Iterating global reduction 4 with 1 rules applied. Total rules applied 240 place count 86 transition count 93
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 241 place count 85 transition count 92
Iterating global reduction 4 with 1 rules applied. Total rules applied 242 place count 85 transition count 92
Applied a total of 242 rules in 24 ms. Remains 85 /191 variables (removed 106) and now considering 92/401 (removed 309) transitions.
// Phase 1: matrix 92 rows 85 cols
[2025-06-05 22:22:32] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:22:32] [INFO ] Implicit Places using invariants in 65 ms returned []
[2025-06-05 22:22:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:22:32] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-05 22:22:32] [INFO ] Implicit Places using invariants and state equation in 225 ms returned []
Implicit Place search using SMT with State Equation took 292 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:22:32] [INFO ] Redundant transitions in 3 ms returned []
Running 91 sub problems to find dead transitions.
[2025-06-05 22:22:32] [INFO ] Invariant cache hit.
[2025-06-05 22:22:32] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/84 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/84 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (OVERLAPS) 1/85 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/177 variables, 85/89 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/177 variables, 38/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:22:34] [INFO ] Deduced a trap composed of 21 places in 48 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/177 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:22:35] [INFO ] Deduced a trap along path composed of 17 places in 38 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/177 variables, 1/129 constraints. Problems are: Problem set: 0 solved, 91 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/177 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 10 (OVERLAPS) 0/177 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 177/177 variables, and 129 constraints, problems are : Problem set: 0 solved, 91 unsolved in 6301 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 85/85 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/84 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/84 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (OVERLAPS) 1/85 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (OVERLAPS) 92/177 variables, 85/90 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/177 variables, 38/128 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/177 variables, 91/219 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/177 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/177 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 11 (OVERLAPS) 0/177 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 177/177 variables, and 220 constraints, problems are : Problem set: 0 solved, 91 unsolved in 14083 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 85/85 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 20418ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 20418ms
Starting structural reductions in SI_CTL mode, iteration 1 : 85/191 places, 92/401 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 20746 ms. Remains : 85/191 places, 92/401 transitions.
[2025-06-05 22:22:53] [INFO ] Flatten gal took : 5 ms
[2025-06-05 22:22:53] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:22:53] [INFO ] Input system was already deterministic with 92 transitions.
[2025-06-05 22:22:53] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:22:53] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:22:53] [INFO ] Time to serialize gal into /tmp/CTLFireability5216303268956619954.gal : 1 ms
[2025-06-05 22:22:53] [INFO ] Time to serialize properties into /tmp/CTLFireability8658570547823873783.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5216303268956619954.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8658570547823873783.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-05 22:23:23] [INFO ] Flatten gal took : 11 ms
[2025-06-05 22:23:23] [INFO ] Applying decomposition
[2025-06-05 22:23:23] [INFO ] Flatten gal took : 4 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/graph11730895215135635249.txt' '-o' '/tmp/graph11730895215135635249.bin' '-w' '/tmp/graph11730895215135635249.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11730895215135635249.bin' '-l' '-1' '-v' '-w' '/tmp/graph11730895215135635249.weights' '-q' '0' '-e' '0.001'
[2025-06-05 22:23:23] [INFO ] Decomposing Gal with order
[2025-06-05 22:23:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 22:23:23] [INFO ] Removed a total of 85 redundant transitions.
[2025-06-05 22:23:23] [INFO ] Flatten gal took : 23 ms
[2025-06-05 22:23:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 48 labels/synchronizations in 3 ms.
[2025-06-05 22:23:23] [INFO ] Time to serialize gal into /tmp/CTLFireability480802215611347257.gal : 2 ms
[2025-06-05 22:23:23] [INFO ] Time to serialize properties into /tmp/CTLFireability12173250091960530276.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability480802215611347257.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12173250091960530276.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...262
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 22 place count 169 transition count 307
Iterating global reduction 0 with 22 rules applied. Total rules applied 44 place count 169 transition count 307
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 48 place count 169 transition count 303
Discarding 19 places :
Symmetric choice reduction at 1 with 19 rule applications. Total rules 67 place count 150 transition count 284
Iterating global reduction 1 with 19 rules applied. Total rules applied 86 place count 150 transition count 284
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 102 place count 150 transition count 268
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 111 place count 141 transition count 257
Iterating global reduction 2 with 9 rules applied. Total rules applied 120 place count 141 transition count 257
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 126 place count 141 transition count 251
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 129 place count 138 transition count 247
Iterating global reduction 3 with 3 rules applied. Total rules applied 132 place count 138 transition count 247
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 134 place count 136 transition count 245
Iterating global reduction 3 with 2 rules applied. Total rules applied 136 place count 136 transition count 245
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 137 place count 135 transition count 244
Iterating global reduction 3 with 1 rules applied. Total rules applied 138 place count 135 transition count 244
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 139 place count 134 transition count 243
Iterating global reduction 3 with 1 rules applied. Total rules applied 140 place count 134 transition count 243
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 141 place count 133 transition count 242
Iterating global reduction 3 with 1 rules applied. Total rules applied 142 place count 133 transition count 242
Applied a total of 142 rules in 12 ms. Remains 133 /191 variables (removed 58) and now considering 242/401 (removed 159) transitions.
// Phase 1: matrix 242 rows 133 cols
[2025-06-05 22:23:53] [INFO ] Computed 4 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:23:53] [INFO ] Implicit Places using invariants in 70 ms returned []
[2025-06-05 22:23:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:23:53] [INFO ] State equation strengthened by 149 read => feed constraints.
[2025-06-05 22:23:56] [INFO ] Implicit Places using invariants and state equation in 2569 ms returned []
Implicit Place search using SMT with State Equation took 2643 ms to find 0 implicit places.
Running 241 sub problems to find dead transitions.
[2025-06-05 22:23:56] [INFO ] Invariant cache hit.
[2025-06-05 22:23:56] [INFO ] State equation strengthened by 149 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/132 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/132 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/132 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (OVERLAPS) 1/133 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/133 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/375 variables, 133/137 constraints. Problems are: Problem set: 0 solved, 241 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/375 variables, 149/286 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/375 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 8 (OVERLAPS) 0/375 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 241 unsolved
No progress, stopping.
After SMT solving in domain Real declared 375/375 variables, and 286 constraints, problems are : Problem set: 0 solved, 241 unsolved in 19755 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 133/133 constraints, ReadFeed: 149/149 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/132 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/132 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/132 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 3 (OVERLAPS) 1/133 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/133 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 5 (OVERLAPS) 242/375 variables, 133/137 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/375 variables, 149/286 constraints. Problems are: Problem set: 0 solved, 241 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/375 variables, 241/527 constraints. Problems are: Problem set: 0 solved, 241 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:24:26] [INFO ] Deduced a trap composed of 39 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:24:26] [INFO ] Deduced a trap composed of 21 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:24:28] [INFO ] Deduced a trap composed of 54 places in 68 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/375 variables, 3/530 constraints. Problems are: Problem set: 0 solved, 241 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 375/375 variables, and 530 constraints, problems are : Problem set: 0 solved, 241 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 133/133 constraints, ReadFeed: 149/149 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 49873ms problems are : Problem set: 0 solved, 241 unsolved
Search for dead transitions found 0 dead transitions in 49873ms
Starting structural reductions in LTL mode, iteration 1 : 133/191 places, 242/401 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52530 ms. Remains : 133/191 places, 242/401 transitions.
[2025-06-05 22:24:45] [INFO ] Flatten gal took : 7 ms
[2025-06-05 22:24:45] [INFO ] Flatten gal took : 7 ms
[2025-06-05 22:24:45] [INFO ] Input system was already deterministic with 242 transitions.
[2025-06-05 22:24:45] [INFO ] Flatten gal took : 7 ms
[2025-06-05 22:24:45] [INFO ] Flatten gal took : 6 ms
[2025-06-05 22:24:45] [INFO ] Time to serialize gal into /tmp/CTLFireability6652364803493275221.gal : 2 ms
[2025-06-05 22:24:45] [INFO ] Time to serialize properties into /tmp/CTLFireability5242080095912699834.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6652364803493275221.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5242080095912699834.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-05 22:25:16] [INFO ] Flatten gal took : 12 ms
[2025-06-05 22:25:16] [INFO ] Applying decomposition
[2025-06-05 22:25:16] [INFO ] Flatten gal took : 7 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/graph15471320937141378537.txt' '-o' '/tmp/graph15471320937141378537.bin' '-w' '/tmp/graph15471320937141378537.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph15471320937141378537.bin' '-l' '-1' '-v' '-w' '/tmp/graph15471320937141378537.weights' '-q' '0' '-e' '0.001'
[2025-06-05 22:25:16] [INFO ] Decomposing Gal with order
[2025-06-05 22:25:16] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 22:25:16] [INFO ] Removed a total of 166 redundant transitions.
[2025-06-05 22:25:16] [INFO ] Flatten gal took : 15 ms
[2025-06-05 22:25:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 122 labels/synchronizations in 5 ms.
[2025-06-05 22:25:16] [INFO ] Time to serialize gal into /tmp/CTLFireability7275871883715830859.gal : 2 ms
[2025-06-05 22:25:16] [INFO ] Time to serialize properties into /tmp/CTLFireability17997096873451474844.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7275871883715830859.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17997096873451474844.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 35 places :
Symmetric choice reduction at 0 with 35 rule applications. Total rules 35 place count 156 transition count 210
Iterating global reduction 0 with 35 rules applied. Total rules applied 70 place count 156 transition count 210
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 74 place count 156 transition count 206
Discarding 31 places :
Symmetric choice reduction at 1 with 31 rule applications. Total rules 105 place count 125 transition count 172
Iterating global reduction 1 with 31 rules applied. Total rules applied 136 place count 125 transition count 172
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 151 place count 125 transition count 157
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 169 place count 107 transition count 137
Iterating global reduction 2 with 18 rules applied. Total rules applied 187 place count 107 transition count 137
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 198 place count 107 transition count 126
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 203 place count 102 transition count 120
Iterating global reduction 3 with 5 rules applied. Total rules applied 208 place count 102 transition count 120
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 213 place count 97 transition count 115
Iterating global reduction 3 with 5 rules applied. Total rules applied 218 place count 97 transition count 115
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 221 place count 94 transition count 112
Iterating global reduction 3 with 3 rules applied. Total rules applied 224 place count 94 transition count 112
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 226 place count 94 transition count 110
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 229 place count 91 transition count 107
Iterating global reduction 4 with 3 rules applied. Total rules applied 232 place count 91 transition count 107
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 233 place count 90 transition count 106
Iterating global reduction 4 with 1 rules applied. Total rules applied 234 place count 90 transition count 106
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 235 place count 89 transition count 104
Iterating global reduction 4 with 1 rules applied. Total rules applied 236 place count 89 transition count 104
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 237 place count 88 transition count 103
Iterating global reduction 4 with 1 rules applied. Total rules applied 238 place count 88 transition count 103
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 239 place count 87 transition count 102
Iterating global reduction 4 with 1 rules applied. Total rules applied 240 place count 87 transition count 102
Applied a total of 240 rules in 30 ms. Remains 87 /191 variables (removed 104) and now considering 102/401 (removed 299) transitions.
// Phase 1: matrix 102 rows 87 cols
[2025-06-05 22:25:46] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:25:46] [INFO ] Implicit Places using invariants in 94 ms returned []
[2025-06-05 22:25:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:25:46] [INFO ] State equation strengthened by 46 read => feed constraints.
[2025-06-05 22:25:46] [INFO ] Implicit Places using invariants and state equation in 210 ms returned []
Implicit Place search using SMT with State Equation took 332 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:25:46] [INFO ] Redundant transitions in 1 ms returned []
Running 101 sub problems to find dead transitions.
[2025-06-05 22:25:46] [INFO ] Invariant cache hit.
[2025-06-05 22:25:46] [INFO ] State equation strengthened by 46 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 3 (OVERLAPS) 1/87 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 5 (OVERLAPS) 102/189 variables, 87/91 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 46/137 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:25:49] [INFO ] Deduced a trap composed of 21 places in 39 ms of which 3 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/189 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 101 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/189 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 10 (OVERLAPS) 0/189 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 101 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 138 constraints, problems are : Problem set: 0 solved, 101 unsolved in 5785 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 87/87 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 101/101 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 3 (OVERLAPS) 1/87 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/87 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 6 (OVERLAPS) 102/189 variables, 87/92 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 46/138 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/189 variables, 101/239 constraints. Problems are: Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:25:59] [INFO ] Deduced a trap along path composed of 10 places in 16 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/189 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/189 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 11 (OVERLAPS) 0/189 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 101 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 240 constraints, problems are : Problem set: 0 solved, 101 unsolved in 21824 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 87/87 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 101/101 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 27660ms problems are : Problem set: 0 solved, 101 unsolved
Search for dead transitions found 0 dead transitions in 27660ms
Starting structural reductions in SI_CTL mode, iteration 1 : 87/191 places, 102/401 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 28035 ms. Remains : 87/191 places, 102/401 transitions.
[2025-06-05 22:26:14] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:26:14] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:26:14] [INFO ] Input system was already deterministic with 102 transitions.
[2025-06-05 22:26:14] [INFO ] Flatten gal took : 10 ms
[2025-06-05 22:26:14] [INFO ] Flatten gal took : 11 ms
[2025-06-05 22:26:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality56053938151131959.gal : 4 ms
[2025-06-05 22:26:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13792916554871079061.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality56053938151131959.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13792916554871079061.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (9001 resets) in 163 ms. (243 steps per ms) remains 1/1 properties

BEST_FIRST walk for 40001 steps (1879 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Finished probabilistic random walk after 2938 steps, run visited all 1 properties in 7 ms. (steps per millisecond=419 )
Probabilistic random walk after 2938 steps, saw 1477 distinct states, run finished after 10 ms. (steps per millisecond=293 ) properties seen :1
FORMULA SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-04 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
ITS runner timed out or was interrupted.
Loading property file /tmp/ReachabilityCardinality13792916554871079061.prop.
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 36 places :
Symmetric choice reduction at 0 with 36 rule applications. Total rules 36 place count 155 transition count 199
Iterating global reduction 0 with 36 rules applied. Total rules applied 72 place count 155 transition count 199
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 76 place count 155 transition count 195
Discarding 32 places :
Symmetric choice reduction at 1 with 32 rule applications. Total rules 108 place count 123 transition count 160
Iterating global reduction 1 with 32 rules applied. Total rules applied 140 place count 123 transition count 160
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 155 place count 123 transition count 145
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 173 place count 105 transition count 125
Iterating global reduction 2 with 18 rules applied. Total rules applied 191 place count 105 transition count 125
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 201 place count 105 transition count 115
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 206 place count 100 transition count 109
Iterating global reduction 3 with 5 rules applied. Total rules applied 211 place count 100 transition count 109
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 216 place count 95 transition count 104
Iterating global reduction 3 with 5 rules applied. Total rules applied 221 place count 95 transition count 104
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 224 place count 92 transition count 101
Iterating global reduction 3 with 3 rules applied. Total rules applied 227 place count 92 transition count 101
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 228 place count 92 transition count 100
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 231 place count 89 transition count 97
Iterating global reduction 4 with 3 rules applied. Total rules applied 234 place count 89 transition count 97
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 235 place count 88 transition count 96
Iterating global reduction 4 with 1 rules applied. Total rules applied 236 place count 88 transition count 96
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 237 place count 87 transition count 94
Iterating global reduction 4 with 1 rules applied. Total rules applied 238 place count 87 transition count 94
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 239 place count 86 transition count 93
Iterating global reduction 4 with 1 rules applied. Total rules applied 240 place count 86 transition count 93
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 241 place count 85 transition count 92
Iterating global reduction 4 with 1 rules applied. Total rules applied 242 place count 85 transition count 92
Applied a total of 242 rules in 25 ms. Remains 85 /191 variables (removed 106) and now considering 92/401 (removed 309) transitions.
// Phase 1: matrix 92 rows 85 cols
[2025-06-05 22:26:14] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:26:14] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-05 22:26:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:26:14] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-05 22:26:14] [INFO ] Implicit Places using invariants and state equation in 225 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:26:14] [INFO ] Redundant transitions in 2 ms returned []
Running 91 sub problems to find dead transitions.
[2025-06-05 22:26:14] [INFO ] Invariant cache hit.
[2025-06-05 22:26:14] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/84 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/84 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (OVERLAPS) 1/85 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/177 variables, 85/89 constraints. Problems are: Problem set: 0 solved, 91 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/177 variables, 38/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/177 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/177 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 177/177 variables, and 127 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3167 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 85/85 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/84 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/84 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (OVERLAPS) 1/85 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/177 variables, 85/89 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/177 variables, 38/127 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/177 variables, 91/218 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:26:24] [INFO ] Deduced a trap along path composed of 17 places in 32 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:26:24] [INFO ] Deduced a trap along path composed of 10 places in 30 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/177 variables, 2/220 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/177 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 10 (OVERLAPS) 0/177 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 177/177 variables, and 220 constraints, problems are : Problem set: 0 solved, 91 unsolved in 23893 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 85/85 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 27088ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 27088ms
Starting structural reductions in SI_CTL mode, iteration 1 : 85/191 places, 92/401 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 27399 ms. Remains : 85/191 places, 92/401 transitions.
[2025-06-05 22:26:41] [INFO ] Flatten gal took : 9 ms
[2025-06-05 22:26:41] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:26:41] [INFO ] Input system was already deterministic with 92 transitions.
[2025-06-05 22:26:41] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:26:41] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:26:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2727404908037518370.gal : 0 ms
[2025-06-05 22:26:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5061928721357773526.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2727404908037518370.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5061928721357773526.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5061928721357773526.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :7 after 40
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :40 after 155
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :155 after 197
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :197 after 801
RANDOM walk for 40000 steps (8964 resets) in 274 ms. (145 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :801 after 3003
Invariant property SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-05 does not hold.
FORMULA SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 129 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,4947,0.071824,7816,2,1405,12,13205,6,0,432,6038,0
Total reachable state count : 4947

Verifying 1 reachability properties.
Invariant property SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-05 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m36-CTLFireability-2025-05,12,0.072601,7816,2,140,12,13205,7,0,436,6038,0
BEST_FIRST walk for 40001 steps (1880 resets) in 151 ms. (263 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 1566 steps, run visited all 1 properties in 4 ms. (steps per millisecond=391 )
Probabilistic random walk after 1566 steps, saw 765 distinct states, run finished after 4 ms. (steps per millisecond=391 ) properties seen :1
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 30 places :
Symmetric choice reduction at 0 with 30 rule applications. Total rules 30 place count 161 transition count 265
Iterating global reduction 0 with 30 rules applied. Total rules applied 60 place count 161 transition count 265
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 64 place count 161 transition count 261
Discarding 26 places :
Symmetric choice reduction at 1 with 26 rule applications. Total rules 90 place count 135 transition count 232
Iterating global reduction 1 with 26 rules applied. Total rules applied 116 place count 135 transition count 232
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 132 place count 135 transition count 216
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 146 place count 121 transition count 200
Iterating global reduction 2 with 14 rules applied. Total rules applied 160 place count 121 transition count 200
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 2 with 13 rules applied. Total rules applied 173 place count 121 transition count 187
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 176 place count 118 transition count 183
Iterating global reduction 3 with 3 rules applied. Total rules applied 179 place count 118 transition count 183
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 182 place count 115 transition count 180
Iterating global reduction 3 with 3 rules applied. Total rules applied 185 place count 115 transition count 180
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 187 place count 113 transition count 178
Iterating global reduction 3 with 2 rules applied. Total rules applied 189 place count 113 transition count 178
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 191 place count 111 transition count 176
Iterating global reduction 3 with 2 rules applied. Total rules applied 193 place count 111 transition count 176
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 194 place count 110 transition count 175
Iterating global reduction 3 with 1 rules applied. Total rules applied 195 place count 110 transition count 175
Applied a total of 195 rules in 8 ms. Remains 110 /191 variables (removed 81) and now considering 175/401 (removed 226) transitions.
// Phase 1: matrix 175 rows 110 cols
[2025-06-05 22:26:41] [INFO ] Computed 4 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:26:41] [INFO ] Implicit Places using invariants in 70 ms returned []
[2025-06-05 22:26:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:26:42] [INFO ] State equation strengthened by 100 read => feed constraints.
[2025-06-05 22:26:42] [INFO ] Implicit Places using invariants and state equation in 420 ms returned []
Implicit Place search using SMT with State Equation took 490 ms to find 0 implicit places.
Running 174 sub problems to find dead transitions.
[2025-06-05 22:26:42] [INFO ] Invariant cache hit.
[2025-06-05 22:26:42] [INFO ] State equation strengthened by 100 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/109 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/109 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/109 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (OVERLAPS) 1/110 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (OVERLAPS) 175/285 variables, 110/114 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/285 variables, 100/214 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 8 (OVERLAPS) 0/285 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 285/285 variables, and 214 constraints, problems are : Problem set: 0 solved, 174 unsolved in 9688 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 110/110 constraints, ReadFeed: 100/100 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/109 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/109 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/109 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (OVERLAPS) 1/110 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (OVERLAPS) 175/285 variables, 110/114 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/285 variables, 100/214 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/285 variables, 174/388 constraints. Problems are: Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:26:59] [INFO ] Deduced a trap composed of 31 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:26:59] [INFO ] Deduced a trap composed of 21 places in 43 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/285 variables, 2/390 constraints. Problems are: Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:27:05] [INFO ] Deduced a trap composed of 48 places in 58 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/285 variables, 1/391 constraints. Problems are: Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:27:19] [INFO ] Deduced a trap along path composed of 10 places in 23 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/285 variables, 1/392 constraints. Problems are: Problem set: 0 solved, 174 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/285 variables, and 392 constraints, problems are : Problem set: 0 solved, 174 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 110/110 constraints, ReadFeed: 100/100 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 39769ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 39771ms
Starting structural reductions in LTL mode, iteration 1 : 110/191 places, 175/401 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40271 ms. Remains : 110/191 places, 175/401 transitions.
[2025-06-05 22:27:22] [INFO ] Flatten gal took : 5 ms
[2025-06-05 22:27:22] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:27:22] [INFO ] Input system was already deterministic with 175 transitions.
[2025-06-05 22:27:22] [INFO ] Flatten gal took : 11 ms
[2025-06-05 22:27:22] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:27:22] [INFO ] Time to serialize gal into /tmp/CTLFireability17903136791739016369.gal : 1 ms
[2025-06-05 22:27:22] [INFO ] Time to serialize properties into /tmp/CTLFireability17856413510216937613.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17903136791739016369.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17856413510216937613.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-05 22:27:52] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:27:52] [INFO ] Applying decomposition
[2025-06-05 22:27:52] [INFO ] Flatten gal took : 4 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/graph6335823655425005790.txt' '-o' '/tmp/graph6335823655425005790.bin' '-w' '/tmp/graph6335823655425005790.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6335823655425005790.bin' '-l' '-1' '-v' '-w' '/tmp/graph6335823655425005790.weights' '-q' '0' '-e' '0.001'
[2025-06-05 22:27:52] [INFO ] Decomposing Gal with order
[2025-06-05 22:27:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 22:27:52] [INFO ] Removed a total of 127 redundant transitions.
[2025-06-05 22:27:52] [INFO ] Flatten gal took : 10 ms
[2025-06-05 22:27:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 96 labels/synchronizations in 4 ms.
[2025-06-05 22:27:52] [INFO ] Time to serialize gal into /tmp/CTLFireability5350285328659188930.gal : 2 ms
[2025-06-05 22:27:52] [INFO ] Time to serialize properties into /tmp/CTLFireability17274514885767620119.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5350285328659188930.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17274514885767620119.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 26 places :
Symmetric choice reduction at 0 with 26 rule applications. Total rules 26 place count 165 transition count 290
Iterating global reduction 0 with 26 rules applied. Total rules applied 52 place count 165 transition count 290
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 55 place count 165 transition count 287
Discarding 23 places :
Symmetric choice reduction at 1 with 23 rule applications. Total rules 78 place count 142 transition count 261
Iterating global reduction 1 with 23 rules applied. Total rules applied 101 place count 142 transition count 261
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 116 place count 142 transition count 246
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 127 place count 131 transition count 233
Iterating global reduction 2 with 11 rules applied. Total rules applied 138 place count 131 transition count 233
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 2 with 15 rules applied. Total rules applied 153 place count 131 transition count 218
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 156 place count 128 transition count 214
Iterating global reduction 3 with 3 rules applied. Total rules applied 159 place count 128 transition count 214
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 162 place count 125 transition count 211
Iterating global reduction 3 with 3 rules applied. Total rules applied 165 place count 125 transition count 211
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 166 place count 124 transition count 210
Iterating global reduction 3 with 1 rules applied. Total rules applied 167 place count 124 transition count 210
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 168 place count 123 transition count 209
Iterating global reduction 3 with 1 rules applied. Total rules applied 169 place count 123 transition count 209
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 170 place count 122 transition count 208
Iterating global reduction 3 with 1 rules applied. Total rules applied 171 place count 122 transition count 208
Applied a total of 171 rules in 14 ms. Remains 122 /191 variables (removed 69) and now considering 208/401 (removed 193) transitions.
// Phase 1: matrix 208 rows 122 cols
[2025-06-05 22:28:22] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:28:22] [INFO ] Implicit Places using invariants in 65 ms returned []
[2025-06-05 22:28:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:28:22] [INFO ] State equation strengthened by 123 read => feed constraints.
[2025-06-05 22:28:23] [INFO ] Implicit Places using invariants and state equation in 688 ms returned []
Implicit Place search using SMT with State Equation took 760 ms to find 0 implicit places.
Running 207 sub problems to find dead transitions.
[2025-06-05 22:28:23] [INFO ] Invariant cache hit.
[2025-06-05 22:28:23] [INFO ] State equation strengthened by 123 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/121 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 3 (OVERLAPS) 1/122 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/122 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 5 (OVERLAPS) 208/330 variables, 122/126 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/330 variables, 123/249 constraints. Problems are: Problem set: 0 solved, 207 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:28:29] [INFO ] Deduced a trap composed of 21 places in 37 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/330 variables, 1/250 constraints. Problems are: Problem set: 0 solved, 207 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:28:33] [INFO ] Deduced a trap composed of 49 places in 40 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/330 variables, 1/251 constraints. Problems are: Problem set: 0 solved, 207 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/330 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 10 (OVERLAPS) 0/330 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 207 unsolved
No progress, stopping.
After SMT solving in domain Real declared 330/330 variables, and 251 constraints, problems are : Problem set: 0 solved, 207 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 122/122 constraints, ReadFeed: 123/123 constraints, PredecessorRefiner: 207/207 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 207 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/121 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 3 (OVERLAPS) 1/122 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/122 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/122 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 6 (OVERLAPS) 208/330 variables, 122/128 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/330 variables, 123/251 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/330 variables, 207/458 constraints. Problems are: Problem set: 0 solved, 207 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:29:01] [INFO ] Deduced a trap composed of 35 places in 49 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/330 variables, 1/459 constraints. Problems are: Problem set: 0 solved, 207 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 330/330 variables, and 459 constraints, problems are : Problem set: 0 solved, 207 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 122/122 constraints, ReadFeed: 123/123 constraints, PredecessorRefiner: 207/207 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60130ms problems are : Problem set: 0 solved, 207 unsolved
Search for dead transitions found 0 dead transitions in 60131ms
Starting structural reductions in LTL mode, iteration 1 : 122/191 places, 208/401 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60906 ms. Remains : 122/191 places, 208/401 transitions.
[2025-06-05 22:29:23] [INFO ] Flatten gal took : 6 ms
[2025-06-05 22:29:23] [INFO ] Flatten gal took : 7 ms
[2025-06-05 22:29:23] [INFO ] Input system was already deterministic with 208 transitions.
[2025-06-05 22:29:23] [INFO ] Flatten gal took : 8 ms
[2025-06-05 22:29:23] [INFO ] Flatten gal took : 9 ms
[2025-06-05 22:29:23] [INFO ] Time to serialize gal into /tmp/CTLFireability14541040857063707305.gal : 14 ms
[2025-06-05 22:29:23] [INFO ] Time to serialize properties into /tmp/CTLFireability17893081629537557485.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14541040857063707305.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17893081629537557485.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-05 22:29:53] [INFO ] Flatten gal took : 5 ms
[2025-06-05 22:29:53] [INFO ] Applying decomposition
[2025-06-05 22:29:53] [INFO ] Flatten gal took : 5 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/graph5627811643014214699.txt' '-o' '/tmp/graph5627811643014214699.bin' '-w' '/tmp/graph5627811643014214699.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5627811643014214699.bin' '-l' '-1' '-v' '-w' '/tmp/graph5627811643014214699.weights' '-q' '0' '-e' '0.001'
[2025-06-05 22:29:53] [INFO ] Decomposing Gal with order
[2025-06-05 22:29:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 22:29:53] [INFO ] Removed a total of 145 redundant transitions.
[2025-06-05 22:29:53] [INFO ] Flatten gal took : 13 ms
[2025-06-05 22:29:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 109 labels/synchronizations in 3 ms.
[2025-06-05 22:29:53] [INFO ] Time to serialize gal into /tmp/CTLFireability18065920513611967577.gal : 2 ms
[2025-06-05 22:29:53] [INFO ] Time to serialize properties into /tmp/CTLFireability8640845126025955595.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18065920513611967577.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8640845126025955595.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 30 places :
Symmetric choice reduction at 0 with 30 rule applications. Total rules 30 place count 161 transition count 250
Iterating global reduction 0 with 30 rules applied. Total rules applied 60 place count 161 transition count 250
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 64 place count 161 transition count 246
Discarding 26 places :
Symmetric choice reduction at 1 with 26 rule applications. Total rules 90 place count 135 transition count 217
Iterating global reduction 1 with 26 rules applied. Total rules applied 116 place count 135 transition count 217
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 1 with 19 rules applied. Total rules applied 135 place count 135 transition count 198
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 149 place count 121 transition count 182
Iterating global reduction 2 with 14 rules applied. Total rules applied 163 place count 121 transition count 182
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 173 place count 121 transition count 172
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 176 place count 118 transition count 168
Iterating global reduction 3 with 3 rules applied. Total rules applied 179 place count 118 transition count 168
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 182 place count 115 transition count 165
Iterating global reduction 3 with 3 rules applied. Total rules applied 185 place count 115 transition count 165
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 186 place count 114 transition count 164
Iterating global reduction 3 with 1 rules applied. Total rules applied 187 place count 114 transition count 164
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 188 place count 113 transition count 163
Iterating global reduction 3 with 1 rules applied. Total rules applied 189 place count 113 transition count 163
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 190 place count 112 transition count 162
Iterating global reduction 3 with 1 rules applied. Total rules applied 191 place count 112 transition count 162
Applied a total of 191 rules in 12 ms. Remains 112 /191 variables (removed 79) and now considering 162/401 (removed 239) transitions.
// Phase 1: matrix 162 rows 112 cols
[2025-06-05 22:30:23] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:30:23] [INFO ] Implicit Places using invariants in 146 ms returned []
[2025-06-05 22:30:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:30:23] [INFO ] State equation strengthened by 88 read => feed constraints.
[2025-06-05 22:30:24] [INFO ] Implicit Places using invariants and state equation in 485 ms returned []
Implicit Place search using SMT with State Equation took 634 ms to find 0 implicit places.
Running 161 sub problems to find dead transitions.
[2025-06-05 22:30:24] [INFO ] Invariant cache hit.
[2025-06-05 22:30:24] [INFO ] State equation strengthened by 88 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/111 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/111 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/111 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 3 (OVERLAPS) 1/112 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/112 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 5 (OVERLAPS) 162/274 variables, 112/116 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/274 variables, 88/204 constraints. Problems are: Problem set: 0 solved, 161 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:30:28] [INFO ] Deduced a trap composed of 21 places in 38 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 1/205 constraints. Problems are: Problem set: 0 solved, 161 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:30:30] [INFO ] Deduced a trap composed of 51 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:30:30] [INFO ] Deduced a trap composed of 38 places in 49 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/274 variables, 2/207 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 10 (OVERLAPS) 0/274 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 161 unsolved
No progress, stopping.
After SMT solving in domain Real declared 274/274 variables, and 207 constraints, problems are : Problem set: 0 solved, 161 unsolved in 17217 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 112/112 constraints, ReadFeed: 88/88 constraints, PredecessorRefiner: 161/161 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 161 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/111 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/111 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/111 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 3 (OVERLAPS) 1/112 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/112 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/112 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 6 (OVERLAPS) 162/274 variables, 112/119 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/274 variables, 88/207 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/274 variables, 161/368 constraints. Problems are: Problem set: 0 solved, 161 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:30:52] [INFO ] Deduced a trap along path composed of 4 places in 24 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 1/369 constraints. Problems are: Problem set: 0 solved, 161 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/274 variables, 0/369 constraints. Problems are: Problem set: 0 solved, 161 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 274/274 variables, and 369 constraints, problems are : Problem set: 0 solved, 161 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 112/112 constraints, ReadFeed: 88/88 constraints, PredecessorRefiner: 161/161 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 47291ms problems are : Problem set: 0 solved, 161 unsolved
Search for dead transitions found 0 dead transitions in 47291ms
Starting structural reductions in LTL mode, iteration 1 : 112/191 places, 162/401 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 47938 ms. Remains : 112/191 places, 162/401 transitions.
[2025-06-05 22:31:11] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:31:11] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:31:11] [INFO ] Input system was already deterministic with 162 transitions.
[2025-06-05 22:31:11] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:31:11] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:31:11] [INFO ] Time to serialize gal into /tmp/CTLFireability6802820570898188840.gal : 1 ms
[2025-06-05 22:31:11] [INFO ] Time to serialize properties into /tmp/CTLFireability642430185064279545.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6802820570898188840.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability642430185064279545.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-05 22:31:41] [INFO ] Flatten gal took : 8 ms
[2025-06-05 22:31:41] [INFO ] Applying decomposition
[2025-06-05 22:31:41] [INFO ] Flatten gal took : 3 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/graph10764861050301474790.txt' '-o' '/tmp/graph10764861050301474790.bin' '-w' '/tmp/graph10764861050301474790.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10764861050301474790.bin' '-l' '-1' '-v' '-w' '/tmp/graph10764861050301474790.weights' '-q' '0' '-e' '0.001'
[2025-06-05 22:31:41] [INFO ] Decomposing Gal with order
[2025-06-05 22:31:41] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 22:31:41] [INFO ] Removed a total of 147 redundant transitions.
[2025-06-05 22:31:41] [INFO ] Flatten gal took : 10 ms
[2025-06-05 22:31:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 119 labels/synchronizations in 3 ms.
[2025-06-05 22:31:41] [INFO ] Time to serialize gal into /tmp/CTLFireability14425795829485004651.gal : 1 ms
[2025-06-05 22:31:41] [INFO ] Time to serialize properties into /tmp/CTLFireability3298090073007854173.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14425795829485004651.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3298090073007854173.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 32 places :
Symmetric choice reduction at 0 with 32 rule applications. Total rules 32 place count 159 transition count 243
Iterating global reduction 0 with 32 rules applied. Total rules applied 64 place count 159 transition count 243
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 68 place count 159 transition count 239
Discarding 28 places :
Symmetric choice reduction at 1 with 28 rule applications. Total rules 96 place count 131 transition count 208
Iterating global reduction 1 with 28 rules applied. Total rules applied 124 place count 131 transition count 208
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 139 place count 131 transition count 193
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 154 place count 116 transition count 176
Iterating global reduction 2 with 15 rules applied. Total rules applied 169 place count 116 transition count 176
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 181 place count 116 transition count 164
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 184 place count 113 transition count 160
Iterating global reduction 3 with 3 rules applied. Total rules applied 187 place count 113 transition count 160
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 190 place count 110 transition count 157
Iterating global reduction 3 with 3 rules applied. Total rules applied 193 place count 110 transition count 157
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 195 place count 108 transition count 155
Iterating global reduction 3 with 2 rules applied. Total rules applied 197 place count 108 transition count 155
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 199 place count 106 transition count 153
Iterating global reduction 3 with 2 rules applied. Total rules applied 201 place count 106 transition count 153
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 202 place count 105 transition count 152
Iterating global reduction 3 with 1 rules applied. Total rules applied 203 place count 105 transition count 152
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 204 place count 104 transition count 150
Iterating global reduction 3 with 1 rules applied. Total rules applied 205 place count 104 transition count 150
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 206 place count 103 transition count 149
Iterating global reduction 3 with 1 rules applied. Total rules applied 207 place count 103 transition count 149
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 208 place count 102 transition count 148
Iterating global reduction 3 with 1 rules applied. Total rules applied 209 place count 102 transition count 148
Applied a total of 209 rules in 18 ms. Remains 102 /191 variables (removed 89) and now considering 148/401 (removed 253) transitions.
// Phase 1: matrix 148 rows 102 cols
[2025-06-05 22:32:11] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:32:11] [INFO ] Implicit Places using invariants in 90 ms returned []
[2025-06-05 22:32:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:32:11] [INFO ] State equation strengthened by 80 read => feed constraints.
[2025-06-05 22:32:12] [INFO ] Implicit Places using invariants and state equation in 618 ms returned []
Implicit Place search using SMT with State Equation took 750 ms to find 0 implicit places.
Running 147 sub problems to find dead transitions.
[2025-06-05 22:32:12] [INFO ] Invariant cache hit.
[2025-06-05 22:32:12] [INFO ] State equation strengthened by 80 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 3 (OVERLAPS) 1/102 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 5 (OVERLAPS) 148/250 variables, 102/106 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/250 variables, 80/186 constraints. Problems are: Problem set: 0 solved, 147 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:32:16] [INFO ] Deduced a trap composed of 21 places in 41 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/250 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 147 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/250 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 147 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 187 constraints, problems are : Problem set: 0 solved, 147 unsolved in 15769 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 102/102 constraints, ReadFeed: 80/80 constraints, PredecessorRefiner: 147/147 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 147 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 3 (OVERLAPS) 1/102 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/102 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 6 (OVERLAPS) 148/250 variables, 102/107 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/250 variables, 80/187 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 147/334 constraints. Problems are: Problem set: 0 solved, 147 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:32:34] [INFO ] Deduced a trap along path composed of 4 places in 31 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:32:34] [INFO ] Deduced a trap along path composed of 17 places in 29 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 2/336 constraints. Problems are: Problem set: 0 solved, 147 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:32:43] [INFO ] Deduced a trap along path composed of 10 places in 21 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/250 variables, 1/337 constraints. Problems are: Problem set: 0 solved, 147 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/250 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 147 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 250/250 variables, and 337 constraints, problems are : Problem set: 0 solved, 147 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 102/102 constraints, ReadFeed: 80/80 constraints, PredecessorRefiner: 147/147 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 45836ms problems are : Problem set: 0 solved, 147 unsolved
Search for dead transitions found 0 dead transitions in 45837ms
Starting structural reductions in LTL mode, iteration 1 : 102/191 places, 148/401 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 46606 ms. Remains : 102/191 places, 148/401 transitions.
[2025-06-05 22:32:58] [INFO ] Flatten gal took : 7 ms
[2025-06-05 22:32:58] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:32:58] [INFO ] Input system was already deterministic with 148 transitions.
[2025-06-05 22:32:58] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:32:58] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:32:58] [INFO ] Time to serialize gal into /tmp/CTLFireability16525400571223762768.gal : 1 ms
[2025-06-05 22:32:58] [INFO ] Time to serialize properties into /tmp/CTLFireability12777192945993111582.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability16525400571223762768.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12777192945993111582.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-05 22:33:28] [INFO ] Flatten gal took : 9 ms
[2025-06-05 22:33:28] [INFO ] Applying decomposition
[2025-06-05 22:33:28] [INFO ] Flatten gal took : 4 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/graph12370368063549291978.txt' '-o' '/tmp/graph12370368063549291978.bin' '-w' '/tmp/graph12370368063549291978.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph12370368063549291978.bin' '-l' '-1' '-v' '-w' '/tmp/graph12370368063549291978.weights' '-q' '0' '-e' '0.001'
[2025-06-05 22:33:28] [INFO ] Decomposing Gal with order
[2025-06-05 22:33:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 22:33:28] [INFO ] Removed a total of 93 redundant transitions.
[2025-06-05 22:33:28] [INFO ] Flatten gal took : 7 ms
[2025-06-05 22:33:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 72 labels/synchronizations in 2 ms.
[2025-06-05 22:33:28] [INFO ] Time to serialize gal into /tmp/CTLFireability6781366508546489222.gal : 2 ms
[2025-06-05 22:33:28] [INFO ] Time to serialize properties into /tmp/CTLFireability10825105135846023736.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6781366508546489222.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10825105135846023736.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 30 places :
Symmetric choice reduction at 0 with 30 rule applications. Total rules 30 place count 161 transition count 265
Iterating global reduction 0 with 30 rules applied. Total rules applied 60 place count 161 transition count 265
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 64 place count 161 transition count 261
Discarding 26 places :
Symmetric choice reduction at 1 with 26 rule applications. Total rules 90 place count 135 transition count 232
Iterating global reduction 1 with 26 rules applied. Total rules applied 116 place count 135 transition count 232
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 132 place count 135 transition count 216
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 144 place count 123 transition count 203
Iterating global reduction 2 with 12 rules applied. Total rules applied 156 place count 123 transition count 203
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 162 place count 123 transition count 197
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 165 place count 120 transition count 193
Iterating global reduction 3 with 3 rules applied. Total rules applied 168 place count 120 transition count 193
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 171 place count 117 transition count 190
Iterating global reduction 3 with 3 rules applied. Total rules applied 174 place count 117 transition count 190
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 176 place count 115 transition count 188
Iterating global reduction 3 with 2 rules applied. Total rules applied 178 place count 115 transition count 188
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 180 place count 113 transition count 186
Iterating global reduction 3 with 2 rules applied. Total rules applied 182 place count 113 transition count 186
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 183 place count 112 transition count 185
Iterating global reduction 3 with 1 rules applied. Total rules applied 184 place count 112 transition count 185
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 185 place count 111 transition count 183
Iterating global reduction 3 with 1 rules applied. Total rules applied 186 place count 111 transition count 183
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 187 place count 110 transition count 182
Iterating global reduction 3 with 1 rules applied. Total rules applied 188 place count 110 transition count 182
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 189 place count 109 transition count 181
Iterating global reduction 3 with 1 rules applied. Total rules applied 190 place count 109 transition count 181
Applied a total of 190 rules in 11 ms. Remains 109 /191 variables (removed 82) and now considering 181/401 (removed 220) transitions.
// Phase 1: matrix 181 rows 109 cols
[2025-06-05 22:33:58] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:33:58] [INFO ] Implicit Places using invariants in 116 ms returned []
[2025-06-05 22:33:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:33:58] [INFO ] State equation strengthened by 106 read => feed constraints.
[2025-06-05 22:33:59] [INFO ] Implicit Places using invariants and state equation in 450 ms returned []
Implicit Place search using SMT with State Equation took 582 ms to find 0 implicit places.
Running 180 sub problems to find dead transitions.
[2025-06-05 22:33:59] [INFO ] Invariant cache hit.
[2025-06-05 22:33:59] [INFO ] State equation strengthened by 106 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 3 (OVERLAPS) 1/109 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 5 (OVERLAPS) 181/290 variables, 109/113 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/290 variables, 106/219 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/290 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 8 (OVERLAPS) 0/290 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 180 unsolved
No progress, stopping.
After SMT solving in domain Real declared 290/290 variables, and 219 constraints, problems are : Problem set: 0 solved, 180 unsolved in 9866 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 109/109 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 180/180 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 180 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 3 (OVERLAPS) 1/109 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 5 (OVERLAPS) 181/290 variables, 109/113 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/290 variables, 106/219 constraints. Problems are: Problem set: 0 solved, 180 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/290 variables, 180/399 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:34:14] [INFO ] Deduced a trap composed of 21 places in 44 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/290 variables, 1/400 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:34:24] [INFO ] Deduced a trap along path composed of 17 places in 31 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/290 variables, 1/401 constraints. Problems are: Problem set: 0 solved, 180 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 290/290 variables, and 401 constraints, problems are : Problem set: 0 solved, 180 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 109/109 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 180/180 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 39944ms problems are : Problem set: 0 solved, 180 unsolved
Search for dead transitions found 0 dead transitions in 39944ms
Starting structural reductions in LTL mode, iteration 1 : 109/191 places, 181/401 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40538 ms. Remains : 109/191 places, 181/401 transitions.
[2025-06-05 22:34:39] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:34:39] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:34:39] [INFO ] Input system was already deterministic with 181 transitions.
[2025-06-05 22:34:39] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:34:39] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:34:39] [INFO ] Time to serialize gal into /tmp/CTLFireability962625839143561237.gal : 1 ms
[2025-06-05 22:34:39] [INFO ] Time to serialize properties into /tmp/CTLFireability2783054006775920875.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability962625839143561237.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2783054006775920875.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-05 22:35:09] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:35:09] [INFO ] Applying decomposition
[2025-06-05 22:35:09] [INFO ] Flatten gal took : 4 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/graph5938454002474209158.txt' '-o' '/tmp/graph5938454002474209158.bin' '-w' '/tmp/graph5938454002474209158.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5938454002474209158.bin' '-l' '-1' '-v' '-w' '/tmp/graph5938454002474209158.weights' '-q' '0' '-e' '0.001'
[2025-06-05 22:35:09] [INFO ] Decomposing Gal with order
[2025-06-05 22:35:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 22:35:09] [INFO ] Removed a total of 113 redundant transitions.
[2025-06-05 22:35:09] [INFO ] Flatten gal took : 9 ms
[2025-06-05 22:35:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 96 labels/synchronizations in 2 ms.
[2025-06-05 22:35:09] [INFO ] Time to serialize gal into /tmp/CTLFireability8913931901507600957.gal : 2 ms
[2025-06-05 22:35:09] [INFO ] Time to serialize properties into /tmp/CTLFireability18049576282648396090.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability8913931901507600957.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability18049576282648396090.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 29 places :
Symmetric choice reduction at 0 with 29 rule applications. Total rules 29 place count 162 transition count 246
Iterating global reduction 0 with 29 rules applied. Total rules applied 58 place count 162 transition count 246
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 62 place count 162 transition count 242
Discarding 25 places :
Symmetric choice reduction at 1 with 25 rule applications. Total rules 87 place count 137 transition count 214
Iterating global reduction 1 with 25 rules applied. Total rules applied 112 place count 137 transition count 214
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 1 with 13 rules applied. Total rules applied 125 place count 137 transition count 201
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 137 place count 125 transition count 188
Iterating global reduction 2 with 12 rules applied. Total rules applied 149 place count 125 transition count 188
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 161 place count 125 transition count 176
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 162 place count 124 transition count 175
Iterating global reduction 3 with 1 rules applied. Total rules applied 163 place count 124 transition count 175
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 164 place count 123 transition count 174
Iterating global reduction 3 with 1 rules applied. Total rules applied 165 place count 123 transition count 174
Applied a total of 165 rules in 26 ms. Remains 123 /191 variables (removed 68) and now considering 174/401 (removed 227) transitions.
// Phase 1: matrix 174 rows 123 cols
[2025-06-05 22:35:39] [INFO ] Computed 4 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:35:39] [INFO ] Implicit Places using invariants in 78 ms returned []
[2025-06-05 22:35:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:35:39] [INFO ] State equation strengthened by 90 read => feed constraints.
[2025-06-05 22:35:40] [INFO ] Implicit Places using invariants and state equation in 598 ms returned []
Implicit Place search using SMT with State Equation took 678 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:35:40] [INFO ] Redundant transitions in 3 ms returned []
Running 173 sub problems to find dead transitions.
[2025-06-05 22:35:40] [INFO ] Invariant cache hit.
[2025-06-05 22:35:40] [INFO ] State equation strengthened by 90 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 3 (OVERLAPS) 1/123 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 5 (OVERLAPS) 174/297 variables, 123/127 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/297 variables, 90/217 constraints. Problems are: Problem set: 0 solved, 173 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:45] [INFO ] Deduced a trap composed of 21 places in 47 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/297 variables, 1/218 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/297 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 173 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:50] [INFO ] Deduced a trap composed of 47 places in 42 ms of which 3 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/297 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/297 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 11 (OVERLAPS) 0/297 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 173 unsolved
No progress, stopping.
After SMT solving in domain Real declared 297/297 variables, and 219 constraints, problems are : Problem set: 0 solved, 173 unsolved in 23173 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 123/123 constraints, ReadFeed: 90/90 constraints, PredecessorRefiner: 173/173 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 173 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 3 (OVERLAPS) 1/123 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/123 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 6 (OVERLAPS) 174/297 variables, 123/129 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/297 variables, 90/219 constraints. Problems are: Problem set: 0 solved, 173 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/297 variables, 173/392 constraints. Problems are: Problem set: 0 solved, 173 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:36:13] [INFO ] Deduced a trap along path composed of 23 places in 32 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/297 variables, 1/393 constraints. Problems are: Problem set: 0 solved, 173 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 297/297 variables, and 393 constraints, problems are : Problem set: 0 solved, 173 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 123/123 constraints, ReadFeed: 90/90 constraints, PredecessorRefiner: 173/173 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 53259ms problems are : Problem set: 0 solved, 173 unsolved
Search for dead transitions found 0 dead transitions in 53260ms
Starting structural reductions in SI_CTL mode, iteration 1 : 123/191 places, 174/401 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 53974 ms. Remains : 123/191 places, 174/401 transitions.
[2025-06-05 22:36:33] [INFO ] Flatten gal took : 5 ms
[2025-06-05 22:36:33] [INFO ] Flatten gal took : 5 ms
[2025-06-05 22:36:33] [INFO ] Input system was already deterministic with 174 transitions.
[2025-06-05 22:36:33] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:36:33] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:36:33] [INFO ] Time to serialize gal into /tmp/CTLFireability17096753372974820363.gal : 1 ms
[2025-06-05 22:36:33] [INFO ] Time to serialize properties into /tmp/CTLFireability10793099004993874236.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17096753372974820363.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10793099004993874236.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-05 22:37:03] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:37:03] [INFO ] Applying decomposition
[2025-06-05 22:37:03] [INFO ] Flatten gal took : 4 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/graph7712577840384494803.txt' '-o' '/tmp/graph7712577840384494803.bin' '-w' '/tmp/graph7712577840384494803.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph7712577840384494803.bin' '-l' '-1' '-v' '-w' '/tmp/graph7712577840384494803.weights' '-q' '0' '-e' '0.001'
[2025-06-05 22:37:03] [INFO ] Decomposing Gal with order
[2025-06-05 22:37:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 22:37:03] [INFO ] Removed a total of 142 redundant transitions.
[2025-06-05 22:37:03] [INFO ] Flatten gal took : 8 ms
[2025-06-05 22:37:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 92 labels/synchronizations in 2 ms.
[2025-06-05 22:37:03] [INFO ] Time to serialize gal into /tmp/CTLFireability2229140044874792075.gal : 2 ms
[2025-06-05 22:37:03] [INFO ] Time to serialize properties into /tmp/CTLFireability16458034033645402398.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2229140044874792075.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16458034033645402398.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 36 places :
Symmetric choice reduction at 0 with 36 rule applications. Total rules 36 place count 155 transition count 199
Iterating global reduction 0 with 36 rules applied. Total rules applied 72 place count 155 transition count 199
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 76 place count 155 transition count 195
Discarding 31 places :
Symmetric choice reduction at 1 with 31 rule applications. Total rules 107 place count 124 transition count 161
Iterating global reduction 1 with 31 rules applied. Total rules applied 138 place count 124 transition count 161
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 152 place count 124 transition count 147
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 170 place count 106 transition count 127
Iterating global reduction 2 with 18 rules applied. Total rules applied 188 place count 106 transition count 127
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 198 place count 106 transition count 117
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 203 place count 101 transition count 111
Iterating global reduction 3 with 5 rules applied. Total rules applied 208 place count 101 transition count 111
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 213 place count 96 transition count 106
Iterating global reduction 3 with 5 rules applied. Total rules applied 218 place count 96 transition count 106
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 221 place count 93 transition count 103
Iterating global reduction 3 with 3 rules applied. Total rules applied 224 place count 93 transition count 103
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 225 place count 93 transition count 102
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 228 place count 90 transition count 99
Iterating global reduction 4 with 3 rules applied. Total rules applied 231 place count 90 transition count 99
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 232 place count 89 transition count 98
Iterating global reduction 4 with 1 rules applied. Total rules applied 233 place count 89 transition count 98
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 234 place count 88 transition count 96
Iterating global reduction 4 with 1 rules applied. Total rules applied 235 place count 88 transition count 96
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 236 place count 87 transition count 95
Iterating global reduction 4 with 1 rules applied. Total rules applied 237 place count 87 transition count 95
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 238 place count 86 transition count 94
Iterating global reduction 4 with 1 rules applied. Total rules applied 239 place count 86 transition count 94
Applied a total of 239 rules in 29 ms. Remains 86 /191 variables (removed 105) and now considering 94/401 (removed 307) transitions.
// Phase 1: matrix 94 rows 86 cols
[2025-06-05 22:37:33] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:37:33] [INFO ] Implicit Places using invariants in 205 ms returned []
[2025-06-05 22:37:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:37:33] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-05 22:37:33] [INFO ] Implicit Places using invariants and state equation in 183 ms returned []
Implicit Place search using SMT with State Equation took 406 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:37:33] [INFO ] Redundant transitions in 1 ms returned []
Running 93 sub problems to find dead transitions.
[2025-06-05 22:37:33] [INFO ] Invariant cache hit.
[2025-06-05 22:37:33] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/85 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 3 (OVERLAPS) 1/86 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 5 (OVERLAPS) 94/180 variables, 86/90 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/180 variables, 38/128 constraints. Problems are: Problem set: 0 solved, 93 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:37:35] [INFO ] Deduced a trap composed of 21 places in 38 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/180 variables, 1/129 constraints. Problems are: Problem set: 0 solved, 93 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:37:37] [INFO ] Deduced a trap along path composed of 17 places in 29 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/180 variables, 1/130 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/180 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 10 (OVERLAPS) 0/180 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 93 unsolved
No progress, stopping.
After SMT solving in domain Real declared 180/180 variables, and 130 constraints, problems are : Problem set: 0 solved, 93 unsolved in 6792 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 86/86 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 93/93 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 93 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/85 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 3 (OVERLAPS) 1/86 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/86 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/86 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 6 (OVERLAPS) 94/180 variables, 86/91 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/180 variables, 38/129 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/180 variables, 93/222 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/180 variables, 1/223 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/180 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 11 (OVERLAPS) 0/180 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 93 unsolved
No progress, stopping.
After SMT solving in domain Int declared 180/180 variables, and 223 constraints, problems are : Problem set: 0 solved, 93 unsolved in 13226 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 86/86 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 93/93 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 20046ms problems are : Problem set: 0 solved, 93 unsolved
Search for dead transitions found 0 dead transitions in 20046ms
Starting structural reductions in SI_CTL mode, iteration 1 : 86/191 places, 94/401 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 20487 ms. Remains : 86/191 places, 94/401 transitions.
[2025-06-05 22:37:53] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:37:53] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:37:53] [INFO ] Input system was already deterministic with 94 transitions.
[2025-06-05 22:37:53] [INFO ] Flatten gal took : 2 ms
[2025-06-05 22:37:54] [INFO ] Flatten gal took : 2 ms
[2025-06-05 22:37:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3667381357591220327.gal : 1 ms
[2025-06-05 22:37:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17179095133100763441.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3667381357591220327.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17179095133100763441.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17179095133100763441.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :7 after 40
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :40 after 138
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :138 after 205
RANDOM walk for 40000 steps (8928 resets) in 153 ms. (259 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :205 after 1581
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :1581 after 3423
BEST_FIRST walk for 40002 steps (4151 resets) in 82 ms. (481 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :3423 after 5523
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :5523 after 41667
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :41667 after 254725
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :254725 after 2.38636e+06
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2.38636e+06 after 2.83766e+07
Interrupted probabilistic random walk after 3078733 steps, run timeout after 3001 ms. (steps per millisecond=1025 ) properties seen :0 out of 1
Probabilistic random walk after 3078733 steps, saw 1268066 distinct states, run finished after 3001 ms. (steps per millisecond=1025 ) properties seen :0
[2025-06-05 22:37:57] [INFO ] Invariant cache hit.
[2025-06-05 22:37:57] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 51/53 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 11/64 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3/67 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 81/148 variables, 67/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/148 variables, 25/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/148 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 32/180 variables, 19/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/180 variables, 13/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/180 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/180 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 180/180 variables, and 128 constraints, problems are : Problem set: 0 solved, 1 unsolved in 96 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 86/86 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 51/53 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 11/64 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3/67 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :2.83766e+07 after 3.21368e+08
[2025-06-05 22:37:57] [INFO ] Deduced a trap composed of 24 places in 24 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/67 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 81/148 variables, 67/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/148 variables, 25/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/148 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 32/180 variables, 19/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/180 variables, 13/129 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/180 variables, 1/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:37:57] [INFO ] Deduced a trap composed of 21 places in 42 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/180 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/180 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/180 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 180/180 variables, and 131 constraints, problems are : Problem set: 0 solved, 1 unsolved in 194 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 86/86 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 294ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 15 ms.
Support contains 2 out of 86 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 94/94 transitions.
Graph (complete) has 236 edges and 86 vertex of which 85 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 85 transition count 92
Applied a total of 3 rules in 3 ms. Remains 85 /86 variables (removed 1) and now considering 92/94 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 85/86 places, 92/94 transitions.
RANDOM walk for 4000000 steps (897684 resets) in 5432 ms. (736 steps per ms) remains 1/1 properties
BEST_FIRST walk for 4000004 steps (413726 resets) in 2807 ms. (1424 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :3.21368e+08 after 5.09146e+09
Interrupted probabilistic random walk after 5631697 steps, run timeout after 6001 ms. (steps per millisecond=938 ) properties seen :0 out of 1
Probabilistic random walk after 5631697 steps, saw 2302476 distinct states, run finished after 6001 ms. (steps per millisecond=938 ) properties seen :0
// Phase 1: matrix 92 rows 85 cols
[2025-06-05 22:38:05] [INFO ] Computed 3 invariants in 1 ms
[2025-06-05 22:38:05] [INFO ] State equation strengthened by 36 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 71/79 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 10/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 41/120 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/120 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 5/125 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/125 variables, 5/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:05] [INFO ] Deduced a trap composed of 24 places in 27 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/125 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/125 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/127 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/127 variables, 2/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/127 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 50/177 variables, 60/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/177 variables, 26/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (INCLUDED_ONLY) 0/177 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/177 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 177/177 variables, and 125 constraints, problems are : Problem set: 0 solved, 1 unsolved in 142 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 85/85 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 71/79 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 10/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 41/120 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/120 variables, 5/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/120 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 5/125 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/125 variables, 5/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/125 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/125 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/127 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/127 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/127 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 50/177 variables, 60/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/177 variables, 26/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:05] [INFO ] Deduced a trap composed of 20 places in 39 ms of which 3 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/177 variables, 1/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/177 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/177 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 177/177 variables, and 127 constraints, problems are : Problem set: 0 solved, 1 unsolved in 167 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 85/85 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 314ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 11 ms.
Support contains 2 out of 85 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 92/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 85 /85 variables (removed 0) and now considering 92/92 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 85/85 places, 92/92 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 92/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 85 /85 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-05 22:38:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:38:06] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-05 22:38:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:38:06] [INFO ] State equation strengthened by 36 read => feed constraints.
[2025-06-05 22:38:06] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 186 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:38:06] [INFO ] Redundant transitions in 0 ms returned []
Running 91 sub problems to find dead transitions.
[2025-06-05 22:38:06] [INFO ] Invariant cache hit.
[2025-06-05 22:38:06] [INFO ] State equation strengthened by 36 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/84 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/84 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (OVERLAPS) 1/85 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/177 variables, 85/88 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/177 variables, 36/124 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:07] [INFO ] Deduced a trap composed of 20 places in 38 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/177 variables, 1/125 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/177 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 9 (OVERLAPS) 0/177 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 177/177 variables, and 125 constraints, problems are : Problem set: 0 solved, 91 unsolved in 4403 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 85/85 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/84 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/84 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (OVERLAPS) 1/85 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (OVERLAPS) 92/177 variables, 85/89 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/177 variables, 36/125 constraints. Problems are: Problem set: 0 solved, 91 unsolved
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :5.09146e+09 after 4.20704e+10
At refinement iteration 8 (INCLUDED_ONLY) 0/177 variables, 91/216 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:16] [INFO ] Deduced a trap along path composed of 4 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:16] [INFO ] Deduced a trap along path composed of 17 places in 27 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/177 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/177 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 11 (OVERLAPS) 0/177 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 177/177 variables, and 218 constraints, problems are : Problem set: 0 solved, 91 unsolved in 20843 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 85/85 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 25271ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 25272ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25466 ms. Remains : 85/85 places, 92/92 transitions.
RANDOM walk for 400000 steps (89460 resets) in 1800 ms. (222 steps per ms) remains 2/2 properties
Running SMT prover for 2 properties.
[2025-06-05 22:38:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:38:31] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 22:38:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 3 ms returned sat
[2025-06-05 22:38:32] [INFO ] After 27ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2025-06-05 22:38:32] [INFO ] State equation strengthened by 36 read => feed constraints.
[2025-06-05 22:38:32] [INFO ] After 16ms SMT Verify possible using 36 Read/Feed constraints in real domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-06-05 22:38:32] [INFO ] After 37ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:2
[2025-06-05 22:38:32] [INFO ] After 117ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:38:32] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 22:38:32] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-05 22:38:32] [INFO ] After 22ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-06-05 22:38:32] [INFO ] After 8ms SMT Verify possible using 36 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-06-05 22:38:32] [INFO ] After 23ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-05 22:38:32] [INFO ] After 77ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
RANDOM walk for 4000000 steps (896302 resets) in 5706 ms. (700 steps per ms) remains 1/1 properties
BEST_FIRST walk for 4000002 steps (414200 resets) in 3051 ms. (1310 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :4.20704e+10 after 1.13927e+11
Interrupted probabilistic random walk after 5644408 steps, run timeout after 6001 ms. (steps per millisecond=940 ) properties seen :0 out of 1
Probabilistic random walk after 5644408 steps, saw 2307822 distinct states, run finished after 6001 ms. (steps per millisecond=940 ) properties seen :0
[2025-06-05 22:38:40] [INFO ] Invariant cache hit.
[2025-06-05 22:38:40] [INFO ] State equation strengthened by 36 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 71/79 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 10/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 41/120 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/120 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 5/125 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/125 variables, 5/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:40] [INFO ] Deduced a trap composed of 24 places in 28 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/125 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/125 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/127 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/127 variables, 2/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/127 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 50/177 variables, 60/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/177 variables, 26/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (INCLUDED_ONLY) 0/177 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/177 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 177/177 variables, and 125 constraints, problems are : Problem set: 0 solved, 1 unsolved in 139 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 85/85 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 71/79 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 10/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 41/120 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/120 variables, 5/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/120 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 5/125 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/125 variables, 5/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/125 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/125 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/127 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/127 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/127 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 50/177 variables, 60/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/177 variables, 26/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:40] [INFO ] Deduced a trap composed of 20 places in 36 ms of which 3 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/177 variables, 1/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/177 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/177 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 177/177 variables, and 127 constraints, problems are : Problem set: 0 solved, 1 unsolved in 162 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 85/85 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 309ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 10 ms.
Support contains 2 out of 85 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 92/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 85 /85 variables (removed 0) and now considering 92/92 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 85/85 places, 92/92 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 92/92 transitions.
Applied a total of 0 rules in 2 ms. Remains 85 /85 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-05 22:38:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:38:40] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-06-05 22:38:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:38:40] [INFO ] State equation strengthened by 36 read => feed constraints.
[2025-06-05 22:38:40] [INFO ] Implicit Places using invariants and state equation in 137 ms returned []
Implicit Place search using SMT with State Equation took 193 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:38:40] [INFO ] Redundant transitions in 0 ms returned []
Running 91 sub problems to find dead transitions.
[2025-06-05 22:38:40] [INFO ] Invariant cache hit.
[2025-06-05 22:38:40] [INFO ] State equation strengthened by 36 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/84 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/84 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (OVERLAPS) 1/85 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 92/177 variables, 85/88 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/177 variables, 36/124 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:43] [INFO ] Deduced a trap composed of 20 places in 821 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/177 variables, 1/125 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/177 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 9 (OVERLAPS) 0/177 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 177/177 variables, and 125 constraints, problems are : Problem set: 0 solved, 91 unsolved in 5473 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 85/85 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/84 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/84 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/84 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (OVERLAPS) 1/85 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (OVERLAPS) 92/177 variables, 85/89 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/177 variables, 36/125 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/177 variables, 91/216 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:52] [INFO ] Deduced a trap along path composed of 4 places in 33 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:52] [INFO ] Deduced a trap along path composed of 17 places in 23 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/177 variables, 2/218 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/177 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Reachability property SieveSingleMsgMbox-PT-d1m36-CTLFireability-2023-12 is true.
FORMULA SieveSingleMsgMbox-PT-d1m36-CTLFireability-2023-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 65537 fixpoint passes
At refinement iteration 11 (OVERLAPS) 0/177 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 177/177 variables, and 218 constraints, problems are : Problem set: 0 solved, 91 unsolved in 21545 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 85/85 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 27052ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 27054ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27254 ms. Remains : 85/85 places, 92/92 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 35 places :
Symmetric choice reduction at 0 with 35 rule applications. Total rules 35 place count 156 transition count 210
Iterating global reduction 0 with 35 rules applied. Total rules applied 70 place count 156 transition count 210
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 74 place count 156 transition count 206
Discarding 31 places :
Symmetric choice reduction at 1 with 31 rule applications. Total rules 105 place count 125 transition count 172
Iterating global reduction 1 with 31 rules applied. Total rules applied 136 place count 125 transition count 172
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 151 place count 125 transition count 157
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 169 place count 107 transition count 137
Iterating global reduction 2 with 18 rules applied. Total rules applied 187 place count 107 transition count 137
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 198 place count 107 transition count 126
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 203 place count 102 transition count 120
Iterating global reduction 3 with 5 rules applied. Total rules applied 208 place count 102 transition count 120
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 213 place count 97 transition count 115
Iterating global reduction 3 with 5 rules applied. Total rules applied 218 place count 97 transition count 115
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 221 place count 94 transition count 112
Iterating global reduction 3 with 3 rules applied. Total rules applied 224 place count 94 transition count 112
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 226 place count 94 transition count 110
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 229 place count 91 transition count 107
Iterating global reduction 4 with 3 rules applied. Total rules applied 232 place count 91 transition count 107
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 233 place count 90 transition count 106
Iterating global reduction 4 with 1 rules applied. Total rules applied 234 place count 90 transition count 106
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 235 place count 89 transition count 104
Iterating global reduction 4 with 1 rules applied. Total rules applied 236 place count 89 transition count 104
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 237 place count 88 transition count 103
Iterating global reduction 4 with 1 rules applied. Total rules applied 238 place count 88 transition count 103
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 239 place count 87 transition count 102
Iterating global reduction 4 with 1 rules applied. Total rules applied 240 place count 87 transition count 102
Applied a total of 240 rules in 19 ms. Remains 87 /191 variables (removed 104) and now considering 102/401 (removed 299) transitions.
// Phase 1: matrix 102 rows 87 cols
[2025-06-05 22:39:08] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:39:08] [INFO ] Implicit Places using invariants in 63 ms returned []
[2025-06-05 22:39:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:39:08] [INFO ] State equation strengthened by 46 read => feed constraints.
[2025-06-05 22:39:08] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 290 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:39:08] [INFO ] Redundant transitions in 0 ms returned []
Running 101 sub problems to find dead transitions.
[2025-06-05 22:39:08] [INFO ] Invariant cache hit.
[2025-06-05 22:39:08] [INFO ] State equation strengthened by 46 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 3 (OVERLAPS) 1/87 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 5 (OVERLAPS) 102/189 variables, 87/91 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/189 variables, 46/137 constraints. Problems are: Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:39:10] [INFO ] Deduced a trap composed of 21 places in 42 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/189 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 9 (OVERLAPS) 0/189 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 101 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 138 constraints, problems are : Problem set: 0 solved, 101 unsolved in 6236 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 87/87 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 101/101 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 3 (OVERLAPS) 1/87 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/87 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 6 (OVERLAPS) 102/189 variables, 87/92 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 46/138 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/189 variables, 101/239 constraints. Problems are: Problem set: 0 solved, 101 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:39:18] [INFO ] Deduced a trap along path composed of 17 places in 29 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/189 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/189 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 101 unsolved
At refinement iteration 11 (OVERLAPS) 0/189 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 101 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 240 constraints, problems are : Problem set: 0 solved, 101 unsolved in 19918 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 87/87 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 101/101 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 26185ms problems are : Problem set: 0 solved, 101 unsolved
Search for dead transitions found 0 dead transitions in 26186ms
Starting structural reductions in SI_CTL mode, iteration 1 : 87/191 places, 102/401 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 26505 ms. Remains : 87/191 places, 102/401 transitions.
[2025-06-05 22:39:34] [INFO ] Flatten gal took : 7 ms
[2025-06-05 22:39:34] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:39:34] [INFO ] Input system was already deterministic with 102 transitions.
[2025-06-05 22:39:34] [INFO ] Flatten gal took : 8 ms
[2025-06-05 22:39:34] [INFO ] Flatten gal took : 2 ms
[2025-06-05 22:39:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8871928517511008721.gal : 1 ms
[2025-06-05 22:39:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13328156847976888700.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8871928517511008721.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13328156847976888700.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (8982 resets) in 69 ms. (571 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality13328156847976888700.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 7
BEST_FIRST walk for 40001 steps (1959 resets) in 29 ms. (1333 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :7 after 40
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :40 after 138
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :138 after 253
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :253 after 1779
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :1779 after 3591
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :3591 after 5751
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :5751 after 39363
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :39363 after 265165
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :265165 after 3.31722e+06
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3.31722e+06 after 3.15017e+07
Interrupted probabilistic random walk after 2914409 steps, run timeout after 3001 ms. (steps per millisecond=971 ) properties seen :0 out of 1
Probabilistic random walk after 2914409 steps, saw 1199653 distinct states, run finished after 3003 ms. (steps per millisecond=970 ) properties seen :0
[2025-06-05 22:39:37] [INFO ] Invariant cache hit.
[2025-06-05 22:39:37] [INFO ] State equation strengthened by 46 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 51/53 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 11/64 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3/67 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 89/156 variables, 67/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/156 variables, 33/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/156 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 33/189 variables, 20/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/189 variables, 13/137 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/189 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/189 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 137 constraints, problems are : Problem set: 0 solved, 1 unsolved in 100 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 87/87 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 51/53 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 11/64 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3/67 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 89/156 variables, 67/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/156 variables, 33/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/156 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 33/189 variables, 20/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/189 variables, 13/137 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/189 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/189 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/189 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 138 constraints, problems are : Problem set: 0 solved, 1 unsolved in 222 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 87/87 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 327ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 51 ms.
Support contains 2 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 102/102 transitions.
Graph (complete) has 244 edges and 87 vertex of which 86 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 86 transition count 100
Applied a total of 3 rules in 3 ms. Remains 86 /87 variables (removed 1) and now considering 100/102 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 86/87 places, 100/102 transitions.
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :3.15017e+07 after 5.10452e+08
RANDOM walk for 4000000 steps (897288 resets) in 5751 ms. (695 steps per ms) remains 1/1 properties
BEST_FIRST walk for 4000003 steps (191650 resets) in 2317 ms. (1725 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :5.10452e+08 after 7.56751e+09
Interrupted probabilistic random walk after 5663139 steps, run timeout after 6001 ms. (steps per millisecond=943 ) properties seen :0 out of 1
Probabilistic random walk after 5663139 steps, saw 2322265 distinct states, run finished after 6001 ms. (steps per millisecond=943 ) properties seen :0
// Phase 1: matrix 100 rows 86 cols
[2025-06-05 22:39:46] [INFO ] Computed 3 invariants in 3 ms
[2025-06-05 22:39:46] [INFO ] State equation strengthened by 44 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 64/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 114/180 variables, 78/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/180 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/180 variables, 36/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/180 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6/186 variables, 2/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/186 variables, 6/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/186 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/186 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 186/186 variables, and 133 constraints, problems are : Problem set: 0 solved, 1 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 64/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 114/180 variables, 78/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/180 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/180 variables, 36/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/180 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/180 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 6/186 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/186 variables, 6/134 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:39:46] [INFO ] Deduced a trap composed of 20 places in 42 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/186 variables, 1/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/186 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/186 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 186/186 variables, and 135 constraints, problems are : Problem set: 0 solved, 1 unsolved in 422 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 511ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 45 ms.
Support contains 2 out of 86 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 100/100 transitions.
Applied a total of 0 rules in 3 ms. Remains 86 /86 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 86/86 places, 100/100 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 100/100 transitions.
Applied a total of 0 rules in 1 ms. Remains 86 /86 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2025-06-05 22:39:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:39:47] [INFO ] Implicit Places using invariants in 65 ms returned []
[2025-06-05 22:39:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:39:47] [INFO ] State equation strengthened by 44 read => feed constraints.
[2025-06-05 22:39:47] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 271 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:39:47] [INFO ] Redundant transitions in 0 ms returned []
Running 99 sub problems to find dead transitions.
[2025-06-05 22:39:47] [INFO ] Invariant cache hit.
[2025-06-05 22:39:47] [INFO ] State equation strengthened by 44 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 2 (OVERLAPS) 1/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 4 (OVERLAPS) 100/186 variables, 86/89 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/186 variables, 44/133 constraints. Problems are: Problem set: 0 solved, 99 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:39:48] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/186 variables, 1/134 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/186 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 8 (OVERLAPS) 0/186 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 99 unsolved
No progress, stopping.
After SMT solving in domain Real declared 186/186 variables, and 134 constraints, problems are : Problem set: 0 solved, 99 unsolved in 4519 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 99/99 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 99 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 2 (OVERLAPS) 1/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 5 (OVERLAPS) 100/186 variables, 86/90 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/186 variables, 44/134 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/186 variables, 99/233 constraints. Problems are: Problem set: 0 solved, 99 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:39:56] [INFO ] Deduced a trap along path composed of 4 places in 22 ms of which 1 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :7.56751e+09 after 5.38731e+10
At refinement iteration 8 (INCLUDED_ONLY) 0/186 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/186 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 10 (OVERLAPS) 0/186 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 99 unsolved
No progress, stopping.
After SMT solving in domain Int declared 186/186 variables, and 234 constraints, problems are : Problem set: 0 solved, 99 unsolved in 21939 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 99/99 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 26489ms problems are : Problem set: 0 solved, 99 unsolved
Search for dead transitions found 0 dead transitions in 26490ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26767 ms. Remains : 86/86 places, 100/100 transitions.
RANDOM walk for 400000 steps (89969 resets) in 618 ms. (646 steps per ms) remains 1/2 properties
Running SMT prover for 1 properties.
[2025-06-05 22:40:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:40:13] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-05 22:40:14] [INFO ] After 25ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-05 22:40:14] [INFO ] State equation strengthened by 44 read => feed constraints.
[2025-06-05 22:40:14] [INFO ] After 14ms SMT Verify possible using 44 Read/Feed constraints in real domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-05 22:40:14] [INFO ] After 25ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-05 22:40:14] [INFO ] After 79ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:40:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-05 22:40:14] [INFO ] After 25ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-05 22:40:14] [INFO ] After 12ms SMT Verify possible using 44 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:40:14] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 3 ms to minimize.
[2025-06-05 22:40:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 43 ms
TRAPS : Iteration 1
[2025-06-05 22:40:14] [INFO ] After 76ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-05 22:40:14] [INFO ] After 131ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
RANDOM walk for 4000000 steps (897024 resets) in 5897 ms. (678 steps per ms) remains 1/1 properties
BEST_FIRST walk for 4000004 steps (190981 resets) in 2419 ms. (1652 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 5192496 steps, run timeout after 6001 ms. (steps per millisecond=865 ) properties seen :0 out of 1
Probabilistic random walk after 5192496 steps, saw 2133546 distinct states, run finished after 6001 ms. (steps per millisecond=865 ) properties seen :0
[2025-06-05 22:40:22] [INFO ] Invariant cache hit.
[2025-06-05 22:40:22] [INFO ] State equation strengthened by 44 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 64/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 114/180 variables, 78/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/180 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/180 variables, 36/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/180 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6/186 variables, 2/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/186 variables, 6/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/186 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/186 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 186/186 variables, and 133 constraints, problems are : Problem set: 0 solved, 1 unsolved in 101 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 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 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 64/66 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 114/180 variables, 78/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/180 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/180 variables, 36/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/180 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/180 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 6/186 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/186 variables, 6/134 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:40:22] [INFO ] Deduced a trap composed of 20 places in 36 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/186 variables, 1/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/186 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/186 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 186/186 variables, and 135 constraints, problems are : Problem set: 0 solved, 1 unsolved in 436 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 550ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 39 ms.
Support contains 2 out of 86 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 100/100 transitions.
Applied a total of 0 rules in 2 ms. Remains 86 /86 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 86/86 places, 100/100 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 100/100 transitions.
Applied a total of 0 rules in 2 ms. Remains 86 /86 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2025-06-05 22:40:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:40:23] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-06-05 22:40:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:40:23] [INFO ] State equation strengthened by 44 read => feed constraints.
[2025-06-05 22:40:23] [INFO ] Implicit Places using invariants and state equation in 193 ms returned []
Implicit Place search using SMT with State Equation took 249 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:40:23] [INFO ] Redundant transitions in 1 ms returned []
Running 99 sub problems to find dead transitions.
[2025-06-05 22:40:23] [INFO ] Invariant cache hit.
[2025-06-05 22:40:23] [INFO ] State equation strengthened by 44 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 2 (OVERLAPS) 1/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 4 (OVERLAPS) 100/186 variables, 86/89 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/186 variables, 44/133 constraints. Problems are: Problem set: 0 solved, 99 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:40:24] [INFO ] Deduced a trap composed of 20 places in 39 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/186 variables, 1/134 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/186 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 8 (OVERLAPS) 0/186 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 99 unsolved
No progress, stopping.
After SMT solving in domain Real declared 186/186 variables, and 134 constraints, problems are : Problem set: 0 solved, 99 unsolved in 4500 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 99/99 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 99 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 2 (OVERLAPS) 1/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 5 (OVERLAPS) 100/186 variables, 86/90 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/186 variables, 44/134 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/186 variables, 99/233 constraints. Problems are: Problem set: 0 solved, 99 unsolved
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :5.38731e+10 after 1.18609e+11
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:40:32] [INFO ] Deduced a trap along path composed of 4 places in 24 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/186 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/186 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 10 (OVERLAPS) 0/186 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 99 unsolved
No progress, stopping.
After SMT solving in domain Int declared 186/186 variables, and 234 constraints, problems are : Problem set: 0 solved, 99 unsolved in 21971 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 99/99 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 26500ms problems are : Problem set: 0 solved, 99 unsolved
Search for dead transitions found 0 dead transitions in 26500ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26759 ms. Remains : 86/86 places, 100/100 transitions.
RANDOM walk for 400000 steps (89713 resets) in 805 ms. (496 steps per ms) remains 1/2 properties
Running SMT prover for 1 properties.
[2025-06-05 22:40:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:40:50] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-05 22:40:50] [INFO ] After 25ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-05 22:40:50] [INFO ] State equation strengthened by 44 read => feed constraints.
[2025-06-05 22:40:50] [INFO ] After 14ms SMT Verify possible using 44 Read/Feed constraints in real domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-05 22:40:50] [INFO ] After 24ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-05 22:40:50] [INFO ] After 85ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:40:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-05 22:40:50] [INFO ] After 28ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-05 22:40:50] [INFO ] After 12ms SMT Verify possible using 44 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:40:50] [INFO ] Deduced a trap composed of 20 places in 40 ms of which 3 ms to minimize.
[2025-06-05 22:40:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 51 ms
TRAPS : Iteration 1
[2025-06-05 22:40:50] [INFO ] After 75ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-05 22:40:50] [INFO ] After 133ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
RANDOM walk for 40000 steps (9009 resets) in 98 ms. (404 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (4177 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2548132 steps, run timeout after 3001 ms. (steps per millisecond=849 ) properties seen :0 out of 1
Probabilistic random walk after 2548132 steps, saw 1058951 distinct states, run finished after 3001 ms. (steps per millisecond=849 ) properties seen :0
[2025-06-05 22:40:53] [INFO ] Invariant cache hit.
[2025-06-05 22:40:53] [INFO ] State equation strengthened by 44 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 75/85 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 18/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 95/180 variables, 69/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/180 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/180 variables, 26/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/180 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 6/186 variables, 2/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/186 variables, 6/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/186 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/186 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 186/186 variables, and 133 constraints, problems are : Problem set: 0 solved, 1 unsolved in 87 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 75/85 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 18/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/85 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 95/180 variables, 69/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/180 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/180 variables, 26/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/180 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 6/186 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/186 variables, 6/134 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:40:53] [INFO ] Deduced a trap composed of 20 places in 39 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/186 variables, 1/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/186 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/186 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 186/186 variables, and 135 constraints, problems are : Problem set: 0 solved, 1 unsolved in 143 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 232ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 15 ms.
Support contains 1 out of 86 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 100/100 transitions.
Applied a total of 0 rules in 1 ms. Remains 86 /86 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 86/86 places, 100/100 transitions.
RANDOM walk for 40000 steps (8962 resets) in 100 ms. (396 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (4055 resets) in 70 ms. (563 steps per ms) remains 1/1 properties
Reachability property SieveSingleMsgMbox-PT-d1m36-CTLFireability-2023-13 is true.
FORMULA SieveSingleMsgMbox-PT-d1m36-CTLFireability-2023-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 65537 fixpoint passes
Interrupted probabilistic random walk after 2512064 steps, run timeout after 3001 ms. (steps per millisecond=837 ) properties seen :0 out of 1
Probabilistic random walk after 2512064 steps, saw 1043921 distinct states, run finished after 3001 ms. (steps per millisecond=837 ) properties seen :0
[2025-06-05 22:40:56] [INFO ] Invariant cache hit.
[2025-06-05 22:40:56] [INFO ] State equation strengthened by 44 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 75/85 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 18/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 95/180 variables, 69/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/180 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/180 variables, 26/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/180 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 6/186 variables, 2/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/186 variables, 6/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/186 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/186 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 186/186 variables, and 133 constraints, problems are : Problem set: 0 solved, 1 unsolved in 88 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 75/85 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/85 variables, 18/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/85 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/85 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 95/180 variables, 69/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/180 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/180 variables, 26/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/180 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 6/186 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/186 variables, 6/134 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:40:56] [INFO ] Deduced a trap composed of 20 places in 41 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/186 variables, 1/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/186 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/186 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 186/186 variables, and 135 constraints, problems are : Problem set: 0 solved, 1 unsolved in 148 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 240ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 15 ms.
Support contains 1 out of 86 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 100/100 transitions.
Applied a total of 0 rules in 1 ms. Remains 86 /86 variables (removed 0) and now considering 100/100 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 86/86 places, 100/100 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 100/100 transitions.
Applied a total of 0 rules in 2 ms. Remains 86 /86 variables (removed 0) and now considering 100/100 (removed 0) transitions.
[2025-06-05 22:40:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:40:56] [INFO ] Implicit Places using invariants in 57 ms returned []
[2025-06-05 22:40:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:40:56] [INFO ] State equation strengthened by 44 read => feed constraints.
[2025-06-05 22:40:57] [INFO ] Implicit Places using invariants and state equation in 152 ms returned []
Implicit Place search using SMT with State Equation took 209 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:40:57] [INFO ] Redundant transitions in 0 ms returned []
Running 99 sub problems to find dead transitions.
[2025-06-05 22:40:57] [INFO ] Invariant cache hit.
[2025-06-05 22:40:57] [INFO ] State equation strengthened by 44 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 2 (OVERLAPS) 1/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 4 (OVERLAPS) 100/186 variables, 86/89 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/186 variables, 44/133 constraints. Problems are: Problem set: 0 solved, 99 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:40:58] [INFO ] Deduced a trap composed of 20 places in 34 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/186 variables, 1/134 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/186 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 8 (OVERLAPS) 0/186 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 99 unsolved
No progress, stopping.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,4.5273e+13,85.7528,1394008,2,51860,21,6.49932e+06,6,0,450,4.17628e+06,0
Total reachable state count : 45273015741453

Verifying 1 reachability properties.
Reachability property SieveSingleMsgMbox-PT-d1m36-CTLFireability-2023-13 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SieveSingleMsgMbox-PT-d1m36-CTLFireability-2023-13,3.23867e+06,85.7569,1394008,2,1316,21,6.49932e+06,7,0,454,4.17628e+06,0
ITS tools runner thread asked to quit. Dying gracefully.
After SMT solving in domain Real declared 186/186 variables, and 134 constraints, problems are : Problem set: 0 solved, 99 unsolved in 4543 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 99/99 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 99 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 2 (OVERLAPS) 1/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 5 (OVERLAPS) 100/186 variables, 86/90 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/186 variables, 44/134 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/186 variables, 99/233 constraints. Problems are: Problem set: 0 solved, 99 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:41:06] [INFO ] Deduced a trap along path composed of 4 places in 21 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/186 variables, 1/234 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/186 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 99 unsolved
At refinement iteration 10 (OVERLAPS) 0/186 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 99 unsolved
No progress, stopping.
After SMT solving in domain Int declared 186/186 variables, and 234 constraints, problems are : Problem set: 0 solved, 99 unsolved in 21681 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 44/44 constraints, PredecessorRefiner: 99/99 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 26251ms problems are : Problem set: 0 solved, 99 unsolved
Search for dead transitions found 0 dead transitions in 26251ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26468 ms. Remains : 86/86 places, 100/100 transitions.
Attempting over-approximation, by ignoring read arcs.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 86 transition count 92
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 14 place count 80 transition count 92
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 14 Pre rules applied. Total rules applied 14 place count 80 transition count 78
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 42 place count 66 transition count 78
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 56 place count 59 transition count 71
Applied a total of 56 rules in 15 ms. Remains 59 /86 variables (removed 27) and now considering 71/100 (removed 29) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 71 rows 59 cols
[2025-06-05 22:41:23] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 22:41:23] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 22:41:23] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-05 22:41:23] [INFO ] After 25ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:41:23] [INFO ] Deduced a trap composed of 32 places in 37 ms of which 2 ms to minimize.
TRAPS : Iteration 1
[2025-06-05 22:41:23] [INFO ] After 74ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-05 22:41:23] [INFO ] After 112ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 22:41:23] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-05 22:41:23] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 22:41:23] [INFO ] After 21ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:41:23] [INFO ] Deduced a trap composed of 32 places in 39 ms of which 2 ms to minimize.
[2025-06-05 22:41:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 48 ms
TRAPS : Iteration 1
[2025-06-05 22:41:23] [INFO ] After 88ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-05 22:41:23] [INFO ] After 120ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 256 ms.
Starting structural reductions in LTL mode, iteration 0 : 191/191 places, 401/401 transitions.
Discarding 30 places :
Symmetric choice reduction at 0 with 30 rule applications. Total rules 30 place count 161 transition count 238
Iterating global reduction 0 with 30 rules applied. Total rules applied 60 place count 161 transition count 238
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 64 place count 161 transition count 234
Discarding 25 places :
Symmetric choice reduction at 1 with 25 rule applications. Total rules 89 place count 136 transition count 207
Iterating global reduction 1 with 25 rules applied. Total rules applied 114 place count 136 transition count 207
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 125 place count 136 transition count 196
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 141 place count 120 transition count 177
Iterating global reduction 2 with 16 rules applied. Total rules applied 157 place count 120 transition count 177
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 168 place count 120 transition count 166
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 172 place count 116 transition count 160
Iterating global reduction 3 with 4 rules applied. Total rules applied 176 place count 116 transition count 160
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 180 place count 112 transition count 156
Iterating global reduction 3 with 4 rules applied. Total rules applied 184 place count 112 transition count 156
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 185 place count 111 transition count 155
Iterating global reduction 3 with 1 rules applied. Total rules applied 186 place count 111 transition count 155
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 187 place count 110 transition count 154
Iterating global reduction 3 with 1 rules applied. Total rules applied 188 place count 110 transition count 154
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 189 place count 109 transition count 153
Iterating global reduction 3 with 1 rules applied. Total rules applied 190 place count 109 transition count 153
Applied a total of 190 rules in 12 ms. Remains 109 /191 variables (removed 82) and now considering 153/401 (removed 248) transitions.
// Phase 1: matrix 153 rows 109 cols
[2025-06-05 22:41:23] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:41:23] [INFO ] Implicit Places using invariants in 66 ms returned []
[2025-06-05 22:41:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:41:23] [INFO ] State equation strengthened by 80 read => feed constraints.
[2025-06-05 22:41:24] [INFO ] Implicit Places using invariants and state equation in 524 ms returned []
Implicit Place search using SMT with State Equation took 592 ms to find 0 implicit places.
Running 152 sub problems to find dead transitions.
[2025-06-05 22:41:24] [INFO ] Invariant cache hit.
[2025-06-05 22:41:24] [INFO ] State equation strengthened by 80 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (OVERLAPS) 1/109 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (OVERLAPS) 153/262 variables, 109/113 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 80/193 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 152 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:41:29] [INFO ] Deduced a trap composed of 22 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:41:30] [INFO ] Deduced a trap composed of 37 places in 40 ms of which 2 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/262 variables, 2/195 constraints. Problems are: Problem set: 0 solved, 152 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/262 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 10 (OVERLAPS) 0/262 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 152 unsolved
No progress, stopping.
After SMT solving in domain Real declared 262/262 variables, and 195 constraints, problems are : Problem set: 0 solved, 152 unsolved in 14974 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 109/109 constraints, ReadFeed: 80/80 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 152 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/108 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/108 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 3 (OVERLAPS) 1/109 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/109 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 6 (OVERLAPS) 153/262 variables, 109/115 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 80/195 constraints. Problems are: Problem set: 0 solved, 152 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 152/347 constraints. Problems are: Problem set: 0 solved, 152 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:41:44] [INFO ] Deduced a trap composed of 53 places in 46 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/262 variables, 1/348 constraints. Problems are: Problem set: 0 solved, 152 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:41:53] [INFO ] Deduced a trap along path composed of 18 places in 27 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/262 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 152 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 262/262 variables, and 349 constraints, problems are : Problem set: 0 solved, 152 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 109/109 constraints, ReadFeed: 80/80 constraints, PredecessorRefiner: 152/152 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 45047ms problems are : Problem set: 0 solved, 152 unsolved
Search for dead transitions found 0 dead transitions in 45048ms
Starting structural reductions in LTL mode, iteration 1 : 109/191 places, 153/401 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 45653 ms. Remains : 109/191 places, 153/401 transitions.
[2025-06-05 22:42:09] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:42:09] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:42:09] [INFO ] Input system was already deterministic with 153 transitions.
[2025-06-05 22:42:09] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:42:09] [INFO ] Flatten gal took : 3 ms
[2025-06-05 22:42:09] [INFO ] Time to serialize gal into /tmp/CTLFireability10658681648899363679.gal : 1 ms
[2025-06-05 22:42:09] [INFO ] Time to serialize properties into /tmp/CTLFireability5440107444335527999.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10658681648899363679.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5440107444335527999.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-05 22:42:39] [INFO ] Flatten gal took : 4 ms
[2025-06-05 22:42:39] [INFO ] Applying decomposition
[2025-06-05 22:42:39] [INFO ] Flatten gal took : 4 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/graph16040415686661315249.txt' '-o' '/tmp/graph16040415686661315249.bin' '-w' '/tmp/graph16040415686661315249.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph16040415686661315249.bin' '-l' '-1' '-v' '-w' '/tmp/graph16040415686661315249.weights' '-q' '0' '-e' '0.001'
[2025-06-05 22:42:39] [INFO ] Decomposing Gal with order
[2025-06-05 22:42:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 22:42:39] [INFO ] Removed a total of 147 redundant transitions.
[2025-06-05 22:42:39] [INFO ] Flatten gal took : 9 ms
[2025-06-05 22:42:39] [INFO ] Fuse similar labels procedure discarded/fused a total of 114 labels/synchronizations in 1 ms.
[2025-06-05 22:42:39] [INFO ] Time to serialize gal into /tmp/CTLFireability4327675460950026194.gal : 1 ms
[2025-06-05 22:42:39] [INFO ] Time to serialize properties into /tmp/CTLFireability340705117530195998.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4327675460950026194.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability340705117530195998.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...261
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-05 22:43:09] [INFO ] Flatten gal took : 17 ms
[2025-06-05 22:43:09] [INFO ] Flatten gal took : 21 ms
[2025-06-05 22:43:09] [INFO ] Applying decomposition
[2025-06-05 22:43:09] [INFO ] Flatten gal took : 14 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/graph6465546866492528403.txt' '-o' '/tmp/graph6465546866492528403.bin' '-w' '/tmp/graph6465546866492528403.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6465546866492528403.bin' '-l' '-1' '-v' '-w' '/tmp/graph6465546866492528403.weights' '-q' '0' '-e' '0.001'
[2025-06-05 22:43:09] [INFO ] Decomposing Gal with order
[2025-06-05 22:43:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 22:43:09] [INFO ] Removed a total of 267 redundant transitions.
[2025-06-05 22:43:09] [INFO ] Flatten gal took : 17 ms
[2025-06-05 22:43:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 270 labels/synchronizations in 4 ms.
[2025-06-05 22:43:09] [INFO ] Time to serialize gal into /tmp/CTLFireability4974416094224027698.gal : 2 ms
[2025-06-05 22:43:09] [INFO ] Time to serialize properties into /tmp/CTLFireability17423144535861733107.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4974416094224027698.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17423144535861733107.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 11 CTL formulae.
Detected timeout of ITS tools.
[2025-06-05 23:12:27] [INFO ] Flatten gal took : 177 ms
[2025-06-05 23:12:28] [INFO ] Time to serialize gal into /tmp/CTLFireability7740895616712481526.gal : 26 ms
[2025-06-05 23:12:28] [INFO ] Time to serialize properties into /tmp/CTLFireability5513950765807813522.ctl : 34 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7740895616712481526.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5513950765807813522.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 11 CTL formulae.

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
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -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 CTLFireability -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="SieveSingleMsgMbox-PT-d1m36"
export BK_EXAMINATION="CTLFireability"
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 SieveSingleMsgMbox-PT-d1m36, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r212-tall-174901994300426"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d1m36.tgz
mv SieveSingleMsgMbox-PT-d1m36 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;