About the Execution of ITS-Tools for BridgeAndVehicles-PT-V20P10N20
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 2153987.00 | 0.00 | 0.00 | FTFFTTFTTFFFFFTT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r016-smll-174853764900348.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is BridgeAndVehicles-PT-V20P10N20, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-smll-174853764900348
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.1M
-rw-r--r-- 1 mcc users 14K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 131K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 529K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 48K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 30K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 105K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 49K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 332K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 184K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 737K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 782K May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748937854114
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V20P10N20
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-03 08:04:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 08:04:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 08:04:17] [INFO ] Load time of PNML (sax parser for PT used): 246 ms
[2025-06-03 08:04:17] [INFO ] Transformed 78 places.
[2025-06-03 08:04:17] [INFO ] Transformed 968 transitions.
[2025-06-03 08:04:17] [INFO ] Parsed PT model containing 78 places and 968 transitions and 7350 arcs in 426 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 26 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 76 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 968/968 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 76 transition count 968
Applied a total of 2 rules in 71 ms. Remains 76 /78 variables (removed 2) and now considering 968/968 (removed 0) transitions.
Running 965 sub problems to find dead transitions.
[2025-06-03 08:04:17] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 76 cols
[2025-06-03 08:04:17] [INFO ] Computed 5 invariants in 22 ms
[2025-06-03 08:04:17] [INFO ] State equation strengthened by 42 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 965 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:04:26] [INFO ] Deduced a trap composed of 5 places in 326 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:04:32] [INFO ] Deduced a trap composed of 24 places in 224 ms of which 5 ms to minimize.
Problem TDEAD528 is UNSAT
Problem TDEAD549 is UNSAT
Problem TDEAD570 is UNSAT
Problem TDEAD591 is UNSAT
Problem TDEAD612 is UNSAT
Problem TDEAD633 is UNSAT
Problem TDEAD654 is UNSAT
Problem TDEAD675 is UNSAT
Problem TDEAD696 is UNSAT
Problem TDEAD717 is UNSAT
Problem TDEAD738 is UNSAT
Problem TDEAD759 is UNSAT
Problem TDEAD780 is UNSAT
Problem TDEAD801 is UNSAT
Problem TDEAD822 is UNSAT
Problem TDEAD843 is UNSAT
Problem TDEAD864 is UNSAT
Problem TDEAD885 is UNSAT
Problem TDEAD906 is UNSAT
Problem TDEAD927 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD171 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD213 is UNSAT
Problem TDEAD234 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD276 is UNSAT
Problem TDEAD297 is UNSAT
Problem TDEAD318 is UNSAT
Problem TDEAD339 is UNSAT
Problem TDEAD360 is UNSAT
Problem TDEAD381 is UNSAT
Problem TDEAD402 is UNSAT
Problem TDEAD423 is UNSAT
Problem TDEAD444 is UNSAT
Problem TDEAD465 is UNSAT
Problem TDEAD486 is UNSAT
Problem TDEAD507 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 2/7 constraints. Problems are: Problem set: 40 solved, 925 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 76/246 variables, and 7 constraints, problems are : Problem set: 40 solved, 925 unsolved in 20172 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/76 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 965/924 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 40 solved, 925 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 5/5 constraints. Problems are: Problem set: 40 solved, 925 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 2/7 constraints. Problems are: Problem set: 40 solved, 925 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/7 constraints. Problems are: Problem set: 40 solved, 925 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD65 is UNSAT
At refinement iteration 3 (OVERLAPS) 170/246 variables, 76/83 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/246 variables, 42/125 constraints. Problems are: Problem set: 42 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 246/246 variables, and 1047 constraints, problems are : Problem set: 42 solved, 923 unsolved in 21081 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 76/76 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 923/924 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 44458ms problems are : Problem set: 42 solved, 923 unsolved
Search for dead transitions found 42 dead transitions in 44537ms
Found 42 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 42 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 42 transitions.
[2025-06-03 08:05:02] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 76 cols
[2025-06-03 08:05:02] [INFO ] Computed 7 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:05:02] [INFO ] Implicit Places using invariants in 89 ms returned []
[2025-06-03 08:05:02] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2025-06-03 08:05:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:05:02] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:05:02] [INFO ] Implicit Places using invariants and state equation in 172 ms returned []
Implicit Place search using SMT with State Equation took 273 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/78 places, 926/968 transitions.
Applied a total of 0 rules in 12 ms. Remains 76 /76 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 45018 ms. Remains : 76/78 places, 926/968 transitions.
Support contains 76 out of 76 places after structural reductions.
[2025-06-03 08:05:03] [INFO ] Flatten gal took : 191 ms
[2025-06-03 08:05:03] [INFO ] Flatten gal took : 123 ms
[2025-06-03 08:05:03] [INFO ] Input system was already deterministic with 926 transitions.
Reduction of identical properties reduced properties to check from 22 to 21
RANDOM walk for 40000 steps (228 resets) in 3973 ms. (10 steps per ms) remains 5/21 properties
BEST_FIRST walk for 40003 steps (80 resets) in 237 ms. (168 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (80 resets) in 166 ms. (239 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (86 resets) in 138 ms. (287 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (79 resets) in 259 ms. (153 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (76 resets) in 135 ms. (294 steps per ms) remains 5/5 properties
[2025-06-03 08:05:05] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2025-06-03 08:05:05] [INFO ] Invariant cache hit.
[2025-06-03 08:05:05] [INFO ] State equation strengthened by 40 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 56/70 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 1/71 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:05:05] [INFO ] Deduced a trap composed of 24 places in 188 ms of which 9 ms to minimize.
Problem AtomicPropp16 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/71 variables, 1/7 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/71 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 164/235 variables, 71/78 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/235 variables, 40/118 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/118 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 7/242 variables, 5/123 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/242 variables, 1/124 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:05:06] [INFO ] Deduced a trap composed of 5 places in 131 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/242 variables, 1/125 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/242 variables, 0/125 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/242 variables, 0/125 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 125 constraints, problems are : Problem set: 1 solved, 4 unsolved in 1015 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 5/4 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 58/70 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 1/6 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/70 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 1/71 variables, 1/7 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/71 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 164/235 variables, 71/78 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/235 variables, 40/118 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/118 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 7/242 variables, 5/123 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/242 variables, 1/124 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/242 variables, 4/128 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/242 variables, 1/129 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/242 variables, 0/129 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 0/242 variables, 0/129 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 242/242 variables, and 129 constraints, problems are : Problem set: 1 solved, 4 unsolved in 1681 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2720ms problems are : Problem set: 1 solved, 4 unsolved
Parikh walk visited 0 properties in 1221 ms.
Support contains 12 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 926/926 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 925
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 925
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 73 transition count 924
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 71 transition count 922
Applied a total of 9 rules in 181 ms. Remains 71 /76 variables (removed 5) and now considering 922/926 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 181 ms. Remains : 71/76 places, 922/926 transitions.
RANDOM walk for 40000 steps (320 resets) in 369 ms. (108 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (136 resets) in 259 ms. (153 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (137 resets) in 237 ms. (168 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (141 resets) in 247 ms. (161 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (130 resets) in 187 ms. (212 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 304105 steps, run timeout after 3001 ms. (steps per millisecond=101 ) properties seen :2 out of 4
Probabilistic random walk after 304105 steps, saw 86756 distinct states, run finished after 3008 ms. (steps per millisecond=101 ) properties seen :2
[2025-06-03 08:05:13] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
// Phase 1: matrix 162 rows 71 cols
[2025-06-03 08:05:13] [INFO ] Computed 6 invariants in 2 ms
[2025-06-03 08:05:13] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 62/68 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/68 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/69 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/69 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 162/231 variables, 69/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/231 variables, 40/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/231 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2/233 variables, 2/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/233 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/233 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 233/233 variables, and 117 constraints, problems are : Problem set: 0 solved, 2 unsolved in 305 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 71/71 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 62/68 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/68 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/69 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/69 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 162/231 variables, 69/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/231 variables, 40/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/231 variables, 2/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/231 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/233 variables, 2/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/233 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/233 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 233/233 variables, and 119 constraints, problems are : Problem set: 0 solved, 2 unsolved in 893 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 71/71 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1217ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 358 ms.
Support contains 6 out of 71 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 71/71 places, 922/922 transitions.
Applied a total of 0 rules in 80 ms. Remains 71 /71 variables (removed 0) and now considering 922/922 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 80 ms. Remains : 71/71 places, 922/922 transitions.
RANDOM walk for 40000 steps (320 resets) in 558 ms. (71 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (136 resets) in 368 ms. (108 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (132 resets) in 376 ms. (106 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 352914 steps, run timeout after 3001 ms. (steps per millisecond=117 ) properties seen :0 out of 2
Probabilistic random walk after 352914 steps, saw 99615 distinct states, run finished after 3001 ms. (steps per millisecond=117 ) properties seen :0
[2025-06-03 08:05:18] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2025-06-03 08:05:18] [INFO ] Invariant cache hit.
[2025-06-03 08:05:18] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 62/68 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/68 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/69 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/69 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 162/231 variables, 69/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/231 variables, 40/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/231 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 2/233 variables, 2/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/233 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/233 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 233/233 variables, and 117 constraints, problems are : Problem set: 0 solved, 2 unsolved in 372 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 71/71 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 62/68 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/68 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/69 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/69 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 162/231 variables, 69/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/231 variables, 40/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/231 variables, 2/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/231 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2/233 variables, 2/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/233 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/233 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 233/233 variables, and 119 constraints, problems are : Problem set: 0 solved, 2 unsolved in 886 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 71/71 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1274ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 263 ms.
Support contains 6 out of 71 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 71/71 places, 922/922 transitions.
Applied a total of 0 rules in 87 ms. Remains 71 /71 variables (removed 0) and now considering 922/922 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 87 ms. Remains : 71/71 places, 922/922 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 71/71 places, 922/922 transitions.
Applied a total of 0 rules in 78 ms. Remains 71 /71 variables (removed 0) and now considering 922/922 (removed 0) transitions.
[2025-06-03 08:05:19] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2025-06-03 08:05:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:05:20] [INFO ] Implicit Places using invariants in 378 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 383 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 69/71 places, 922/922 transitions.
Applied a total of 0 rules in 44 ms. Remains 69 /69 variables (removed 0) and now considering 922/922 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 506 ms. Remains : 69/71 places, 922/922 transitions.
RANDOM walk for 40000 steps (320 resets) in 344 ms. (115 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (135 resets) in 226 ms. (176 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (129 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 382886 steps, run timeout after 3001 ms. (steps per millisecond=127 ) properties seen :0 out of 2
Probabilistic random walk after 382886 steps, saw 107724 distinct states, run finished after 3001 ms. (steps per millisecond=127 ) properties seen :0
[2025-06-03 08:05:23] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
// Phase 1: matrix 162 rows 69 cols
[2025-06-03 08:05:23] [INFO ] Computed 4 invariants in 2 ms
[2025-06-03 08:05:23] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 61/67 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/67 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 162/229 variables, 67/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/229 variables, 40/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/229 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 2/231 variables, 2/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/231 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/231 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 231/231 variables, and 113 constraints, problems are : Problem set: 0 solved, 2 unsolved in 308 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 69/69 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 61/67 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/67 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 162/229 variables, 67/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/229 variables, 40/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/229 variables, 2/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 2/231 variables, 2/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/231 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/231 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 231/231 variables, and 115 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1052 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 69/69 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1375ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 202 ms.
Support contains 6 out of 69 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 69/69 places, 922/922 transitions.
Applied a total of 0 rules in 66 ms. Remains 69 /69 variables (removed 0) and now considering 922/922 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 69/69 places, 922/922 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 69/69 places, 922/922 transitions.
Applied a total of 0 rules in 64 ms. Remains 69 /69 variables (removed 0) and now considering 922/922 (removed 0) transitions.
[2025-06-03 08:05:25] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2025-06-03 08:05:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:05:25] [INFO ] Implicit Places using invariants in 305 ms returned []
[2025-06-03 08:05:25] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2025-06-03 08:05:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:05:25] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:05:26] [INFO ] Implicit Places using invariants and state equation in 730 ms returned []
Implicit Place search using SMT with State Equation took 1038 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 08:05:26] [INFO ] Redundant transitions in 90 ms returned []
Running 919 sub problems to find dead transitions.
[2025-06-03 08:05:26] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2025-06-03 08:05:26] [INFO ] Invariant cache hit.
[2025-06-03 08:05:26] [INFO ] State equation strengthened by 40 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 2 (OVERLAPS) 162/231 variables, 69/73 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/231 variables, 40/113 constraints. Problems are: Problem set: 0 solved, 919 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 231/231 variables, and 113 constraints, problems are : Problem set: 0 solved, 919 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 69/69 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 919/918 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 919 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 2 (OVERLAPS) 162/231 variables, 69/73 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/231 variables, 40/113 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/231 variables, 918/1031 constraints. Problems are: Problem set: 0 solved, 919 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 231/231 variables, and 1031 constraints, problems are : Problem set: 0 solved, 919 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 69/69 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 919/918 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62164ms problems are : Problem set: 0 solved, 919 unsolved
Search for dead transitions found 0 dead transitions in 62170ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63374 ms. Remains : 69/69 places, 922/922 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 760 transitions
Reduce isomorphic transitions removed 760 transitions.
Iterating post reduction 0 with 760 rules applied. Total rules applied 760 place count 69 transition count 162
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 762 place count 69 transition count 160
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 764 place count 67 transition count 160
Applied a total of 764 rules in 18 ms. Remains 67 /69 variables (removed 2) and now considering 160/922 (removed 762) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 160 rows 67 cols
[2025-06-03 08:06:28] [INFO ] Computed 4 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-03 08:06:28] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2025-06-03 08:06:28] [INFO ] After 78ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:1
[2025-06-03 08:06:28] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-03 08:06:28] [INFO ] After 12ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :1 real:1
TRAPS : Iteration 0
[2025-06-03 08:06:28] [INFO ] After 26ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1 real:1
[2025-06-03 08:06:28] [INFO ] After 170ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-03 08:06:28] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2025-06-03 08:06:28] [INFO ] After 75ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2025-06-03 08:06:28] [INFO ] After 24ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-06-03 08:06:28] [INFO ] After 53ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-03 08:06:28] [INFO ] After 192ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 394 ms.
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
Computed a total of 49 stabilizing places and 82 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U G(!p1)) U G(p2))))'
Support contains 47 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 925
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 925
Applied a total of 2 rules in 14 ms. Remains 75 /76 variables (removed 1) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:06:29] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2025-06-03 08:06:29] [INFO ] Computed 7 invariants in 3 ms
[2025-06-03 08:06:29] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:06:36] [INFO ] Deduced a trap composed of 5 places in 246 ms of which 8 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/240 variables, and 8 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20038 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/75 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20655 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42382ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 42390ms
[2025-06-03 08:07:11] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:07:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:07:12] [INFO ] Implicit Places using invariants in 127 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 129 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 73/76 places, 925/926 transitions.
Applied a total of 0 rules in 3 ms. Remains 73 /73 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42544 ms. Remains : 73/76 places, 925/926 transitions.
Stuttering acceptance computed with spot in 476 ms :[(NOT p2), (NOT p2), true, p1, (NOT p2), p1, (AND p1 (NOT p2) p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-00
Entered a terminal (fully accepting) state of product in 71 steps with 0 reset in 7 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-00 finished in 43191 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U p1) U (X(p2)&&F(p3))))'
Support contains 48 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Applied a total of 0 rules in 4 ms. Remains 76 /76 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2025-06-03 08:07:12] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 76 cols
[2025-06-03 08:07:12] [INFO ] Computed 7 invariants in 2 ms
[2025-06-03 08:07:12] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:07:19] [INFO ] Deduced a trap composed of 5 places in 199 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
SMT process timed out in 21751ms, After SMT, problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 21754ms
[2025-06-03 08:07:34] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2025-06-03 08:07:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:07:34] [INFO ] Implicit Places using invariants in 128 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 131 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 75/76 places, 926/926 transitions.
Applied a total of 0 rules in 4 ms. Remains 75 /75 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 21895 ms. Remains : 75/76 places, 926/926 transitions.
Stuttering acceptance computed with spot in 327 ms :[(OR (NOT p2) (NOT p3)), (AND p1 (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p3), (NOT p0), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-01
Product exploration explored 100000 steps with 50000 reset in 1303 ms.
Product exploration explored 100000 steps with 50000 reset in 1150 ms.
Computed a total of 48 stabilizing places and 82 stable transitions
Computed a total of 48 stabilizing places and 82 stable transitions
Detected a total of 48/75 stabilizing places and 82/926 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/4 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0) p3 p2), (X p2), (X p3), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT p0)), (X (X p2)), (X (X p3)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (F (OR (G p3) (G (NOT p3)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 16 factoid took 26 ms. Reduced automaton from 7 states, 15 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-01 finished in 24790 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U !p1))))'
Support contains 44 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 75 transition count 925
Applied a total of 2 rules in 204 ms. Remains 75 /76 variables (removed 1) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:07:37] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2025-06-03 08:07:37] [INFO ] Computed 7 invariants in 2 ms
[2025-06-03 08:07:37] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:07:43] [INFO ] Deduced a trap composed of 5 places in 227 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21426ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21430ms
[2025-06-03 08:07:59] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:07:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:07:59] [INFO ] Implicit Places using invariants in 167 ms returned [22, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 170 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 73/76 places, 925/926 transitions.
Applied a total of 0 rules in 90 ms. Remains 73 /73 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 21898 ms. Remains : 73/76 places, 925/926 transitions.
Stuttering acceptance computed with spot in 127 ms :[p1, p1]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-02
Stuttering criterion allowed to conclude after 145 steps with 0 reset in 13 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-02 finished in 22069 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 23 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 925
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 925
Applied a total of 2 rules in 148 ms. Remains 75 /76 variables (removed 1) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:07:59] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2025-06-03 08:07:59] [INFO ] Computed 7 invariants in 2 ms
[2025-06-03 08:07:59] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:08:05] [INFO ] Deduced a trap composed of 5 places in 183 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21608ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21613ms
[2025-06-03 08:08:21] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:08:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:08:21] [INFO ] Implicit Places using invariants in 204 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 207 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 74/76 places, 925/926 transitions.
Applied a total of 0 rules in 52 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 22024 ms. Remains : 74/76 places, 925/926 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-03
Product exploration explored 100000 steps with 4549 reset in 608 ms.
Product exploration explored 100000 steps with 4454 reset in 812 ms.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 124 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 219 steps (0 resets) in 8 ms. (24 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 145 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
[2025-06-03 08:08:23] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 74 cols
[2025-06-03 08:08:23] [INFO ] Computed 6 invariants in 2 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 08:08:24] [INFO ] [Real]Absence check using 6 positive place invariants in 5 ms returned sat
[2025-06-03 08:08:24] [INFO ] [Real]Absence check using state equation in 103 ms returned sat
[2025-06-03 08:08:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 08:08:24] [INFO ] [Nat]Absence check using 6 positive place invariants in 5 ms returned sat
[2025-06-03 08:08:24] [INFO ] [Nat]Absence check using state equation in 112 ms returned sat
[2025-06-03 08:08:24] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:08:25] [INFO ] [Nat]Added 40 Read/Feed constraints in 85 ms returned sat
[2025-06-03 08:08:25] [INFO ] Computed and/alt/rep : 58/116/58 causal constraints (skipped 104 transitions) in 62 ms.
[2025-06-03 08:08:25] [INFO ] Added : 30 causal constraints over 7 iterations in 564 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 23 out of 74 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 48 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:08:25] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:08:25] [INFO ] Invariant cache hit.
[2025-06-03 08:08:25] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:08:31] [INFO ] Deduced a trap composed of 5 places in 188 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21814ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21817ms
[2025-06-03 08:08:47] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:08:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:08:47] [INFO ] Implicit Places using invariants in 211 ms returned []
[2025-06-03 08:08:47] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:08:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:08:47] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:08:48] [INFO ] Implicit Places using invariants and state equation in 539 ms returned []
Implicit Place search using SMT with State Equation took 755 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 08:08:48] [INFO ] Redundant transitions in 39 ms returned []
Running 922 sub problems to find dead transitions.
[2025-06-03 08:08:48] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:08:48] [INFO ] Invariant cache hit.
[2025-06-03 08:08:48] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:08:53] [INFO ] Deduced a trap composed of 5 places in 190 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:09:15] [INFO ] Deduced a trap composed of 24 places in 132 ms of which 4 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/239 variables, and 122 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 921/1043 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1043 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61704ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61709ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 84381 ms. Remains : 74/74 places, 925/925 transitions.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 122 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 44 steps (0 resets) in 5 ms. (7 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 140 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
[2025-06-03 08:09:50] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:09:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 08:09:51] [INFO ] [Real]Absence check using 6 positive place invariants in 6 ms returned sat
[2025-06-03 08:09:51] [INFO ] [Real]Absence check using state equation in 109 ms returned sat
[2025-06-03 08:09:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 08:09:51] [INFO ] [Nat]Absence check using 6 positive place invariants in 6 ms returned sat
[2025-06-03 08:09:52] [INFO ] [Nat]Absence check using state equation in 116 ms returned sat
[2025-06-03 08:09:52] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:09:52] [INFO ] [Nat]Added 40 Read/Feed constraints in 80 ms returned sat
[2025-06-03 08:09:52] [INFO ] Computed and/alt/rep : 58/116/58 causal constraints (skipped 104 transitions) in 50 ms.
[2025-06-03 08:09:52] [INFO ] Added : 18 causal constraints over 4 iterations in 375 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 4468 reset in 543 ms.
Product exploration explored 100000 steps with 4479 reset in 555 ms.
Built C files in :
/tmp/ltsmin7899006856918211526
[2025-06-03 08:09:53] [INFO ] Computing symmetric may disable matrix : 925 transitions.
[2025-06-03 08:09:53] [INFO ] Computation of Complete disable matrix. took 42 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:09:53] [INFO ] Computing symmetric may enable matrix : 925 transitions.
[2025-06-03 08:09:53] [INFO ] Computation of Complete enable matrix. took 50 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:09:54] [INFO ] Computing Do-Not-Accords matrix : 925 transitions.
[2025-06-03 08:09:54] [INFO ] Computation of Completed DNA matrix. took 71 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:09:54] [INFO ] Built C files in 494ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7899006856918211526
Running compilation step : cd /tmp/ltsmin7899006856918211526;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin7899006856918211526;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin7899006856918211526;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 23 out of 74 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 44 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:09:57] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:09:57] [INFO ] Invariant cache hit.
[2025-06-03 08:09:57] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:10:02] [INFO ] Deduced a trap composed of 5 places in 195 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21839ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21842ms
[2025-06-03 08:10:19] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:10:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:10:19] [INFO ] Implicit Places using invariants in 164 ms returned []
[2025-06-03 08:10:19] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:10:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:10:19] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:10:19] [INFO ] Implicit Places using invariants and state equation in 517 ms returned []
Implicit Place search using SMT with State Equation took 684 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 08:10:19] [INFO ] Redundant transitions in 17 ms returned []
Running 922 sub problems to find dead transitions.
[2025-06-03 08:10:19] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:10:19] [INFO ] Invariant cache hit.
[2025-06-03 08:10:19] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:10:25] [INFO ] Deduced a trap composed of 5 places in 182 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:10:47] [INFO ] Deduced a trap composed of 24 places in 179 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/239 variables, and 122 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 921/1043 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1043 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61765ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61767ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 84364 ms. Remains : 74/74 places, 925/925 transitions.
Built C files in :
/tmp/ltsmin16146002838844881625
[2025-06-03 08:11:21] [INFO ] Computing symmetric may disable matrix : 925 transitions.
[2025-06-03 08:11:21] [INFO ] Computation of Complete disable matrix. took 28 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:11:21] [INFO ] Computing symmetric may enable matrix : 925 transitions.
[2025-06-03 08:11:21] [INFO ] Computation of Complete enable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:11:21] [INFO ] Computing Do-Not-Accords matrix : 925 transitions.
[2025-06-03 08:11:21] [INFO ] Computation of Completed DNA matrix. took 89 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:11:22] [INFO ] Built C files in 370ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16146002838844881625
Running compilation step : cd /tmp/ltsmin16146002838844881625;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin16146002838844881625;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin16146002838844881625;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-03 08:11:25] [INFO ] Flatten gal took : 57 ms
[2025-06-03 08:11:25] [INFO ] Flatten gal took : 55 ms
[2025-06-03 08:11:25] [INFO ] Time to serialize gal into /tmp/LTL13502665435707233177.gal : 27 ms
[2025-06-03 08:11:25] [INFO ] Time to serialize properties into /tmp/LTL17705029975563706420.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13502665435707233177.gal' '-t' 'CGAL' '-hoa' '/tmp/aut12889705872872215974.hoa' '-atoms' '/tmp/LTL17705029975563706420.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...320
Loading property file /tmp/LTL17705029975563706420.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut12889705872872215974.hoa
Detected timeout of ITS tools.
[2025-06-03 08:11:40] [INFO ] Flatten gal took : 47 ms
[2025-06-03 08:11:40] [INFO ] Flatten gal took : 42 ms
[2025-06-03 08:11:40] [INFO ] Time to serialize gal into /tmp/LTL4475042693873383620.gal : 16 ms
[2025-06-03 08:11:40] [INFO ] Time to serialize properties into /tmp/LTL16534160585403150362.ltl : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4475042693873383620.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16534160585403150362.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G(F("((((((((NB_ATTENTE_A_18>=1)&&(ATTENTE_A>=1))&&((CAPACITE>=1)&&(CONTROLEUR_1>=1)))||(((NB_ATTENTE_A_17>=1)&&(ATTENTE_A>=1))&&((...1621
Formula 0 simplified : FG!"((((((((NB_ATTENTE_A_18>=1)&&(ATTENTE_A>=1))&&((CAPACITE>=1)&&(CONTROLEUR_1>=1)))||(((NB_ATTENTE_A_17>=1)&&(ATTENTE_A>=1))&&((CA...1615
Detected timeout of ITS tools.
[2025-06-03 08:11:55] [INFO ] Flatten gal took : 37 ms
[2025-06-03 08:11:55] [INFO ] Applying decomposition
[2025-06-03 08:11:55] [INFO ] Flatten gal took : 37 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/graph17838923047061312064.txt' '-o' '/tmp/graph17838923047061312064.bin' '-w' '/tmp/graph17838923047061312064.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17838923047061312064.bin' '-l' '-1' '-v' '-w' '/tmp/graph17838923047061312064.weights' '-q' '0' '-e' '0.001'
[2025-06-03 08:11:55] [INFO ] Decomposing Gal with order
[2025-06-03 08:11:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 08:11:56] [INFO ] Removed a total of 1752 redundant transitions.
[2025-06-03 08:11:56] [INFO ] Flatten gal took : 553 ms
[2025-06-03 08:11:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 213 labels/synchronizations in 25 ms.
[2025-06-03 08:11:56] [INFO ] Time to serialize gal into /tmp/LTL9518590408170445575.gal : 3 ms
[2025-06-03 08:11:56] [INFO ] Time to serialize properties into /tmp/LTL1327527955734616671.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9518590408170445575.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1327527955734616671.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((G(F("((((((((i1.u3.NB_ATTENTE_A_18>=1)&&(i0.u0.ATTENTE_A>=1))&&((i0.u2.CAPACITE>=1)&&(u1.CONTROLEUR_1>=1)))||(((i1.u3.NB_ATTENTE_A_...2041
Formula 0 simplified : FG!"((((((((i1.u3.NB_ATTENTE_A_18>=1)&&(i0.u0.ATTENTE_A>=1))&&((i0.u2.CAPACITE>=1)&&(u1.CONTROLEUR_1>=1)))||(((i1.u3.NB_ATTENTE_A_17...2035
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-03 finished in 252235 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U (X((G(p2) U G(p3)))||p1))))'
Support contains 26 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Applied a total of 0 rules in 4 ms. Remains 76 /76 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2025-06-03 08:12:11] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 76 cols
[2025-06-03 08:12:11] [INFO ] Computed 7 invariants in 2 ms
[2025-06-03 08:12:11] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:12:17] [INFO ] Deduced a trap composed of 5 places in 220 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
SMT process timed out in 21614ms, After SMT, problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 21616ms
[2025-06-03 08:12:33] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2025-06-03 08:12:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:12:33] [INFO ] Implicit Places using invariants in 206 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 208 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 926/926 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 21835 ms. Remains : 74/76 places, 926/926 transitions.
Stuttering acceptance computed with spot in 383 ms :[(AND (NOT p1) (NOT p3)), (NOT p3), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3)), true, (AND p3 (NOT p2)), (NOT p3), (NOT p0), (AND p3 (NOT p2) (NOT p0)), (AND (NOT p3) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-04
Product exploration explored 100000 steps with 50000 reset in 625 ms.
Product exploration explored 100000 steps with 50000 reset in 689 ms.
Computed a total of 47 stabilizing places and 82 stable transitions
Computed a total of 47 stabilizing places and 82 stable transitions
Detected a total of 47/74 stabilizing places and 82/926 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/4 atomic propositions.
Knowledge obtained : [(AND (NOT p3) p2 p1 p0), (X (NOT p3)), (X (NOT (AND (NOT p1) p0 p3))), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0 (NOT p3)))), (X p0), (X p1), (X (X p2)), (X (X (AND p0 p2))), (X (X (NOT p3))), (X (X (NOT (AND p3 p2)))), (X (X (NOT (AND p0 (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p3 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p0) p3 (NOT p2))))), (X (X (AND p0 (NOT p3) p2))), (X (X (NOT (AND (NOT p1) p0 p3)))), (X (X (AND (NOT p3) p2))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p1) p0 (NOT p3))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p0) (NOT p3) p2)))), (X (X p0)), (X (X (NOT (AND p0 p3 (NOT p2))))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 31 factoid took 24 ms. Reduced automaton from 10 states, 33 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-04 finished in 23602 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(p0)&&X(p1)))))'
Support contains 25 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 925
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 925
Applied a total of 2 rules in 6 ms. Remains 75 /76 variables (removed 1) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:12:35] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2025-06-03 08:12:35] [INFO ] Computed 7 invariants in 2 ms
[2025-06-03 08:12:35] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:12:41] [INFO ] Deduced a trap composed of 5 places in 178 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21779ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21781ms
[2025-06-03 08:12:57] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:12:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:12:57] [INFO ] Implicit Places using invariants in 192 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 194 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 925/926 transitions.
Applied a total of 0 rules in 7 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 21991 ms. Remains : 74/76 places, 925/926 transitions.
Stuttering acceptance computed with spot in 205 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-05
Product exploration explored 100000 steps with 8056 reset in 537 ms.
Product exploration explored 100000 steps with 7678 reset in 545 ms.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Detected a total of 47/74 stabilizing places and 81/925 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 145 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 201 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
RANDOM walk for 301 steps (0 resets) in 9 ms. (30 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) p1), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 183 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 186 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
Stuttering acceptance computed with spot in 191 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
[2025-06-03 08:12:59] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 74 cols
[2025-06-03 08:12:59] [INFO ] Computed 6 invariants in 2 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 08:13:00] [INFO ] [Real]Absence check using 6 positive place invariants in 6 ms returned sat
[2025-06-03 08:13:00] [INFO ] [Real]Absence check using state equation in 103 ms returned sat
[2025-06-03 08:13:00] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 08:13:00] [INFO ] [Nat]Absence check using 6 positive place invariants in 5 ms returned sat
[2025-06-03 08:13:00] [INFO ] [Nat]Absence check using state equation in 106 ms returned sat
[2025-06-03 08:13:00] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:13:01] [INFO ] [Nat]Added 40 Read/Feed constraints in 83 ms returned sat
[2025-06-03 08:13:01] [INFO ] Computed and/alt/rep : 58/116/58 causal constraints (skipped 104 transitions) in 23 ms.
[2025-06-03 08:13:01] [INFO ] Added : 30 causal constraints over 7 iterations in 506 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 25 out of 74 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:13:01] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:13:01] [INFO ] Invariant cache hit.
[2025-06-03 08:13:01] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:13:06] [INFO ] Deduced a trap composed of 5 places in 181 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21659ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21661ms
[2025-06-03 08:13:23] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:13:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:13:23] [INFO ] Implicit Places using invariants in 171 ms returned []
[2025-06-03 08:13:23] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:13:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:13:23] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:13:23] [INFO ] Implicit Places using invariants and state equation in 389 ms returned []
Implicit Place search using SMT with State Equation took 563 ms to find 0 implicit places.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:13:23] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:13:23] [INFO ] Invariant cache hit.
[2025-06-03 08:13:23] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:13:28] [INFO ] Deduced a trap composed of 5 places in 188 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:13:50] [INFO ] Deduced a trap composed of 24 places in 132 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/239 variables, and 122 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 921/1043 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1043 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61694ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61696ms
Finished structural reductions in LTL mode , in 1 iterations and 83928 ms. Remains : 74/74 places, 925/925 transitions.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Detected a total of 47/74 stabilizing places and 81/925 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 153 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
RANDOM walk for 258 steps (0 resets) in 7 ms. (32 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) p1), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 181 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
Stuttering acceptance computed with spot in 187 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
[2025-06-03 08:14:26] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:14:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 08:14:27] [INFO ] [Real]Absence check using 6 positive place invariants in 6 ms returned sat
[2025-06-03 08:14:27] [INFO ] [Real]Absence check using state equation in 114 ms returned sat
[2025-06-03 08:14:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 08:14:27] [INFO ] [Nat]Absence check using 6 positive place invariants in 7 ms returned sat
[2025-06-03 08:14:28] [INFO ] [Nat]Absence check using state equation in 162 ms returned sat
[2025-06-03 08:14:28] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:14:28] [INFO ] [Nat]Added 40 Read/Feed constraints in 122 ms returned sat
[2025-06-03 08:14:28] [INFO ] Computed and/alt/rep : 58/116/58 causal constraints (skipped 104 transitions) in 21 ms.
[2025-06-03 08:14:28] [INFO ] Added : 18 causal constraints over 4 iterations in 357 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 186 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
Product exploration explored 100000 steps with 7617 reset in 537 ms.
Product exploration explored 100000 steps with 7775 reset in 569 ms.
Applying partial POR strategy [false, false, false, true, true, true]
Stuttering acceptance computed with spot in 191 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
Support contains 25 out of 74 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 60 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:14:30] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:14:30] [INFO ] Invariant cache hit.
[2025-06-03 08:14:30] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:14:35] [INFO ] Deduced a trap composed of 5 places in 189 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21718ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21721ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 08:14:52] [INFO ] Redundant transitions in 11 ms returned []
Running 922 sub problems to find dead transitions.
[2025-06-03 08:14:52] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:14:52] [INFO ] Invariant cache hit.
[2025-06-03 08:14:52] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:14:57] [INFO ] Deduced a trap composed of 5 places in 196 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:15:19] [INFO ] Deduced a trap composed of 24 places in 140 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/239 variables, and 122 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 921/1043 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1043 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61882ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61884ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 83690 ms. Remains : 74/74 places, 925/925 transitions.
Built C files in :
/tmp/ltsmin5660325887605950029
[2025-06-03 08:15:54] [INFO ] Built C files in 14ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5660325887605950029
Running compilation step : cd /tmp/ltsmin5660325887605950029;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5660325887605950029;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5660325887605950029;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 25 out of 74 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 4 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:15:57] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:15:57] [INFO ] Invariant cache hit.
[2025-06-03 08:15:57] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:16:02] [INFO ] Deduced a trap composed of 5 places in 191 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21521ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21523ms
[2025-06-03 08:16:18] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:16:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:16:18] [INFO ] Implicit Places using invariants in 176 ms returned []
[2025-06-03 08:16:18] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:16:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:16:18] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:16:19] [INFO ] Implicit Places using invariants and state equation in 385 ms returned []
Implicit Place search using SMT with State Equation took 563 ms to find 0 implicit places.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:16:19] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:16:19] [INFO ] Invariant cache hit.
[2025-06-03 08:16:19] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:16:24] [INFO ] Deduced a trap composed of 5 places in 189 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:16:46] [INFO ] Deduced a trap composed of 24 places in 139 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/239 variables, and 122 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 921/1043 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1043 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61588ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61590ms
Finished structural reductions in LTL mode , in 1 iterations and 83684 ms. Remains : 74/74 places, 925/925 transitions.
Built C files in :
/tmp/ltsmin5950927262451091122
[2025-06-03 08:17:20] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5950927262451091122
Running compilation step : cd /tmp/ltsmin5950927262451091122;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2920 ms.
Running link step : cd /tmp/ltsmin5950927262451091122;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 62 ms.
Running LTSmin : cd /tmp/ltsmin5950927262451091122;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased7768635321548970622.hoa' '--buchi-type=spotba'
LTSmin run took 11040 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-05 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-05 finished in 299483 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((X((p0 U p1))||F(X(p2))||(F(p0)&&p1)))))'
Support contains 47 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 925
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 925
Applied a total of 2 rules in 7 ms. Remains 75 /76 variables (removed 1) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:17:34] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2025-06-03 08:17:34] [INFO ] Computed 7 invariants in 1 ms
[2025-06-03 08:17:34] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:17:40] [INFO ] Deduced a trap composed of 5 places in 183 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21664ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21666ms
[2025-06-03 08:17:56] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:17:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:17:56] [INFO ] Implicit Places using invariants in 113 ms returned []
[2025-06-03 08:17:56] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:17:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:17:56] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:17:56] [INFO ] Implicit Places using invariants and state equation in 296 ms returned []
Implicit Place search using SMT with State Equation took 411 ms to find 0 implicit places.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:17:56] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:17:56] [INFO ] Invariant cache hit.
[2025-06-03 08:17:56] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:18:02] [INFO ] Deduced a trap composed of 5 places in 254 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:18:23] [INFO ] Deduced a trap composed of 24 places in 147 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 240/240 variables, and 124 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/84 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 921/1045 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1045 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61645ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61647ms
Starting structural reductions in LTL mode, iteration 1 : 75/76 places, 925/926 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 83744 ms. Remains : 75/76 places, 925/926 transitions.
Stuttering acceptance computed with spot in 197 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), false]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-06
Product exploration explored 100000 steps with 33276 reset in 761 ms.
Product exploration explored 100000 steps with 33268 reset in 757 ms.
Computed a total of 48 stabilizing places and 81 stable transitions
Computed a total of 48 stabilizing places and 81 stable transitions
Detected a total of 48/75 stabilizing places and 81/925 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p1 (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2)))))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 352 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 14 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 186 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
RANDOM walk for 419 steps (0 resets) in 14 ms. (27 steps per ms) remains 0/8 properties
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p1 (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (F (NOT (AND (NOT p2) (NOT p0) p1))), (F (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1)))), (F (NOT (AND (NOT p0) p1))), (F p0), (F p2), (F (NOT (OR p2 (NOT p0) p1))), (F (NOT (OR p2 p0 p1))), (F (NOT p1))]
Knowledge based reduction with 11 factoid took 749 ms. Reduced automaton from 5 states, 14 edges and 3 AP (stutter insensitive) to 5 states, 14 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 186 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
Stuttering acceptance computed with spot in 185 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
Support contains 47 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 925/925 transitions.
Applied a total of 0 rules in 50 ms. Remains 75 /75 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:19:02] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:19:02] [INFO ] Invariant cache hit.
[2025-06-03 08:19:02] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:19:08] [INFO ] Deduced a trap composed of 5 places in 191 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/240 variables, and 8 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/75 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20307 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42201ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 42203ms
[2025-06-03 08:19:44] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:19:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:19:44] [INFO ] Implicit Places using invariants in 115 ms returned []
[2025-06-03 08:19:44] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:19:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:19:44] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:19:44] [INFO ] Implicit Places using invariants and state equation in 311 ms returned []
Implicit Place search using SMT with State Equation took 428 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 08:19:44] [INFO ] Redundant transitions in 16 ms returned []
Running 922 sub problems to find dead transitions.
[2025-06-03 08:19:44] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:19:44] [INFO ] Invariant cache hit.
[2025-06-03 08:19:44] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:19:50] [INFO ] Deduced a trap composed of 5 places in 188 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:20:12] [INFO ] Deduced a trap composed of 24 places in 139 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 240/240 variables, and 124 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/84 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 921/1045 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1045 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61829ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61831ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 104539 ms. Remains : 75/75 places, 925/925 transitions.
Computed a total of 48 stabilizing places and 81 stable transitions
Computed a total of 48 stabilizing places and 81 stable transitions
Detected a total of 48/75 stabilizing places and 81/925 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (OR (AND (NOT p2) p0) (AND (NOT p2) p1))), (X (AND (NOT p2) (NOT p0) p1)), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (OR (AND (NOT p2) p0) (AND (NOT p2) p1)))), (X (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1))))), (X (X (AND (NOT p2) (NOT p0) p1))), (X (X (NOT (AND (NOT p2) (NOT p0) p1))))]
Knowledge based reduction with 13 factoid took 546 ms. Reduced automaton from 5 states, 14 edges and 3 AP (stutter insensitive) to 5 states, 14 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 192 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
RANDOM walk for 420 steps (0 resets) in 13 ms. (30 steps per ms) remains 0/8 properties
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (OR (AND (NOT p2) p0) (AND (NOT p2) p1))), (X (AND (NOT p2) (NOT p0) p1)), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (OR (AND (NOT p2) p0) (AND (NOT p2) p1)))), (X (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1))))), (X (X (AND (NOT p2) (NOT p0) p1))), (X (X (NOT (AND (NOT p2) (NOT p0) p1)))), (F (NOT (AND (NOT p0) (NOT p2) p1))), (F (NOT (OR p0 p2 p1))), (F (NOT (AND (NOT p0) p1))), (F p0), (F p2), (F (NOT (OR (NOT p0) p2 p1))), (F (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) p1)))), (F (NOT p1))]
Knowledge based reduction with 13 factoid took 1041 ms. Reduced automaton from 5 states, 14 edges and 3 AP (stutter insensitive) to 5 states, 14 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 187 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
Stuttering acceptance computed with spot in 188 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
Stuttering acceptance computed with spot in 185 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
Product exploration explored 100000 steps with 33341 reset in 1191 ms.
Product exploration explored 100000 steps with 33264 reset in 1219 ms.
Built C files in :
/tmp/ltsmin13130072135014232584
[2025-06-03 08:20:51] [INFO ] Computing symmetric may disable matrix : 925 transitions.
[2025-06-03 08:20:51] [INFO ] Computation of Complete disable matrix. took 26 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:20:51] [INFO ] Computing symmetric may enable matrix : 925 transitions.
[2025-06-03 08:20:51] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:20:51] [INFO ] Computing Do-Not-Accords matrix : 925 transitions.
[2025-06-03 08:20:51] [INFO ] Computation of Completed DNA matrix. took 47 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:20:51] [INFO ] Built C files in 334ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13130072135014232584
Running compilation step : cd /tmp/ltsmin13130072135014232584;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13130072135014232584;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13130072135014232584;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 47 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 925/925 transitions.
Applied a total of 0 rules in 46 ms. Remains 75 /75 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:20:54] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:20:54] [INFO ] Invariant cache hit.
[2025-06-03 08:20:54] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:21:00] [INFO ] Deduced a trap composed of 5 places in 193 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21772ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21778ms
[2025-06-03 08:21:16] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:21:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:21:16] [INFO ] Implicit Places using invariants in 116 ms returned []
[2025-06-03 08:21:16] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:21:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:21:16] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:21:16] [INFO ] Implicit Places using invariants and state equation in 315 ms returned []
Implicit Place search using SMT with State Equation took 432 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 08:21:16] [INFO ] Redundant transitions in 11 ms returned []
Running 922 sub problems to find dead transitions.
[2025-06-03 08:21:16] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:21:16] [INFO ] Invariant cache hit.
[2025-06-03 08:21:16] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:21:22] [INFO ] Deduced a trap composed of 5 places in 184 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:21:44] [INFO ] Deduced a trap composed of 24 places in 138 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 240/240 variables, and 124 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/84 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 921/1045 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1045 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61744ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61746ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 84026 ms. Remains : 75/75 places, 925/925 transitions.
Built C files in :
/tmp/ltsmin1931266724122434839
[2025-06-03 08:22:18] [INFO ] Computing symmetric may disable matrix : 925 transitions.
[2025-06-03 08:22:18] [INFO ] Computation of Complete disable matrix. took 27 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:22:18] [INFO ] Computing symmetric may enable matrix : 925 transitions.
[2025-06-03 08:22:18] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:22:18] [INFO ] Computing Do-Not-Accords matrix : 925 transitions.
[2025-06-03 08:22:19] [INFO ] Computation of Completed DNA matrix. took 68 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:22:19] [INFO ] Built C files in 348ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1931266724122434839
Running compilation step : cd /tmp/ltsmin1931266724122434839;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1931266724122434839;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1931266724122434839;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-03 08:22:22] [INFO ] Flatten gal took : 39 ms
[2025-06-03 08:22:22] [INFO ] Flatten gal took : 37 ms
[2025-06-03 08:22:22] [INFO ] Time to serialize gal into /tmp/LTL14215095616309390500.gal : 8 ms
[2025-06-03 08:22:22] [INFO ] Time to serialize properties into /tmp/LTL10129604440875040345.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14215095616309390500.gal' '-t' 'CGAL' '-hoa' '/tmp/aut10503605737018822451.hoa' '-atoms' '/tmp/LTL10129604440875040345.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...320
Loading property file /tmp/LTL10129604440875040345.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut10503605737018822451.hoa
Detected timeout of ITS tools.
[2025-06-03 08:22:37] [INFO ] Flatten gal took : 33 ms
[2025-06-03 08:22:37] [INFO ] Flatten gal took : 32 ms
[2025-06-03 08:22:37] [INFO ] Time to serialize gal into /tmp/LTL14284337904413381707.gal : 7 ms
[2025-06-03 08:22:37] [INFO ] Time to serialize properties into /tmp/LTL12651658283856421450.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14284337904413381707.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12651658283856421450.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((F(G(((X(("((((((((CAPACITE>=1)&&(CONTROLEUR_2>=1))&&((NB_ATTENTE_B_17>=1)&&(ATTENTE_B>=1)))||(((CAPACITE>=1)&&(CONTROLEUR_2>=1))&&(...6490
Formula 0 simplified : GF((!"(((((((NB_ATTENTE_B_4>=1)&&(ROUTE_B>=1))||((NB_ATTENTE_B_9>=1)&&(ROUTE_B>=1)))||(((NB_ATTENTE_B_11>=1)&&(ROUTE_B>=1))||((NB_AT...10502
Detected timeout of ITS tools.
[2025-06-03 08:22:52] [INFO ] Flatten gal took : 32 ms
[2025-06-03 08:22:52] [INFO ] Applying decomposition
[2025-06-03 08:22:52] [INFO ] Flatten gal took : 31 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/graph8881601299922095197.txt' '-o' '/tmp/graph8881601299922095197.bin' '-w' '/tmp/graph8881601299922095197.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8881601299922095197.bin' '-l' '-1' '-v' '-w' '/tmp/graph8881601299922095197.weights' '-q' '0' '-e' '0.001'
[2025-06-03 08:22:52] [INFO ] Decomposing Gal with order
[2025-06-03 08:22:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 08:22:52] [INFO ] Removed a total of 1790 redundant transitions.
[2025-06-03 08:22:52] [INFO ] Flatten gal took : 208 ms
[2025-06-03 08:22:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 271 labels/synchronizations in 18 ms.
[2025-06-03 08:22:52] [INFO ] Time to serialize gal into /tmp/LTL10644105473857580503.gal : 2 ms
[2025-06-03 08:22:52] [INFO ] Time to serialize properties into /tmp/LTL5667535256737811011.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10644105473857580503.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5667535256737811011.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((F(G(((X(("((((((((i1.u2.CAPACITE>=1)&&(i2.u3.CONTROLEUR_2>=1))&&((i0.u0.NB_ATTENTE_B_17>=1)&&(i1.u4.ATTENTE_B>=1)))||(((i1.u2.CAPAC...8434
Formula 0 simplified : GF((!"(((((((i0.u0.NB_ATTENTE_B_4>=1)&&(i1.u4.ROUTE_B>=1))||((i0.u0.NB_ATTENTE_B_9>=1)&&(i1.u4.ROUTE_B>=1)))||(((i0.u0.NB_ATTENTE_B_...13658
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-06 finished in 333221 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(!p0)||G(p1)||X(F(p2)))))'
Support contains 9 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Applied a total of 0 rules in 4 ms. Remains 76 /76 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2025-06-03 08:23:08] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 76 cols
[2025-06-03 08:23:08] [INFO ] Computed 7 invariants in 1 ms
[2025-06-03 08:23:08] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:23:14] [INFO ] Deduced a trap composed of 5 places in 194 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 76/242 variables, and 8 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20028 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/76 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/922 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 166/242 variables, 76/84 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1046 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20318 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/922 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42224ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 42226ms
[2025-06-03 08:23:50] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2025-06-03 08:23:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:23:50] [INFO ] Implicit Places using invariants in 234 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 237 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 75/76 places, 926/926 transitions.
Applied a total of 0 rules in 3 ms. Remains 75 /75 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42473 ms. Remains : 75/76 places, 926/926 transitions.
Stuttering acceptance computed with spot in 167 ms :[(AND p0 (NOT p2)), (AND p0 (NOT p2) (NOT p1)), (AND p0 (NOT p2) (NOT p1)), (AND p0 (NOT p2) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-08
Product exploration explored 100000 steps with 33333 reset in 497 ms.
Product exploration explored 100000 steps with 33333 reset in 513 ms.
Computed a total of 48 stabilizing places and 82 stable transitions
Computed a total of 48 stabilizing places and 82 stable transitions
Detected a total of 48/75 stabilizing places and 82/926 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p0 p2 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p1))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X p0)), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 12 factoid took 17 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-08 finished in 43702 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&(!p1 U (G(!p1)||(!p1&&G(!p0))))))'
Support contains 8 out of 76 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 925
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 925
Applied a total of 2 rules in 54 ms. Remains 75 /76 variables (removed 1) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:23:51] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2025-06-03 08:23:51] [INFO ] Computed 7 invariants in 1 ms
[2025-06-03 08:23:51] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:23:57] [INFO ] Deduced a trap composed of 5 places in 203 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 0.0)
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(s6 1.0)
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(s46 0.0)
(s47 0.0)
(s48 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/240 variables, and 8 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/75 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20264 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41926ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 41929ms
[2025-06-03 08:24:33] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:24:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:24:33] [INFO ] Implicit Places using invariants in 214 ms returned []
[2025-06-03 08:24:33] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:24:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:24:34] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:24:34] [INFO ] Implicit Places using invariants and state equation in 498 ms returned []
Implicit Place search using SMT with State Equation took 723 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 08:24:34] [INFO ] Redundant transitions in 11 ms returned []
Running 922 sub problems to find dead transitions.
[2025-06-03 08:24:34] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:24:34] [INFO ] Invariant cache hit.
[2025-06-03 08:24:34] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:24:40] [INFO ] Deduced a trap composed of 5 places in 178 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:25:02] [INFO ] Deduced a trap composed of 24 places in 151 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 240/240 variables, and 124 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/84 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 921/1045 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1045 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61802ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61805ms
Starting structural reductions in SI_LTL mode, iteration 1 : 75/76 places, 925/926 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 104532 ms. Remains : 75/76 places, 925/926 transitions.
Stuttering acceptance computed with spot in 158 ms :[p1, (AND p1 p0), p0, true, (OR (NOT p0) p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-10
Entered a terminal (fully accepting) state of product in 17 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-10 finished in 104711 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((G(p0) U p1) U ((!p2 U p1)&&(false U p0)))))'
Support contains 7 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Applied a total of 0 rules in 4 ms. Remains 76 /76 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2025-06-03 08:25:36] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 76 cols
[2025-06-03 08:25:36] [INFO ] Computed 7 invariants in 1 ms
[2025-06-03 08:25:36] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:25:42] [INFO ] Deduced a trap composed of 5 places in 181 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
SMT process timed out in 21671ms, After SMT, problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 21673ms
[2025-06-03 08:25:58] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2025-06-03 08:25:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:25:58] [INFO ] Implicit Places using invariants in 262 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 267 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 926/926 transitions.
Applied a total of 0 rules in 4 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 21951 ms. Remains : 74/76 places, 926/926 transitions.
Stuttering acceptance computed with spot in 250 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), true, (OR (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-11 finished in 22219 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((X(X(p0))||G(p1))))))'
Support contains 7 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 925
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 925
Applied a total of 2 rules in 7 ms. Remains 75 /76 variables (removed 1) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:25:58] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2025-06-03 08:25:58] [INFO ] Computed 7 invariants in 1 ms
[2025-06-03 08:25:58] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:26:04] [INFO ] Deduced a trap composed of 5 places in 181 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21566ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21568ms
[2025-06-03 08:26:20] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:26:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:26:20] [INFO ] Implicit Places using invariants in 229 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 231 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 925/926 transitions.
Applied a total of 0 rules in 4 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 21812 ms. Remains : 74/76 places, 925/926 transitions.
Stuttering acceptance computed with spot in 300 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), true, (AND (NOT p1) (NOT p0)), (AND (NOT p1) p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-13
Product exploration explored 100000 steps with 16289 reset in 513 ms.
Product exploration explored 100000 steps with 16234 reset in 533 ms.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Knowledge obtained : [(AND p1 p0), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 87 ms. Reduced automaton from 9 states, 14 edges and 2 AP (stutter sensitive) to 9 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 295 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), true, (AND (NOT p1) (NOT p0)), (AND (NOT p1) p0)]
RANDOM walk for 40000 steps (228 resets) in 489 ms. (81 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (73 resets) in 262 ms. (152 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (83 resets) in 509 ms. (78 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (79 resets) in 175 ms. (227 steps per ms) remains 3/3 properties
[2025-06-03 08:26:22] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 74 cols
[2025-06-03 08:26:22] [INFO ] Computed 6 invariants in 1 ms
[2025-06-03 08:26:22] [INFO ] State equation strengthened by 40 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf2 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 65/72 variables, 6/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 165/237 variables, 72/78 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 40/118 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/118 constraints. Problems are: Problem set: 1 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 2/239 variables, 2/120 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 0/120 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/239 variables, 0/120 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 239/239 variables, and 120 constraints, problems are : Problem set: 1 solved, 2 unsolved in 237 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 65/72 variables, 6/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 165/237 variables, 72/78 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 40/118 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 1/119 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/237 variables, 0/119 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 2/239 variables, 2/121 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 0/121 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/239 variables, 0/121 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 239/239 variables, and 121 constraints, problems are : Problem set: 1 solved, 2 unsolved in 473 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 728ms problems are : Problem set: 1 solved, 2 unsolved
Parikh walk visited 0 properties in 141 ms.
Support contains 7 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 36 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:26:23] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:26:23] [INFO ] Invariant cache hit.
[2025-06-03 08:26:23] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:26:29] [INFO ] Deduced a trap composed of 5 places in 219 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21626ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21629ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21667 ms. Remains : 74/74 places, 925/925 transitions.
RANDOM walk for 40000 steps (228 resets) in 312 ms. (127 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (72 resets) in 183 ms. (217 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (80 resets) in 148 ms. (268 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 212861 steps, run visited all 2 properties in 1651 ms. (steps per millisecond=128 )
Probabilistic random walk after 212861 steps, saw 56325 distinct states, run finished after 1658 ms. (steps per millisecond=128 ) properties seen :2
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0), (X (X p1)), (G (OR (NOT p0) p1))]
False Knowledge obtained : [(F (NOT (AND p0 p1))), (F (NOT p1)), (F (NOT (OR p0 (NOT p1)))), (F (NOT p0)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 3 factoid took 216 ms. Reduced automaton from 9 states, 14 edges and 2 AP (stutter sensitive) to 8 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 259 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (NOT p1)]
Stuttering acceptance computed with spot in 262 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (NOT p1)]
Support contains 7 out of 74 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 4 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:26:47] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:26:47] [INFO ] Invariant cache hit.
[2025-06-03 08:26:47] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:26:53] [INFO ] Deduced a trap composed of 5 places in 178 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21568ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21570ms
[2025-06-03 08:27:09] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:27:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:27:09] [INFO ] Implicit Places using invariants in 197 ms returned []
[2025-06-03 08:27:09] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:27:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:27:09] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:27:10] [INFO ] Implicit Places using invariants and state equation in 458 ms returned []
Implicit Place search using SMT with State Equation took 657 ms to find 0 implicit places.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:27:10] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:27:10] [INFO ] Invariant cache hit.
[2025-06-03 08:27:10] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:27:15] [INFO ] Deduced a trap composed of 5 places in 187 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:27:37] [INFO ] Deduced a trap composed of 24 places in 142 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/239 variables, and 122 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 921/1043 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1043 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61702ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61705ms
Finished structural reductions in LTL mode , in 1 iterations and 83941 ms. Remains : 74/74 places, 925/925 transitions.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Knowledge obtained : [(AND p1 p0), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 89 ms. Reduced automaton from 8 states, 11 edges and 2 AP (stutter sensitive) to 8 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 264 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (NOT p1)]
RANDOM walk for 40000 steps (228 resets) in 330 ms. (120 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40004 steps (81 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
[2025-06-03 08:28:12] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:28:12] [INFO ] Invariant cache hit.
[2025-06-03 08:28:12] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 66/70 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 164/234 variables, 70/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/234 variables, 40/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/234 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 5/239 variables, 4/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/239 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 239/239 variables, and 120 constraints, problems are : Problem set: 0 solved, 1 unsolved in 172 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 66/70 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 164/234 variables, 70/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/234 variables, 40/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/234 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 5/239 variables, 4/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/239 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/239 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/239 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/239 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 239/239 variables, and 121 constraints, problems are : Problem set: 0 solved, 1 unsolved in 312 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 495ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 51 ms.
Support contains 4 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 925/925 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 72 transition count 924
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 70 transition count 922
Applied a total of 7 rules in 55 ms. Remains 70 /74 variables (removed 4) and now considering 922/925 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 70/74 places, 922/925 transitions.
RANDOM walk for 40000 steps (320 resets) in 306 ms. (130 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (141 resets) in 142 ms. (279 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 22354 steps, run visited all 1 properties in 173 ms. (steps per millisecond=129 )
Probabilistic random walk after 22354 steps, saw 7767 distinct states, run finished after 174 ms. (steps per millisecond=128 ) properties seen :1
Knowledge obtained : [(AND p1 p0), (X (X p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 2 factoid took 132 ms. Reduced automaton from 8 states, 11 edges and 2 AP (stutter sensitive) to 8 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 262 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (NOT p1)]
Stuttering acceptance computed with spot in 275 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (NOT p1)]
Stuttering acceptance computed with spot in 261 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (NOT p1)]
Product exploration explored 100000 steps with 16696 reset in 504 ms.
Product exploration explored 100000 steps with 16709 reset in 538 ms.
Applying partial POR strategy [false, false, false, false, false, true, true, true]
Stuttering acceptance computed with spot in 255 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (NOT p1)]
Support contains 7 out of 74 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 44 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:28:15] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:28:15] [INFO ] Invariant cache hit.
[2025-06-03 08:28:15] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:28:21] [INFO ] Deduced a trap composed of 5 places in 188 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21700ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21702ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 08:28:37] [INFO ] Redundant transitions in 11 ms returned []
Running 922 sub problems to find dead transitions.
[2025-06-03 08:28:37] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:28:37] [INFO ] Invariant cache hit.
[2025-06-03 08:28:37] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:28:42] [INFO ] Deduced a trap composed of 5 places in 178 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:29:04] [INFO ] Deduced a trap composed of 24 places in 145 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/239 variables, and 122 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 921/1043 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1043 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61668ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61670ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 83440 ms. Remains : 74/74 places, 925/925 transitions.
Built C files in :
/tmp/ltsmin13351181909550408564
[2025-06-03 08:29:39] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13351181909550408564
Running compilation step : cd /tmp/ltsmin13351181909550408564;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13351181909550408564;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13351181909550408564;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 7 out of 74 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 74/74 places, 925/925 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:29:42] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:29:42] [INFO ] Invariant cache hit.
[2025-06-03 08:29:42] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:29:47] [INFO ] Deduced a trap composed of 5 places in 178 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21689ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21691ms
[2025-06-03 08:30:03] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:30:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:30:04] [INFO ] Implicit Places using invariants in 181 ms returned []
[2025-06-03 08:30:04] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:30:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:30:04] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:30:04] [INFO ] Implicit Places using invariants and state equation in 475 ms returned []
Implicit Place search using SMT with State Equation took 656 ms to find 0 implicit places.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:30:04] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:30:04] [INFO ] Invariant cache hit.
[2025-06-03 08:30:04] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:30:09] [INFO ] Deduced a trap composed of 5 places in 186 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/81 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:30:32] [INFO ] Deduced a trap composed of 24 places in 143 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 239/239 variables, and 122 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/74 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (OVERLAPS) 165/239 variables, 74/82 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 40/122 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 921/1043 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 239/239 variables, and 1043 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 74/74 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61501ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61506ms
Finished structural reductions in LTL mode , in 1 iterations and 83861 ms. Remains : 74/74 places, 925/925 transitions.
Built C files in :
/tmp/ltsmin8458432254467806380
[2025-06-03 08:31:06] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8458432254467806380
Running compilation step : cd /tmp/ltsmin8458432254467806380;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2992 ms.
Running link step : cd /tmp/ltsmin8458432254467806380;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 43 ms.
Running LTSmin : cd /tmp/ltsmin8458432254467806380;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased17118749860950253939.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-03 08:31:21] [INFO ] Flatten gal took : 28 ms
[2025-06-03 08:31:21] [INFO ] Flatten gal took : 28 ms
[2025-06-03 08:31:21] [INFO ] Time to serialize gal into /tmp/LTL5138803395868685108.gal : 7 ms
[2025-06-03 08:31:21] [INFO ] Time to serialize properties into /tmp/LTL5289938902884768062.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5138803395868685108.gal' '-t' 'CGAL' '-hoa' '/tmp/aut4674692526869353935.hoa' '-atoms' '/tmp/LTL5289938902884768062.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL5289938902884768062.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut4674692526869353935.hoa
Detected timeout of ITS tools.
[2025-06-03 08:31:36] [INFO ] Flatten gal took : 28 ms
[2025-06-03 08:31:36] [INFO ] Flatten gal took : 40 ms
[2025-06-03 08:31:36] [INFO ] Time to serialize gal into /tmp/LTL13202763549251477243.gal : 7 ms
[2025-06-03 08:31:36] [INFO ] Time to serialize properties into /tmp/LTL5053609413768916752.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13202763549251477243.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5053609413768916752.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(X(G((X(X("((((CAPACITE<1)||(CONTROLEUR_2<1))||((NB_ATTENTE_B_2<1)||(ATTENTE_B<1)))&&(((NB_ATTENTE_A_0<1)||(CONTROLEUR_1<1))||((NB...287
Formula 0 simplified : XXF(XX!"((((CAPACITE<1)||(CONTROLEUR_2<1))||((NB_ATTENTE_B_2<1)||(ATTENTE_B<1)))&&(((NB_ATTENTE_A_0<1)||(CONTROLEUR_1<1))||((NB_ATTE...273
Detected timeout of ITS tools.
[2025-06-03 08:31:51] [INFO ] Flatten gal took : 27 ms
[2025-06-03 08:31:51] [INFO ] Applying decomposition
[2025-06-03 08:31:51] [INFO ] Flatten gal took : 27 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/graph8844800276701070851.txt' '-o' '/tmp/graph8844800276701070851.bin' '-w' '/tmp/graph8844800276701070851.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8844800276701070851.bin' '-l' '-1' '-v' '-w' '/tmp/graph8844800276701070851.weights' '-q' '0' '-e' '0.001'
[2025-06-03 08:31:51] [INFO ] Decomposing Gal with order
[2025-06-03 08:31:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 08:31:51] [INFO ] Removed a total of 1752 redundant transitions.
[2025-06-03 08:31:51] [INFO ] Flatten gal took : 174 ms
[2025-06-03 08:31:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 233 labels/synchronizations in 14 ms.
[2025-06-03 08:31:51] [INFO ] Time to serialize gal into /tmp/LTL420018236776094891.gal : 2 ms
[2025-06-03 08:31:51] [INFO ] Time to serialize properties into /tmp/LTL16533144381934515965.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL420018236776094891.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16533144381934515965.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((X(X(G((X(X("((((u1.CAPACITE<1)||(i0.u3.CONTROLEUR_2<1))||((i2.u4.NB_ATTENTE_B_2<1)||(i2.u2.ATTENTE_B<1)))&&(((i2.u4.NB_ATTENTE_A_0<...356
Formula 0 simplified : XXF(XX!"((((u1.CAPACITE<1)||(i0.u3.CONTROLEUR_2<1))||((i2.u4.NB_ATTENTE_B_2<1)||(i2.u2.ATTENTE_B<1)))&&(((i2.u4.NB_ATTENTE_A_0<1)||(...342
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-13 finished in 368240 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p1)||G(p2)||p0)))'
Support contains 10 out of 76 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 925
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 925
Applied a total of 2 rules in 7 ms. Remains 75 /76 variables (removed 1) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:32:06] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2025-06-03 08:32:06] [INFO ] Computed 7 invariants in 2 ms
[2025-06-03 08:32:06] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:32:12] [INFO ] Deduced a trap composed of 5 places in 175 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/240 variables, and 8 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/75 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20236 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41922ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 41924ms
[2025-06-03 08:32:48] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:32:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:32:49] [INFO ] Implicit Places using invariants in 221 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 223 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/76 places, 925/926 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42161 ms. Remains : 74/76 places, 925/926 transitions.
Stuttering acceptance computed with spot in 192 ms :[true, (AND (NOT p2) (NOT p1) (NOT p0)), (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-14
Product exploration explored 100000 steps with 50000 reset in 465 ms.
Product exploration explored 100000 steps with 50000 reset in 484 ms.
Computed a total of 47 stabilizing places and 81 stable transitions
Computed a total of 47 stabilizing places and 81 stable transitions
Knowledge obtained : [(AND (NOT p2) p1 p0), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p1 p2))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p2))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 14 factoid took 17 ms. Reduced automaton from 6 states, 14 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-14 finished in 43351 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((X((p0 U p1))||F(X(p2))||(F(p0)&&p1)))))'
Found a Lengthening insensitive property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-06
Stuttering acceptance computed with spot in 190 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), false]
Support contains 47 out of 76 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 76/76 places, 926/926 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 75 transition count 925
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 925
Applied a total of 2 rules in 27 ms. Remains 75 /76 variables (removed 1) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:32:50] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:32:50] [INFO ] Invariant cache hit.
[2025-06-03 08:32:50] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:32:56] [INFO ] Deduced a trap composed of 5 places in 177 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21701ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21705ms
[2025-06-03 08:33:12] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:33:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:33:12] [INFO ] Implicit Places using invariants in 114 ms returned []
[2025-06-03 08:33:12] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:33:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:33:12] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:33:13] [INFO ] Implicit Places using invariants and state equation in 425 ms returned []
Implicit Place search using SMT with State Equation took 541 ms to find 0 implicit places.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:33:13] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:33:13] [INFO ] Invariant cache hit.
[2025-06-03 08:33:13] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:33:18] [INFO ] Deduced a trap composed of 5 places in 180 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:33:39] [INFO ] Deduced a trap composed of 24 places in 143 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 1/124 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 240/240 variables, and 124 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/84 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 921/1045 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1045 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61629ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61632ms
Starting structural reductions in LI_LTL mode, iteration 1 : 75/76 places, 925/926 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 83910 ms. Remains : 75/76 places, 925/926 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V20P10N20-LTLFireability-06
Product exploration explored 100000 steps with 33335 reset in 755 ms.
Product exploration explored 100000 steps with 33337 reset in 771 ms.
Computed a total of 48 stabilizing places and 81 stable transitions
Computed a total of 48 stabilizing places and 81 stable transitions
Detected a total of 48/75 stabilizing places and 81/925 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p1 (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2)))))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 363 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 14 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 206 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
RANDOM walk for 431 steps (0 resets) in 11 ms. (35 steps per ms) remains 0/8 properties
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p1 (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (F (NOT (AND (NOT p2) (NOT p0) p1))), (F (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1)))), (F (NOT (AND (NOT p0) p1))), (F p0), (F p2), (F (NOT (OR p2 (NOT p0) p1))), (F (NOT (OR p2 p0 p1))), (F (NOT p1))]
Knowledge based reduction with 11 factoid took 768 ms. Reduced automaton from 5 states, 14 edges and 3 AP (stutter insensitive) to 5 states, 14 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 190 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
Stuttering acceptance computed with spot in 192 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
Support contains 47 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 925/925 transitions.
Applied a total of 0 rules in 46 ms. Remains 75 /75 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:34:18] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:34:18] [INFO ] Invariant cache hit.
[2025-06-03 08:34:18] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:34:24] [INFO ] Deduced a trap composed of 5 places in 191 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 75/240 variables, and 8 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/75 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1044 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20245 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41900ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 41903ms
[2025-06-03 08:34:59] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:34:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:35:00] [INFO ] Implicit Places using invariants in 120 ms returned []
[2025-06-03 08:35:00] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:35:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:35:00] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:35:00] [INFO ] Implicit Places using invariants and state equation in 319 ms returned []
Implicit Place search using SMT with State Equation took 441 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 08:35:00] [INFO ] Redundant transitions in 11 ms returned []
Running 922 sub problems to find dead transitions.
[2025-06-03 08:35:00] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:35:00] [INFO ] Invariant cache hit.
[2025-06-03 08:35:00] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:35:06] [INFO ] Deduced a trap composed of 5 places in 207 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:35:27] [INFO ] Deduced a trap composed of 24 places in 137 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 240/240 variables, and 124 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/84 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 921/1045 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1045 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61787ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61789ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 104199 ms. Remains : 75/75 places, 925/925 transitions.
Computed a total of 48 stabilizing places and 81 stable transitions
Computed a total of 48 stabilizing places and 81 stable transitions
Detected a total of 48/75 stabilizing places and 81/925 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (OR (AND (NOT p2) p0) (AND (NOT p2) p1))), (X (AND (NOT p2) (NOT p0) p1)), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (OR (AND (NOT p2) p0) (AND (NOT p2) p1)))), (X (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1))))), (X (X (AND (NOT p2) (NOT p0) p1))), (X (X (NOT (AND (NOT p2) (NOT p0) p1))))]
Knowledge based reduction with 13 factoid took 556 ms. Reduced automaton from 5 states, 14 edges and 3 AP (stutter insensitive) to 5 states, 14 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 190 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
RANDOM walk for 444 steps (0 resets) in 10 ms. (40 steps per ms) remains 0/8 properties
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (OR (AND (NOT p2) p0) (AND (NOT p2) p1))), (X (AND (NOT p2) (NOT p0) p1)), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (OR (AND (NOT p2) p0) (AND (NOT p2) p1)))), (X (X (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1))))), (X (X (AND (NOT p2) (NOT p0) p1))), (X (X (NOT (AND (NOT p2) (NOT p0) p1)))), (F (NOT (AND (NOT p0) (NOT p2) p1))), (F (NOT (OR p0 p2 p1))), (F (NOT (AND (NOT p0) p1))), (F p0), (F p2), (F (NOT (OR (NOT p0) p2 p1))), (F (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) p1)))), (F (NOT p1))]
Knowledge based reduction with 13 factoid took 1058 ms. Reduced automaton from 5 states, 14 edges and 3 AP (stutter insensitive) to 5 states, 14 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 196 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
Stuttering acceptance computed with spot in 189 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
Stuttering acceptance computed with spot in 191 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
Product exploration explored 100000 steps with 33293 reset in 1181 ms.
Product exploration explored 100000 steps with 33275 reset in 1210 ms.
Built C files in :
/tmp/ltsmin5176501868514104544
[2025-06-03 08:36:07] [INFO ] Computing symmetric may disable matrix : 925 transitions.
[2025-06-03 08:36:07] [INFO ] Computation of Complete disable matrix. took 27 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:36:07] [INFO ] Computing symmetric may enable matrix : 925 transitions.
[2025-06-03 08:36:07] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:36:07] [INFO ] Computing Do-Not-Accords matrix : 925 transitions.
[2025-06-03 08:36:07] [INFO ] Computation of Completed DNA matrix. took 52 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:36:07] [INFO ] Built C files in 330ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5176501868514104544
Running compilation step : cd /tmp/ltsmin5176501868514104544;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5176501868514104544;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5176501868514104544;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 47 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 925/925 transitions.
Applied a total of 0 rules in 45 ms. Remains 75 /75 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Running 922 sub problems to find dead transitions.
[2025-06-03 08:36:10] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:36:10] [INFO ] Invariant cache hit.
[2025-06-03 08:36:10] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:36:16] [INFO ] Deduced a trap composed of 5 places in 183 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
SMT process timed out in 21651ms, After SMT, problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 21653ms
[2025-06-03 08:36:32] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:36:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:36:32] [INFO ] Implicit Places using invariants in 113 ms returned []
[2025-06-03 08:36:32] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:36:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 08:36:32] [INFO ] State equation strengthened by 40 read => feed constraints.
[2025-06-03 08:36:32] [INFO ] Implicit Places using invariants and state equation in 302 ms returned []
Implicit Place search using SMT with State Equation took 417 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 08:36:32] [INFO ] Redundant transitions in 11 ms returned []
Running 922 sub problems to find dead transitions.
[2025-06-03 08:36:32] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2025-06-03 08:36:32] [INFO ] Invariant cache hit.
[2025-06-03 08:36:32] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:36:38] [INFO ] Deduced a trap composed of 5 places in 174 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 08:37:00] [INFO ] Deduced a trap composed of 24 places in 139 ms of which 4 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 240/240 variables, and 124 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/84 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 921/1045 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1045 constraints, problems are : Problem set: 0 solved, 922 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/921 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61650ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 61652ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 83787 ms. Remains : 75/75 places, 925/925 transitions.
Built C files in :
/tmp/ltsmin11987788635317216301
[2025-06-03 08:37:34] [INFO ] Computing symmetric may disable matrix : 925 transitions.
[2025-06-03 08:37:34] [INFO ] Computation of Complete disable matrix. took 27 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:37:34] [INFO ] Computing symmetric may enable matrix : 925 transitions.
[2025-06-03 08:37:34] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:37:34] [INFO ] Computing Do-Not-Accords matrix : 925 transitions.
[2025-06-03 08:37:34] [INFO ] Computation of Completed DNA matrix. took 50 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:37:34] [INFO ] Built C files in 331ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11987788635317216301
Running compilation step : cd /tmp/ltsmin11987788635317216301;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin11987788635317216301;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin11987788635317216301;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-03 08:37:37] [INFO ] Flatten gal took : 28 ms
[2025-06-03 08:37:37] [INFO ] Flatten gal took : 28 ms
[2025-06-03 08:37:37] [INFO ] Time to serialize gal into /tmp/LTL182143314445090343.gal : 6 ms
[2025-06-03 08:37:37] [INFO ] Time to serialize properties into /tmp/LTL2540920085537104405.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL182143314445090343.gal' '-t' 'CGAL' '-hoa' '/tmp/aut14119043064906072305.hoa' '-atoms' '/tmp/LTL2540920085537104405.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL2540920085537104405.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut14119043064906072305.hoa
Detected timeout of ITS tools.
[2025-06-03 08:37:52] [INFO ] Flatten gal took : 27 ms
[2025-06-03 08:37:52] [INFO ] Flatten gal took : 28 ms
[2025-06-03 08:37:52] [INFO ] Time to serialize gal into /tmp/LTL12973588526389298847.gal : 6 ms
[2025-06-03 08:37:52] [INFO ] Time to serialize properties into /tmp/LTL660886576396318987.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12973588526389298847.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL660886576396318987.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((F(G(((X(("((((((((CAPACITE>=1)&&(CONTROLEUR_2>=1))&&((NB_ATTENTE_B_17>=1)&&(ATTENTE_B>=1)))||(((CAPACITE>=1)&&(CONTROLEUR_2>=1))&&(...6490
Formula 0 simplified : GF((!"(((((((NB_ATTENTE_B_4>=1)&&(ROUTE_B>=1))||((NB_ATTENTE_B_9>=1)&&(ROUTE_B>=1)))||(((NB_ATTENTE_B_11>=1)&&(ROUTE_B>=1))||((NB_AT...10502
Detected timeout of ITS tools.
[2025-06-03 08:38:07] [INFO ] Flatten gal took : 28 ms
[2025-06-03 08:38:07] [INFO ] Applying decomposition
[2025-06-03 08:38:07] [INFO ] Flatten gal took : 27 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/graph10457711974645949513.txt' '-o' '/tmp/graph10457711974645949513.bin' '-w' '/tmp/graph10457711974645949513.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10457711974645949513.bin' '-l' '-1' '-v' '-w' '/tmp/graph10457711974645949513.weights' '-q' '0' '-e' '0.001'
[2025-06-03 08:38:07] [INFO ] Decomposing Gal with order
[2025-06-03 08:38:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 08:38:08] [INFO ] Removed a total of 1790 redundant transitions.
[2025-06-03 08:38:08] [INFO ] Flatten gal took : 172 ms
[2025-06-03 08:38:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 271 labels/synchronizations in 15 ms.
[2025-06-03 08:38:08] [INFO ] Time to serialize gal into /tmp/LTL2635299628520200379.gal : 1 ms
[2025-06-03 08:38:08] [INFO ] Time to serialize properties into /tmp/LTL7343741598901510144.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2635299628520200379.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7343741598901510144.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((F(G(((X(("((((((((i1.u2.CAPACITE>=1)&&(i2.u5.CONTROLEUR_2>=1))&&((i0.u1.NB_ATTENTE_B_17>=1)&&(i0.u4.ATTENTE_B>=1)))||(((i1.u2.CAPAC...8434
Formula 0 simplified : GF((!"(((((((i0.u1.NB_ATTENTE_B_4>=1)&&(i0.u4.ROUTE_B>=1))||((i0.u1.NB_ATTENTE_B_9>=1)&&(i0.u4.ROUTE_B>=1)))||(((i0.u1.NB_ATTENTE_B_...13658
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-PT-V20P10N20-LTLFireability-06 finished in 332851 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((X(X(p0))||G(p1))))))'
[2025-06-03 08:38:23] [INFO ] Flatten gal took : 28 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin16499551060971473230
[2025-06-03 08:38:23] [INFO ] Computing symmetric may disable matrix : 926 transitions.
[2025-06-03 08:38:23] [INFO ] Applying decomposition
[2025-06-03 08:38:23] [INFO ] Computation of Complete disable matrix. took 28 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:38:23] [INFO ] Flatten gal took : 29 ms
[2025-06-03 08:38:23] [INFO ] Computing symmetric may enable matrix : 926 transitions.
[2025-06-03 08:38:23] [INFO ] Computation of Complete enable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
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/graph9448544041374683424.txt' '-o' '/tmp/graph9448544041374683424.bin' '-w' '/tmp/graph9448544041374683424.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph9448544041374683424.bin' '-l' '-1' '-v' '-w' '/tmp/graph9448544041374683424.weights' '-q' '0' '-e' '0.001'
[2025-06-03 08:38:23] [INFO ] Decomposing Gal with order
[2025-06-03 08:38:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 08:38:23] [INFO ] Computing Do-Not-Accords matrix : 926 transitions.
[2025-06-03 08:38:23] [INFO ] Computation of Completed DNA matrix. took 51 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 08:38:23] [INFO ] Removed a total of 1790 redundant transitions.
[2025-06-03 08:38:23] [INFO ] Built C files in 350ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16499551060971473230
Running compilation step : cd /tmp/ltsmin16499551060971473230;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '240' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2025-06-03 08:38:23] [INFO ] Flatten gal took : 183 ms
[2025-06-03 08:38:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 271 labels/synchronizations in 15 ms.
[2025-06-03 08:38:23] [INFO ] Time to serialize gal into /tmp/LTLFireability6406984809276689367.gal : 2 ms
[2025-06-03 08:38:23] [INFO ] Time to serialize properties into /tmp/LTLFireability10914282303489492540.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability6406984809276689367.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability10914282303489492540.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 3 LTL properties
Checking formula 0 : !((G(F("((((((((i0.u2.NB_ATTENTE_A_18>=1)&&(i0.u0.ATTENTE_A>=1))&&((i2.u1.CAPACITE>=1)&&(i1.u4.CONTROLEUR_1>=1)))||(((i0.u2.NB_ATTENTE...2101
Formula 0 simplified : FG!"((((((((i0.u2.NB_ATTENTE_A_18>=1)&&(i0.u0.ATTENTE_A>=1))&&((i2.u1.CAPACITE>=1)&&(i1.u4.CONTROLEUR_1>=1)))||(((i0.u2.NB_ATTENTE_A...2095
Compilation finished in 6103 ms.
Running link step : cd /tmp/ltsmin16499551060971473230;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 72 ms.
Running LTSmin : cd /tmp/ltsmin16499551060971473230;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp0==true)))' '--buchi-type=spotba'
LTSmin run took 21757 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-03 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin16499551060971473230;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' '<>([]((X(((LTLAPp1==true) U (LTLAPp2==true)))||<>(X((LTLAPp0==true)))||(<>((LTLAPp1==true))&&(LTLAPp2==true)))))' '--buchi-type=spotba'
LTSmin run took 681 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-06 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin16499551060971473230;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(X([]((X(X((LTLAPp3==true)))||[]((LTLAPp4==true))))))' '--buchi-type=spotba'
LTSmin run took 75524 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-LTLFireability-13 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 2151392 ms.
BK_STOP 1748940008101
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BridgeAndVehicles-PT-V20P10N20"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is BridgeAndVehicles-PT-V20P10N20, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r016-smll-174853764900348"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P10N20.tgz
mv BridgeAndVehicles-PT-V20P10N20 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;