About the Execution of ITS-Tools for BridgeAndVehicles-PT-V50P50N10
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 3600000.00 | 0.00 | 0.00 | FFFFTFF???FTFFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r016-smll-174853765100412.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-V50P50N10, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-smll-174853765100412
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.3M
-rw-r--r-- 1 mcc users 19K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 122K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 237K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 929K 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 13K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 49K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 107K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 315K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 33K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 193K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 253K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 965K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.3K 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 1.1M 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-V50P50N10-LTLFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V50P50N10-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1749010047033
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-V50P50N10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-04 04:07:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-04 04:07:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 04:07:29] [INFO ] Load time of PNML (sax parser for PT used): 261 ms
[2025-06-04 04:07:29] [INFO ] Transformed 128 places.
[2025-06-04 04:07:29] [INFO ] Transformed 1328 transitions.
[2025-06-04 04:07:29] [INFO ] Parsed PT model containing 128 places and 1328 transitions and 10010 arcs in 490 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 59 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA BridgeAndVehicles-PT-V50P50N10-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V50P50N10-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V50P50N10-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 124 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 1328/1328 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 126 transition count 1328
Applied a total of 2 rules in 64 ms. Remains 126 /128 variables (removed 2) and now considering 1328/1328 (removed 0) transitions.
Running 1325 sub problems to find dead transitions.
[2025-06-04 04:07:30] [INFO ] Flow matrix only has 250 transitions (discarded 1078 similar events)
// Phase 1: matrix 250 rows 126 cols
[2025-06-04 04:07:30] [INFO ] Computed 5 invariants in 23 ms
[2025-06-04 04:07:30] [INFO ] State equation strengthened by 22 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.
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.
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.
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.
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.
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.
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.
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.
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.
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) 0/126 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1325 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:07:42] [INFO ] Deduced a trap composed of 5 places in 327 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:07:50] [INFO ] Deduced a trap composed of 14 places in 175 ms of which 4 ms to minimize.
Problem TDEAD728 is UNSAT
Problem TDEAD729 is UNSAT
Problem TDEAD730 is UNSAT
Problem TDEAD731 is UNSAT
Problem TDEAD732 is UNSAT
Problem TDEAD733 is UNSAT
Problem TDEAD734 is UNSAT
Problem TDEAD735 is UNSAT
Problem TDEAD736 is UNSAT
Problem TDEAD737 is UNSAT
Problem TDEAD738 is UNSAT
Problem TDEAD739 is UNSAT
Problem TDEAD740 is UNSAT
Problem TDEAD741 is UNSAT
Problem TDEAD742 is UNSAT
Problem TDEAD743 is UNSAT
Problem TDEAD744 is UNSAT
Problem TDEAD745 is UNSAT
Problem TDEAD746 is UNSAT
Problem TDEAD747 is UNSAT
Problem TDEAD748 is UNSAT
Problem TDEAD749 is UNSAT
Problem TDEAD750 is UNSAT
Problem TDEAD751 is UNSAT
Problem TDEAD752 is UNSAT
Problem TDEAD753 is UNSAT
Problem TDEAD754 is UNSAT
Problem TDEAD755 is UNSAT
Problem TDEAD756 is UNSAT
Problem TDEAD757 is UNSAT
Problem TDEAD758 is UNSAT
Problem TDEAD759 is UNSAT
Problem TDEAD760 is UNSAT
Problem TDEAD761 is UNSAT
Problem TDEAD762 is UNSAT
Problem TDEAD763 is UNSAT
Problem TDEAD764 is UNSAT
Problem TDEAD765 is UNSAT
Problem TDEAD766 is UNSAT
Problem TDEAD767 is UNSAT
Problem TDEAD768 is UNSAT
Problem TDEAD769 is UNSAT
Problem TDEAD770 is UNSAT
Problem TDEAD771 is UNSAT
Problem TDEAD772 is UNSAT
Problem TDEAD773 is UNSAT
Problem TDEAD774 is UNSAT
Problem TDEAD775 is UNSAT
Problem TDEAD776 is UNSAT
Problem TDEAD777 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 126/376 variables, and 7 constraints, problems are : Problem set: 50 solved, 1275 unsolved in 20127 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/126 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 1325/1124 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 50 solved, 1275 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/126 variables, 5/5 constraints. Problems are: Problem set: 50 solved, 1275 unsolved
Problem TDEAD178 is UNSAT
Problem TDEAD189 is UNSAT
Problem TDEAD200 is UNSAT
Problem TDEAD211 is UNSAT
Problem TDEAD222 is UNSAT
Problem TDEAD233 is UNSAT
Problem TDEAD244 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD266 is UNSAT
Problem TDEAD277 is UNSAT
Problem TDEAD288 is UNSAT
Problem TDEAD299 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD332 is UNSAT
Problem TDEAD343 is UNSAT
Problem TDEAD354 is UNSAT
Problem TDEAD365 is UNSAT
Problem TDEAD376 is UNSAT
Problem TDEAD387 is UNSAT
Problem TDEAD398 is UNSAT
Problem TDEAD409 is UNSAT
Problem TDEAD420 is UNSAT
Problem TDEAD431 is UNSAT
Problem TDEAD442 is UNSAT
Problem TDEAD453 is UNSAT
Problem TDEAD464 is UNSAT
Problem TDEAD475 is UNSAT
Problem TDEAD486 is UNSAT
Problem TDEAD497 is UNSAT
Problem TDEAD508 is UNSAT
Problem TDEAD519 is UNSAT
Problem TDEAD530 is UNSAT
Problem TDEAD541 is UNSAT
Problem TDEAD552 is UNSAT
Problem TDEAD563 is UNSAT
Problem TDEAD574 is UNSAT
Problem TDEAD585 is UNSAT
Problem TDEAD596 is UNSAT
Problem TDEAD607 is UNSAT
Problem TDEAD618 is UNSAT
Problem TDEAD629 is UNSAT
Problem TDEAD640 is UNSAT
Problem TDEAD651 is UNSAT
Problem TDEAD662 is UNSAT
Problem TDEAD673 is UNSAT
Problem TDEAD684 is UNSAT
Problem TDEAD695 is UNSAT
Problem TDEAD706 is UNSAT
Problem TDEAD717 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/126 variables, 2/7 constraints. Problems are: Problem set: 100 solved, 1225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/126 variables, 0/7 constraints. Problems are: Problem set: 100 solved, 1225 unsolved
SMT process timed out in 44079ms, After SMT, problems are : Problem set: 100 solved, 1225 unsolved
Search for dead transitions found 100 dead transitions in 44135ms
Found 100 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 100 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 100 transitions.
[2025-06-04 04:08:14] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
// Phase 1: matrix 248 rows 126 cols
[2025-06-04 04:08:14] [INFO ] Computed 5 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:08:14] [INFO ] Implicit Places using invariants in 77 ms returned []
[2025-06-04 04:08:14] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:08:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:08:14] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:08:14] [INFO ] Implicit Places using invariants and state equation in 173 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 : 126/128 places, 1228/1328 transitions.
Applied a total of 0 rules in 14 ms. Remains 126 /126 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 44578 ms. Remains : 126/128 places, 1228/1328 transitions.
Support contains 124 out of 126 places after structural reductions.
[2025-06-04 04:08:15] [INFO ] Flatten gal took : 241 ms
[2025-06-04 04:08:15] [INFO ] Flatten gal took : 194 ms
[2025-06-04 04:08:16] [INFO ] Input system was already deterministic with 1228 transitions.
Reduction of identical properties reduced properties to check from 25 to 23
RANDOM walk for 40000 steps (88 resets) in 7455 ms. (5 steps per ms) remains 2/23 properties
BEST_FIRST walk for 40001 steps (33 resets) in 242 ms. (164 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (36 resets) in 185 ms. (215 steps per ms) remains 2/2 properties
[2025-06-04 04:08:18] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:08:18] [INFO ] Invariant cache hit.
[2025-06-04 04:08:18] [INFO ] State equation strengthened by 20 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 113/119 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:08:18] [INFO ] Deduced a trap composed of 14 places in 184 ms of which 3 ms to minimize.
Problem AtomicPropp20 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 1/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 246/365 variables, 119/124 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/365 variables, 20/144 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 0/144 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/374 variables, 7/151 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/374 variables, 1/152 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/374 variables, 0/152 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/374 variables, 0/152 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 374/374 variables, and 152 constraints, problems are : Problem set: 1 solved, 1 unsolved in 474 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 126/126 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 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: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 115/119 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 1/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 246/365 variables, 119/124 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/365 variables, 20/144 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 0/144 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/374 variables, 7/151 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/374 variables, 1/152 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/374 variables, 1/153 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/374 variables, 0/153 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/374 variables, 0/153 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 374/374 variables, and 153 constraints, problems are : Problem set: 1 solved, 1 unsolved in 646 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 126/126 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1143ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 120 ms.
Support contains 4 out of 126 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 125 transition count 1227
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 125 transition count 1227
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 123 transition count 1226
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 7 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 121 transition count 1224
Applied a total of 9 rules in 305 ms. Remains 121 /126 variables (removed 5) and now considering 1224/1228 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 307 ms. Remains : 121/126 places, 1224/1228 transitions.
RANDOM walk for 40000 steps (126 resets) in 2283 ms. (17 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (61 resets) in 188 ms. (211 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 364580 steps, run timeout after 3001 ms. (steps per millisecond=121 ) properties seen :0 out of 1
Probabilistic random walk after 364580 steps, saw 110338 distinct states, run finished after 3007 ms. (steps per millisecond=121 ) properties seen :0
[2025-06-04 04:08:23] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
// Phase 1: matrix 244 rows 121 cols
[2025-06-04 04:08:23] [INFO ] Computed 4 invariants in 4 ms
[2025-06-04 04:08:23] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 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) 113/117 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/117 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 244/361 variables, 117/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/361 variables, 20/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/361 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 4/365 variables, 4/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/365 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 365/365 variables, and 145 constraints, problems are : Problem set: 0 solved, 1 unsolved in 281 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 121/121 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 113/117 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/117 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 244/361 variables, 117/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/361 variables, 20/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/361 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 4/365 variables, 4/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 1/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/365 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/365 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 365/365 variables, and 146 constraints, problems are : Problem set: 0 solved, 1 unsolved in 755 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 121/121 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1060ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 55 ms.
Support contains 4 out of 121 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 121/121 places, 1224/1224 transitions.
Applied a total of 0 rules in 82 ms. Remains 121 /121 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 82 ms. Remains : 121/121 places, 1224/1224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 121/121 places, 1224/1224 transitions.
Applied a total of 0 rules in 110 ms. Remains 121 /121 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2025-06-04 04:08:25] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:08:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:08:25] [INFO ] Implicit Places using invariants in 349 ms returned []
[2025-06-04 04:08:25] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:08:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:08:25] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:08:26] [INFO ] Implicit Places using invariants and state equation in 1054 ms returned [52, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1415 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 119/121 places, 1224/1224 transitions.
Applied a total of 0 rules in 61 ms. Remains 119 /119 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1586 ms. Remains : 119/121 places, 1224/1224 transitions.
RANDOM walk for 40000 steps (125 resets) in 337 ms. (118 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (60 resets) in 180 ms. (221 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 398345 steps, run timeout after 3001 ms. (steps per millisecond=132 ) properties seen :0 out of 1
Probabilistic random walk after 398345 steps, saw 118807 distinct states, run finished after 3002 ms. (steps per millisecond=132 ) properties seen :0
[2025-06-04 04:08:29] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
// Phase 1: matrix 244 rows 119 cols
[2025-06-04 04:08:29] [INFO ] Computed 4 invariants in 2 ms
[2025-06-04 04:08:29] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 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) 113/117 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/117 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 244/361 variables, 117/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/361 variables, 20/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/361 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 2/363 variables, 2/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/363 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/363 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 363/363 variables, and 143 constraints, problems are : Problem set: 0 solved, 1 unsolved in 205 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 113/117 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/117 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 244/361 variables, 117/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/361 variables, 20/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/361 variables, 1/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/361 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2/363 variables, 2/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/363 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/363 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 363/363 variables, and 144 constraints, problems are : Problem set: 0 solved, 1 unsolved in 635 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 859ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 61 ms.
Support contains 4 out of 119 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 119/119 places, 1224/1224 transitions.
Applied a total of 0 rules in 74 ms. Remains 119 /119 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 119/119 places, 1224/1224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 119/119 places, 1224/1224 transitions.
Applied a total of 0 rules in 55 ms. Remains 119 /119 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2025-06-04 04:08:30] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:08:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:08:31] [INFO ] Implicit Places using invariants in 313 ms returned []
[2025-06-04 04:08:31] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:08:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:08:31] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:08:31] [INFO ] Implicit Places using invariants and state equation in 698 ms returned []
Implicit Place search using SMT with State Equation took 1016 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:08:31] [INFO ] Redundant transitions in 97 ms returned []
Running 1221 sub problems to find dead transitions.
[2025-06-04 04:08:31] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:08:31] [INFO ] Invariant cache hit.
[2025-06-04 04:08:31] [INFO ] State equation strengthened by 20 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) 0/119 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1221 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1221 unsolved
Problem TDEAD50 is UNSAT
Problem TDEAD101 is UNSAT
At refinement iteration 2 (OVERLAPS) 244/363 variables, 119/123 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/363 variables, 20/143 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 363/363 variables, and 143 constraints, problems are : Problem set: 2 solved, 1219 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1221/1220 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1219 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 4/4 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 2 (OVERLAPS) 244/363 variables, 119/123 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/363 variables, 20/143 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 363/363 variables, and 1361 constraints, problems are : Problem set: 2 solved, 1219 unsolved in 31561 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1219/1220 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64292ms problems are : Problem set: 2 solved, 1219 unsolved
Search for dead transitions found 2 dead transitions in 64297ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 119/119 places, 1222/1224 transitions.
Applied a total of 0 rules in 65 ms. Remains 119 /119 variables (removed 0) and now considering 1222/1222 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:09:36] [INFO ] Redundant transitions in 81 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 65636 ms. Remains : 119/119 places, 1222/1224 transitions.
RANDOM walk for 40000 steps (127 resets) in 456 ms. (87 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (60 resets) in 204 ms. (195 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 407147 steps, run timeout after 3001 ms. (steps per millisecond=135 ) properties seen :0 out of 1
Probabilistic random walk after 407147 steps, saw 121367 distinct states, run finished after 3001 ms. (steps per millisecond=135 ) properties seen :0
[2025-06-04 04:09:39] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
// Phase 1: matrix 242 rows 119 cols
[2025-06-04 04:09:39] [INFO ] Computed 4 invariants in 2 ms
[2025-06-04 04:09:39] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 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) 113/117 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/117 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 242/359 variables, 117/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/359 variables, 20/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/359 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 2/361 variables, 2/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/361 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/361 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 361/361 variables, and 143 constraints, problems are : Problem set: 0 solved, 1 unsolved in 206 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 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 90.0 s and query timeout 9000.0 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) 113/117 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/117 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 242/359 variables, 117/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/359 variables, 20/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/359 variables, 1/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/359 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2/361 variables, 2/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/361 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/361 variables, 0/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 361/361 variables, and 144 constraints, problems are : Problem set: 0 solved, 1 unsolved in 616 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 857ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 4 out of 119 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 119/119 places, 1222/1222 transitions.
Applied a total of 0 rules in 52 ms. Remains 119 /119 variables (removed 0) and now considering 1222/1222 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 119/119 places, 1222/1222 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 119/119 places, 1222/1222 transitions.
Applied a total of 0 rules in 52 ms. Remains 119 /119 variables (removed 0) and now considering 1222/1222 (removed 0) transitions.
[2025-06-04 04:09:40] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
[2025-06-04 04:09:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:09:40] [INFO ] Implicit Places using invariants in 315 ms returned []
[2025-06-04 04:09:40] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
[2025-06-04 04:09:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:09:41] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:09:41] [INFO ] Implicit Places using invariants and state equation in 802 ms returned []
Implicit Place search using SMT with State Equation took 1123 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:09:41] [INFO ] Redundant transitions in 28 ms returned []
Running 1219 sub problems to find dead transitions.
[2025-06-04 04:09:41] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
[2025-06-04 04:09:41] [INFO ] Invariant cache hit.
[2025-06-04 04:09:41] [INFO ] State equation strengthened by 20 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) 0/119 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 2 (OVERLAPS) 242/361 variables, 119/123 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/361 variables, 20/143 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 361/361 variables, and 143 constraints, problems are : Problem set: 0 solved, 1219 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1219/1218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1219 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 2 (OVERLAPS) 242/361 variables, 119/123 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/361 variables, 20/143 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 361/361 variables, and 1361 constraints, problems are : Problem set: 0 solved, 1219 unsolved in 31777 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1219/1218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64602ms problems are : Problem set: 0 solved, 1219 unsolved
Search for dead transitions found 0 dead transitions in 64607ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65822 ms. Remains : 119/119 places, 1222/1222 transitions.
FORMULA BridgeAndVehicles-PT-V50P50N10-LTLFireability-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
Computed a total of 109 stabilizing places and 204 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((!p0&&X(F(!p0))))&&X((X(!p0) U ((X(!p0)&&(!p1 U (p2||G(!p1))))||X(G(!p0)))))))'
Support contains 116 out of 126 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 125 transition count 1227
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 125 transition count 1227
Applied a total of 2 rules in 22 ms. Remains 125 /126 variables (removed 1) and now considering 1227/1228 (removed 1) transitions.
Running 1224 sub problems to find dead transitions.
[2025-06-04 04:10:47] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
// Phase 1: matrix 247 rows 125 cols
[2025-06-04 04:10:47] [INFO ] Computed 5 invariants in 4 ms
[2025-06-04 04:10:47] [INFO ] State equation strengthened by 20 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.
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.
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) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:10:59] [INFO ] Deduced a trap composed of 5 places in 306 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/372 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1224/1123 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
(s1 0)
(s2 0)
(s3 0)
(s4 0)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
(s9 0)
(s10 0)
(s11 0)
(s12 0)
(s13 0)
(s14 0)
(s15 0)
(s16 0)
(s17 0)
(s18 0)
(s19 0)
(s20 0)
(s21 0)
(s22 0)
(s23 0)
(s24 0)
(s25 0)
(s26 0)
(s27 0)
(s28 0)
(s29 0)
(s30 0)
(s31 0)
(s32 0)
(s33 0)
(s34 0)
(s35 0)
(s36 0)
(s37 0)
(s38 0)
(s39 0)
(s40 0)
(s41 0)
(s42 0)
(s43 0)
(s44 0)
(s45 0)
(s46 0)
(s47 0)
(s48 0)
(s49 0)
(s50 0)
(s51 1)
(s52 1)
(s53 1)
(s54 49)
(s55 0)
(s56 1)
(s57 0)
(s58 0)
(s59 0)
(s60 0)
(s61 0)
(s62 0)
(s63 0)
(s64 0)
(s65 0)
(s66 0)
(s67 1)
(s68 0)
(s69 0)
(s70 0)
(s71 0)
(s72 0)
(s73 0)
(s74 0)
(s75 0)
(s76 0)
(s77 0)
(s78 0)
(s79 0)
(s80 0)
(s81 0)
(s82 0)
(s83 0)
(s84 0)
(s85 0)
(s86 0)
(s87 0)
(s88 0)
(s89 0)
(s90 0)
(s91 0)
(s92 0)
(s93 0)
(s94 0)
(s95 0)
(s96 0)
(s97 0)
(s98 0)
(s99 0)
(s100 0)
(s101 0)
(s102 0)
(s103 0)
(s104 0)timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 125/372 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 20052 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 101/1123 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43095ms problems are : Problem set: 0 solved, 1224 unsolved
Search for dead transitions found 0 dead transitions in 43103ms
[2025-06-04 04:11:30] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:11:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:11:30] [INFO ] Implicit Places using invariants in 155 ms returned []
[2025-06-04 04:11:30] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:11:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:11:30] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:11:31] [INFO ] Implicit Places using invariants and state equation in 1301 ms returned [52, 108]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1483 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 123/126 places, 1227/1228 transitions.
Applied a total of 0 rules in 10 ms. Remains 123 /123 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44626 ms. Remains : 123/126 places, 1227/1228 transitions.
Stuttering acceptance computed with spot in 699 ms :[p0, p0, p0, (AND p0 (NOT p2) p1), p0, p0, (AND p0 (NOT p2) p1), true, (AND (NOT p0) (NOT p2) p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-01
Entered a terminal (fully accepting) state of product in 11 steps with 2 reset in 9 ms.
FORMULA BridgeAndVehicles-PT-V50P50N10-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-01 finished in 45494 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||X(X(X(F(p0)))))))'
Support contains 1 out of 126 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 125 transition count 1227
Applied a total of 2 rules in 297 ms. Remains 125 /126 variables (removed 1) and now considering 1227/1228 (removed 1) transitions.
Running 1224 sub problems to find dead transitions.
[2025-06-04 04:11:32] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
// Phase 1: matrix 247 rows 125 cols
[2025-06-04 04:11:32] [INFO ] Computed 5 invariants in 4 ms
[2025-06-04 04:11:32] [INFO ] State equation strengthened by 20 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.
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.
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) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:11:45] [INFO ] Deduced a trap composed of 5 places in 351 ms of which 8 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/372 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 20072 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1224/1173 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 125/372 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 20049 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 51/1173 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43462ms problems are : Problem set: 0 solved, 1224 unsolved
Search for dead transitions found 0 dead transitions in 43468ms
[2025-06-04 04:12:16] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:12:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:12:16] [INFO ] Implicit Places using invariants in 558 ms returned []
[2025-06-04 04:12:16] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:12:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:12:17] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:12:18] [INFO ] Implicit Places using invariants and state equation in 1729 ms returned [52, 107]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2293 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 123/126 places, 1227/1228 transitions.
Applied a total of 0 rules in 141 ms. Remains 123 /123 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 46206 ms. Remains : 123/126 places, 1227/1228 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-04
Product exploration explored 100000 steps with 1717 reset in 838 ms.
Product exploration explored 100000 steps with 1756 reset in 457 ms.
Computed a total of 106 stabilizing places and 203 stable transitions
Computed a total of 106 stabilizing places and 203 stable transitions
Detected a total of 106/123 stabilizing places and 203/1227 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 114 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
RANDOM walk for 311 steps (0 resets) in 8 ms. (34 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 122 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
[2025-06-04 04:12:20] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
// Phase 1: matrix 247 rows 123 cols
[2025-06-04 04:12:20] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:12:21] [INFO ] [Real]Absence check using 5 positive place invariants in 18 ms returned sat
[2025-06-04 04:12:22] [INFO ] [Real]Absence check using state equation in 921 ms returned sat
[2025-06-04 04:12:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:12:23] [INFO ] [Nat]Absence check using 5 positive place invariants in 10 ms returned sat
[2025-06-04 04:12:24] [INFO ] [Nat]Absence check using state equation in 460 ms returned sat
[2025-06-04 04:12:24] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:12:24] [INFO ] [Nat]Added 20 Read/Feed constraints in 319 ms returned sat
[2025-06-04 04:12:24] [INFO ] Computed and/alt/rep : 110/218/110 causal constraints (skipped 134 transitions) in 109 ms.
[2025-06-04 04:12:24] [INFO ] Added : 10 causal constraints over 4 iterations in 384 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 123 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 123/123 places, 1227/1227 transitions.
Applied a total of 0 rules in 193 ms. Remains 123 /123 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Running 1224 sub problems to find dead transitions.
[2025-06-04 04:12:25] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:12:25] [INFO ] Invariant cache hit.
[2025-06-04 04:12:25] [INFO ] State equation strengthened by 20 read => feed constraints.
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) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:12:37] [INFO ] Deduced a trap composed of 5 places in 294 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 123/370 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 20038 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1224/1223 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 123/370 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 20045 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1/1223 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43388ms problems are : Problem set: 0 solved, 1224 unsolved
Search for dead transitions found 0 dead transitions in 43397ms
[2025-06-04 04:13:08] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:13:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:13:09] [INFO ] Implicit Places using invariants in 522 ms returned []
[2025-06-04 04:13:09] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:13:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:13:09] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:13:11] [INFO ] Implicit Places using invariants and state equation in 2117 ms returned []
Implicit Place search using SMT with State Equation took 2660 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:13:11] [INFO ] Redundant transitions in 26 ms returned []
Running 1224 sub problems to find dead transitions.
[2025-06-04 04:13:11] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:13:11] [INFO ] Invariant cache hit.
[2025-06-04 04:13:11] [INFO ] State equation strengthened by 20 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) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:13:24] [INFO ] Deduced a trap composed of 5 places in 347 ms of which 7 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 123/370 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1224/1223 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Problem TDEAD50 is UNSAT
Problem TDEAD154 is UNSAT
At refinement iteration 3 (OVERLAPS) 247/370 variables, 123/129 constraints. Problems are: Problem set: 2 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/370 variables, 20/149 constraints. Problems are: Problem set: 2 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 370/370 variables, and 1370 constraints, problems are : Problem set: 2 solved, 1222 unsolved in 31643 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1222/1223 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65638ms problems are : Problem set: 2 solved, 1222 unsolved
Search for dead transitions found 2 dead transitions in 65644ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 123/123 places, 1225/1227 transitions.
Applied a total of 0 rules in 112 ms. Remains 123 /123 variables (removed 0) and now considering 1225/1225 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:14:16] [INFO ] Redundant transitions in 21 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 112085 ms. Remains : 123/123 places, 1225/1227 transitions.
Computed a total of 106 stabilizing places and 201 stable transitions
Computed a total of 106 stabilizing places and 201 stable transitions
Detected a total of 106/123 stabilizing places and 201/1225 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 110 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
RANDOM walk for 230 steps (0 resets) in 9 ms. (23 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 125 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
[2025-06-04 04:14:17] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
// Phase 1: matrix 245 rows 123 cols
[2025-06-04 04:14:17] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:14:18] [INFO ] [Real]Absence check using 5 positive place invariants in 18 ms returned sat
[2025-06-04 04:14:19] [INFO ] [Real]Absence check using state equation in 1634 ms returned sat
[2025-06-04 04:14:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:14:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 8 ms returned sat
[2025-06-04 04:14:21] [INFO ] [Nat]Absence check using state equation in 236 ms returned sat
[2025-06-04 04:14:21] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:14:21] [INFO ] [Nat]Added 20 Read/Feed constraints in 158 ms returned sat
[2025-06-04 04:14:21] [INFO ] Computed and/alt/rep : 108/216/108 causal constraints (skipped 134 transitions) in 42 ms.
[2025-06-04 04:14:23] [INFO ] Added : 59 causal constraints over 12 iterations in 1409 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Product exploration explored 100000 steps with 1724 reset in 664 ms.
Product exploration explored 100000 steps with 1749 reset in 446 ms.
Built C files in :
/tmp/ltsmin2713485234507913873
[2025-06-04 04:14:24] [INFO ] Computing symmetric may disable matrix : 1225 transitions.
[2025-06-04 04:14:24] [INFO ] Computation of Complete disable matrix. took 67 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:14:24] [INFO ] Computing symmetric may enable matrix : 1225 transitions.
[2025-06-04 04:14:24] [INFO ] Computation of Complete enable matrix. took 12 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:14:24] [INFO ] Computing Do-Not-Accords matrix : 1225 transitions.
[2025-06-04 04:14:24] [INFO ] Computation of Completed DNA matrix. took 101 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:14:24] [INFO ] Built C files in 696ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2713485234507913873
Running compilation step : cd /tmp/ltsmin2713485234507913873;'/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/ltsmin2713485234507913873;'/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/ltsmin2713485234507913873;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 1 out of 123 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 123/123 places, 1225/1225 transitions.
Applied a total of 0 rules in 63 ms. Remains 123 /123 variables (removed 0) and now considering 1225/1225 (removed 0) transitions.
Running 1222 sub problems to find dead transitions.
[2025-06-04 04:14:28] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-04 04:14:28] [INFO ] Invariant cache hit.
[2025-06-04 04:14:28] [INFO ] State equation strengthened by 20 read => feed constraints.
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) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:14:39] [INFO ] Deduced a trap composed of 5 places in 227 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 20041 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42924ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 42928ms
[2025-06-04 04:15:10] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-04 04:15:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:15:11] [INFO ] Implicit Places using invariants in 471 ms returned []
[2025-06-04 04:15:11] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-04 04:15:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:15:11] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:15:12] [INFO ] Implicit Places using invariants and state equation in 982 ms returned []
Implicit Place search using SMT with State Equation took 1472 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:15:12] [INFO ] Redundant transitions in 21 ms returned []
Running 1222 sub problems to find dead transitions.
[2025-06-04 04:15:12] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-04 04:15:12] [INFO ] Invariant cache hit.
[2025-06-04 04:15:12] [INFO ] State equation strengthened by 20 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) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:15:22] [INFO ] Deduced a trap composed of 5 places in 279 ms of which 8 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 123/368 variables, and 6 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/123 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 245/368 variables, 123/129 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/368 variables, 20/149 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 368/368 variables, and 1370 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 31761 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 123/123 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1222/1221 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64517ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 64520ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 109017 ms. Remains : 123/123 places, 1225/1225 transitions.
Built C files in :
/tmp/ltsmin13847391743800927667
[2025-06-04 04:16:17] [INFO ] Computing symmetric may disable matrix : 1225 transitions.
[2025-06-04 04:16:17] [INFO ] Computation of Complete disable matrix. took 48 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:16:17] [INFO ] Computing symmetric may enable matrix : 1225 transitions.
[2025-06-04 04:16:17] [INFO ] Computation of Complete enable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:16:17] [INFO ] Computing Do-Not-Accords matrix : 1225 transitions.
[2025-06-04 04:16:17] [INFO ] Computation of Completed DNA matrix. took 129 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:16:17] [INFO ] Built C files in 711ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13847391743800927667
Running compilation step : cd /tmp/ltsmin13847391743800927667;'/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/ltsmin13847391743800927667;'/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/ltsmin13847391743800927667;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-04 04:16:21] [INFO ] Flatten gal took : 112 ms
[2025-06-04 04:16:21] [INFO ] Flatten gal took : 103 ms
[2025-06-04 04:16:21] [INFO ] Time to serialize gal into /tmp/LTL10060041139556532750.gal : 37 ms
[2025-06-04 04:16:21] [INFO ] Time to serialize properties into /tmp/LTL5497833219982826574.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/LTL10060041139556532750.gal' '-t' 'CGAL' '-hoa' '/tmp/aut937422523875721553.hoa' '-atoms' '/tmp/LTL5497833219982826574.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/LTL5497833219982826574.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut937422523875721553.hoa
Detected timeout of ITS tools.
[2025-06-04 04:16:36] [INFO ] Flatten gal took : 78 ms
[2025-06-04 04:16:36] [INFO ] Flatten gal took : 73 ms
[2025-06-04 04:16:36] [INFO ] Time to serialize gal into /tmp/LTL6650033513576321126.gal : 23 ms
[2025-06-04 04:16:36] [INFO ] Time to serialize properties into /tmp/LTL15094808939601859516.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/LTL6650033513576321126.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15094808939601859516.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 : !((F(("(SUR_PONT_B>=1)")||(X(X(X(F("(SUR_PONT_B>=1)"))))))))
Formula 0 simplified : G(!"(SUR_PONT_B>=1)" & XXXG!"(SUR_PONT_B>=1)")
Detected timeout of ITS tools.
[2025-06-04 04:16:51] [INFO ] Flatten gal took : 47 ms
[2025-06-04 04:16:51] [INFO ] Applying decomposition
[2025-06-04 04:16:51] [INFO ] Flatten gal took : 44 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/graph16019378021138859364.txt' '-o' '/tmp/graph16019378021138859364.bin' '-w' '/tmp/graph16019378021138859364.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph16019378021138859364.bin' '-l' '-1' '-v' '-w' '/tmp/graph16019378021138859364.weights' '-q' '0' '-e' '0.001'
[2025-06-04 04:16:52] [INFO ] Decomposing Gal with order
[2025-06-04 04:16:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 04:16:52] [INFO ] Removed a total of 2495 redundant transitions.
[2025-06-04 04:16:52] [INFO ] Flatten gal took : 494 ms
[2025-06-04 04:16:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 416 labels/synchronizations in 36 ms.
[2025-06-04 04:16:52] [INFO ] Time to serialize gal into /tmp/LTL14845560743308875680.gal : 5 ms
[2025-06-04 04:16:52] [INFO ] Time to serialize properties into /tmp/LTL17177191367310641063.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/LTL14845560743308875680.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17177191367310641063.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((F(("(i0.u2.SUR_PONT_B>=1)")||(X(X(X(F("(i0.u2.SUR_PONT_B>=1)"))))))))
Formula 0 simplified : G(!"(i0.u2.SUR_PONT_B>=1)" & XXXG!"(i0.u2.SUR_PONT_B>=1)")
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-04 finished in 335435 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(p0))))'
Support contains 4 out of 126 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Applied a total of 0 rules in 8 ms. Remains 126 /126 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Running 1225 sub problems to find dead transitions.
[2025-06-04 04:17:07] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
// Phase 1: matrix 248 rows 126 cols
[2025-06-04 04:17:07] [INFO ] Computed 5 invariants in 2 ms
[2025-06-04 04:17:07] [INFO ] State equation strengthened by 20 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.
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.
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) 0/126 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:17:19] [INFO ] Deduced a trap composed of 5 places in 339 ms of which 9 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 126/374 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 20085 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/126 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1225/1124 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/126 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/126 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 126/374 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 20051 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/126 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 101/1124 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42850ms problems are : Problem set: 0 solved, 1225 unsolved
Search for dead transitions found 0 dead transitions in 42857ms
[2025-06-04 04:17:50] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:17:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:17:51] [INFO ] Implicit Places using invariants in 565 ms returned []
[2025-06-04 04:17:51] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:17:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:17:51] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:17:53] [INFO ] Implicit Places using invariants and state equation in 1700 ms returned [52, 108]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2271 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 124/126 places, 1228/1228 transitions.
Applied a total of 0 rules in 12 ms. Remains 124 /124 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 45151 ms. Remains : 124/126 places, 1228/1228 transitions.
Stuttering acceptance computed with spot in 164 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-05
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V50P50N10-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-05 finished in 45345 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))'
Support contains 63 out of 126 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 125 transition count 1227
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 125 transition count 1227
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 123 transition count 1226
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 9 place count 121 transition count 1224
Applied a total of 9 rules in 177 ms. Remains 121 /126 variables (removed 5) and now considering 1224/1228 (removed 4) transitions.
[2025-06-04 04:17:53] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
// Phase 1: matrix 244 rows 121 cols
[2025-06-04 04:17:53] [INFO ] Computed 4 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:17:53] [INFO ] Implicit Places using invariants in 267 ms returned []
[2025-06-04 04:17:53] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:17:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:17:53] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:17:54] [INFO ] Implicit Places using invariants and state equation in 1077 ms returned [52, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1352 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 119/126 places, 1224/1228 transitions.
Applied a total of 0 rules in 115 ms. Remains 119 /119 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1646 ms. Remains : 119/126 places, 1224/1228 transitions.
Stuttering acceptance computed with spot in 53 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-06
Stuttering criterion allowed to conclude after 311 steps with 0 reset in 20 ms.
FORMULA BridgeAndVehicles-PT-V50P50N10-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-06 finished in 1754 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U G(!p0))))'
Support contains 52 out of 126 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 125 transition count 1227
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 125 transition count 1227
Applied a total of 2 rules in 17 ms. Remains 125 /126 variables (removed 1) and now considering 1227/1228 (removed 1) transitions.
Running 1224 sub problems to find dead transitions.
[2025-06-04 04:17:55] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
// Phase 1: matrix 247 rows 125 cols
[2025-06-04 04:17:55] [INFO ] Computed 5 invariants in 3 ms
[2025-06-04 04:17:55] [INFO ] State equation strengthened by 20 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.
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.
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) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:18:07] [INFO ] Deduced a trap composed of 5 places in 296 ms of which 8 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/372 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 20030 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1224/1123 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
(s1 1)
(s2 0)
(s3 0)
(s4 0)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
(s9 0)
(s10 0)
(s11 0)
(s12 0)
(s13 0)
(s14 0)
(s15 0)
(s16 0)
(s17 0)
(s18 0)
(s19 0)
(s20 0)
(s21 0)
(s22 0)
(s23 0)
(s24 0)
(s25 0)timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 125/372 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 20042 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 101/1123 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43052ms problems are : Problem set: 0 solved, 1224 unsolved
Search for dead transitions found 0 dead transitions in 43058ms
[2025-06-04 04:18:38] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:18:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:18:38] [INFO ] Implicit Places using invariants in 400 ms returned []
[2025-06-04 04:18:38] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:18:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:18:38] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:18:39] [INFO ] Implicit Places using invariants and state equation in 1445 ms returned [52, 108]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1851 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 123/126 places, 1227/1228 transitions.
Applied a total of 0 rules in 9 ms. Remains 123 /123 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44940 ms. Remains : 123/126 places, 1227/1228 transitions.
Stuttering acceptance computed with spot in 124 ms :[p0, p0, p0, true]
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-07
Product exploration explored 100000 steps with 236 reset in 1353 ms.
Product exploration explored 100000 steps with 236 reset in 1211 ms.
Computed a total of 106 stabilizing places and 203 stable transitions
Computed a total of 106 stabilizing places and 203 stable transitions
Detected a total of 106/123 stabilizing places and 203/1227 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 104 ms. Reduced automaton from 4 states, 6 edges and 1 AP (stutter sensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 97 ms :[p0, true, p0]
RANDOM walk for 654 steps (0 resets) in 13 ms. (46 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 142 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 108 ms :[p0, true, p0]
Stuttering acceptance computed with spot in 88 ms :[p0, true, p0]
[2025-06-04 04:18:43] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
// Phase 1: matrix 247 rows 123 cols
[2025-06-04 04:18:43] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:18:44] [INFO ] [Real]Absence check using 5 positive place invariants in 10 ms returned sat
[2025-06-04 04:18:45] [INFO ] [Real]Absence check using state equation in 770 ms returned sat
[2025-06-04 04:18:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:18:46] [INFO ] [Nat]Absence check using 5 positive place invariants in 10 ms returned sat
[2025-06-04 04:18:47] [INFO ] [Nat]Absence check using state equation in 245 ms returned sat
[2025-06-04 04:18:47] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:18:47] [INFO ] [Nat]Added 20 Read/Feed constraints in 379 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:18:47] [INFO ] Deduced a trap composed of 14 places in 210 ms of which 5 ms to minimize.
[2025-06-04 04:18:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 391 ms
[2025-06-04 04:18:47] [INFO ] Computed and/alt/rep : 110/218/110 causal constraints (skipped 134 transitions) in 46 ms.
[2025-06-04 04:18:48] [INFO ] Added : 11 causal constraints over 3 iterations in 351 ms. Result :sat
Could not prove EG p0
Support contains 52 out of 123 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 123/123 places, 1227/1227 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 121 transition count 1226
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 7 place count 119 transition count 1224
Applied a total of 7 rules in 85 ms. Remains 119 /123 variables (removed 4) and now considering 1224/1227 (removed 3) transitions.
[2025-06-04 04:18:48] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
// Phase 1: matrix 244 rows 119 cols
[2025-06-04 04:18:48] [INFO ] Computed 4 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:18:48] [INFO ] Implicit Places using invariants in 324 ms returned []
[2025-06-04 04:18:48] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:18:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:18:48] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:18:49] [INFO ] Implicit Places using invariants and state equation in 681 ms returned []
Implicit Place search using SMT with State Equation took 1007 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:18:49] [INFO ] Redundant transitions in 23 ms returned []
Running 1221 sub problems to find dead transitions.
[2025-06-04 04:18:49] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:18:49] [INFO ] Invariant cache hit.
[2025-06-04 04:18:49] [INFO ] State equation strengthened by 20 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) 0/119 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1221 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1221 unsolved
Problem TDEAD50 is UNSAT
Problem TDEAD101 is UNSAT
At refinement iteration 2 (OVERLAPS) 244/363 variables, 119/123 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/363 variables, 20/143 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 363/363 variables, and 143 constraints, problems are : Problem set: 2 solved, 1219 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1221/1220 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1219 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 4/4 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 2 (OVERLAPS) 244/363 variables, 119/123 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/363 variables, 20/143 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 363/363 variables, and 1361 constraints, problems are : Problem set: 2 solved, 1219 unsolved in 32233 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1219/1220 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64880ms problems are : Problem set: 2 solved, 1219 unsolved
Search for dead transitions found 2 dead transitions in 64885ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 119/123 places, 1222/1227 transitions.
Applied a total of 0 rules in 56 ms. Remains 119 /119 variables (removed 0) and now considering 1222/1222 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:19:54] [INFO ] Redundant transitions in 17 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 66098 ms. Remains : 119/123 places, 1222/1227 transitions.
Computed a total of 104 stabilizing places and 200 stable transitions
Computed a total of 104 stabilizing places and 200 stable transitions
Detected a total of 104/119 stabilizing places and 200/1222 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 129 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 120 ms :[p0, true, p0]
RANDOM walk for 563 steps (0 resets) in 10 ms. (51 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 166 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 117 ms :[p0, true, p0]
Stuttering acceptance computed with spot in 123 ms :[p0, true, p0]
[2025-06-04 04:19:54] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
// Phase 1: matrix 242 rows 119 cols
[2025-06-04 04:19:55] [INFO ] Computed 4 invariants in 3 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:19:56] [INFO ] [Real]Absence check using 4 positive place invariants in 8 ms returned sat
[2025-06-04 04:19:56] [INFO ] [Real]Absence check using state equation in 314 ms returned sat
[2025-06-04 04:19:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:19:58] [INFO ] [Nat]Absence check using 4 positive place invariants in 7 ms returned sat
[2025-06-04 04:19:58] [INFO ] [Nat]Absence check using state equation in 334 ms returned sat
[2025-06-04 04:19:58] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:19:59] [INFO ] [Nat]Added 20 Read/Feed constraints in 388 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:19:59] [INFO ] Deduced a trap composed of 12 places in 316 ms of which 17 ms to minimize.
[2025-06-04 04:20:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1383 ms
[2025-06-04 04:20:00] [INFO ] Computed and/alt/rep : 108/216/108 causal constraints (skipped 131 transitions) in 28 ms.
[2025-06-04 04:20:03] [INFO ] Added : 41 causal constraints over 10 iterations in 3384 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 87 ms :[p0, true, p0]
Product exploration explored 100000 steps with 320 reset in 1336 ms.
Product exploration explored 100000 steps with 320 reset in 995 ms.
Built C files in :
/tmp/ltsmin5312216670217915798
[2025-06-04 04:20:06] [INFO ] Computing symmetric may disable matrix : 1222 transitions.
[2025-06-04 04:20:06] [INFO ] Computation of Complete disable matrix. took 39 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:20:06] [INFO ] Computing symmetric may enable matrix : 1222 transitions.
[2025-06-04 04:20:06] [INFO ] Computation of Complete enable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:20:06] [INFO ] Computing Do-Not-Accords matrix : 1222 transitions.
[2025-06-04 04:20:06] [INFO ] Computation of Completed DNA matrix. took 97 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:20:06] [INFO ] Built C files in 653ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5312216670217915798
Running compilation step : cd /tmp/ltsmin5312216670217915798;'/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/ltsmin5312216670217915798;'/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/ltsmin5312216670217915798;'/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 52 out of 119 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 119/119 places, 1222/1222 transitions.
Applied a total of 0 rules in 95 ms. Remains 119 /119 variables (removed 0) and now considering 1222/1222 (removed 0) transitions.
[2025-06-04 04:20:10] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
[2025-06-04 04:20:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:20:10] [INFO ] Implicit Places using invariants in 257 ms returned []
[2025-06-04 04:20:10] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
[2025-06-04 04:20:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:20:10] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:20:11] [INFO ] Implicit Places using invariants and state equation in 756 ms returned []
Implicit Place search using SMT with State Equation took 1018 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:20:11] [INFO ] Redundant transitions in 17 ms returned []
Running 1219 sub problems to find dead transitions.
[2025-06-04 04:20:11] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
[2025-06-04 04:20:11] [INFO ] Invariant cache hit.
[2025-06-04 04:20:11] [INFO ] State equation strengthened by 20 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) 0/119 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 119/361 variables, and 4 constraints, problems are : Problem set: 0 solved, 1219 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/119 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1219/1218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1219 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 2 (OVERLAPS) 242/361 variables, 119/123 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/361 variables, 20/143 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 361/361 variables, and 1361 constraints, problems are : Problem set: 0 solved, 1219 unsolved in 31722 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1219/1218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64711ms problems are : Problem set: 0 solved, 1219 unsolved
Search for dead transitions found 0 dead transitions in 64715ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 65859 ms. Remains : 119/119 places, 1222/1222 transitions.
Built C files in :
/tmp/ltsmin12100252194131402772
[2025-06-04 04:21:15] [INFO ] Computing symmetric may disable matrix : 1222 transitions.
[2025-06-04 04:21:15] [INFO ] Computation of Complete disable matrix. took 41 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:21:16] [INFO ] Computing symmetric may enable matrix : 1222 transitions.
[2025-06-04 04:21:16] [INFO ] Computation of Complete enable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:21:16] [INFO ] Computing Do-Not-Accords matrix : 1222 transitions.
[2025-06-04 04:21:16] [INFO ] Computation of Completed DNA matrix. took 89 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:21:16] [INFO ] Built C files in 580ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12100252194131402772
Running compilation step : cd /tmp/ltsmin12100252194131402772;'/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/ltsmin12100252194131402772;'/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/ltsmin12100252194131402772;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-04 04:21:19] [INFO ] Flatten gal took : 63 ms
[2025-06-04 04:21:19] [INFO ] Flatten gal took : 61 ms
[2025-06-04 04:21:19] [INFO ] Time to serialize gal into /tmp/LTL13704767407981849947.gal : 16 ms
[2025-06-04 04:21:19] [INFO ] Time to serialize properties into /tmp/LTL14013139175616483285.prop : 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/LTL13704767407981849947.gal' '-t' 'CGAL' '-hoa' '/tmp/aut15070871332248419506.hoa' '-atoms' '/tmp/LTL14013139175616483285.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/LTL14013139175616483285.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut15070871332248419506.hoa
Detected timeout of ITS tools.
[2025-06-04 04:21:34] [INFO ] Flatten gal took : 37 ms
[2025-06-04 04:21:34] [INFO ] Flatten gal took : 41 ms
[2025-06-04 04:21:34] [INFO ] Time to serialize gal into /tmp/LTL3358812358073174536.gal : 10 ms
[2025-06-04 04:21:34] [INFO ] Time to serialize properties into /tmp/LTL6852056289013008568.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/LTL3358812358073174536.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6852056289013008568.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((X(("((((((((ROUTE_A>=1)&&(NB_ATTENTE_A_20>=1))||((ROUTE_A>=1)&&(NB_ATTENTE_A_22>=1)))||(((ROUTE_A>=1)&&(NB_ATTENTE_A_16>=1))||((ROU...4096
Formula 0 simplified : X(!"((((((((ROUTE_A>=1)&&(NB_ATTENTE_A_20>=1))||((ROUTE_A>=1)&&(NB_ATTENTE_A_22>=1)))||(((ROUTE_A>=1)&&(NB_ATTENTE_A_16>=1))||((ROUT...4087
Detected timeout of ITS tools.
[2025-06-04 04:21:50] [INFO ] Flatten gal took : 59 ms
[2025-06-04 04:21:50] [INFO ] Applying decomposition
[2025-06-04 04:21:50] [INFO ] Flatten gal took : 58 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/graph2149600600412092049.txt' '-o' '/tmp/graph2149600600412092049.bin' '-w' '/tmp/graph2149600600412092049.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph2149600600412092049.bin' '-l' '-1' '-v' '-w' '/tmp/graph2149600600412092049.weights' '-q' '0' '-e' '0.001'
[2025-06-04 04:21:50] [INFO ] Decomposing Gal with order
[2025-06-04 04:21:50] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 04:21:50] [INFO ] Removed a total of 2036 redundant transitions.
[2025-06-04 04:21:50] [INFO ] Flatten gal took : 428 ms
[2025-06-04 04:21:50] [INFO ] Fuse similar labels procedure discarded/fused a total of 217 labels/synchronizations in 17 ms.
[2025-06-04 04:21:50] [INFO ] Time to serialize gal into /tmp/LTL17471585680039500082.gal : 3 ms
[2025-06-04 04:21:50] [INFO ] Time to serialize properties into /tmp/LTL8593093732180184113.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/LTL17471585680039500082.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL8593093732180184113.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 : !((X(("((((((((u1.ROUTE_A>=1)&&(u1.NB_ATTENTE_A_20>=1))||((u1.ROUTE_A>=1)&&(u1.NB_ATTENTE_A_22>=1)))||(((u1.ROUTE_A>=1)&&(u1.NB_ATTENT...4708
Formula 0 simplified : X(!"((((((((u1.ROUTE_A>=1)&&(u1.NB_ATTENTE_A_20>=1))||((u1.ROUTE_A>=1)&&(u1.NB_ATTENTE_A_22>=1)))||(((u1.ROUTE_A>=1)&&(u1.NB_ATTENTE...4699
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-07 finished in 250883 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||F(p2)))||X(G(p0))))'
Support contains 7 out of 126 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Applied a total of 0 rules in 7 ms. Remains 126 /126 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Running 1225 sub problems to find dead transitions.
[2025-06-04 04:22:05] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
// Phase 1: matrix 248 rows 126 cols
[2025-06-04 04:22:05] [INFO ] Computed 5 invariants in 2 ms
[2025-06-04 04:22:05] [INFO ] State equation strengthened by 20 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.
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.
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) 0/126 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:22:18] [INFO ] Deduced a trap composed of 5 places in 291 ms of which 9 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 126/374 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 20042 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/126 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1225/1124 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/126 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/126 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 126/374 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 20066 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/126 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 101/1124 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43558ms problems are : Problem set: 0 solved, 1225 unsolved
Search for dead transitions found 0 dead transitions in 43561ms
[2025-06-04 04:22:49] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:22:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:22:50] [INFO ] Implicit Places using invariants in 510 ms returned []
[2025-06-04 04:22:50] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:22:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:22:50] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:22:51] [INFO ] Implicit Places using invariants and state equation in 1434 ms returned [108]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1967 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 125/126 places, 1228/1228 transitions.
Applied a total of 0 rules in 10 ms. Remains 125 /125 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 45550 ms. Remains : 125/126 places, 1228/1228 transitions.
Stuttering acceptance computed with spot in 203 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-08
Product exploration explored 100000 steps with 6685 reset in 748 ms.
Product exploration explored 100000 steps with 6727 reset in 620 ms.
Computed a total of 108 stabilizing places and 204 stable transitions
Computed a total of 108 stabilizing places and 204 stable transitions
Detected a total of 108/125 stabilizing places and 204/1228 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2) p0))), (X (AND (NOT p2) (NOT p0))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p1), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 11 factoid took 1336 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 199 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
RANDOM walk for 723 steps (0 resets) in 10 ms. (65 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2) p0))), (X (AND (NOT p2) (NOT p0))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p1), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND (NOT p0) (NOT p2)))), (F p1), (F p0), (F p2), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1))))]
Knowledge based reduction with 11 factoid took 2633 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 192 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 203 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
[2025-06-04 04:22:57] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
// Phase 1: matrix 248 rows 125 cols
[2025-06-04 04:22:57] [INFO ] Computed 5 invariants in 7 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:22:58] [INFO ] [Real]Absence check using 5 positive place invariants in 19 ms returned sat
[2025-06-04 04:22:59] [INFO ] [Real]Absence check using state equation in 858 ms returned sat
[2025-06-04 04:22:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:23:00] [INFO ] [Nat]Absence check using 5 positive place invariants in 10 ms returned sat
[2025-06-04 04:23:00] [INFO ] [Nat]Absence check using state equation in 275 ms returned sat
[2025-06-04 04:23:00] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:23:01] [INFO ] [Nat]Added 20 Read/Feed constraints in 546 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:23:01] [INFO ] Deduced a trap composed of 14 places in 157 ms of which 4 ms to minimize.
[2025-06-04 04:23:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 292 ms
[2025-06-04 04:23:01] [INFO ] Computed and/alt/rep : 110/218/110 causal constraints (skipped 135 transitions) in 29 ms.
[2025-06-04 04:23:02] [INFO ] Added : 46 causal constraints over 10 iterations in 692 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2025-06-04 04:23:02] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:23:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:23:02] [INFO ] [Real]Absence check using 5 positive place invariants in 13 ms returned sat
[2025-06-04 04:23:03] [INFO ] [Real]Absence check using state equation in 483 ms returned sat
[2025-06-04 04:23:03] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:23:04] [INFO ] [Nat]Absence check using 5 positive place invariants in 12 ms returned sat
[2025-06-04 04:23:04] [INFO ] [Nat]Absence check using state equation in 252 ms returned sat
[2025-06-04 04:23:04] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:23:04] [INFO ] [Nat]Added 20 Read/Feed constraints in 33 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:23:04] [INFO ] Deduced a trap composed of 14 places in 164 ms of which 3 ms to minimize.
[2025-06-04 04:23:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 306 ms
[2025-06-04 04:23:04] [INFO ] Computed and/alt/rep : 110/218/110 causal constraints (skipped 135 transitions) in 31 ms.
[2025-06-04 04:23:06] [INFO ] Added : 44 causal constraints over 12 iterations in 1497 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 7 out of 125 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 125/125 places, 1228/1228 transitions.
Applied a total of 0 rules in 12 ms. Remains 125 /125 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Running 1225 sub problems to find dead transitions.
[2025-06-04 04:23:06] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:23:06] [INFO ] Invariant cache hit.
[2025-06-04 04:23:06] [INFO ] State equation strengthened by 20 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.
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.
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) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:23:15] [INFO ] Deduced a trap composed of 5 places in 249 ms of which 7 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/373 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1225/1174 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 125/373 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 20051 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 51/1174 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43043ms problems are : Problem set: 0 solved, 1225 unsolved
Search for dead transitions found 0 dead transitions in 43050ms
[2025-06-04 04:23:49] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:23:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:23:49] [INFO ] Implicit Places using invariants in 447 ms returned []
[2025-06-04 04:23:49] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:23:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:23:49] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:23:50] [INFO ] Implicit Places using invariants and state equation in 835 ms returned []
Implicit Place search using SMT with State Equation took 1294 ms to find 0 implicit places.
Running 1225 sub problems to find dead transitions.
[2025-06-04 04:23:50] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:23:50] [INFO ] Invariant cache hit.
[2025-06-04 04:23:50] [INFO ] State equation strengthened by 20 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.
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.
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 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:24:03] [INFO ] Deduced a trap composed of 5 places in 271 ms of which 8 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/373 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1225/1174 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Problem TDEAD50 is UNSAT
Problem TDEAD155 is UNSAT
At refinement iteration 3 (OVERLAPS) 248/373 variables, 125/131 constraints. Problems are: Problem set: 2 solved, 1223 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/373 variables, 20/151 constraints. Problems are: Problem set: 2 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 373/373 variables, and 1323 constraints, problems are : Problem set: 2 solved, 1223 unsolved in 31446 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 125/125 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1223/1174 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64645ms problems are : Problem set: 2 solved, 1223 unsolved
Search for dead transitions found 2 dead transitions in 64649ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in LTL mode, iteration 1 : 125/125 places, 1226/1228 transitions.
Applied a total of 0 rules in 13 ms. Remains 125 /125 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 109026 ms. Remains : 125/125 places, 1226/1228 transitions.
Computed a total of 108 stabilizing places and 202 stable transitions
Computed a total of 108 stabilizing places and 202 stable transitions
Detected a total of 108/125 stabilizing places and 202/1226 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 9 factoid took 996 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 182 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
RANDOM walk for 1636 steps (2 resets) in 23 ms. (68 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND (NOT p0) (NOT p2)))), (F p1), (F p0), (F p2), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1))))]
Knowledge based reduction with 9 factoid took 1868 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 195 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 172 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
[2025-06-04 04:24:58] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
// Phase 1: matrix 246 rows 125 cols
[2025-06-04 04:24:58] [INFO ] Computed 6 invariants in 2 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:24:59] [INFO ] [Real]Absence check using 6 positive place invariants in 15 ms returned sat
[2025-06-04 04:24:59] [INFO ] [Real]Absence check using state equation in 540 ms returned sat
[2025-06-04 04:24:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:25:00] [INFO ] [Nat]Absence check using 6 positive place invariants in 11 ms returned sat
[2025-06-04 04:25:01] [INFO ] [Nat]Absence check using state equation in 327 ms returned sat
[2025-06-04 04:25:01] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:25:01] [INFO ] [Nat]Added 20 Read/Feed constraints in 108 ms returned sat
[2025-06-04 04:25:01] [INFO ] Computed and/alt/rep : 108/216/108 causal constraints (skipped 135 transitions) in 40 ms.
[2025-06-04 04:25:01] [INFO ] Added : 11 causal constraints over 3 iterations in 200 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2025-06-04 04:25:01] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:25:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:25:02] [INFO ] [Real]Absence check using 6 positive place invariants in 19 ms returned sat
[2025-06-04 04:25:02] [INFO ] [Real]Absence check using state equation in 514 ms returned sat
[2025-06-04 04:25:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:25:03] [INFO ] [Nat]Absence check using 6 positive place invariants in 10 ms returned sat
[2025-06-04 04:25:03] [INFO ] [Nat]Absence check using state equation in 293 ms returned sat
[2025-06-04 04:25:03] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:25:03] [INFO ] [Nat]Added 20 Read/Feed constraints in 128 ms returned sat
[2025-06-04 04:25:03] [INFO ] Computed and/alt/rep : 108/216/108 causal constraints (skipped 135 transitions) in 25 ms.
[2025-06-04 04:25:04] [INFO ] Added : 36 causal constraints over 8 iterations in 827 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 188 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 7922 reset in 835 ms.
Product exploration explored 100000 steps with 7890 reset in 524 ms.
Applying partial POR strategy [false, true, false, true]
Stuttering acceptance computed with spot in 156 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 7 out of 125 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 125/125 places, 1226/1226 transitions.
Applied a total of 0 rules in 77 ms. Remains 125 /125 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running 1223 sub problems to find dead transitions.
[2025-06-04 04:25:06] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:25:06] [INFO ] Invariant cache hit.
[2025-06-04 04:25:06] [INFO ] State equation strengthened by 20 read => feed constraints.
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) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:25:18] [INFO ] Deduced a trap composed of 5 places in 280 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/371 variables, and 7 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 20066 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1223/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 125/371 variables, and 7 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 51/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43124ms problems are : Problem set: 0 solved, 1223 unsolved
Search for dead transitions found 0 dead transitions in 43129ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:25:50] [INFO ] Redundant transitions in 21 ms returned []
Running 1223 sub problems to find dead transitions.
[2025-06-04 04:25:50] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:25:50] [INFO ] Invariant cache hit.
[2025-06-04 04:25:50] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
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) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:26:01] [INFO ] Deduced a trap composed of 5 places in 233 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/371 variables, and 7 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1223/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 3 (OVERLAPS) 246/371 variables, 125/132 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/371 variables, 20/152 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 371/371 variables, and 1324 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 31420 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 125/125 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1223/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64327ms problems are : Problem set: 0 solved, 1223 unsolved
Search for dead transitions found 0 dead transitions in 64330ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 107572 ms. Remains : 125/125 places, 1226/1226 transitions.
Built C files in :
/tmp/ltsmin10328047905505970857
[2025-06-04 04:26:54] [INFO ] Built C files in 20ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10328047905505970857
Running compilation step : cd /tmp/ltsmin10328047905505970857;'/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/ltsmin10328047905505970857;'/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/ltsmin10328047905505970857;'/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$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 7 out of 125 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 125/125 places, 1226/1226 transitions.
Applied a total of 0 rules in 16 ms. Remains 125 /125 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running 1223 sub problems to find dead transitions.
[2025-06-04 04:26:57] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:26:57] [INFO ] Invariant cache hit.
[2025-06-04 04:26:57] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:27:09] [INFO ] Deduced a trap composed of 5 places in 235 ms of which 5 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/371 variables, and 7 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 20044 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1223/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 125/371 variables, and 7 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 20040 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 51/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43023ms problems are : Problem set: 0 solved, 1223 unsolved
Search for dead transitions found 0 dead transitions in 43028ms
[2025-06-04 04:27:40] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:27:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:27:40] [INFO ] Implicit Places using invariants in 327 ms returned []
[2025-06-04 04:27:40] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:27:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:27:40] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:27:41] [INFO ] Implicit Places using invariants and state equation in 1109 ms returned []
Implicit Place search using SMT with State Equation took 1438 ms to find 0 implicit places.
Running 1223 sub problems to find dead transitions.
[2025-06-04 04:27:41] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:27:41] [INFO ] Invariant cache hit.
[2025-06-04 04:27:41] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
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) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:27:53] [INFO ] Deduced a trap composed of 5 places in 232 ms of which 7 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/371 variables, and 7 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1223/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 3 (OVERLAPS) 246/371 variables, 125/132 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/371 variables, 20/152 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 371/371 variables, and 1324 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 31452 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 125/125 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1223/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64046ms problems are : Problem set: 0 solved, 1223 unsolved
Search for dead transitions found 0 dead transitions in 64050ms
Finished structural reductions in LTL mode , in 1 iterations and 108540 ms. Remains : 125/125 places, 1226/1226 transitions.
Built C files in :
/tmp/ltsmin2834835467174960674
[2025-06-04 04:28:45] [INFO ] Built C files in 19ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2834835467174960674
Running compilation step : cd /tmp/ltsmin2834835467174960674;'/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/ltsmin2834835467174960674;'/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/ltsmin2834835467174960674;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-04 04:28:49] [INFO ] Flatten gal took : 38 ms
[2025-06-04 04:28:49] [INFO ] Flatten gal took : 40 ms
[2025-06-04 04:28:49] [INFO ] Time to serialize gal into /tmp/LTL5606735303144031917.gal : 10 ms
[2025-06-04 04:28:49] [INFO ] Time to serialize properties into /tmp/LTL12996743269792634720.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/LTL5606735303144031917.gal' '-t' 'CGAL' '-hoa' '/tmp/aut16777448649732795561.hoa' '-atoms' '/tmp/LTL12996743269792634720.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL12996743269792634720.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut16777448649732795561.hoa
Detected timeout of ITS tools.
[2025-06-04 04:29:04] [INFO ] Flatten gal took : 37 ms
[2025-06-04 04:29:04] [INFO ] Flatten gal took : 38 ms
[2025-06-04 04:29:04] [INFO ] Time to serialize gal into /tmp/LTL14093673961148324360.gal : 9 ms
[2025-06-04 04:29:04] [INFO ] Time to serialize properties into /tmp/LTL4878086902078759082.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/LTL14093673961148324360.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4878086902078759082.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 : !((((F("(SUR_PONT_A>=1)"))U(("((NB_ATTENTE_B_1>=1)&&(ROUTE_B>=1))")||(F("(((NB_ATTENTE_A_36>=1)&&(ATTENTE_A>=1))&&((CAPACITE>=1)&&(CON...204
Formula 0 simplified : (G!"(SUR_PONT_A>=1)" R (!"((NB_ATTENTE_B_1>=1)&&(ROUTE_B>=1))" & G!"(((NB_ATTENTE_A_36>=1)&&(ATTENTE_A>=1))&&((CAPACITE>=1)&&(CONTRO...193
Detected timeout of ITS tools.
[2025-06-04 04:29:19] [INFO ] Flatten gal took : 39 ms
[2025-06-04 04:29:19] [INFO ] Applying decomposition
[2025-06-04 04:29:19] [INFO ] Flatten gal took : 39 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/graph10955171790354092343.txt' '-o' '/tmp/graph10955171790354092343.bin' '-w' '/tmp/graph10955171790354092343.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10955171790354092343.bin' '-l' '-1' '-v' '-w' '/tmp/graph10955171790354092343.weights' '-q' '0' '-e' '0.001'
[2025-06-04 04:29:19] [INFO ] Decomposing Gal with order
[2025-06-04 04:29:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 04:29:19] [INFO ] Removed a total of 3086 redundant transitions.
[2025-06-04 04:29:19] [INFO ] Flatten gal took : 186 ms
[2025-06-04 04:29:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 309 labels/synchronizations in 33 ms.
[2025-06-04 04:29:19] [INFO ] Time to serialize gal into /tmp/LTL10084744466349309484.gal : 6 ms
[2025-06-04 04:29:19] [INFO ] Time to serialize properties into /tmp/LTL14883959569522558785.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/LTL10084744466349309484.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14883959569522558785.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((((F("(u0.SUR_PONT_A>=1)"))U(("((i3.u3.NB_ATTENTE_B_1>=1)&&(i3.u22.ROUTE_B>=1))")||(F("(((u0.NB_ATTENTE_A_36>=1)&&(u0.ATTENTE_A>=1))...242
Formula 0 simplified : (G!"(u0.SUR_PONT_A>=1)" R (!"((i3.u3.NB_ATTENTE_B_1>=1)&&(i3.u22.ROUTE_B>=1))" & G!"(((u0.NB_ATTENTE_A_36>=1)&&(u0.ATTENTE_A>=1))&&(...231
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-08 finished in 449125 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1))))'
Support contains 4 out of 126 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 125 transition count 1227
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 125 transition count 1227
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 123 transition count 1226
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 121 transition count 1224
Applied a total of 9 rules in 93 ms. Remains 121 /126 variables (removed 5) and now considering 1224/1228 (removed 4) transitions.
[2025-06-04 04:29:35] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
// Phase 1: matrix 244 rows 121 cols
[2025-06-04 04:29:35] [INFO ] Computed 4 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:29:35] [INFO ] Implicit Places using invariants in 387 ms returned []
[2025-06-04 04:29:35] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:29:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:29:35] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:29:36] [INFO ] Implicit Places using invariants and state equation in 918 ms returned [52, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1307 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 119/126 places, 1224/1228 transitions.
Applied a total of 0 rules in 54 ms. Remains 119 /119 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1454 ms. Remains : 119/126 places, 1224/1228 transitions.
Stuttering acceptance computed with spot in 50 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-09
Product exploration explored 100000 steps with 319 reset in 868 ms.
Product exploration explored 100000 steps with 319 reset in 672 ms.
Computed a total of 104 stabilizing places and 202 stable transitions
Computed a total of 104 stabilizing places and 202 stable transitions
Detected a total of 104/119 stabilizing places and 202/1224 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 538 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 52 ms :[(AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (126 resets) in 418 ms. (95 steps per ms) remains 1/6 properties
BEST_FIRST walk for 1110 steps (0 resets) in 11 ms. (92 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR p0 p1))), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 15 factoid took 745 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 42 ms :[(AND (NOT p0) (NOT p1))]
Support contains 4 out of 119 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 119/119 places, 1224/1224 transitions.
Applied a total of 0 rules in 91 ms. Remains 119 /119 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2025-06-04 04:29:39] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
// Phase 1: matrix 244 rows 119 cols
[2025-06-04 04:29:39] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:29:40] [INFO ] Implicit Places using invariants in 326 ms returned []
[2025-06-04 04:29:40] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:29:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:29:40] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:29:40] [INFO ] Implicit Places using invariants and state equation in 789 ms returned []
Implicit Place search using SMT with State Equation took 1120 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:29:40] [INFO ] Redundant transitions in 18 ms returned []
Running 1221 sub problems to find dead transitions.
[2025-06-04 04:29:40] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:29:40] [INFO ] Invariant cache hit.
[2025-06-04 04:29:40] [INFO ] State equation strengthened by 20 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) 0/119 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1221 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1221 unsolved
Problem TDEAD50 is UNSAT
Problem TDEAD101 is UNSAT
At refinement iteration 2 (OVERLAPS) 244/363 variables, 119/123 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/363 variables, 20/143 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 363/363 variables, and 143 constraints, problems are : Problem set: 2 solved, 1219 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1221/1220 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1219 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 4/4 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 2 (OVERLAPS) 244/363 variables, 119/123 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/363 variables, 20/143 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 363/363 variables, and 1361 constraints, problems are : Problem set: 2 solved, 1219 unsolved in 31495 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1219/1220 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64621ms problems are : Problem set: 2 solved, 1219 unsolved
Search for dead transitions found 2 dead transitions in 64625ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 119/119 places, 1222/1224 transitions.
Applied a total of 0 rules in 53 ms. Remains 119 /119 variables (removed 0) and now considering 1222/1222 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:30:45] [INFO ] Redundant transitions in 17 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 65953 ms. Remains : 119/119 places, 1222/1224 transitions.
Computed a total of 104 stabilizing places and 200 stable transitions
Computed a total of 104 stabilizing places and 200 stable transitions
Detected a total of 104/119 stabilizing places and 200/1222 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 399 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[(AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (126 resets) in 440 ms. (90 steps per ms) remains 1/6 properties
BEST_FIRST walk for 1087 steps (0 resets) in 6 ms. (155 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR p0 p1))), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 15 factoid took 756 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 51 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 40 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 41 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 320 reset in 627 ms.
Product exploration explored 100000 steps with 320 reset in 638 ms.
Built C files in :
/tmp/ltsmin2056485030073318157
[2025-06-04 04:30:48] [INFO ] Computing symmetric may disable matrix : 1222 transitions.
[2025-06-04 04:30:48] [INFO ] Computation of Complete disable matrix. took 66 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:30:48] [INFO ] Computing symmetric may enable matrix : 1222 transitions.
[2025-06-04 04:30:48] [INFO ] Computation of Complete enable matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:30:49] [INFO ] Computing Do-Not-Accords matrix : 1222 transitions.
[2025-06-04 04:30:49] [INFO ] Computation of Completed DNA matrix. took 139 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:30:49] [INFO ] Built C files in 941ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2056485030073318157
Running compilation step : cd /tmp/ltsmin2056485030073318157;'/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/ltsmin2056485030073318157;'/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/ltsmin2056485030073318157;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 4 out of 119 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 119/119 places, 1222/1222 transitions.
Applied a total of 0 rules in 57 ms. Remains 119 /119 variables (removed 0) and now considering 1222/1222 (removed 0) transitions.
[2025-06-04 04:30:52] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
// Phase 1: matrix 242 rows 119 cols
[2025-06-04 04:30:52] [INFO ] Computed 4 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:30:52] [INFO ] Implicit Places using invariants in 431 ms returned []
[2025-06-04 04:30:52] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
[2025-06-04 04:30:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:30:53] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:30:53] [INFO ] Implicit Places using invariants and state equation in 748 ms returned []
Implicit Place search using SMT with State Equation took 1182 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:30:53] [INFO ] Redundant transitions in 30 ms returned []
Running 1219 sub problems to find dead transitions.
[2025-06-04 04:30:53] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
[2025-06-04 04:30:53] [INFO ] Invariant cache hit.
[2025-06-04 04:30:53] [INFO ] State equation strengthened by 20 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) 0/119 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 2 (OVERLAPS) 242/361 variables, 119/123 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/361 variables, 20/143 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 361/361 variables, and 143 constraints, problems are : Problem set: 0 solved, 1219 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1219/1218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1219 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 2 (OVERLAPS) 242/361 variables, 119/123 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/361 variables, 20/143 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 361/361 variables, and 1361 constraints, problems are : Problem set: 0 solved, 1219 unsolved in 30877 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1219/1218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63876ms problems are : Problem set: 0 solved, 1219 unsolved
Search for dead transitions found 0 dead transitions in 63880ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 65161 ms. Remains : 119/119 places, 1222/1222 transitions.
Built C files in :
/tmp/ltsmin15700895695849987075
[2025-06-04 04:31:57] [INFO ] Computing symmetric may disable matrix : 1222 transitions.
[2025-06-04 04:31:57] [INFO ] Computation of Complete disable matrix. took 47 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:31:57] [INFO ] Computing symmetric may enable matrix : 1222 transitions.
[2025-06-04 04:31:57] [INFO ] Computation of Complete enable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:31:57] [INFO ] Computing Do-Not-Accords matrix : 1222 transitions.
[2025-06-04 04:31:58] [INFO ] Computation of Completed DNA matrix. took 95 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:31:58] [INFO ] Built C files in 610ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15700895695849987075
Running compilation step : cd /tmp/ltsmin15700895695849987075;'/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/ltsmin15700895695849987075;'/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/ltsmin15700895695849987075;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-04 04:32:01] [INFO ] Flatten gal took : 32 ms
[2025-06-04 04:32:01] [INFO ] Flatten gal took : 33 ms
[2025-06-04 04:32:01] [INFO ] Time to serialize gal into /tmp/LTL12352941765027945749.gal : 8 ms
[2025-06-04 04:32:01] [INFO ] Time to serialize properties into /tmp/LTL1897498503239627410.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/LTL12352941765027945749.gal' '-t' 'CGAL' '-hoa' '/tmp/aut10930934004993092769.hoa' '-atoms' '/tmp/LTL1897498503239627410.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL1897498503239627410.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut10930934004993092769.hoa
Detected timeout of ITS tools.
[2025-06-04 04:32:16] [INFO ] Flatten gal took : 31 ms
[2025-06-04 04:32:16] [INFO ] Flatten gal took : 32 ms
[2025-06-04 04:32:16] [INFO ] Time to serialize gal into /tmp/LTL16686712107968131468.gal : 8 ms
[2025-06-04 04:32:16] [INFO ] Time to serialize properties into /tmp/LTL15544212328057182501.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/LTL16686712107968131468.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15544212328057182501.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("((NB_ATTENTE_B_9<1)||(ROUTE_B<1))"))||(G("((ROUTE_A<1)||(NB_ATTENTE_A_32<1))")))))
Formula 0 simplified : G(F!"((NB_ATTENTE_B_9<1)||(ROUTE_B<1))" & F!"((ROUTE_A<1)||(NB_ATTENTE_A_32<1))")
Detected timeout of ITS tools.
[2025-06-04 04:32:31] [INFO ] Flatten gal took : 32 ms
[2025-06-04 04:32:31] [INFO ] Applying decomposition
[2025-06-04 04:32:31] [INFO ] Flatten gal took : 32 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/graph4185440732977510752.txt' '-o' '/tmp/graph4185440732977510752.bin' '-w' '/tmp/graph4185440732977510752.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4185440732977510752.bin' '-l' '-1' '-v' '-w' '/tmp/graph4185440732977510752.weights' '-q' '0' '-e' '0.001'
[2025-06-04 04:32:31] [INFO ] Decomposing Gal with order
[2025-06-04 04:32:31] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 04:32:31] [INFO ] Removed a total of 2412 redundant transitions.
[2025-06-04 04:32:31] [INFO ] Flatten gal took : 224 ms
[2025-06-04 04:32:32] [INFO ] Fuse similar labels procedure discarded/fused a total of 329 labels/synchronizations in 19 ms.
[2025-06-04 04:32:32] [INFO ] Time to serialize gal into /tmp/LTL8659676933995919289.gal : 2 ms
[2025-06-04 04:32:32] [INFO ] Time to serialize properties into /tmp/LTL5389759842777252577.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/LTL8659676933995919289.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5389759842777252577.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("((u11.NB_ATTENTE_B_9<1)||(u11.ROUTE_B<1))"))||(G("((i1.u9.ROUTE_A<1)||(i1.u7.NB_ATTENTE_A_32<1))")))))
Formula 0 simplified : G(F!"((u11.NB_ATTENTE_B_9<1)||(u11.ROUTE_B<1))" & F!"((i1.u9.ROUTE_A<1)||(i1.u7.NB_ATTENTE_A_32<1))")
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-09 finished in 192025 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 126 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 125 transition count 1227
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 125 transition count 1227
Applied a total of 2 rules in 14 ms. Remains 125 /126 variables (removed 1) and now considering 1227/1228 (removed 1) transitions.
Running 1224 sub problems to find dead transitions.
[2025-06-04 04:32:47] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
// Phase 1: matrix 247 rows 125 cols
[2025-06-04 04:32:47] [INFO ] Computed 5 invariants in 3 ms
[2025-06-04 04:32:47] [INFO ] State equation strengthened by 20 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.
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.
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) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:32:58] [INFO ] Deduced a trap composed of 5 places in 279 ms of which 8 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/372 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 20076 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1224/1123 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 125/372 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 20051 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 101/1123 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42832ms problems are : Problem set: 0 solved, 1224 unsolved
Search for dead transitions found 0 dead transitions in 42836ms
[2025-06-04 04:33:29] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:33:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:33:30] [INFO ] Implicit Places using invariants in 471 ms returned []
[2025-06-04 04:33:30] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:33:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:33:30] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:33:32] [INFO ] Implicit Places using invariants and state equation in 1757 ms returned [52, 108]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2231 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 123/126 places, 1227/1228 transitions.
Applied a total of 0 rules in 11 ms. Remains 123 /123 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 45096 ms. Remains : 123/126 places, 1227/1228 transitions.
Stuttering acceptance computed with spot in 88 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V50P50N10-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-10 finished in 45210 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(F((!p0||G(!p1))))||(X(F((!p0||G(!p1))))&&(X(!p1) U ((!p2&&X(!p1))||X(G(!p1))))))))'
Support contains 7 out of 126 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Applied a total of 0 rules in 12 ms. Remains 126 /126 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Running 1225 sub problems to find dead transitions.
[2025-06-04 04:33:32] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
// Phase 1: matrix 248 rows 126 cols
[2025-06-04 04:33:32] [INFO ] Computed 5 invariants in 2 ms
[2025-06-04 04:33:32] [INFO ] State equation strengthened by 20 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.
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.
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) 0/126 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:33:43] [INFO ] Deduced a trap composed of 5 places in 337 ms of which 9 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 126/374 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/126 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1225/1124 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/126 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/126 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/126 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
SMT process timed out in 42804ms, After SMT, problems are : Problem set: 0 solved, 1225 unsolved
Search for dead transitions found 0 dead transitions in 42810ms
[2025-06-04 04:34:15] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:34:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:34:15] [INFO ] Implicit Places using invariants in 424 ms returned []
[2025-06-04 04:34:15] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:34:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:34:15] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:34:16] [INFO ] Implicit Places using invariants and state equation in 1027 ms returned [108]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1454 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 125/126 places, 1228/1228 transitions.
Applied a total of 0 rules in 12 ms. Remains 125 /125 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 44293 ms. Remains : 125/126 places, 1228/1228 transitions.
Stuttering acceptance computed with spot in 234 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1), (AND p0 p1 p2), (AND p2 p0 p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 584 ms.
Product exploration explored 100000 steps with 50000 reset in 606 ms.
Computed a total of 108 stabilizing places and 204 stable transitions
Computed a total of 108 stabilizing places and 204 stable transitions
Detected a total of 108/125 stabilizing places and 204/1228 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (NOT (AND p0 p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND p2 p1))), (X (NOT (AND p2 p0 p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p2 p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND p2 p0 p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 19 factoid took 37 ms. Reduced automaton from 5 states, 13 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V50P50N10-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-11 finished in 45806 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(X((F(p1)&&p0))) U (X(X((X(p2) U p1))) U p2)))'
Support contains 8 out of 126 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 125 transition count 1227
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 125 transition count 1227
Applied a total of 2 rules in 14 ms. Remains 125 /126 variables (removed 1) and now considering 1227/1228 (removed 1) transitions.
Running 1224 sub problems to find dead transitions.
[2025-06-04 04:34:18] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
// Phase 1: matrix 247 rows 125 cols
[2025-06-04 04:34:18] [INFO ] Computed 5 invariants in 3 ms
[2025-06-04 04:34:18] [INFO ] State equation strengthened by 20 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.
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.
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) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:34:29] [INFO ] Deduced a trap composed of 5 places in 274 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/372 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 20041 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1224/1123 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Problem TDEAD50 is UNSAT
At refinement iteration 3 (OVERLAPS) 247/372 variables, 125/131 constraints. Problems are: Problem set: 1 solved, 1223 unsolved
SMT process timed out in 42791ms, After SMT, problems are : Problem set: 1 solved, 1223 unsolved
Search for dead transitions found 1 dead transitions in 42794ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
[2025-06-04 04:35:00] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
// Phase 1: matrix 246 rows 125 cols
[2025-06-04 04:35:00] [INFO ] Computed 6 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:35:01] [INFO ] Implicit Places using invariants in 375 ms returned [52]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 393 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 124/126 places, 1226/1228 transitions.
Applied a total of 0 rules in 7 ms. Remains 124 /124 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43212 ms. Remains : 124/126 places, 1226/1228 transitions.
Stuttering acceptance computed with spot in 473 ms :[(NOT p2), (OR (NOT p1) (AND (NOT p0) (NOT p2))), (NOT p1), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (OR (NOT p2) (NOT p1)), true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-12
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V50P50N10-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-12 finished in 43738 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((X((p1||F(p2)))&&p0))))'
Support contains 4 out of 126 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 125 transition count 1227
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 125 transition count 1227
Applied a total of 2 rules in 23 ms. Remains 125 /126 variables (removed 1) and now considering 1227/1228 (removed 1) transitions.
Running 1224 sub problems to find dead transitions.
[2025-06-04 04:35:01] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
// Phase 1: matrix 247 rows 125 cols
[2025-06-04 04:35:01] [INFO ] Computed 5 invariants in 2 ms
[2025-06-04 04:35:01] [INFO ] State equation strengthened by 20 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.
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.
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) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:35:14] [INFO ] Deduced a trap composed of 5 places in 224 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/372 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 20039 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1224/1123 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1224 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1224 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
(s1 0)
(s2 0)
(s3 0)
(s4 0)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
(s9 0)
(s10 0)
(s11 0)
(s12 0)
(s13 0)
(s14 0)
(s15 0)
(s16 0)
(s17 0)
(s18 0)
(s19 0)
(s20 0)
(s21 0)
(s22 0)
(s23 0)
(s24 0)
(s25 0)
(s26 0)
(s27 0)
(s28 0)
(s29 0)
(s30 0)
(s31 0)
(s32 0)
(s33 1)
(s34 0)
(s35 0)
(s36 0)
(s37 0)
(s38 0)
(s39 0)
(s40 0)
(s41 0)
(s42 0)
(s43 0)
(s44 0)
(s45 0)
(s46 0)
(s47 0)
(s48 0)
(s49 0)
(s50 0)
(s51 0)
(s52 1)
(s53 0)
(s54 50)
(s55 0)
(s56 1)
(s57 1)
(s58 0)
(s59 0)
(s60 0)
(s61 0)
(s62 0)
(s63 0)
(s64 0)
(s65 0)
(s66 0)
(s67 0)
(s68 0)
(s69 0)
(s70 0)
(s71 0)
(s72 0)
(s73 0)
(s74 0)
(s75 0)
(s76 0)
(s77 0)
(s78 0)
(s79 0)
(s80 0)
(s81 0)
(s82 0)
(s83 0)
(s84 0)
(s85 0)
(s86 0)
(s87 0)
(s88 0)
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(s90 0)
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(s93 0)
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(s96 0)
(s97 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 125/372 variables, and 6 constraints, problems are : Problem set: 0 solved, 1224 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 101/1123 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43326ms problems are : Problem set: 0 solved, 1224 unsolved
Search for dead transitions found 0 dead transitions in 43331ms
[2025-06-04 04:35:45] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:35:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:35:45] [INFO ] Implicit Places using invariants in 472 ms returned []
[2025-06-04 04:35:45] [INFO ] Flow matrix only has 247 transitions (discarded 980 similar events)
[2025-06-04 04:35:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:35:45] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:35:46] [INFO ] Implicit Places using invariants and state equation in 1328 ms returned [52, 108]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1803 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 123/126 places, 1227/1228 transitions.
Applied a total of 0 rules in 7 ms. Remains 123 /123 variables (removed 0) and now considering 1227/1227 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 45171 ms. Remains : 123/126 places, 1227/1228 transitions.
Stuttering acceptance computed with spot in 189 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-14
Stuttering criterion allowed to conclude after 9822 steps with 61 reset in 46 ms.
FORMULA BridgeAndVehicles-PT-V50P50N10-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-14 finished in 45425 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((F(p0) U p1))))'
Support contains 4 out of 126 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 125 transition count 1227
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 125 transition count 1227
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 123 transition count 1226
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 7 place count 122 transition count 1225
Applied a total of 7 rules in 108 ms. Remains 122 /126 variables (removed 4) and now considering 1225/1228 (removed 3) transitions.
[2025-06-04 04:35:47] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
// Phase 1: matrix 245 rows 122 cols
[2025-06-04 04:35:47] [INFO ] Computed 4 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:35:47] [INFO ] Implicit Places using invariants in 441 ms returned []
[2025-06-04 04:35:47] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
[2025-06-04 04:35:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:35:47] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:35:48] [INFO ] Implicit Places using invariants and state equation in 1100 ms returned [52, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1544 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 120/126 places, 1225/1228 transitions.
Applied a total of 0 rules in 56 ms. Remains 120 /120 variables (removed 0) and now considering 1225/1225 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1708 ms. Remains : 120/126 places, 1225/1228 transitions.
Stuttering acceptance computed with spot in 138 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-15
Product exploration explored 100000 steps with 882 reset in 438 ms.
Product exploration explored 100000 steps with 913 reset in 458 ms.
Computed a total of 104 stabilizing places and 202 stable transitions
Computed a total of 104 stabilizing places and 202 stable transitions
Detected a total of 104/120 stabilizing places and 202/1225 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 200 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 143 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 539 steps (0 resets) in 15 ms. (33 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F p1), (F (NOT (OR p0 (NOT p1)))), (F p0), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 10 factoid took 415 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 3 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 129 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 124 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1)]
[2025-06-04 04:35:51] [INFO ] Flow matrix only has 245 transitions (discarded 980 similar events)
// Phase 1: matrix 245 rows 120 cols
[2025-06-04 04:35:51] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:35:52] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2025-06-04 04:35:52] [INFO ] [Real]Absence check using state equation in 119 ms returned sat
[2025-06-04 04:35:52] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:35:53] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2025-06-04 04:35:53] [INFO ] [Nat]Absence check using state equation in 112 ms returned sat
[2025-06-04 04:35:53] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:35:53] [INFO ] [Nat]Added 20 Read/Feed constraints in 75 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:35:53] [INFO ] Deduced a trap composed of 13 places in 147 ms of which 3 ms to minimize.
[2025-06-04 04:35:53] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 169 ms
Proved EG (NOT p1)
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F p1), (F (NOT (OR p0 (NOT p1)))), (F p0), (F (NOT (AND (NOT p0) (NOT p1)))), (G (NOT p1))]
Property proved to be false thanks to negative knowledge :(G (NOT p1))
Knowledge based reduction with 10 factoid took 369 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V50P50N10-LTLFireability-15 FALSE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-15 finished in 6675 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||X(X(X(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' '!(X((p0 U G(!p0))))'
Found a Lengthening insensitive property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-07
Stuttering acceptance computed with spot in 146 ms :[p0, p0, p0, true]
Support contains 52 out of 126 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 125 transition count 1227
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 125 transition count 1227
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 123 transition count 1226
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 121 transition count 1224
Applied a total of 9 rules in 51 ms. Remains 121 /126 variables (removed 5) and now considering 1224/1228 (removed 4) transitions.
[2025-06-04 04:35:54] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
// Phase 1: matrix 244 rows 121 cols
[2025-06-04 04:35:54] [INFO ] Computed 4 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:35:54] [INFO ] Implicit Places using invariants in 319 ms returned []
[2025-06-04 04:35:54] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:35:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:35:54] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:35:55] [INFO ] Implicit Places using invariants and state equation in 796 ms returned [52, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1117 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 119/126 places, 1224/1228 transitions.
Applied a total of 0 rules in 15 ms. Remains 119 /119 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 1184 ms. Remains : 119/126 places, 1224/1228 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-07
Product exploration explored 100000 steps with 320 reset in 1182 ms.
Product exploration explored 100000 steps with 319 reset in 1014 ms.
Computed a total of 104 stabilizing places and 202 stable transitions
Computed a total of 104 stabilizing places and 202 stable transitions
Detected a total of 104/119 stabilizing places and 202/1224 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 107 ms. Reduced automaton from 4 states, 6 edges and 1 AP (stutter sensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 97 ms :[p0, true, p0]
RANDOM walk for 575 steps (0 resets) in 11 ms. (47 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 112 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 82 ms :[p0, true, p0]
Stuttering acceptance computed with spot in 76 ms :[p0, true, p0]
[2025-06-04 04:35:58] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
// Phase 1: matrix 244 rows 119 cols
[2025-06-04 04:35:58] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:35:59] [INFO ] [Real]Absence check using 4 positive place invariants in 6 ms returned sat
[2025-06-04 04:36:00] [INFO ] [Real]Absence check using state equation in 328 ms returned sat
[2025-06-04 04:36:00] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:36:01] [INFO ] [Nat]Absence check using 4 positive place invariants in 5 ms returned sat
[2025-06-04 04:36:02] [INFO ] [Nat]Absence check using state equation in 431 ms returned sat
[2025-06-04 04:36:02] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:36:02] [INFO ] [Nat]Added 20 Read/Feed constraints in 626 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:36:02] [INFO ] Deduced a trap composed of 12 places in 231 ms of which 6 ms to minimize.
[2025-06-04 04:36:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 755 ms
[2025-06-04 04:36:03] [INFO ] Computed and/alt/rep : 110/218/110 causal constraints (skipped 131 transitions) in 41 ms.
[2025-06-04 04:36:03] [INFO ] Added : 10 causal constraints over 3 iterations in 447 ms. Result :sat
Could not prove EG p0
Support contains 52 out of 119 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 119/119 places, 1224/1224 transitions.
Applied a total of 0 rules in 87 ms. Remains 119 /119 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2025-06-04 04:36:03] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:36:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:36:04] [INFO ] Implicit Places using invariants in 288 ms returned []
[2025-06-04 04:36:04] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:36:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:36:04] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:36:04] [INFO ] Implicit Places using invariants and state equation in 506 ms returned []
Implicit Place search using SMT with State Equation took 796 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:36:04] [INFO ] Redundant transitions in 25 ms returned []
Running 1221 sub problems to find dead transitions.
[2025-06-04 04:36:04] [INFO ] Flow matrix only has 244 transitions (discarded 980 similar events)
[2025-06-04 04:36:04] [INFO ] Invariant cache hit.
[2025-06-04 04:36:04] [INFO ] State equation strengthened by 20 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) 0/119 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1221 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1221 unsolved
Problem TDEAD50 is UNSAT
Problem TDEAD101 is UNSAT
At refinement iteration 2 (OVERLAPS) 244/363 variables, 119/123 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/363 variables, 20/143 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 363/363 variables, and 143 constraints, problems are : Problem set: 2 solved, 1219 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1221/1220 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1219 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 4/4 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 2 (OVERLAPS) 244/363 variables, 119/123 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/363 variables, 20/143 constraints. Problems are: Problem set: 2 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 363/363 variables, and 1361 constraints, problems are : Problem set: 2 solved, 1219 unsolved in 31514 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1219/1220 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64376ms problems are : Problem set: 2 solved, 1219 unsolved
Search for dead transitions found 2 dead transitions in 64380ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 119/119 places, 1222/1224 transitions.
Applied a total of 0 rules in 52 ms. Remains 119 /119 variables (removed 0) and now considering 1222/1222 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:37:09] [INFO ] Redundant transitions in 17 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 65390 ms. Remains : 119/119 places, 1222/1224 transitions.
Computed a total of 104 stabilizing places and 200 stable transitions
Computed a total of 104 stabilizing places and 200 stable transitions
Detected a total of 104/119 stabilizing places and 200/1222 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 137 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 113 ms :[p0, true, p0]
RANDOM walk for 626 steps (0 resets) in 9 ms. (62 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 138 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 91 ms :[p0, true, p0]
Stuttering acceptance computed with spot in 140 ms :[p0, true, p0]
[2025-06-04 04:37:09] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
// Phase 1: matrix 242 rows 119 cols
[2025-06-04 04:37:09] [INFO ] Computed 4 invariants in 3 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:37:11] [INFO ] [Real]Absence check using 4 positive place invariants in 7 ms returned sat
[2025-06-04 04:37:11] [INFO ] [Real]Absence check using state equation in 216 ms returned sat
[2025-06-04 04:37:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:37:12] [INFO ] [Nat]Absence check using 4 positive place invariants in 6 ms returned sat
[2025-06-04 04:37:13] [INFO ] [Nat]Absence check using state equation in 255 ms returned sat
[2025-06-04 04:37:13] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:37:13] [INFO ] [Nat]Added 20 Read/Feed constraints in 284 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:37:13] [INFO ] Deduced a trap composed of 12 places in 264 ms of which 10 ms to minimize.
[2025-06-04 04:37:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 997 ms
[2025-06-04 04:37:14] [INFO ] Computed and/alt/rep : 108/216/108 causal constraints (skipped 131 transitions) in 37 ms.
[2025-06-04 04:37:17] [INFO ] Added : 41 causal constraints over 10 iterations in 2625 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 96 ms :[p0, true, p0]
Product exploration explored 100000 steps with 320 reset in 983 ms.
Product exploration explored 100000 steps with 320 reset in 977 ms.
Built C files in :
/tmp/ltsmin7710977415999997806
[2025-06-04 04:37:19] [INFO ] Computing symmetric may disable matrix : 1222 transitions.
[2025-06-04 04:37:19] [INFO ] Computation of Complete disable matrix. took 40 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:37:19] [INFO ] Computing symmetric may enable matrix : 1222 transitions.
[2025-06-04 04:37:19] [INFO ] Computation of Complete enable matrix. took 8 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:37:19] [INFO ] Computing Do-Not-Accords matrix : 1222 transitions.
[2025-06-04 04:37:19] [INFO ] Computation of Completed DNA matrix. took 87 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:37:19] [INFO ] Built C files in 547ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7710977415999997806
Running compilation step : cd /tmp/ltsmin7710977415999997806;'/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/ltsmin7710977415999997806;'/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/ltsmin7710977415999997806;'/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 52 out of 119 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 119/119 places, 1222/1222 transitions.
Applied a total of 0 rules in 50 ms. Remains 119 /119 variables (removed 0) and now considering 1222/1222 (removed 0) transitions.
[2025-06-04 04:37:22] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
[2025-06-04 04:37:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:37:23] [INFO ] Implicit Places using invariants in 218 ms returned []
[2025-06-04 04:37:23] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
[2025-06-04 04:37:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:37:23] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:37:23] [INFO ] Implicit Places using invariants and state equation in 761 ms returned []
Implicit Place search using SMT with State Equation took 980 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:37:23] [INFO ] Redundant transitions in 17 ms returned []
Running 1219 sub problems to find dead transitions.
[2025-06-04 04:37:23] [INFO ] Flow matrix only has 242 transitions (discarded 980 similar events)
[2025-06-04 04:37:23] [INFO ] Invariant cache hit.
[2025-06-04 04:37:23] [INFO ] State equation strengthened by 20 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) 0/119 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 2 (OVERLAPS) 242/361 variables, 119/123 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/361 variables, 20/143 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 361/361 variables, and 143 constraints, problems are : Problem set: 0 solved, 1219 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1219/1218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1219 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 2 (OVERLAPS) 242/361 variables, 119/123 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/361 variables, 20/143 constraints. Problems are: Problem set: 0 solved, 1219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 361/361 variables, and 1361 constraints, problems are : Problem set: 0 solved, 1219 unsolved in 30812 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 119/119 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1219/1218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63842ms problems are : Problem set: 0 solved, 1219 unsolved
Search for dead transitions found 0 dead transitions in 63846ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 64903 ms. Remains : 119/119 places, 1222/1222 transitions.
Built C files in :
/tmp/ltsmin16366288625981562064
[2025-06-04 04:38:27] [INFO ] Computing symmetric may disable matrix : 1222 transitions.
[2025-06-04 04:38:27] [INFO ] Computation of Complete disable matrix. took 67 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:38:27] [INFO ] Computing symmetric may enable matrix : 1222 transitions.
[2025-06-04 04:38:27] [INFO ] Computation of Complete enable matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:38:28] [INFO ] Computing Do-Not-Accords matrix : 1222 transitions.
[2025-06-04 04:38:28] [INFO ] Computation of Completed DNA matrix. took 88 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:38:28] [INFO ] Built C files in 793ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16366288625981562064
Running compilation step : cd /tmp/ltsmin16366288625981562064;'/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/ltsmin16366288625981562064;'/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/ltsmin16366288625981562064;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-04 04:38:31] [INFO ] Flatten gal took : 30 ms
[2025-06-04 04:38:31] [INFO ] Flatten gal took : 31 ms
[2025-06-04 04:38:31] [INFO ] Time to serialize gal into /tmp/LTL17730502583114161744.gal : 8 ms
[2025-06-04 04:38:31] [INFO ] Time to serialize properties into /tmp/LTL9875334709808376587.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/LTL17730502583114161744.gal' '-t' 'CGAL' '-hoa' '/tmp/aut14110866197212292211.hoa' '-atoms' '/tmp/LTL9875334709808376587.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL9875334709808376587.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut14110866197212292211.hoa
Detected timeout of ITS tools.
[2025-06-04 04:38:46] [INFO ] Flatten gal took : 31 ms
[2025-06-04 04:38:46] [INFO ] Flatten gal took : 32 ms
[2025-06-04 04:38:46] [INFO ] Time to serialize gal into /tmp/LTL12613672177755321038.gal : 15 ms
[2025-06-04 04:38:46] [INFO ] Time to serialize properties into /tmp/LTL12814059650455520221.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/LTL12613672177755321038.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12814059650455520221.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(("((((((((ROUTE_A>=1)&&(NB_ATTENTE_A_20>=1))||((ROUTE_A>=1)&&(NB_ATTENTE_A_22>=1)))||(((ROUTE_A>=1)&&(NB_ATTENTE_A_16>=1))||((ROU...4096
Formula 0 simplified : X(!"((((((((ROUTE_A>=1)&&(NB_ATTENTE_A_20>=1))||((ROUTE_A>=1)&&(NB_ATTENTE_A_22>=1)))||(((ROUTE_A>=1)&&(NB_ATTENTE_A_16>=1))||((ROUT...4087
Detected timeout of ITS tools.
[2025-06-04 04:39:01] [INFO ] Flatten gal took : 54 ms
[2025-06-04 04:39:01] [INFO ] Applying decomposition
[2025-06-04 04:39:01] [INFO ] Flatten gal took : 54 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/graph2275467015140360823.txt' '-o' '/tmp/graph2275467015140360823.bin' '-w' '/tmp/graph2275467015140360823.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph2275467015140360823.bin' '-l' '-1' '-v' '-w' '/tmp/graph2275467015140360823.weights' '-q' '0' '-e' '0.001'
[2025-06-04 04:39:02] [INFO ] Decomposing Gal with order
[2025-06-04 04:39:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 04:39:02] [INFO ] Removed a total of 2483 redundant transitions.
[2025-06-04 04:39:02] [INFO ] Flatten gal took : 374 ms
[2025-06-04 04:39:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 262 labels/synchronizations in 27 ms.
[2025-06-04 04:39:02] [INFO ] Time to serialize gal into /tmp/LTL1478340107794973840.gal : 3 ms
[2025-06-04 04:39:02] [INFO ] Time to serialize properties into /tmp/LTL10941784680040562201.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/LTL1478340107794973840.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10941784680040562201.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 : !((X(("((((((((u2.ROUTE_A>=1)&&(u2.NB_ATTENTE_A_20>=1))||((u2.ROUTE_A>=1)&&(u2.NB_ATTENTE_A_22>=1)))||(((u2.ROUTE_A>=1)&&(u2.NB_ATTENT...4768
Formula 0 simplified : X(!"((((((((u2.ROUTE_A>=1)&&(u2.NB_ATTENTE_A_20>=1))||((u2.ROUTE_A>=1)&&(u2.NB_ATTENTE_A_22>=1)))||(((u2.ROUTE_A>=1)&&(u2.NB_ATTENTE...4759
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-07 finished in 203504 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||F(p2)))||X(G(p0))))'
Found a Lengthening insensitive property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-08
Stuttering acceptance computed with spot in 178 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2))]
Support contains 7 out of 126 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 126/126 places, 1228/1228 transitions.
Applied a total of 0 rules in 14 ms. Remains 126 /126 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Running 1225 sub problems to find dead transitions.
[2025-06-04 04:39:17] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
// Phase 1: matrix 248 rows 126 cols
[2025-06-04 04:39:17] [INFO ] Computed 5 invariants in 3 ms
[2025-06-04 04:39:17] [INFO ] State equation strengthened by 20 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.
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.
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) 0/126 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:39:28] [INFO ] Deduced a trap composed of 5 places in 281 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 126/374 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/126 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1225/1124 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/126 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/126 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 126/374 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 20040 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/126 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 101/1124 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42895ms problems are : Problem set: 0 solved, 1225 unsolved
Search for dead transitions found 0 dead transitions in 42899ms
[2025-06-04 04:40:00] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:40:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:40:01] [INFO ] Implicit Places using invariants in 382 ms returned []
[2025-06-04 04:40:01] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:40:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:40:01] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:40:02] [INFO ] Implicit Places using invariants and state equation in 1267 ms returned [108]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1652 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 125/126 places, 1228/1228 transitions.
Applied a total of 0 rules in 14 ms. Remains 125 /125 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 44582 ms. Remains : 125/126 places, 1228/1228 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V50P50N10-LTLFireability-08
Product exploration explored 100000 steps with 6680 reset in 783 ms.
Product exploration explored 100000 steps with 6792 reset in 523 ms.
Computed a total of 108 stabilizing places and 204 stable transitions
Computed a total of 108 stabilizing places and 204 stable transitions
Detected a total of 108/125 stabilizing places and 204/1228 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2) p0))), (X (AND (NOT p2) (NOT p0))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p1), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 11 factoid took 1460 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
RANDOM walk for 725 steps (0 resets) in 9 ms. (72 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2) p0))), (X (AND (NOT p2) (NOT p0))), (X (NOT p0)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (NOT p0))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p1), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND (NOT p0) (NOT p2)))), (F p1), (F p0), (F p2), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1))))]
Knowledge based reduction with 11 factoid took 2626 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 178 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 162 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
[2025-06-04 04:40:08] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
// Phase 1: matrix 248 rows 125 cols
[2025-06-04 04:40:08] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:40:09] [INFO ] [Real]Absence check using 5 positive place invariants in 13 ms returned sat
[2025-06-04 04:40:09] [INFO ] [Real]Absence check using state equation in 601 ms returned sat
[2025-06-04 04:40:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:40:10] [INFO ] [Nat]Absence check using 5 positive place invariants in 6 ms returned sat
[2025-06-04 04:40:10] [INFO ] [Nat]Absence check using state equation in 183 ms returned sat
[2025-06-04 04:40:10] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:40:11] [INFO ] [Nat]Added 20 Read/Feed constraints in 401 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:40:11] [INFO ] Deduced a trap composed of 14 places in 157 ms of which 4 ms to minimize.
[2025-06-04 04:40:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 285 ms
[2025-06-04 04:40:11] [INFO ] Computed and/alt/rep : 110/218/110 causal constraints (skipped 135 transitions) in 25 ms.
[2025-06-04 04:40:12] [INFO ] Added : 46 causal constraints over 10 iterations in 637 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2025-06-04 04:40:12] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:40:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:40:12] [INFO ] [Real]Absence check using 5 positive place invariants in 13 ms returned sat
[2025-06-04 04:40:13] [INFO ] [Real]Absence check using state equation in 532 ms returned sat
[2025-06-04 04:40:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:40:14] [INFO ] [Nat]Absence check using 5 positive place invariants in 7 ms returned sat
[2025-06-04 04:40:14] [INFO ] [Nat]Absence check using state equation in 241 ms returned sat
[2025-06-04 04:40:14] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:40:14] [INFO ] [Nat]Added 20 Read/Feed constraints in 31 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:40:14] [INFO ] Deduced a trap composed of 14 places in 194 ms of which 5 ms to minimize.
[2025-06-04 04:40:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 283 ms
[2025-06-04 04:40:14] [INFO ] Computed and/alt/rep : 110/218/110 causal constraints (skipped 135 transitions) in 27 ms.
[2025-06-04 04:40:15] [INFO ] Added : 44 causal constraints over 12 iterations in 1138 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 7 out of 125 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 125/125 places, 1228/1228 transitions.
Applied a total of 0 rules in 7 ms. Remains 125 /125 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Running 1225 sub problems to find dead transitions.
[2025-06-04 04:40:15] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:40:15] [INFO ] Invariant cache hit.
[2025-06-04 04:40:15] [INFO ] State equation strengthened by 20 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.
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.
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) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:40:26] [INFO ] Deduced a trap composed of 5 places in 275 ms of which 7 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/373 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1225/1174 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 125/373 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 51/1174 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43031ms problems are : Problem set: 0 solved, 1225 unsolved
Search for dead transitions found 0 dead transitions in 43035ms
[2025-06-04 04:40:58] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:40:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:40:59] [INFO ] Implicit Places using invariants in 364 ms returned []
[2025-06-04 04:40:59] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:40:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:40:59] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:41:00] [INFO ] Implicit Places using invariants and state equation in 1170 ms returned []
Implicit Place search using SMT with State Equation took 1536 ms to find 0 implicit places.
Running 1225 sub problems to find dead transitions.
[2025-06-04 04:41:00] [INFO ] Flow matrix only has 248 transitions (discarded 980 similar events)
[2025-06-04 04:41:00] [INFO ] Invariant cache hit.
[2025-06-04 04:41:00] [INFO ] State equation strengthened by 20 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.
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.
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 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:41:11] [INFO ] Deduced a trap composed of 5 places in 245 ms of which 5 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/373 variables, and 6 constraints, problems are : Problem set: 0 solved, 1225 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1225/1174 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1225 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1225 unsolved
Problem TDEAD50 is UNSAT
Problem TDEAD155 is UNSAT
At refinement iteration 3 (OVERLAPS) 248/373 variables, 125/131 constraints. Problems are: Problem set: 2 solved, 1223 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/373 variables, 20/151 constraints. Problems are: Problem set: 2 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 373/373 variables, and 1323 constraints, problems are : Problem set: 2 solved, 1223 unsolved in 31468 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 125/125 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1223/1174 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64552ms problems are : Problem set: 2 solved, 1223 unsolved
Search for dead transitions found 2 dead transitions in 64557ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in LTL mode, iteration 1 : 125/125 places, 1226/1228 transitions.
Applied a total of 0 rules in 7 ms. Remains 125 /125 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 109151 ms. Remains : 125/125 places, 1226/1228 transitions.
Computed a total of 108 stabilizing places and 202 stable transitions
Computed a total of 108 stabilizing places and 202 stable transitions
Detected a total of 108/125 stabilizing places and 202/1226 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 9 factoid took 843 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 172 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
RANDOM walk for 1959 steps (3 resets) in 20 ms. (93 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT p0)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND (NOT p0) (NOT p2)))), (F p1), (F p0), (F p2), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1))))]
Knowledge based reduction with 9 factoid took 1925 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 177 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 199 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
[2025-06-04 04:42:08] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
// Phase 1: matrix 246 rows 125 cols
[2025-06-04 04:42:08] [INFO ] Computed 6 invariants in 2 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:42:09] [INFO ] [Real]Absence check using 6 positive place invariants in 15 ms returned sat
[2025-06-04 04:42:09] [INFO ] [Real]Absence check using state equation in 517 ms returned sat
[2025-06-04 04:42:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:42:10] [INFO ] [Nat]Absence check using 6 positive place invariants in 8 ms returned sat
[2025-06-04 04:42:10] [INFO ] [Nat]Absence check using state equation in 316 ms returned sat
[2025-06-04 04:42:10] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:42:10] [INFO ] [Nat]Added 20 Read/Feed constraints in 107 ms returned sat
[2025-06-04 04:42:10] [INFO ] Computed and/alt/rep : 108/216/108 causal constraints (skipped 135 transitions) in 28 ms.
[2025-06-04 04:42:10] [INFO ] Added : 11 causal constraints over 3 iterations in 161 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p2))
[2025-06-04 04:42:10] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:42:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:42:11] [INFO ] [Real]Absence check using 6 positive place invariants in 20 ms returned sat
[2025-06-04 04:42:12] [INFO ] [Real]Absence check using state equation in 613 ms returned sat
[2025-06-04 04:42:12] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:42:12] [INFO ] [Nat]Absence check using 6 positive place invariants in 10 ms returned sat
[2025-06-04 04:42:13] [INFO ] [Nat]Absence check using state equation in 319 ms returned sat
[2025-06-04 04:42:13] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:42:13] [INFO ] [Nat]Added 20 Read/Feed constraints in 137 ms returned sat
[2025-06-04 04:42:13] [INFO ] Computed and/alt/rep : 108/216/108 causal constraints (skipped 135 transitions) in 39 ms.
[2025-06-04 04:42:14] [INFO ] Added : 36 causal constraints over 8 iterations in 898 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 198 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 8014 reset in 566 ms.
Product exploration explored 100000 steps with 7613 reset in 642 ms.
Applying partial POR strategy [false, true, false, true]
Stuttering acceptance computed with spot in 175 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 7 out of 125 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 125/125 places, 1226/1226 transitions.
Applied a total of 0 rules in 94 ms. Remains 125 /125 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running 1223 sub problems to find dead transitions.
[2025-06-04 04:42:16] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:42:16] [INFO ] Invariant cache hit.
[2025-06-04 04:42:16] [INFO ] State equation strengthened by 20 read => feed constraints.
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) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:42:27] [INFO ] Deduced a trap composed of 5 places in 207 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/371 variables, and 7 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1223/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 125/371 variables, and 7 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 51/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43135ms problems are : Problem set: 0 solved, 1223 unsolved
Search for dead transitions found 0 dead transitions in 43142ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:42:59] [INFO ] Redundant transitions in 19 ms returned []
Running 1223 sub problems to find dead transitions.
[2025-06-04 04:42:59] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:42:59] [INFO ] Invariant cache hit.
[2025-06-04 04:42:59] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
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) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:43:09] [INFO ] Deduced a trap composed of 5 places in 213 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/371 variables, and 7 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1223/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 3 (OVERLAPS) 246/371 variables, 125/132 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/371 variables, 20/152 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 371/371 variables, and 1324 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 31762 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 125/125 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1223/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64666ms problems are : Problem set: 0 solved, 1223 unsolved
Search for dead transitions found 0 dead transitions in 64671ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 107939 ms. Remains : 125/125 places, 1226/1226 transitions.
Built C files in :
/tmp/ltsmin14187261505557415339
[2025-06-04 04:44:03] [INFO ] Built C files in 15ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14187261505557415339
Running compilation step : cd /tmp/ltsmin14187261505557415339;'/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/ltsmin14187261505557415339;'/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/ltsmin14187261505557415339;'/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 125 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 125/125 places, 1226/1226 transitions.
Applied a total of 0 rules in 12 ms. Remains 125 /125 variables (removed 0) and now considering 1226/1226 (removed 0) transitions.
Running 1223 sub problems to find dead transitions.
[2025-06-04 04:44:06] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:44:06] [INFO ] Invariant cache hit.
[2025-06-04 04:44:06] [INFO ] State equation strengthened by 20 read => feed constraints.
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) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:44:18] [INFO ] Deduced a trap composed of 5 places in 214 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/371 variables, and 7 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1223/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 125/371 variables, and 7 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 20037 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 51/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43112ms problems are : Problem set: 0 solved, 1223 unsolved
Search for dead transitions found 0 dead transitions in 43118ms
[2025-06-04 04:44:50] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:44:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:44:50] [INFO ] Implicit Places using invariants in 359 ms returned []
[2025-06-04 04:44:50] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:44:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:44:50] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-04 04:44:51] [INFO ] Implicit Places using invariants and state equation in 878 ms returned []
Implicit Place search using SMT with State Equation took 1239 ms to find 0 implicit places.
Running 1223 sub problems to find dead transitions.
[2025-06-04 04:44:51] [INFO ] Flow matrix only has 246 transitions (discarded 980 similar events)
[2025-06-04 04:44:51] [INFO ] Invariant cache hit.
[2025-06-04 04:44:51] [INFO ] State equation strengthened by 20 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
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) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 04:45:03] [INFO ] Deduced a trap composed of 5 places in 292 ms of which 7 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 125/371 variables, and 7 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 0/125 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 1223/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1223 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/125 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 3 (OVERLAPS) 246/371 variables, 125/132 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/371 variables, 20/152 constraints. Problems are: Problem set: 0 solved, 1223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 371/371 variables, and 1324 constraints, problems are : Problem set: 0 solved, 1223 unsolved in 31450 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 125/125 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1223/1172 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64315ms problems are : Problem set: 0 solved, 1223 unsolved
Search for dead transitions found 0 dead transitions in 64321ms
Finished structural reductions in LTL mode , in 1 iterations and 108699 ms. Remains : 125/125 places, 1226/1226 transitions.
Built C files in :
/tmp/ltsmin16279714951064052686
[2025-06-04 04:45:55] [INFO ] Built C files in 16ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16279714951064052686
Running compilation step : cd /tmp/ltsmin16279714951064052686;'/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/ltsmin16279714951064052686;'/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/ltsmin16279714951064052686;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-04 04:45:58] [INFO ] Flatten gal took : 34 ms
[2025-06-04 04:45:58] [INFO ] Flatten gal took : 35 ms
[2025-06-04 04:45:58] [INFO ] Time to serialize gal into /tmp/LTL3011407394902058003.gal : 9 ms
[2025-06-04 04:45:58] [INFO ] Time to serialize properties into /tmp/LTL366480188268584422.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/LTL3011407394902058003.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9073481794181299549.hoa' '-atoms' '/tmp/LTL366480188268584422.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...316
Loading property file /tmp/LTL366480188268584422.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9073481794181299549.hoa
Detected timeout of ITS tools.
[2025-06-04 04:46:13] [INFO ] Flatten gal took : 33 ms
[2025-06-04 04:46:13] [INFO ] Flatten gal took : 35 ms
[2025-06-04 04:46:13] [INFO ] Time to serialize gal into /tmp/LTL5986652001252225217.gal : 9 ms
[2025-06-04 04:46:13] [INFO ] Time to serialize properties into /tmp/LTL2408451089859172956.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/LTL5986652001252225217.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2408451089859172956.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("(SUR_PONT_A>=1)"))U(("((NB_ATTENTE_B_1>=1)&&(ROUTE_B>=1))")||(F("(((NB_ATTENTE_A_36>=1)&&(ATTENTE_A>=1))&&((CAPACITE>=1)&&(CON...204
Formula 0 simplified : (G!"(SUR_PONT_A>=1)" R (!"((NB_ATTENTE_B_1>=1)&&(ROUTE_B>=1))" & G!"(((NB_ATTENTE_A_36>=1)&&(ATTENTE_A>=1))&&((CAPACITE>=1)&&(CONTRO...193
Detected timeout of ITS tools.
[2025-06-04 04:46:29] [INFO ] Flatten gal took : 34 ms
[2025-06-04 04:46:29] [INFO ] Applying decomposition
[2025-06-04 04:46:29] [INFO ] Flatten gal took : 51 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/graph13713808513729267540.txt' '-o' '/tmp/graph13713808513729267540.bin' '-w' '/tmp/graph13713808513729267540.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph13713808513729267540.bin' '-l' '-1' '-v' '-w' '/tmp/graph13713808513729267540.weights' '-q' '0' '-e' '0.001'
[2025-06-04 04:46:29] [INFO ] Decomposing Gal with order
[2025-06-04 04:46:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 04:46:29] [INFO ] Removed a total of 2485 redundant transitions.
[2025-06-04 04:46:29] [INFO ] Flatten gal took : 252 ms
[2025-06-04 04:46:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 345 labels/synchronizations in 10 ms.
[2025-06-04 04:46:29] [INFO ] Time to serialize gal into /tmp/LTL16847221679293006964.gal : 3 ms
[2025-06-04 04:46:29] [INFO ] Time to serialize properties into /tmp/LTL9652966585808736711.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/LTL16847221679293006964.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL9652966585808736711.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("(i0.u0.SUR_PONT_A>=1)"))U(("((u4.NB_ATTENTE_B_1>=1)&&(u4.ROUTE_B>=1))")||(F("(((i0.u0.NB_ATTENTE_A_36>=1)&&(i0.u0.ATTENTE_A>=1...243
Formula 0 simplified : (G!"(i0.u0.SUR_PONT_A>=1)" R (!"((u4.NB_ATTENTE_B_1>=1)&&(u4.ROUTE_B>=1))" & G!"(((i0.u0.NB_ATTENTE_A_36>=1)&&(i0.u0.ATTENTE_A>=1))&...232
Detected timeout of ITS tools.
Treatment of property BridgeAndVehicles-PT-V50P50N10-LTLFireability-08 finished in 446906 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1))))'
[2025-06-04 04:46:44] [INFO ] Flatten gal took : 34 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin3378787534074293515
[2025-06-04 04:46:44] [INFO ] Computing symmetric may disable matrix : 1228 transitions.
[2025-06-04 04:46:44] [INFO ] Applying decomposition
[2025-06-04 04:46:44] [INFO ] Computation of Complete disable matrix. took 49 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:46:44] [INFO ] Flatten gal took : 36 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/graph1289375460791204351.txt' '-o' '/tmp/graph1289375460791204351.bin' '-w' '/tmp/graph1289375460791204351.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph1289375460791204351.bin' '-l' '-1' '-v' '-w' '/tmp/graph1289375460791204351.weights' '-q' '0' '-e' '0.001'
[2025-06-04 04:46:44] [INFO ] Decomposing Gal with order
[2025-06-04 04:46:44] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 04:46:44] [INFO ] Computing symmetric may enable matrix : 1228 transitions.
[2025-06-04 04:46:44] [INFO ] Computation of Complete enable matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:46:45] [INFO ] Removed a total of 2826 redundant transitions.
[2025-06-04 04:46:45] [INFO ] Flatten gal took : 167 ms
[2025-06-04 04:46:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 279 labels/synchronizations in 13 ms.
[2025-06-04 04:46:45] [INFO ] Time to serialize gal into /tmp/LTLFireability13253900352761254377.gal : 2 ms
[2025-06-04 04:46:45] [INFO ] Time to serialize properties into /tmp/LTLFireability1083936993294448481.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/LTLFireability13253900352761254377.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability1083936993294448481.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 4 LTL properties
Checking formula 0 : !((F(("(u2.SUR_PONT_B>=1)")||(X(X(X(F("(u2.SUR_PONT_B>=1)"))))))))
Formula 0 simplified : G(!"(u2.SUR_PONT_B>=1)" & XXXG!"(u2.SUR_PONT_B>=1)")
[2025-06-04 04:46:45] [INFO ] Computing Do-Not-Accords matrix : 1228 transitions.
[2025-06-04 04:46:45] [INFO ] Computation of Completed DNA matrix. took 131 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:46:45] [INFO ] Built C files in 867ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3378787534074293515
Running compilation step : cd /tmp/ltsmin3378787534074293515;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '180' '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 9609 ms.
Running link step : cd /tmp/ltsmin3378787534074293515;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 130 ms.
Running LTSmin : cd /tmp/ltsmin3378787534074293515;'/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' '<>(((LTLAPp0==true)||X(X(X(<>((LTLAPp0==true)))))))' '--buchi-type=spotba'
LTSmin run took 63394 ms.
FORMULA BridgeAndVehicles-PT-V50P50N10-LTLFireability-04 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin3378787534074293515;'/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 [](!(LTLAPp1==true))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>225 s) on command cd /tmp/ltsmin3378787534074293515;'/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 [](!(LTLAPp1==true))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin3378787534074293515;'/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' '((<>((LTLAPp2==true)) U ((LTLAPp3==true)||<>((LTLAPp4==true))))||X([]((LTLAPp2==true))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>225 s) on command cd /tmp/ltsmin3378787534074293515;'/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' '((<>((LTLAPp2==true)) U ((LTLAPp3==true)||<>((LTLAPp4==true))))||X([]((LTLAPp2==true))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin3378787534074293515;'/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' '<>(([]((LTLAPp5==true))||[]((LTLAPp6==true))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>225 s) on command cd /tmp/ltsmin3378787534074293515;'/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' '<>(([]((LTLAPp5==true))||[]((LTLAPp6==true))))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 7200 s
Running LTSmin : cd /tmp/ltsmin3378787534074293515;'/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 [](!(LTLAPp1==true))))' '--buchi-type=spotba'
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BridgeAndVehicles-PT-V50P50N10"
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-V50P50N10, 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-174853765100412"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V50P50N10.tgz
mv BridgeAndVehicles-PT-V50P50N10 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 ;