About the Execution of ITS-Tools for NoC3x3-PT-4B
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 617688.00 | 0.00 | 0.00 | FTTTFTFFFTFTFTFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r142-tall-174876812100211.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 NoC3x3-PT-4B, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876812100211
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1020K
-rw-r--r-- 1 mcc users 4.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 44K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K 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 6.1K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 132K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 608K 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 NoC3x3-PT-4B-LTLCardinality-00
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-01
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-02
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-03
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-04
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-05
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-06
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-07
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-08
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-09
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-10
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-11
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-12
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-13
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-14
FORMULA_NAME NoC3x3-PT-4B-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1748825124587
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NoC3x3-PT-4B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-02 00:45:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 00:45:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 00:45:26] [INFO ] Load time of PNML (sax parser for PT used): 158 ms
[2025-06-02 00:45:26] [INFO ] Transformed 2328 places.
[2025-06-02 00:45:26] [INFO ] Transformed 2701 transitions.
[2025-06-02 00:45:26] [INFO ] Found NUPN structural information;
[2025-06-02 00:45:26] [INFO ] Parsed PT model containing 2328 places and 2701 transitions and 6091 arcs in 332 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Initial state reduction rules removed 1 formulas.
FORMULA NoC3x3-PT-4B-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-4B-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-4B-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-4B-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-4B-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-4B-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-4B-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-4B-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-4B-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-4B-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 26 out of 2328 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2328/2328 places, 2701/2701 transitions.
Discarding 603 places :
Symmetric choice reduction at 0 with 603 rule applications. Total rules 603 place count 1725 transition count 2098
Iterating global reduction 0 with 603 rules applied. Total rules applied 1206 place count 1725 transition count 2098
Discarding 306 places :
Symmetric choice reduction at 0 with 306 rule applications. Total rules 1512 place count 1419 transition count 1792
Iterating global reduction 0 with 306 rules applied. Total rules applied 1818 place count 1419 transition count 1792
Ensure Unique test removed 109 transitions
Reduce isomorphic transitions removed 109 transitions.
Iterating post reduction 0 with 109 rules applied. Total rules applied 1927 place count 1419 transition count 1683
Discarding 32 places :
Symmetric choice reduction at 1 with 32 rule applications. Total rules 1959 place count 1387 transition count 1651
Iterating global reduction 1 with 32 rules applied. Total rules applied 1991 place count 1387 transition count 1651
Applied a total of 1991 rules in 594 ms. Remains 1387 /2328 variables (removed 941) and now considering 1651/2701 (removed 1050) transitions.
// Phase 1: matrix 1651 rows 1387 cols
[2025-06-02 00:45:27] [INFO ] Computed 66 invariants in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:45:28] [INFO ] Implicit Places using invariants in 861 ms returned []
[2025-06-02 00:45:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:45:29] [INFO ] Implicit Places using invariants and state equation in 985 ms returned []
Implicit Place search using SMT with State Equation took 1876 ms to find 0 implicit places.
Running 1650 sub problems to find dead transitions.
[2025-06-02 00:45:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1386/3038 variables, and 0 constraints, problems are : Problem set: 0 solved, 1650 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1387 constraints, PredecessorRefiner: 1650/1650 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1650 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1386/3038 variables, and 0 constraints, problems are : Problem set: 0 solved, 1650 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1387 constraints, PredecessorRefiner: 0/1650 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60572ms problems are : Problem set: 0 solved, 1650 unsolved
Search for dead transitions found 0 dead transitions in 60597ms
Starting structural reductions in LTL mode, iteration 1 : 1387/2328 places, 1651/2701 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63111 ms. Remains : 1387/2328 places, 1651/2701 transitions.
Support contains 26 out of 1387 places after structural reductions.
[2025-06-02 00:46:29] [INFO ] Flatten gal took : 111 ms
[2025-06-02 00:46:30] [INFO ] Flatten gal took : 71 ms
[2025-06-02 00:46:30] [INFO ] Input system was already deterministic with 1651 transitions.
RANDOM walk for 40000 steps (27 resets) in 1809 ms. (22 steps per ms) remains 1/15 properties
BEST_FIRST walk for 40003 steps (8 resets) in 108 ms. (367 steps per ms) remains 1/1 properties
[2025-06-02 00:46:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 73/75 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1312/1387 variables, 64/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1387 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1651/3038 variables, 1387/1453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3038 variables, 0/1453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/3038 variables, 0/1453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3038/3038 variables, and 1453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 915 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 1387/1387 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 73/75 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1312/1387 variables, 64/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1387 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1651/3038 variables, 1387/1453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3038 variables, 1/1454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3038 variables, 0/1454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/3038 variables, 0/1454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3038/3038 variables, and 1454 constraints, problems are : Problem set: 0 solved, 1 unsolved in 799 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 1387/1387 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1730ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 456 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=114 )
Parikh walk visited 1 properties in 9 ms.
FORMULA NoC3x3-PT-4B-LTLCardinality-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 65 stabilizing places and 65 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' '!(G((F((p0||G(F(p1))))&&F(G(p2)))))'
Support contains 2 out of 1387 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1387/1387 places, 1651/1651 transitions.
Graph (trivial) has 1299 edges and 1387 vertex of which 873 / 1387 are part of one of the 33 SCC in 3 ms
Free SCC test removed 840 places
Ensure Unique test removed 984 transitions
Reduce isomorphic transitions removed 984 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 37 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 37 Pre rules applied. Total rules applied 1 place count 546 transition count 629
Deduced a syphon composed of 37 places in 1 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 0 with 74 rules applied. Total rules applied 75 place count 509 transition count 629
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 103 place count 481 transition count 569
Iterating global reduction 0 with 28 rules applied. Total rules applied 131 place count 481 transition count 569
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 133 place count 479 transition count 565
Iterating global reduction 0 with 2 rules applied. Total rules applied 135 place count 479 transition count 565
Performed 98 Post agglomeration using F-continuation condition.Transition count delta: 98
Deduced a syphon composed of 98 places in 0 ms
Reduce places removed 98 places and 0 transitions.
Iterating global reduction 0 with 196 rules applied. Total rules applied 331 place count 381 transition count 467
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 332 place count 380 transition count 466
Reduce places removed 8 places and 0 transitions.
Graph (trivial) has 263 edges and 372 vertex of which 44 / 372 are part of one of the 22 SCC in 0 ms
Free SCC test removed 22 places
Iterating post reduction 0 with 9 rules applied. Total rules applied 341 place count 350 transition count 466
Ensure Unique test removed 44 transitions
Reduce isomorphic transitions removed 44 transitions.
Iterating post reduction 1 with 44 rules applied. Total rules applied 385 place count 350 transition count 422
Applied a total of 385 rules in 199 ms. Remains 350 /1387 variables (removed 1037) and now considering 422/1651 (removed 1229) transitions.
[2025-06-02 00:46:32] [INFO ] Flow matrix only has 390 transitions (discarded 32 similar events)
// Phase 1: matrix 390 rows 350 cols
[2025-06-02 00:46:32] [INFO ] Computed 58 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:46:33] [INFO ] Implicit Places using invariants in 168 ms returned []
[2025-06-02 00:46:33] [INFO ] Flow matrix only has 390 transitions (discarded 32 similar events)
[2025-06-02 00:46:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:46:33] [INFO ] State equation strengthened by 14 read => feed constraints.
[2025-06-02 00:46:33] [INFO ] Implicit Places using invariants and state equation in 279 ms returned []
Implicit Place search using SMT with State Equation took 450 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 00:46:33] [INFO ] Redundant transitions in 26 ms returned []
Running 202 sub problems to find dead transitions.
[2025-06-02 00:46:33] [INFO ] Flow matrix only has 390 transitions (discarded 32 similar events)
[2025-06-02 00:46:33] [INFO ] Invariant cache hit.
[2025-06-02 00:46:33] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/317 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/317 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 33/350 variables, 33/58 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/350 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (OVERLAPS) 389/739 variables, 350/408 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/739 variables, 14/422 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/739 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 7 (OVERLAPS) 0/739 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Real declared 739/740 variables, and 422 constraints, problems are : Problem set: 0 solved, 202 unsolved in 16154 ms.
Refiners :[Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 350/350 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 202 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/317 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/317 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 33/350 variables, 33/58 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/350 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (OVERLAPS) 389/739 variables, 350/408 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/739 variables, 14/422 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/739 variables, 202/624 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/739 variables, 0/624 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 8 (OVERLAPS) 0/739 variables, 0/624 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Int declared 739/740 variables, and 624 constraints, problems are : Problem set: 0 solved, 202 unsolved in 15899 ms.
Refiners :[Positive P Invariants (semi-flows): 58/58 constraints, State Equation: 350/350 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 32082ms problems are : Problem set: 0 solved, 202 unsolved
Search for dead transitions found 0 dead transitions in 32084ms
Starting structural reductions in SI_LTL mode, iteration 1 : 350/1387 places, 422/1651 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 32765 ms. Remains : 350/1387 places, 422/1651 transitions.
Stuttering acceptance computed with spot in 216 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p2), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : NoC3x3-PT-4B-LTLCardinality-00
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 2 ms.
FORMULA NoC3x3-PT-4B-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-4B-LTLCardinality-00 finished in 33058 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((X(X(p1))&&p0))))'
Support contains 4 out of 1387 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1387/1387 places, 1651/1651 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 1375 transition count 1639
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 1375 transition count 1639
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 26 place count 1375 transition count 1637
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 31 place count 1370 transition count 1632
Iterating global reduction 1 with 5 rules applied. Total rules applied 36 place count 1370 transition count 1632
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 38 place count 1370 transition count 1630
Applied a total of 38 rules in 184 ms. Remains 1370 /1387 variables (removed 17) and now considering 1630/1651 (removed 21) transitions.
// Phase 1: matrix 1630 rows 1370 cols
[2025-06-02 00:47:05] [INFO ] Computed 66 invariants in 15 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:47:06] [INFO ] Implicit Places using invariants in 416 ms returned []
[2025-06-02 00:47:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:47:07] [INFO ] Implicit Places using invariants and state equation in 986 ms returned []
Implicit Place search using SMT with State Equation took 1406 ms to find 0 implicit places.
Running 1629 sub problems to find dead transitions.
[2025-06-02 00:47:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1369/3000 variables, and 0 constraints, problems are : Problem set: 0 solved, 1629 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1370 constraints, PredecessorRefiner: 1629/1629 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1629 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1369/3000 variables, and 0 constraints, problems are : Problem set: 0 solved, 1629 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1370 constraints, PredecessorRefiner: 0/1629 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60372ms problems are : Problem set: 0 solved, 1629 unsolved
Search for dead transitions found 0 dead transitions in 60377ms
Starting structural reductions in LTL mode, iteration 1 : 1370/1387 places, 1630/1651 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61971 ms. Remains : 1370/1387 places, 1630/1651 transitions.
Stuttering acceptance computed with spot in 153 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : NoC3x3-PT-4B-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA NoC3x3-PT-4B-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-4B-LTLCardinality-04 finished in 62155 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(X(X(F(p0))))))'
Support contains 4 out of 1387 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1387/1387 places, 1651/1651 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 1374 transition count 1638
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 1374 transition count 1638
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 28 place count 1374 transition count 1636
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 33 place count 1369 transition count 1631
Iterating global reduction 1 with 5 rules applied. Total rules applied 38 place count 1369 transition count 1631
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 39 place count 1369 transition count 1630
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 40 place count 1368 transition count 1629
Iterating global reduction 2 with 1 rules applied. Total rules applied 41 place count 1368 transition count 1629
Applied a total of 41 rules in 192 ms. Remains 1368 /1387 variables (removed 19) and now considering 1629/1651 (removed 22) transitions.
// Phase 1: matrix 1629 rows 1368 cols
[2025-06-02 00:48:08] [INFO ] Computed 66 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:48:08] [INFO ] Implicit Places using invariants in 406 ms returned []
[2025-06-02 00:48:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:48:09] [INFO ] Implicit Places using invariants and state equation in 913 ms returned []
Implicit Place search using SMT with State Equation took 1321 ms to find 0 implicit places.
Running 1628 sub problems to find dead transitions.
[2025-06-02 00:48:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1367/2997 variables, and 0 constraints, problems are : Problem set: 0 solved, 1628 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1368 constraints, PredecessorRefiner: 1628/1628 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1628 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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(s568 timeout
1)
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1367/2997 variables, and 0 constraints, problems are : Problem set: 0 solved, 1628 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1368 constraints, PredecessorRefiner: 0/1628 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60314ms problems are : Problem set: 0 solved, 1628 unsolved
Search for dead transitions found 0 dead transitions in 60317ms
Starting structural reductions in LTL mode, iteration 1 : 1368/1387 places, 1629/1651 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61833 ms. Remains : 1368/1387 places, 1629/1651 transitions.
Stuttering acceptance computed with spot in 172 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-4B-LTLCardinality-05
Product exploration explored 100000 steps with 20000 reset in 284 ms.
Product exploration explored 100000 steps with 20000 reset in 255 ms.
Computed a total of 65 stabilizing places and 65 stable transitions
Computed a total of 65 stabilizing places and 65 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 87 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 16776 steps (9 resets) in 136 ms. (122 steps per ms) remains 0/1 properties
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 87 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 169 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 4 out of 1368 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1368/1368 places, 1629/1629 transitions.
Applied a total of 0 rules in 44 ms. Remains 1368 /1368 variables (removed 0) and now considering 1629/1629 (removed 0) transitions.
[2025-06-02 00:49:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:49:11] [INFO ] Implicit Places using invariants in 384 ms returned []
[2025-06-02 00:49:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:49:12] [INFO ] Implicit Places using invariants and state equation in 913 ms returned []
Implicit Place search using SMT with State Equation took 1299 ms to find 0 implicit places.
Running 1628 sub problems to find dead transitions.
[2025-06-02 00:49:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1367/2997 variables, and 0 constraints, problems are : Problem set: 0 solved, 1628 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1368 constraints, PredecessorRefiner: 1628/1628 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1628 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1367/2997 variables, and 0 constraints, problems are : Problem set: 0 solved, 1628 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1368 constraints, PredecessorRefiner: 0/1628 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60301ms problems are : Problem set: 0 solved, 1628 unsolved
Search for dead transitions found 0 dead transitions in 60305ms
Finished structural reductions in LTL mode , in 1 iterations and 61652 ms. Remains : 1368/1368 places, 1629/1629 transitions.
Computed a total of 65 stabilizing places and 65 stable transitions
Computed a total of 65 stabilizing places and 65 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 66 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 157 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 17113 steps (10 resets) in 89 ms. (190 steps per ms) remains 0/1 properties
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 90 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 155 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 163 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 20000 reset in 200 ms.
Product exploration explored 100000 steps with 20000 reset in 229 ms.
Applying partial POR strategy [true, false, false, false, false]
Stuttering acceptance computed with spot in 154 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 4 out of 1368 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1368/1368 places, 1629/1629 transitions.
Graph (trivial) has 1276 edges and 1368 vertex of which 854 / 1368 are part of one of the 33 SCC in 1 ms
Free SCC test removed 821 places
Ensure Unique test removed 960 transitions
Reduce isomorphic transitions removed 960 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 547 transition count 669
Performed 37 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 37 Pre rules applied. Total rules applied 2 place count 547 transition count 717
Deduced a syphon composed of 38 places in 1 ms
Iterating global reduction 1 with 37 rules applied. Total rules applied 39 place count 547 transition count 717
Discarding 26 places :
Symmetric choice reduction at 1 with 26 rule applications. Total rules 65 place count 521 transition count 657
Deduced a syphon composed of 38 places in 1 ms
Iterating global reduction 1 with 26 rules applied. Total rules applied 91 place count 521 transition count 657
Discarding 26 places :
Symmetric choice reduction at 1 with 26 rule applications. Total rules 117 place count 495 transition count 597
Deduced a syphon composed of 12 places in 1 ms
Iterating global reduction 1 with 26 rules applied. Total rules applied 143 place count 495 transition count 597
Performed 98 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 110 places in 0 ms
Iterating global reduction 1 with 98 rules applied. Total rules applied 241 place count 495 transition count 601
Deduced a syphon composed of 110 places in 0 ms
Applied a total of 241 rules in 125 ms. Remains 495 /1368 variables (removed 873) and now considering 601/1629 (removed 1028) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 00:50:14] [INFO ] Redundant transitions in 4 ms returned []
Running 600 sub problems to find dead transitions.
[2025-06-02 00:50:14] [INFO ] Flow matrix only has 569 transitions (discarded 32 similar events)
// Phase 1: matrix 569 rows 495 cols
[2025-06-02 00:50:14] [INFO ] Computed 66 invariants in 7 ms
[2025-06-02 00:50:14] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/494 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (OVERLAPS) 1/495 variables, 66/66 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:27] [INFO ] Deduced a trap composed of 2 places in 36 ms of which 8 ms to minimize.
Problem TDEAD16 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:27] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 2 ms to minimize.
Problem TDEAD17 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:27] [INFO ] Deduced a trap composed of 6 places in 20 ms of which 2 ms to minimize.
Problem TDEAD18 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:27] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 5 ms to minimize.
Problem TDEAD47 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:27] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
Problem TDEAD48 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:27] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 1 ms to minimize.
Problem TDEAD49 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:27] [INFO ] Deduced a trap composed of 7 places in 24 ms of which 2 ms to minimize.
Problem TDEAD50 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:27] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Problem TDEAD69 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:28] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 3 ms to minimize.
Problem TDEAD70 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:28] [INFO ] Deduced a trap composed of 6 places in 24 ms of which 2 ms to minimize.
Problem TDEAD71 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:28] [INFO ] Deduced a trap composed of 2 places in 25 ms of which 2 ms to minimize.
Problem TDEAD98 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:28] [INFO ] Deduced a trap composed of 6 places in 27 ms of which 2 ms to minimize.
Problem TDEAD99 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:28] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
Problem TDEAD100 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:28] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 2 ms to minimize.
Problem TDEAD101 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:28] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 2 ms to minimize.
Problem TDEAD121 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:28] [INFO ] Deduced a trap composed of 2 places in 39 ms of which 2 ms to minimize.
Problem TDEAD145 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:28] [INFO ] Deduced a trap composed of 7 places in 38 ms of which 2 ms to minimize.
Problem TDEAD146 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:28] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
Problem TDEAD147 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:28] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 2 ms to minimize.
Problem TDEAD148 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:28] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 2 ms to minimize.
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD48 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD145 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD281 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD407 is UNSAT
Problem TDEAD438 is UNSAT
Problem TDEAD499 is UNSAT
Problem TDEAD500 is UNSAT
Problem TDEAD501 is UNSAT
Problem TDEAD502 is UNSAT
Problem TDEAD503 is UNSAT
Problem TDEAD504 is UNSAT
Problem TDEAD505 is UNSAT
Problem TDEAD506 is UNSAT
Problem TDEAD507 is UNSAT
Problem TDEAD508 is UNSAT
Problem TDEAD509 is UNSAT
Problem TDEAD510 is UNSAT
Problem TDEAD511 is UNSAT
Problem TDEAD512 is UNSAT
Problem TDEAD513 is UNSAT
Problem TDEAD514 is UNSAT
Problem TDEAD515 is UNSAT
Problem TDEAD516 is UNSAT
Problem TDEAD517 is UNSAT
Problem TDEAD518 is UNSAT
Problem TDEAD519 is UNSAT
Problem TDEAD520 is UNSAT
Problem TDEAD521 is UNSAT
Problem TDEAD522 is UNSAT
Problem TDEAD523 is UNSAT
Problem TDEAD524 is UNSAT
Problem TDEAD525 is UNSAT
Problem TDEAD526 is UNSAT
Problem TDEAD527 is UNSAT
Problem TDEAD528 is UNSAT
Problem TDEAD529 is UNSAT
Problem TDEAD530 is UNSAT
Problem TDEAD531 is UNSAT
Problem TDEAD532 is UNSAT
Problem TDEAD533 is UNSAT
Problem TDEAD534 is UNSAT
Problem TDEAD535 is UNSAT
Problem TDEAD564 is UNSAT
Problem TDEAD566 is UNSAT
Problem TDEAD585 is UNSAT
Problem TDEAD590 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/495 variables, 20/86 constraints. Problems are: Problem set: 69 solved, 531 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:30] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 2 ms to minimize.
Problem TDEAD170 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:30] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Problem TDEAD179 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:30] [INFO ] Deduced a trap composed of 6 places in 35 ms of which 2 ms to minimize.
Problem TDEAD180 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:30] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 2 ms to minimize.
Problem TDEAD181 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:30] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 2 ms to minimize.
Problem TDEAD182 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:30] [INFO ] Deduced a trap composed of 2 places in 41 ms of which 2 ms to minimize.
Problem TDEAD199 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:30] [INFO ] Deduced a trap composed of 6 places in 35 ms of which 2 ms to minimize.
Problem TDEAD200 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:30] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 2 ms to minimize.
Problem TDEAD201 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:30] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Problem TDEAD228 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:30] [INFO ] Deduced a trap composed of 6 places in 36 ms of which 2 ms to minimize.
Problem TDEAD229 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:31] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 2 ms to minimize.
Problem TDEAD230 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:31] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 2 ms to minimize.
Problem TDEAD231 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:31] [INFO ] Deduced a trap composed of 2 places in 42 ms of which 3 ms to minimize.
Problem TDEAD246 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:31] [INFO ] Deduced a trap composed of 5 places in 37 ms of which 2 ms to minimize.
Problem TDEAD247 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:50:31] [INFO ] Deduced a trap composed of 6 places in 36 ms of which 2 ms to minimize.
Problem TDEAD248 is UNSAT
Problem TDEAD249 is UNSAT
Problem TDEAD330 is UNSAT
Problem TDEAD333 is UNSAT
Problem TDEAD344 is UNSAT
Problem TDEAD356 is UNSAT
Problem TDEAD364 is UNSAT
Problem TDEAD367 is UNSAT
Problem TDEAD369 is UNSAT
Problem TDEAD375 is UNSAT
Problem TDEAD376 is UNSAT
Problem TDEAD394 is UNSAT
Problem TDEAD473 is UNSAT
Problem TDEAD474 is UNSAT
Problem TDEAD475 is UNSAT
Problem TDEAD476 is UNSAT
Problem TDEAD477 is UNSAT
Problem TDEAD478 is UNSAT
Problem TDEAD479 is UNSAT
Problem TDEAD480 is UNSAT
Problem TDEAD481 is UNSAT
Problem TDEAD482 is UNSAT
Problem TDEAD483 is UNSAT
Problem TDEAD484 is UNSAT
Problem TDEAD485 is UNSAT
Problem TDEAD486 is UNSAT
Problem TDEAD487 is UNSAT
Problem TDEAD488 is UNSAT
Problem TDEAD489 is UNSAT
Problem TDEAD490 is UNSAT
Problem TDEAD491 is UNSAT
Problem TDEAD492 is UNSAT
Problem TDEAD493 is UNSAT
Problem TDEAD494 is UNSAT
Problem TDEAD495 is UNSAT
Problem TDEAD496 is UNSAT
Problem TDEAD497 is UNSAT
Problem TDEAD498 is UNSAT
Problem TDEAD537 is UNSAT
Problem TDEAD539 is UNSAT
Problem TDEAD543 is UNSAT
Problem TDEAD545 is UNSAT
Problem TDEAD551 is UNSAT
Problem TDEAD556 is UNSAT
Problem TDEAD558 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/495 variables, 15/101 constraints. Problems are: Problem set: 128 solved, 472 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/495 variables, 0/101 constraints. Problems are: Problem set: 128 solved, 472 unsolved
At refinement iteration 5 (OVERLAPS) 568/1063 variables, 495/596 constraints. Problems are: Problem set: 128 solved, 472 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1063 variables, 38/634 constraints. Problems are: Problem set: 128 solved, 472 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1063/1064 variables, and 634 constraints, problems are : Problem set: 128 solved, 472 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 495/495 constraints, ReadFeed: 38/39 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 35/35 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 128 solved, 472 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/384 variables, 0/0 constraints. Problems are: Problem set: 128 solved, 472 unsolved
At refinement iteration 1 (OVERLAPS) 111/495 variables, 66/66 constraints. Problems are: Problem set: 128 solved, 472 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/495 variables, 35/101 constraints. Problems are: Problem set: 128 solved, 472 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/495 variables, 0/101 constraints. Problems are: Problem set: 128 solved, 472 unsolved
At refinement iteration 4 (OVERLAPS) 568/1063 variables, 495/596 constraints. Problems are: Problem set: 128 solved, 472 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1063 variables, 38/634 constraints. Problems are: Problem set: 128 solved, 472 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1063 variables, 472/1106 constraints. Problems are: Problem set: 128 solved, 472 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1063/1064 variables, and 1106 constraints, problems are : Problem set: 128 solved, 472 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 495/495 constraints, ReadFeed: 38/39 constraints, PredecessorRefiner: 472/600 constraints, Known Traps: 35/35 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60391ms problems are : Problem set: 128 solved, 472 unsolved
Search for dead transitions found 128 dead transitions in 60392ms
Found 128 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 128 transitions
Dead transitions reduction (with SMT) removed 128 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 495/1368 places, 473/1629 transitions.
Graph (complete) has 1172 edges and 495 vertex of which 385 are kept as prefixes of interest. Removing 110 places using SCC suffix rule.2 ms
Discarding 110 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 17 ms. Remains 385 /495 variables (removed 110) and now considering 473/473 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 385/1368 places, 473/1629 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 60552 ms. Remains : 385/1368 places, 473/1629 transitions.
Built C files in :
/tmp/ltsmin5173522608199704529
[2025-06-02 00:51:15] [INFO ] Built C files in 49ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5173522608199704529
Running compilation step : cd /tmp/ltsmin5173522608199704529;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2863 ms.
Running link step : cd /tmp/ltsmin5173522608199704529;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 52 ms.
Running LTSmin : cd /tmp/ltsmin5173522608199704529;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased14792210782081740868.hoa' '--buchi-type=spotba'
LTSmin run took 3083 ms.
FORMULA NoC3x3-PT-4B-LTLCardinality-05 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property NoC3x3-PT-4B-LTLCardinality-05 finished in 193329 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(p0)||F(!p1)) U (G((X(p0)||F(!p1)))||(p0&&(X(p0)||F(!p1))))) U G(p2))))'
Support contains 5 out of 1387 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1387/1387 places, 1651/1651 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1373 transition count 1637
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1373 transition count 1637
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 29 place count 1373 transition count 1636
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 36 place count 1366 transition count 1629
Iterating global reduction 1 with 7 rules applied. Total rules applied 43 place count 1366 transition count 1629
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 45 place count 1366 transition count 1627
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 46 place count 1365 transition count 1626
Iterating global reduction 2 with 1 rules applied. Total rules applied 47 place count 1365 transition count 1626
Applied a total of 47 rules in 177 ms. Remains 1365 /1387 variables (removed 22) and now considering 1626/1651 (removed 25) transitions.
// Phase 1: matrix 1626 rows 1365 cols
[2025-06-02 00:51:21] [INFO ] Computed 66 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:51:21] [INFO ] Implicit Places using invariants in 393 ms returned []
[2025-06-02 00:51:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:51:22] [INFO ] Implicit Places using invariants and state equation in 914 ms returned []
Implicit Place search using SMT with State Equation took 1309 ms to find 0 implicit places.
Running 1625 sub problems to find dead transitions.
[2025-06-02 00:51:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1364/2991 variables, and 0 constraints, problems are : Problem set: 0 solved, 1625 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1365 constraints, PredecessorRefiner: 1625/1625 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1625 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1364/2991 variables, and 0 constraints, problems are : Problem set: 0 solved, 1625 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1365 constraints, PredecessorRefiner: 0/1625 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60303ms problems are : Problem set: 0 solved, 1625 unsolved
Search for dead transitions found 0 dead transitions in 60305ms
Starting structural reductions in LTL mode, iteration 1 : 1365/1387 places, 1626/1651 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61795 ms. Remains : 1365/1387 places, 1626/1651 transitions.
Stuttering acceptance computed with spot in 276 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p0) p1), (AND p1 (NOT p0)), (AND p1 (NOT p2) (NOT p0)), p1, (AND p1 (NOT p2) p0)]
Running random walk in product with property : NoC3x3-PT-4B-LTLCardinality-06
Product exploration explored 100000 steps with 25057 reset in 254 ms.
Product exploration explored 100000 steps with 25131 reset in 249 ms.
Computed a total of 65 stabilizing places and 65 stable transitions
Computed a total of 65 stabilizing places and 65 stable transitions
Knowledge obtained : [(AND p2 p0 p1), (X p2), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p2) p1))), (X (AND p2 p1)), (X p0), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND p2 p1))), (X (X (NOT (AND (NOT p2) (NOT p0) p1)))), (X (X (NOT (AND p2 (NOT p0) p1)))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 126 ms. Reduced automaton from 7 states, 14 edges and 3 AP (stutter sensitive) to 7 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 257 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p0) p1), (AND p1 (NOT p0)), (AND p1 (NOT p2) (NOT p0)), p1, (AND p1 (NOT p2) p0)]
RANDOM walk for 40000 steps (25 resets) in 277 ms. (143 steps per ms) remains 2/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 99 ms. (400 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 130 ms. (305 steps per ms) remains 2/2 properties
[2025-06-02 00:52:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 170/175 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/175 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1190/1365 variables, 61/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1365 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1626/2991 variables, 1365/1431 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2991 variables, 0/1431 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/2991 variables, 0/1431 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2991/2991 variables, and 1431 constraints, problems are : Problem set: 0 solved, 2 unsolved in 670 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 1365/1365 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 170/175 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/175 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1190/1365 variables, 61/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1365 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1626/2991 variables, 1365/1431 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2991 variables, 2/1433 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2991 variables, 0/1433 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/2991 variables, 0/1433 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2991/2991 variables, and 1433 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1095 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 1365/1365 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1776ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 530 steps, including 0 resets, run visited all 2 properties in 10 ms. (steps per millisecond=53 )
Parikh walk visited 2 properties in 10 ms.
Knowledge obtained : [(AND p2 p0 p1), (X p2), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p2) p1))), (X (AND p2 p1)), (X p0), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND p2 p1))), (X (X (NOT (AND (NOT p2) (NOT p0) p1)))), (X (X (NOT (AND p2 (NOT p0) p1)))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR (NOT p1) p2))), (F (NOT (OR (NOT p1) p2 (NOT p0)))), (F (NOT p0)), (F (NOT (OR (NOT p1) (NOT p2) p0))), (F (NOT (OR (NOT p2) p0))), (F (NOT (OR (NOT p1) p0))), (F (NOT (OR (NOT p1) p2 p0))), (F (NOT p2)), (F (NOT (AND p1 p2))), (F (NOT (OR p2 p0))), (F (NOT (AND p1 p2 p0))), (F (NOT p1))]
Knowledge based reduction with 17 factoid took 567 ms. Reduced automaton from 7 states, 14 edges and 3 AP (stutter sensitive) to 7 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 282 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p0) p1), (AND p1 (NOT p0)), (AND p1 (NOT p2) (NOT p0)), p1, (AND p1 (NOT p2) p0)]
Stuttering acceptance computed with spot in 253 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p0) p1), (AND p1 (NOT p0)), (AND p1 (NOT p2) (NOT p0)), p1, (AND p1 (NOT p2) p0)]
Support contains 5 out of 1365 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1365/1365 places, 1626/1626 transitions.
Applied a total of 0 rules in 49 ms. Remains 1365 /1365 variables (removed 0) and now considering 1626/1626 (removed 0) transitions.
[2025-06-02 00:52:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:52:27] [INFO ] Implicit Places using invariants in 388 ms returned []
[2025-06-02 00:52:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:52:28] [INFO ] Implicit Places using invariants and state equation in 939 ms returned []
Implicit Place search using SMT with State Equation took 1329 ms to find 0 implicit places.
Running 1625 sub problems to find dead transitions.
[2025-06-02 00:52:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1364/2991 variables, and 0 constraints, problems are : Problem set: 0 solved, 1625 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1365 constraints, PredecessorRefiner: 1625/1625 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1625 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1364/2991 variables, and 0 constraints, problems are : Problem set: 0 solved, 1625 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1365 constraints, PredecessorRefiner: 0/1625 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60322ms problems are : Problem set: 0 solved, 1625 unsolved
Search for dead transitions found 0 dead transitions in 60325ms
Finished structural reductions in LTL mode , in 1 iterations and 61707 ms. Remains : 1365/1365 places, 1626/1626 transitions.
Computed a total of 65 stabilizing places and 65 stable transitions
Computed a total of 65 stabilizing places and 65 stable transitions
Knowledge obtained : [(AND p2 p0 p1), (X p2), (X (NOT (AND (NOT p2) (NOT p0)))), (X (AND p1 p2)), (X (NOT (AND p1 (NOT p2)))), (X p0), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (AND p1 p2))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND p1 p2 (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 137 ms. Reduced automaton from 7 states, 14 edges and 3 AP (stutter sensitive) to 7 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 321 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p0) p1), (AND p1 (NOT p0)), (AND p1 (NOT p2) (NOT p0)), p1, (AND p1 (NOT p2) p0)]
RANDOM walk for 40000 steps (27 resets) in 216 ms. (184 steps per ms) remains 2/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 2/2 properties
[2025-06-02 00:53:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 170/175 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/175 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1190/1365 variables, 61/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1365 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1626/2991 variables, 1365/1431 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2991 variables, 0/1431 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/2991 variables, 0/1431 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2991/2991 variables, and 1431 constraints, problems are : Problem set: 0 solved, 2 unsolved in 682 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 1365/1365 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 170/175 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/175 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1190/1365 variables, 61/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1365 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1626/2991 variables, 1365/1431 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2991 variables, 2/1433 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2991 variables, 0/1433 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/2991 variables, 0/1433 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2991/2991 variables, and 1433 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1111 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 1365/1365 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1807ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 1026 steps, including 1 resets, run visited all 2 properties in 7 ms. (steps per millisecond=146 )
Parikh walk visited 2 properties in 7 ms.
Knowledge obtained : [(AND p2 p0 p1), (X p2), (X (NOT (AND (NOT p2) (NOT p0)))), (X (AND p1 p2)), (X (NOT (AND p1 (NOT p2)))), (X p0), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (AND p1 p2))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND p1 p2 (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT (OR (NOT p1) p2))), (F (NOT (OR (NOT p1) p2 (NOT p0)))), (F (NOT p0)), (F (NOT (OR (NOT p1) (NOT p2) p0))), (F (NOT (OR (NOT p2) p0))), (F (NOT (OR (NOT p1) p0))), (F (NOT (OR (NOT p1) p2 p0))), (F (NOT p2)), (F (NOT (AND p1 p2))), (F (NOT (OR p2 p0))), (F (NOT (AND p1 p2 p0))), (F (NOT p1))]
Knowledge based reduction with 17 factoid took 609 ms. Reduced automaton from 7 states, 14 edges and 3 AP (stutter sensitive) to 7 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 313 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p0) p1), (AND p1 (NOT p0)), (AND p1 (NOT p2) (NOT p0)), p1, (AND p1 (NOT p2) p0)]
Stuttering acceptance computed with spot in 325 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p0) p1), (AND p1 (NOT p0)), (AND p1 (NOT p2) (NOT p0)), p1, (AND p1 (NOT p2) p0)]
Stuttering acceptance computed with spot in 273 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p0) p1), (AND p1 (NOT p0)), (AND p1 (NOT p2) (NOT p0)), p1, (AND p1 (NOT p2) p0)]
Product exploration explored 100000 steps with 25017 reset in 280 ms.
Product exploration explored 100000 steps with 24986 reset in 285 ms.
Applying partial POR strategy [false, false, false, true, true, true, true]
Stuttering acceptance computed with spot in 286 ms :[(NOT p2), (NOT p2), (AND p2 (NOT p0) p1), (AND p1 (NOT p0)), (AND p1 (NOT p2) (NOT p0)), p1, (AND p1 (NOT p2) p0)]
Support contains 5 out of 1365 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1365/1365 places, 1626/1626 transitions.
Graph (trivial) has 1271 edges and 1365 vertex of which 836 / 1365 are part of one of the 33 SCC in 3 ms
Free SCC test removed 803 places
Ensure Unique test removed 938 transitions
Reduce isomorphic transitions removed 938 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 562 transition count 688
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 11 place count 562 transition count 687
Performed 38 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 38 Pre rules applied. Total rules applied 11 place count 562 transition count 734
Deduced a syphon composed of 47 places in 1 ms
Iterating global reduction 2 with 38 rules applied. Total rules applied 49 place count 562 transition count 734
Discarding 29 places :
Symmetric choice reduction at 2 with 29 rule applications. Total rules 78 place count 533 transition count 672
Deduced a syphon composed of 43 places in 1 ms
Iterating global reduction 2 with 29 rules applied. Total rules applied 107 place count 533 transition count 672
Discarding 25 places :
Symmetric choice reduction at 2 with 25 rule applications. Total rules 132 place count 508 transition count 614
Deduced a syphon composed of 18 places in 1 ms
Iterating global reduction 2 with 25 rules applied. Total rules applied 157 place count 508 transition count 614
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 119 places in 0 ms
Iterating global reduction 2 with 101 rules applied. Total rules applied 258 place count 508 transition count 614
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 259 place count 508 transition count 613
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 263 place count 504 transition count 609
Deduced a syphon composed of 115 places in 0 ms
Iterating global reduction 3 with 4 rules applied. Total rules applied 267 place count 504 transition count 609
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -14
Deduced a syphon composed of 117 places in 0 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 269 place count 504 transition count 623
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 271 place count 504 transition count 621
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 273 place count 502 transition count 612
Deduced a syphon composed of 115 places in 1 ms
Iterating global reduction 4 with 2 rules applied. Total rules applied 275 place count 502 transition count 612
Deduced a syphon composed of 115 places in 0 ms
Applied a total of 275 rules in 124 ms. Remains 502 /1365 variables (removed 863) and now considering 612/1626 (removed 1014) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 00:53:34] [INFO ] Redundant transitions in 26 ms returned []
Running 611 sub problems to find dead transitions.
[2025-06-02 00:53:34] [INFO ] Flow matrix only has 580 transitions (discarded 32 similar events)
// Phase 1: matrix 580 rows 502 cols
[2025-06-02 00:53:34] [INFO ] Computed 66 invariants in 6 ms
[2025-06-02 00:53:34] [INFO ] State equation strengthened by 39 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/501 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 611 unsolved
At refinement iteration 1 (OVERLAPS) 1/502 variables, 66/66 constraints. Problems are: Problem set: 0 solved, 611 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:47] [INFO ] Deduced a trap composed of 2 places in 118 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:47] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Problem TDEAD16 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:47] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 2 ms to minimize.
Problem TDEAD17 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:47] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 2 ms to minimize.
Problem TDEAD18 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:48] [INFO ] Deduced a trap composed of 2 places in 28 ms of which 2 ms to minimize.
Problem TDEAD47 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:48] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 1 ms to minimize.
Problem TDEAD48 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:48] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 2 ms to minimize.
Problem TDEAD49 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:48] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 2 ms to minimize.
Problem TDEAD50 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:48] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 3 ms to minimize.
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD68 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:48] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 2 ms to minimize.
Problem TDEAD69 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:48] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 2 ms to minimize.
Problem TDEAD70 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:48] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 2 ms to minimize.
Problem TDEAD72 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:48] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Problem TDEAD99 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:48] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 2 ms to minimize.
Problem TDEAD100 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:48] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 2 ms to minimize.
Problem TDEAD101 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:48] [INFO ] Deduced a trap composed of 6 places in 27 ms of which 2 ms to minimize.
Problem TDEAD102 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:48] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 2 ms to minimize.
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:49] [INFO ] Deduced a trap composed of 2 places in 33 ms of which 2 ms to minimize.
Problem TDEAD145 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:49] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 1 ms to minimize.
Problem TDEAD146 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:49] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 2 ms to minimize.
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD48 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD145 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD196 is UNSAT
Problem TDEAD277 is UNSAT
Problem TDEAD301 is UNSAT
Problem TDEAD436 is UNSAT
Problem TDEAD458 is UNSAT
Problem TDEAD459 is UNSAT
Problem TDEAD489 is UNSAT
Problem TDEAD490 is UNSAT
Problem TDEAD491 is UNSAT
Problem TDEAD492 is UNSAT
Problem TDEAD493 is UNSAT
Problem TDEAD494 is UNSAT
Problem TDEAD495 is UNSAT
Problem TDEAD496 is UNSAT
Problem TDEAD497 is UNSAT
Problem TDEAD498 is UNSAT
Problem TDEAD499 is UNSAT
Problem TDEAD500 is UNSAT
Problem TDEAD501 is UNSAT
Problem TDEAD502 is UNSAT
Problem TDEAD503 is UNSAT
Problem TDEAD504 is UNSAT
Problem TDEAD505 is UNSAT
Problem TDEAD506 is UNSAT
Problem TDEAD507 is UNSAT
Problem TDEAD508 is UNSAT
Problem TDEAD509 is UNSAT
Problem TDEAD510 is UNSAT
Problem TDEAD511 is UNSAT
Problem TDEAD512 is UNSAT
Problem TDEAD513 is UNSAT
Problem TDEAD514 is UNSAT
Problem TDEAD515 is UNSAT
Problem TDEAD516 is UNSAT
Problem TDEAD517 is UNSAT
Problem TDEAD518 is UNSAT
Problem TDEAD519 is UNSAT
Problem TDEAD520 is UNSAT
Problem TDEAD521 is UNSAT
Problem TDEAD566 is UNSAT
Problem TDEAD570 is UNSAT
Problem TDEAD571 is UNSAT
Problem TDEAD572 is UNSAT
Problem TDEAD573 is UNSAT
Problem TDEAD574 is UNSAT
Problem TDEAD575 is UNSAT
Problem TDEAD576 is UNSAT
Problem TDEAD577 is UNSAT
Problem TDEAD578 is UNSAT
Problem TDEAD579 is UNSAT
Problem TDEAD580 is UNSAT
Problem TDEAD581 is UNSAT
Problem TDEAD582 is UNSAT
Problem TDEAD583 is UNSAT
Problem TDEAD584 is UNSAT
Problem TDEAD585 is UNSAT
Problem TDEAD591 is UNSAT
Problem TDEAD592 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/502 variables, 20/86 constraints. Problems are: Problem set: 85 solved, 526 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:50] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 1 ms to minimize.
Problem TDEAD148 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:50] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 2 ms to minimize.
Problem TDEAD149 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:50] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Problem TDEAD176 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:50] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 2 ms to minimize.
Problem TDEAD177 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:50] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 2 ms to minimize.
Problem TDEAD178 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:50] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 2 ms to minimize.
Problem TDEAD179 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:51] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 2 ms to minimize.
Problem TDEAD197 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:51] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 2 ms to minimize.
Problem TDEAD198 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:51] [INFO ] Deduced a trap composed of 2 places in 44 ms of which 2 ms to minimize.
Problem TDEAD225 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:51] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 2 ms to minimize.
Problem TDEAD226 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:51] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 3 ms to minimize.
Problem TDEAD227 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:51] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 2 ms to minimize.
Problem TDEAD228 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:51] [INFO ] Deduced a trap composed of 2 places in 38 ms of which 2 ms to minimize.
Problem TDEAD244 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:51] [INFO ] Deduced a trap composed of 5 places in 35 ms of which 2 ms to minimize.
Problem TDEAD245 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 00:53:51] [INFO ] Deduced a trap composed of 6 places in 35 ms of which 2 ms to minimize.
Problem TDEAD246 is UNSAT
Problem TDEAD247 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD327 is UNSAT
Problem TDEAD330 is UNSAT
Problem TDEAD341 is UNSAT
Problem TDEAD353 is UNSAT
Problem TDEAD361 is UNSAT
Problem TDEAD364 is UNSAT
Problem TDEAD366 is UNSAT
Problem TDEAD373 is UNSAT
Problem TDEAD374 is UNSAT
Problem TDEAD392 is UNSAT
Problem TDEAD405 is UNSAT
Problem TDEAD475 is UNSAT
Problem TDEAD476 is UNSAT
Problem TDEAD477 is UNSAT
Problem TDEAD478 is UNSAT
Problem TDEAD479 is UNSAT
Problem TDEAD480 is UNSAT
Problem TDEAD481 is UNSAT
Problem TDEAD482 is UNSAT
Problem TDEAD483 is UNSAT
Problem TDEAD484 is UNSAT
Problem TDEAD485 is UNSAT
Problem TDEAD486 is UNSAT
Problem TDEAD487 is UNSAT
Problem TDEAD488 is UNSAT
Problem TDEAD522 is UNSAT
Problem TDEAD524 is UNSAT
Problem TDEAD528 is UNSAT
Problem TDEAD530 is UNSAT
Problem TDEAD536 is UNSAT
Problem TDEAD541 is UNSAT
Problem TDEAD543 is UNSAT
Problem TDEAD549 is UNSAT
Problem TDEAD551 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/502 variables, 15/101 constraints. Problems are: Problem set: 136 solved, 475 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/502 variables, 0/101 constraints. Problems are: Problem set: 136 solved, 475 unsolved
At refinement iteration 5 (OVERLAPS) 579/1081 variables, 502/603 constraints. Problems are: Problem set: 136 solved, 475 unsolved
(s353 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 6 (INCLUDED_ONLY) 0/1081 variables, 38/641 constraints. Problems are: Problem set: 136 solved, 475 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1081/1082 variables, and 641 constraints, problems are : Problem set: 136 solved, 475 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 502/502 constraints, ReadFeed: 38/39 constraints, PredecessorRefiner: 611/611 constraints, Known Traps: 35/35 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 136 solved, 475 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 0/0 constraints. Problems are: Problem set: 136 solved, 475 unsolved
At refinement iteration 1 (OVERLAPS) 116/502 variables, 66/66 constraints. Problems are: Problem set: 136 solved, 475 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/502 variables, 35/101 constraints. Problems are: Problem set: 136 solved, 475 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/502 variables, 0/101 constraints. Problems are: Problem set: 136 solved, 475 unsolved
At refinement iteration 4 (OVERLAPS) 579/1081 variables, 502/603 constraints. Problems are: Problem set: 136 solved, 475 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1081 variables, 38/641 constraints. Problems are: Problem set: 136 solved, 475 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1081 variables, 475/1116 constraints. Problems are: Problem set: 136 solved, 475 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1081/1082 variables, and 1116 constraints, problems are : Problem set: 136 solved, 475 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 502/502 constraints, ReadFeed: 38/39 constraints, PredecessorRefiner: 475/611 constraints, Known Traps: 35/35 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60502ms problems are : Problem set: 136 solved, 475 unsolved
Search for dead transitions found 136 dead transitions in 60504ms
Found 136 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 136 transitions
Dead transitions reduction (with SMT) removed 136 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 502/1365 places, 476/1626 transitions.
Graph (complete) has 1178 edges and 502 vertex of which 387 are kept as prefixes of interest. Removing 115 places using SCC suffix rule.2 ms
Discarding 115 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 387 transition count 481
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 2 rules in 20 ms. Remains 387 /502 variables (removed 115) and now considering 481/476 (removed -5) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 387/1365 places, 481/1626 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 60684 ms. Remains : 387/1365 places, 481/1626 transitions.
Built C files in :
/tmp/ltsmin2820670814447401729
[2025-06-02 00:54:34] [INFO ] Built C files in 26ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2820670814447401729
Running compilation step : cd /tmp/ltsmin2820670814447401729;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2804 ms.
Running link step : cd /tmp/ltsmin2820670814447401729;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin2820670814447401729;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased17104840285289885081.hoa' '--buchi-type=spotba'
LTSmin run took 1275 ms.
FORMULA NoC3x3-PT-4B-LTLCardinality-06 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property NoC3x3-PT-4B-LTLCardinality-06 finished in 197655 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&&X(X(p1))&&(G(F(!p1))||p2))))'
Support contains 5 out of 1387 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1387/1387 places, 1651/1651 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 1374 transition count 1638
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 1374 transition count 1638
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 28 place count 1374 transition count 1636
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 34 place count 1368 transition count 1630
Iterating global reduction 1 with 6 rules applied. Total rules applied 40 place count 1368 transition count 1630
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 42 place count 1368 transition count 1628
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 43 place count 1367 transition count 1627
Iterating global reduction 2 with 1 rules applied. Total rules applied 44 place count 1367 transition count 1627
Applied a total of 44 rules in 213 ms. Remains 1367 /1387 variables (removed 20) and now considering 1627/1651 (removed 24) transitions.
// Phase 1: matrix 1627 rows 1367 cols
[2025-06-02 00:54:39] [INFO ] Computed 66 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:54:39] [INFO ] Implicit Places using invariants in 425 ms returned []
[2025-06-02 00:54:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 00:54:40] [INFO ] Implicit Places using invariants and state equation in 910 ms returned []
Implicit Place search using SMT with State Equation took 1339 ms to find 0 implicit places.
Running 1626 sub problems to find dead transitions.
[2025-06-02 00:54:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s1014 1.0)
(s1015 1.0)
(s1016 1.0)
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(s1023 1.0)
(s1024 1.0)
(s1025 1.0)
(s1026 1.0)
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(s1029 1.0)
(s1030 1.0)
(s1031 1.0)
(s1032 1.0)timeout
(s1033 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1366/2994 variables, and 0 constraints, problems are : Problem set: 0 solved, 1626 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1367 constraints, PredecessorRefiner: 1626/1626 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1626 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1366/2994 variables, and 0 constraints, problems are : Problem set: 0 solved, 1626 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/1367 constraints, PredecessorRefiner: 0/1626 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60329ms problems are : Problem set: 0 solved, 1626 unsolved
Search for dead transitions found 0 dead transitions in 60331ms
Starting structural reductions in LTL mode, iteration 1 : 1367/1387 places, 1627/1651 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61887 ms. Remains : 1367/1387 places, 1627/1651 transitions.
Stuttering acceptance computed with spot in 671 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p1), (AND p1 (NOT p0)), (AND p1 (NOT p2)), (AND p1 (NOT p0)), (AND p1 (NOT p2)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), false, false, false, false, false]
Running random walk in product with property : NoC3x3-PT-4B-LTLCardinality-11
Product exploration explored 100000 steps with 33333 reset in 269 ms.
Product exploration explored 100000 steps with 33333 reset in 321 ms.
Computed a total of 65 stabilizing places and 65 stable transitions
Computed a total of 65 stabilizing places and 65 stable transitions
Knowledge obtained : [(AND p1 p0 p2), (X p2), (X (AND p1 p2)), (X p1), (X (NOT (AND p1 p2 (NOT p0)))), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p2) (NOT p0))))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (OR (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2)))), (X p0), (X (X p2)), (X (X (AND p1 p2))), (X (X p1)), (X (X (NOT (AND p1 p2 (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p2) (NOT p0)))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 23 factoid took 120 ms. Reduced automaton from 16 states, 35 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NoC3x3-PT-4B-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NoC3x3-PT-4B-LTLCardinality-11 finished in 63322 ms.
All properties solved by simple procedures.
Total runtime 616255 ms.
BK_STOP 1748825742275
--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="NoC3x3-PT-4B"
export BK_EXAMINATION="LTLCardinality"
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 NoC3x3-PT-4B, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r142-tall-174876812100211"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-4B.tgz
mv NoC3x3-PT-4B execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;