Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r472-tajo-171620399000203.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is BridgeAndVehicles-PT-V20P20N10, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r472-tajo-171620399000203
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 15K Apr 13 01:39 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K Apr 13 01:39 CTLCardinality.xml
-rw-r--r-- 1 mcc users 52K Apr 13 01:37 CTLFireability.txt
-rw-r--r-- 1 mcc users 220K Apr 13 01:37 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 6.4K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 35K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 26K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 86K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 25K Apr 13 01:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 181K Apr 13 01:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 156K Apr 13 01:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 648K Apr 13 01:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.1K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 10 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 434K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-00
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-01
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-02
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-03
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-04
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-05
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-06
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-07
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-08
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-09
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-10
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-11
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-12
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-13
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-14
FORMULA_NAME BridgeAndVehicles-PT-V20P20N10-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1717220072036

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V20P20N10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 05:34:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-06-01 05:34:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 05:34:34] [INFO ] Load time of PNML (sax parser for PT used): 115 ms
[2024-06-01 05:34:34] [INFO ] Transformed 68 places.
[2024-06-01 05:34:34] [INFO ] Transformed 548 transitions.
[2024-06-01 05:34:34] [INFO ] Parsed PT model containing 68 places and 548 transitions and 4070 arcs in 256 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 548/548 transitions.
Applied a total of 0 rules in 28 ms. Remains 68 /68 variables (removed 0) and now considering 548/548 (removed 0) transitions.
Running 545 sub problems to find dead transitions.
[2024-06-01 05:34:34] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 68 cols
[2024-06-01 05:34:34] [INFO ] Computed 7 invariants in 9 ms
[2024-06-01 05:34:34] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 545 unsolved
[2024-06-01 05:34:37] [INFO ] Deduced a trap composed of 5 places in 160 ms of which 16 ms to minimize.
[2024-06-01 05:34:38] [INFO ] Deduced a trap composed of 15 places in 89 ms of which 9 ms to minimize.
Problem TDEAD308 is UNSAT
Problem TDEAD309 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD311 is UNSAT
Problem TDEAD312 is UNSAT
Problem TDEAD313 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD315 is UNSAT
Problem TDEAD316 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD318 is UNSAT
Problem TDEAD319 is UNSAT
Problem TDEAD320 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD322 is UNSAT
Problem TDEAD323 is UNSAT
Problem TDEAD324 is UNSAT
Problem TDEAD325 is UNSAT
Problem TDEAD326 is UNSAT
Problem TDEAD327 is UNSAT
[2024-06-01 05:34:39] [INFO ] Deduced a trap composed of 14 places in 241 ms of which 2 ms to minimize.
Problem TDEAD88 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD143 is UNSAT
Problem TDEAD154 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD176 is UNSAT
Problem TDEAD187 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD220 is UNSAT
Problem TDEAD231 is UNSAT
Problem TDEAD242 is UNSAT
Problem TDEAD253 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD275 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD297 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/8 constraints. Problems are: Problem set: 40 solved, 505 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 40 solved, 505 unsolved
At refinement iteration 3 (OVERLAPS) 2/68 variables, 2/10 constraints. Problems are: Problem set: 40 solved, 505 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/10 constraints. Problems are: Problem set: 40 solved, 505 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD65 is UNSAT
At refinement iteration 5 (OVERLAPS) 130/198 variables, 68/78 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/198 variables, 22/100 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 0/100 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/198 variables, 0/100 constraints. Problems are: Problem set: 42 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 198/198 variables, and 100 constraints, problems are : Problem set: 42 solved, 503 unsolved in 12394 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 68/68 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 545/545 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 42 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 5/5 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/8 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/68 variables, 2/10 constraints. Problems are: Problem set: 42 solved, 503 unsolved
[2024-06-01 05:34:50] [INFO ] Deduced a trap composed of 6 places in 87 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 1/11 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 0/11 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 6 (OVERLAPS) 130/198 variables, 68/79 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 22/101 constraints. Problems are: Problem set: 42 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 503/604 constraints. Problems are: Problem set: 42 solved, 503 unsolved
[2024-06-01 05:34:59] [INFO ] Deduced a trap composed of 6 places in 92 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/198 variables, 1/605 constraints. Problems are: Problem set: 42 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 198/198 variables, and 605 constraints, problems are : Problem set: 42 solved, 503 unsolved in 20040 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 68/68 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 503/545 constraints, Known Traps: 5/5 constraints]
After SMT, in 33854ms problems are : Problem set: 42 solved, 503 unsolved
Search for dead transitions found 42 dead transitions in 33915ms
Found 42 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 42 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 42 transitions.
[2024-06-01 05:35:08] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 68 cols
[2024-06-01 05:35:08] [INFO ] Computed 9 invariants in 18 ms
[2024-06-01 05:35:08] [INFO ] Implicit Places using invariants in 110 ms returned []
[2024-06-01 05:35:08] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:35:08] [INFO ] Invariant cache hit.
[2024-06-01 05:35:08] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:35:08] [INFO ] Implicit Places using invariants and state equation in 165 ms returned []
Implicit Place search using SMT with State Equation took 281 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 68/68 places, 506/548 transitions.
Applied a total of 0 rules in 7 ms. Remains 68 /68 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 34294 ms. Remains : 68/68 places, 506/548 transitions.
Support contains 18 out of 68 places after structural reductions.
[2024-06-01 05:35:08] [INFO ] Flatten gal took : 70 ms
[2024-06-01 05:35:08] [INFO ] Flatten gal took : 35 ms
[2024-06-01 05:35:08] [INFO ] Input system was already deterministic with 506 transitions.
RANDOM walk for 40000 steps (224 resets) in 1846 ms. (21 steps per ms) remains 3/27 properties
BEST_FIRST walk for 40003 steps (80 resets) in 338 ms. (118 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40003 steps (100 resets) in 218 ms. (182 steps per ms) remains 2/2 properties
[2024-06-01 05:35:09] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:35:09] [INFO ] Invariant cache hit.
[2024-06-01 05:35:09] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp24 is UNSAT
At refinement iteration 1 (OVERLAPS) 7/9 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/15 variables, 2/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 42/57 variables, 4/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 126/183 variables, 57/65 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/183 variables, 20/85 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/183 variables, 0/85 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 11/194 variables, 11/96 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/194 variables, 1/97 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/194 variables, 0/97 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/194 variables, 0/97 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 97 constraints, problems are : Problem set: 1 solved, 1 unsolved in 156 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 42/51 variables, 4/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/51 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 82/133 variables, 51/58 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/133 variables, 0/58 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 48/181 variables, 4/62 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/181 variables, 20/82 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/181 variables, 1/83 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/83 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 2/183 variables, 1/84 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/183 variables, 2/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/183 variables, 0/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 11/194 variables, 11/97 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/194 variables, 1/98 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/194 variables, 0/98 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/194 variables, 0/98 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 194/194 variables, and 98 constraints, problems are : Problem set: 1 solved, 1 unsolved in 168 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 339ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 44 ms.
Support contains 1 out of 68 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 506/506 transitions.
Graph (complete) has 554 edges and 68 vertex of which 66 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 65 transition count 505
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 65 transition count 505
Applied a total of 3 rules in 72 ms. Remains 65 /68 variables (removed 3) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:35:10] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-06-01 05:35:10] [INFO ] Computed 7 invariants in 3 ms
[2024-06-01 05:35:10] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:35:12] [INFO ] Deduced a trap composed of 5 places in 120 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 9244 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:35:26] [INFO ] Deduced a trap composed of 15 places in 69 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 30389ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 30397ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30476 ms. Remains : 65/68 places, 505/506 transitions.
RANDOM walk for 40000 steps (224 resets) in 187 ms. (212 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (79 resets) in 164 ms. (242 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1052803 steps, run timeout after 3001 ms. (steps per millisecond=350 ) properties seen :0 out of 1
Probabilistic random walk after 1052803 steps, saw 252640 distinct states, run finished after 3021 ms. (steps per millisecond=348 ) properties seen :0
[2024-06-01 05:35:43] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:35:43] [INFO ] Invariant cache hit.
[2024-06-01 05:35:43] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 41/43 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 132/175 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/175 variables, 3/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/175 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/175 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/175 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/177 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/177 variables, 2/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/177 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/190 variables, 13/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/190 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/190 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/190 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 92 constraints, problems are : Problem set: 0 solved, 1 unsolved in 120 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 41/43 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 132/175 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/175 variables, 3/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/175 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/175 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/175 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/175 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 2/177 variables, 1/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/177 variables, 2/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/177 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 13/190 variables, 13/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/190 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 1 unsolved in 247 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 397ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 505/505 transitions.
Applied a total of 0 rules in 35 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 65/65 places, 505/505 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 505/505 transitions.
Applied a total of 0 rules in 57 ms. Remains 65 /65 variables (removed 0) and now considering 505/505 (removed 0) transitions.
[2024-06-01 05:35:44] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:35:44] [INFO ] Invariant cache hit.
[2024-06-01 05:35:44] [INFO ] Implicit Places using invariants in 292 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 294 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 63/65 places, 505/505 transitions.
Applied a total of 0 rules in 27 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 380 ms. Remains : 63/65 places, 505/505 transitions.
RANDOM walk for 40001 steps (224 resets) in 236 ms. (168 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40008 steps (80 resets) in 141 ms. (281 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1193508 steps, run timeout after 3001 ms. (steps per millisecond=397 ) properties seen :0 out of 1
Probabilistic random walk after 1193508 steps, saw 285029 distinct states, run finished after 3001 ms. (steps per millisecond=397 ) properties seen :0
[2024-06-01 05:35:47] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 63 cols
[2024-06-01 05:35:47] [INFO ] Computed 5 invariants in 3 ms
[2024-06-01 05:35:47] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 41/43 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 130/173 variables, 46/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/173 variables, 2/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/173 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/173 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 2/175 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/175 variables, 2/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/175 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 13/188 variables, 13/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/188 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/188 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/188 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 120 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 41/43 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 130/173 variables, 46/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/173 variables, 2/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/173 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/173 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/173 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 2/175 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/175 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/175 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/188 variables, 13/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/188 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 89 constraints, problems are : Problem set: 0 solved, 1 unsolved in 153 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 287ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 505/505 transitions.
Applied a total of 0 rules in 19 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 63/63 places, 505/505 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 505/505 transitions.
Applied a total of 0 rules in 19 ms. Remains 63 /63 variables (removed 0) and now considering 505/505 (removed 0) transitions.
[2024-06-01 05:35:48] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:35:48] [INFO ] Invariant cache hit.
[2024-06-01 05:35:48] [INFO ] Implicit Places using invariants in 139 ms returned []
[2024-06-01 05:35:48] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:35:48] [INFO ] Invariant cache hit.
[2024-06-01 05:35:48] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:35:48] [INFO ] Implicit Places using invariants and state equation in 210 ms returned []
Implicit Place search using SMT with State Equation took 360 ms to find 0 implicit places.
[2024-06-01 05:35:48] [INFO ] Redundant transitions in 34 ms returned []
Running 502 sub problems to find dead transitions.
[2024-06-01 05:35:48] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:35:48] [INFO ] Invariant cache hit.
[2024-06-01 05:35:48] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:35:50] [INFO ] Deduced a trap composed of 5 places in 85 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (OVERLAPS) 0/188 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 188/188 variables, and 89 constraints, problems are : Problem set: 0 solved, 502 unsolved in 10260 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (OVERLAPS) 125/188 variables, 63/69 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 20/89 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 502/591 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:36:06] [INFO ] Deduced a trap composed of 15 places in 76 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 1/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 0/188 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Int declared 188/188 variables, and 592 constraints, problems are : Problem set: 0 solved, 502 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 63/63 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 41337ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 41347ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41776 ms. Remains : 63/63 places, 505/505 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 380 transitions
Reduce isomorphic transitions removed 380 transitions.
Iterating post reduction 0 with 380 rules applied. Total rules applied 380 place count 63 transition count 125
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 384 place count 61 transition count 123
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 386 place count 61 transition count 121
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 388 place count 59 transition count 121
Applied a total of 388 rules in 29 ms. Remains 59 /63 variables (removed 4) and now considering 121/505 (removed 384) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 121 rows 59 cols
[2024-06-01 05:36:29] [INFO ] Computed 5 invariants in 3 ms
[2024-06-01 05:36:29] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-06-01 05:36:30] [INFO ] After 125ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-06-01 05:36:30] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-06-01 05:36:30] [INFO ] After 33ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-06-01 05:36:30] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-06-01 05:36:30] [INFO ] After 11ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-06-01 05:36:30] [INFO ] After 21ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-06-01 05:36:30] [INFO ] After 84ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 260 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
Computed a total of 51 stabilizing places and 82 stable transitions
Graph (complete) has 1139 edges and 68 vertex of which 66 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.9 ms
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((F(p0)||(p1 U (p2||G(p1)))))))'
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Applied a total of 0 rules in 3 ms. Remains 68 /68 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:36:30] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 68 cols
[2024-06-01 05:36:30] [INFO ] Computed 9 invariants in 4 ms
[2024-06-01 05:36:30] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:36:32] [INFO ] Deduced a trap composed of 5 places in 62 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 2/68 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:36:36] [INFO ] Deduced a trap composed of 6 places in 78 ms of which 1 ms to minimize.
[2024-06-01 05:36:36] [INFO ] Deduced a trap composed of 7 places in 75 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/194 variables, 68/80 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 20/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:36:40] [INFO ] Deduced a trap composed of 15 places in 75 ms of which 1 ms to minimize.
[2024-06-01 05:36:40] [INFO ] Deduced a trap composed of 14 places in 67 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/194 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 102 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14276 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 2/68 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 2/14 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/194 variables, 68/82 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 503/605 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 194/194 variables, and 605 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20015 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
After SMT, in 35151ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35157ms
[2024-06-01 05:37:05] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:37:05] [INFO ] Invariant cache hit.
[2024-06-01 05:37:06] [INFO ] Implicit Places using invariants in 134 ms returned [22, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 135 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 66/68 places, 506/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35300 ms. Remains : 66/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 269 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-01
Product exploration explored 100000 steps with 1696 reset in 387 ms.
Product exploration explored 100000 steps with 1697 reset in 266 ms.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1053 edges and 66 vertex of which 64 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.7 ms
Computed a total of 49 stabilizing places and 82 stable transitions
Detected a total of 49/66 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 507 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
RANDOM walk for 225 steps (0 resets) in 7 ms. (28 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F (NOT p1)), (F p2), (F p0), (F (NOT (OR p0 p2 p1)))]
Knowledge based reduction with 9 factoid took 713 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 64 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Support contains 6 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 55 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:37:08] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-06-01 05:37:08] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:37:08] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:37:10] [INFO ] Deduced a trap composed of 5 places in 86 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:37:14] [INFO ] Deduced a trap composed of 6 places in 62 ms of which 1 ms to minimize.
[2024-06-01 05:37:14] [INFO ] Deduced a trap composed of 7 places in 103 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:37:15] [INFO ] Deduced a trap composed of 6 places in 60 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:37:24] [INFO ] Deduced a trap composed of 14 places in 73 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:37:31] [INFO ] Deduced a trap composed of 5 places in 75 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 6/6 constraints]
After SMT, in 41087ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 41100ms
[2024-06-01 05:37:49] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:37:49] [INFO ] Invariant cache hit.
[2024-06-01 05:37:49] [INFO ] Implicit Places using invariants in 146 ms returned []
[2024-06-01 05:37:49] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:37:49] [INFO ] Invariant cache hit.
[2024-06-01 05:37:49] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:37:49] [INFO ] Implicit Places using invariants and state equation in 196 ms returned []
Implicit Place search using SMT with State Equation took 356 ms to find 0 implicit places.
[2024-06-01 05:37:50] [INFO ] Redundant transitions in 3 ms returned []
Running 503 sub problems to find dead transitions.
[2024-06-01 05:37:50] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:37:50] [INFO ] Invariant cache hit.
[2024-06-01 05:37:50] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:37:51] [INFO ] Deduced a trap composed of 5 places in 86 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:37:55] [INFO ] Deduced a trap composed of 6 places in 85 ms of which 1 ms to minimize.
[2024-06-01 05:37:55] [INFO ] Deduced a trap composed of 7 places in 96 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:37:56] [INFO ] Deduced a trap composed of 6 places in 88 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:38:00] [INFO ] Deduced a trap composed of 14 places in 63 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 15214 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:38:07] [INFO ] Deduced a trap composed of 5 places in 81 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 22748 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 6/6 constraints]
After SMT, in 38828ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 38833ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 80356 ms. Remains : 66/66 places, 506/506 transitions.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1053 edges and 66 vertex of which 64 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.4 ms
Computed a total of 49 stabilizing places and 82 stable transitions
Detected a total of 49/66 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 3 factoid took 208 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
RANDOM walk for 216 steps (0 resets) in 7 ms. (27 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F (NOT p1)), (F p2), (F p0), (F (NOT (OR p2 p1 p0)))]
Knowledge based reduction with 3 factoid took 404 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 56 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 1692 reset in 212 ms.
Product exploration explored 100000 steps with 1691 reset in 202 ms.
Support contains 6 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 16 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:38:30] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:38:30] [INFO ] Invariant cache hit.
[2024-06-01 05:38:30] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:38:32] [INFO ] Deduced a trap composed of 5 places in 72 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:38:35] [INFO ] Deduced a trap composed of 6 places in 62 ms of which 0 ms to minimize.
[2024-06-01 05:38:35] [INFO ] Deduced a trap composed of 7 places in 66 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:38:37] [INFO ] Deduced a trap composed of 6 places in 59 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:38:41] [INFO ] Deduced a trap composed of 14 places in 43 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 15116 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:38:48] [INFO ] Deduced a trap composed of 5 places in 90 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20010 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 6/6 constraints]
After SMT, in 36047ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 36052ms
[2024-06-01 05:39:06] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:39:06] [INFO ] Invariant cache hit.
[2024-06-01 05:39:06] [INFO ] Implicit Places using invariants in 310 ms returned []
[2024-06-01 05:39:06] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:39:06] [INFO ] Invariant cache hit.
[2024-06-01 05:39:06] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:39:06] [INFO ] Implicit Places using invariants and state equation in 171 ms returned []
Implicit Place search using SMT with State Equation took 505 ms to find 0 implicit places.
[2024-06-01 05:39:06] [INFO ] Redundant transitions in 7 ms returned []
Running 503 sub problems to find dead transitions.
[2024-06-01 05:39:06] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:39:06] [INFO ] Invariant cache hit.
[2024-06-01 05:39:06] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:39:08] [INFO ] Deduced a trap composed of 5 places in 90 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:39:12] [INFO ] Deduced a trap composed of 6 places in 66 ms of which 1 ms to minimize.
[2024-06-01 05:39:12] [INFO ] Deduced a trap composed of 7 places in 76 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:39:13] [INFO ] Deduced a trap composed of 6 places in 51 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:39:17] [INFO ] Deduced a trap composed of 14 places in 42 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14252 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:39:24] [INFO ] Deduced a trap composed of 5 places in 79 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 24595 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 6/6 constraints]
After SMT, in 39699ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 39711ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 76304 ms. Remains : 66/66 places, 506/506 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-01 finished in 196001 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p0 U (!p1 U p2))&&G(p3))))'
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Graph (complete) has 1139 edges and 68 vertex of which 67 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 19 ms. Remains 67 /68 variables (removed 1) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:39:46] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 67 cols
[2024-06-01 05:39:46] [INFO ] Computed 8 invariants in 2 ms
[2024-06-01 05:39:46] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:39:48] [INFO ] Deduced a trap composed of 5 places in 62 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 1/67 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:39:51] [INFO ] Deduced a trap composed of 6 places in 75 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/67 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 126/193 variables, 67/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/193 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 503 unsolved in 11357 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 67/67 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 1/67 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/67 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 126/193 variables, 67/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/193 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/193 variables, 503/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/193 variables, 0/600 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:40:12] [INFO ] Deduced a trap composed of 5 places in 82 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/193 variables, 1/601 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 193/193 variables, and 601 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 67/67 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 constraints]
After SMT, in 32200ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 32206ms
[2024-06-01 05:40:18] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:40:18] [INFO ] Invariant cache hit.
[2024-06-01 05:40:19] [INFO ] Implicit Places using invariants in 103 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 105 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 66/68 places, 506/506 transitions.
Applied a total of 0 rules in 19 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 32352 ms. Remains : 66/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 392 ms :[(OR (NOT p2) (NOT p3)), (NOT p2), (NOT p3), (NOT p2), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-02
Stuttering criterion allowed to conclude after 169 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-02 finished in 32772 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 4 out of 68 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Graph (complete) has 1139 edges and 68 vertex of which 67 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 66 transition count 505
Applied a total of 3 rules in 31 ms. Remains 66 /68 variables (removed 2) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:40:19] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 66 cols
[2024-06-01 05:40:19] [INFO ] Computed 8 invariants in 2 ms
[2024-06-01 05:40:19] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:40:21] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 1/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:40:24] [INFO ] Deduced a trap composed of 6 places in 59 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 125/191 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/191 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/191 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 11 (OVERLAPS) 0/191 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 96 constraints, problems are : Problem set: 0 solved, 502 unsolved in 11781 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 1/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (OVERLAPS) 125/191 variables, 66/76 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/191 variables, 20/96 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/191 variables, 502/598 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:40:42] [INFO ] Deduced a trap composed of 15 places in 82 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/191 variables, 1/599 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:40:45] [INFO ] Deduced a trap composed of 14 places in 69 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/191 variables, 1/600 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 191/191 variables, and 600 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20012 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 4/4 constraints]
After SMT, in 32513ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 32517ms
[2024-06-01 05:40:52] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:40:52] [INFO ] Invariant cache hit.
[2024-06-01 05:40:52] [INFO ] Implicit Places using invariants in 127 ms returned [22, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 142 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 64/68 places, 505/506 transitions.
Applied a total of 0 rules in 16 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 32709 ms. Remains : 64/68 places, 505/506 transitions.
Stuttering acceptance computed with spot in 84 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-03
Stuttering criterion allowed to conclude after 152 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-03 finished in 32810 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(((p1||X(p2))&&p0))))'
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 67 transition count 506
Applied a total of 1 rules in 3 ms. Remains 67 /68 variables (removed 1) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:40:52] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 67 cols
[2024-06-01 05:40:52] [INFO ] Computed 8 invariants in 1 ms
[2024-06-01 05:40:52] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:40:54] [INFO ] Deduced a trap composed of 5 places in 75 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 1/67 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:40:58] [INFO ] Deduced a trap composed of 6 places in 80 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/193 variables, 67/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/193 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:41:02] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/193 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/193 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/193 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14863 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 67/67 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 1/67 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/193 variables, 67/78 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/193 variables, 20/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/193 variables, 503/601 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:41:16] [INFO ] Deduced a trap composed of 14 places in 84 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/193 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/193 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 193/193 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 67/67 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 4/4 constraints]
After SMT, in 36017ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 36022ms
[2024-06-01 05:41:28] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:41:28] [INFO ] Invariant cache hit.
[2024-06-01 05:41:28] [INFO ] Implicit Places using invariants in 119 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 121 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 66/68 places, 506/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 36152 ms. Remains : 66/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 76 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-05
Stuttering criterion allowed to conclude after 170 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-05 finished in 36243 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X((G(p0) U p1))||(p2 U p3)))))'
Support contains 5 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 506
Applied a total of 2 rules in 2 ms. Remains 66 /68 variables (removed 2) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:41:28] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-06-01 05:41:28] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:41:28] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:41:30] [INFO ] Deduced a trap composed of 5 places in 86 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 8822 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:41:43] [INFO ] Deduced a trap composed of 15 places in 97 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 1/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 192/192 variables, and 598 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 29552ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29556ms
[2024-06-01 05:41:58] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:41:58] [INFO ] Invariant cache hit.
[2024-06-01 05:41:58] [INFO ] Implicit Places using invariants in 142 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 148 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/68 places, 506/506 transitions.
Applied a total of 0 rules in 6 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29716 ms. Remains : 64/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 347 ms :[(AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (NOT p1), (AND (NOT p1) (NOT p3)), true, (NOT p0), (NOT p3), (AND (NOT p0) (NOT p3))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 84 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-06 finished in 30099 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X((G(p1)||(p1&&F(p2)))))))'
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 506
Applied a total of 2 rules in 3 ms. Remains 66 /68 variables (removed 2) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:41:58] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:41:58] [INFO ] Invariant cache hit.
[2024-06-01 05:41:58] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:42:00] [INFO ] Deduced a trap composed of 5 places in 70 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 8471 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (OVERLAPS) 0/192 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 597 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20010 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
After SMT, in 29467ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29474ms
[2024-06-01 05:42:28] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:42:28] [INFO ] Invariant cache hit.
[2024-06-01 05:42:28] [INFO ] Implicit Places using invariants in 142 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 144 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/68 places, 506/506 transitions.
Applied a total of 0 rules in 1 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29625 ms. Remains : 64/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 195 ms :[true, (NOT p2), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-07
Product exploration explored 100000 steps with 50000 reset in 349 ms.
Product exploration explored 100000 steps with 50000 reset in 298 ms.
Computed a total of 47 stabilizing places and 82 stable transitions
Computed a total of 47 stabilizing places and 82 stable transitions
Detected a total of 47/64 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p2 p0 p1), (X p0), (X (X p2)), (X (X (NOT (AND p1 (NOT p2))))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 25 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-07 finished in 30524 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X((p1||G(p2)))))'
Support contains 5 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 67 transition count 506
Applied a total of 1 rules in 6 ms. Remains 67 /68 variables (removed 1) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:42:29] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 67 cols
[2024-06-01 05:42:29] [INFO ] Computed 8 invariants in 2 ms
[2024-06-01 05:42:29] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:42:31] [INFO ] Deduced a trap composed of 5 places in 87 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 1/67 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:42:34] [INFO ] Deduced a trap composed of 6 places in 65 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/193 variables, 67/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/193 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:42:38] [INFO ] Deduced a trap composed of 15 places in 59 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/193 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/193 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/193 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 13832 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 67/67 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 1/67 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/67 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/67 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/193 variables, 67/78 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/193 variables, 20/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/193 variables, 503/601 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:42:51] [INFO ] Deduced a trap composed of 14 places in 55 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/193 variables, 1/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/193 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 193/193 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 67/67 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 4/4 constraints]
After SMT, in 34633ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 34642ms
[2024-06-01 05:43:03] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:43:03] [INFO ] Invariant cache hit.
[2024-06-01 05:43:03] [INFO ] Implicit Places using invariants in 95 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 109 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 66/68 places, 506/506 transitions.
Applied a total of 0 rules in 1 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34761 ms. Remains : 66/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 225 ms :[(NOT p0), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-08
Product exploration explored 100000 steps with 50000 reset in 243 ms.
Product exploration explored 100000 steps with 50000 reset in 255 ms.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1095 edges and 66 vertex of which 65 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 49 stabilizing places and 82 stable transitions
Detected a total of 49/66 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1 p2), (X p2), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) p2))), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 14 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-08 finished in 35527 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 506
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 65 transition count 505
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 65 transition count 505
Applied a total of 4 rules in 39 ms. Remains 65 /68 variables (removed 3) and now considering 505/506 (removed 1) transitions.
Running 502 sub problems to find dead transitions.
[2024-06-01 05:43:04] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
// Phase 1: matrix 125 rows 65 cols
[2024-06-01 05:43:04] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:43:04] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:43:06] [INFO ] Deduced a trap composed of 5 places in 73 ms of which 22 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 7 (OVERLAPS) 0/190 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
No progress, stopping.
After SMT solving in domain Real declared 190/190 variables, and 93 constraints, problems are : Problem set: 0 solved, 502 unsolved in 8520 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 502 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 4 (OVERLAPS) 125/190 variables, 65/73 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/190 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 502/595 constraints. Problems are: Problem set: 0 solved, 502 unsolved
[2024-06-01 05:43:19] [INFO ] Deduced a trap composed of 15 places in 60 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 0/596 constraints. Problems are: Problem set: 0 solved, 502 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 190/190 variables, and 596 constraints, problems are : Problem set: 0 solved, 502 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 65/65 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 502/502 constraints, Known Traps: 2/2 constraints]
After SMT, in 29379ms problems are : Problem set: 0 solved, 502 unsolved
Search for dead transitions found 0 dead transitions in 29396ms
[2024-06-01 05:43:34] [INFO ] Flow matrix only has 125 transitions (discarded 380 similar events)
[2024-06-01 05:43:34] [INFO ] Invariant cache hit.
[2024-06-01 05:43:34] [INFO ] Implicit Places using invariants in 99 ms returned [48]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 113 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/68 places, 505/506 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 505/505 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29554 ms. Remains : 64/68 places, 505/506 transitions.
Stuttering acceptance computed with spot in 62 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-10 finished in 29628 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&X(F(p1)))))'
Support contains 2 out of 68 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 66 transition count 506
Applied a total of 2 rules in 4 ms. Remains 66 /68 variables (removed 2) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:43:34] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-06-01 05:43:34] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:43:34] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:43:36] [INFO ] Deduced a trap composed of 5 places in 71 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 94 constraints, problems are : Problem set: 0 solved, 503 unsolved in 8094 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 126/192 variables, 66/74 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 20/94 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 503/597 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:43:48] [INFO ] Deduced a trap composed of 15 places in 68 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/192 variables, 1/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 0/598 constraints. Problems are: Problem set: 0 solved, 503 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 192/192 variables, and 598 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 2/2 constraints]
After SMT, in 29026ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 29032ms
[2024-06-01 05:44:03] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:44:03] [INFO ] Invariant cache hit.
[2024-06-01 05:44:03] [INFO ] Implicit Places using invariants in 108 ms returned [22, 48]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 109 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 64/68 places, 506/506 transitions.
Applied a total of 0 rules in 3 ms. Remains 64 /64 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29150 ms. Remains : 64/68 places, 506/506 transitions.
Stuttering acceptance computed with spot in 158 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 39 steps with 1 reset in 1 ms.
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-15 finished in 29328 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((F(p0)||(p1 U (p2||G(p1)))))))'
Found a Lengthening insensitive property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-01
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Support contains 6 out of 68 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 68/68 places, 506/506 transitions.
Applied a total of 0 rules in 10 ms. Remains 68 /68 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:44:03] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 68 cols
[2024-06-01 05:44:03] [INFO ] Computed 9 invariants in 5 ms
[2024-06-01 05:44:03] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:44:06] [INFO ] Deduced a trap composed of 5 places in 59 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 2/68 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:44:09] [INFO ] Deduced a trap composed of 6 places in 61 ms of which 1 ms to minimize.
[2024-06-01 05:44:09] [INFO ] Deduced a trap composed of 7 places in 63 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/194 variables, 68/80 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 20/100 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:44:13] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 1 ms to minimize.
[2024-06-01 05:44:13] [INFO ] Deduced a trap composed of 14 places in 40 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/194 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 102 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14767 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/66 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/66 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/66 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (OVERLAPS) 2/68 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 2/14 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/194 variables, 68/82 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/194 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/194 variables, 503/605 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/194 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/194 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 194/194 variables, and 605 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 68/68 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
After SMT, in 35810ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35817ms
[2024-06-01 05:44:39] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:44:39] [INFO ] Invariant cache hit.
[2024-06-01 05:44:39] [INFO ] Implicit Places using invariants in 121 ms returned [22, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 136 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 66/68 places, 506/506 transitions.
Applied a total of 0 rules in 9 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 35974 ms. Remains : 66/68 places, 506/506 transitions.
Running random walk in product with property : BridgeAndVehicles-PT-V20P20N10-LTLCardinality-01
Product exploration explored 100000 steps with 1693 reset in 213 ms.
Product exploration explored 100000 steps with 1697 reset in 225 ms.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1053 edges and 66 vertex of which 64 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Computed a total of 49 stabilizing places and 82 stable transitions
Detected a total of 49/66 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 434 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
RANDOM walk for 218 steps (0 resets) in 5 ms. (36 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F (NOT p1)), (F p2), (F p0), (F (NOT (OR p0 p2 p1)))]
Knowledge based reduction with 9 factoid took 504 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 52 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 56 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0)]
Support contains 6 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 12 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:44:41] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
// Phase 1: matrix 126 rows 66 cols
[2024-06-01 05:44:41] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 05:44:41] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:44:43] [INFO ] Deduced a trap composed of 5 places in 68 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:44:46] [INFO ] Deduced a trap composed of 6 places in 63 ms of which 1 ms to minimize.
[2024-06-01 05:44:46] [INFO ] Deduced a trap composed of 7 places in 70 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:44:47] [INFO ] Deduced a trap composed of 6 places in 85 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:44:51] [INFO ] Deduced a trap composed of 14 places in 44 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 14446 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:44:58] [INFO ] Deduced a trap composed of 5 places in 68 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 6/6 constraints]
After SMT, in 35278ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35283ms
[2024-06-01 05:45:16] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:45:16] [INFO ] Invariant cache hit.
[2024-06-01 05:45:16] [INFO ] Implicit Places using invariants in 113 ms returned []
[2024-06-01 05:45:16] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:45:16] [INFO ] Invariant cache hit.
[2024-06-01 05:45:16] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:45:17] [INFO ] Implicit Places using invariants and state equation in 189 ms returned []
Implicit Place search using SMT with State Equation took 324 ms to find 0 implicit places.
[2024-06-01 05:45:17] [INFO ] Redundant transitions in 2 ms returned []
Running 503 sub problems to find dead transitions.
[2024-06-01 05:45:17] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:45:17] [INFO ] Invariant cache hit.
[2024-06-01 05:45:17] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:45:18] [INFO ] Deduced a trap composed of 5 places in 68 ms of which 0 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:45:21] [INFO ] Deduced a trap composed of 6 places in 65 ms of which 0 ms to minimize.
[2024-06-01 05:45:21] [INFO ] Deduced a trap composed of 7 places in 56 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:45:22] [INFO ] Deduced a trap composed of 6 places in 66 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:45:26] [INFO ] Deduced a trap composed of 14 places in 51 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 13323 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:45:32] [INFO ] Deduced a trap composed of 5 places in 70 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 21681 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 6/6 constraints]
After SMT, in 35671ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 35676ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 71308 ms. Remains : 66/66 places, 506/506 transitions.
Computed a total of 49 stabilizing places and 82 stable transitions
Graph (complete) has 1053 edges and 66 vertex of which 64 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.8 ms
Computed a total of 49 stabilizing places and 82 stable transitions
Detected a total of 49/66 stabilizing places and 82/506 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 3 factoid took 303 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
RANDOM walk for 347 steps (1 resets) in 7 ms. (43 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F (NOT p1)), (F p2), (F p0), (F (NOT (OR p2 p1 p0)))]
Knowledge based reduction with 3 factoid took 467 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 120 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 104 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 1695 reset in 285 ms.
Product exploration explored 100000 steps with 1697 reset in 275 ms.
Support contains 6 out of 66 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 66/66 places, 506/506 transitions.
Applied a total of 0 rules in 15 ms. Remains 66 /66 variables (removed 0) and now considering 506/506 (removed 0) transitions.
Running 503 sub problems to find dead transitions.
[2024-06-01 05:45:54] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:45:54] [INFO ] Invariant cache hit.
[2024-06-01 05:45:54] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:45:56] [INFO ] Deduced a trap composed of 5 places in 82 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:45:59] [INFO ] Deduced a trap composed of 6 places in 93 ms of which 1 ms to minimize.
[2024-06-01 05:45:59] [INFO ] Deduced a trap composed of 7 places in 75 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:46:00] [INFO ] Deduced a trap composed of 6 places in 45 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:46:03] [INFO ] Deduced a trap composed of 14 places in 38 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 13110 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:46:10] [INFO ] Deduced a trap composed of 5 places in 101 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 20009 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 6/6 constraints]
After SMT, in 33918ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 33924ms
[2024-06-01 05:46:28] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:46:28] [INFO ] Invariant cache hit.
[2024-06-01 05:46:28] [INFO ] Implicit Places using invariants in 73 ms returned []
[2024-06-01 05:46:28] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:46:28] [INFO ] Invariant cache hit.
[2024-06-01 05:46:28] [INFO ] State equation strengthened by 20 read => feed constraints.
[2024-06-01 05:46:28] [INFO ] Implicit Places using invariants and state equation in 146 ms returned []
Implicit Place search using SMT with State Equation took 236 ms to find 0 implicit places.
[2024-06-01 05:46:28] [INFO ] Redundant transitions in 2 ms returned []
Running 503 sub problems to find dead transitions.
[2024-06-01 05:46:28] [INFO ] Flow matrix only has 126 transitions (discarded 380 similar events)
[2024-06-01 05:46:28] [INFO ] Invariant cache hit.
[2024-06-01 05:46:28] [INFO ] State equation strengthened by 20 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:46:30] [INFO ] Deduced a trap composed of 5 places in 62 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:46:33] [INFO ] Deduced a trap composed of 6 places in 57 ms of which 1 ms to minimize.
[2024-06-01 05:46:33] [INFO ] Deduced a trap composed of 7 places in 66 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:46:35] [INFO ] Deduced a trap composed of 6 places in 68 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/77 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/97 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:46:38] [INFO ] Deduced a trap composed of 14 places in 46 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 98 constraints, problems are : Problem set: 0 solved, 503 unsolved in 13634 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 503 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 3 (OVERLAPS) 2/66 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 503 unsolved
[2024-06-01 05:46:44] [INFO ] Deduced a trap composed of 5 places in 68 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 7 (OVERLAPS) 126/192 variables, 66/79 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/192 variables, 20/99 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/192 variables, 503/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
At refinement iteration 11 (OVERLAPS) 0/192 variables, 0/602 constraints. Problems are: Problem set: 0 solved, 503 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 602 constraints, problems are : Problem set: 0 solved, 503 unsolved in 22442 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 66/66 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 503/503 constraints, Known Traps: 6/6 constraints]
After SMT, in 36856ms problems are : Problem set: 0 solved, 503 unsolved
Search for dead transitions found 0 dead transitions in 36861ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 71048 ms. Remains : 66/66 places, 506/506 transitions.
Treatment of property BridgeAndVehicles-PT-V20P20N10-LTLCardinality-01 finished in 182094 ms.
[2024-06-01 05:47:05] [INFO ] Flatten gal took : 22 ms
[2024-06-01 05:47:05] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-06-01 05:47:05] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 68 places, 506 transitions and 3742 arcs took 20 ms.
Total runtime 751972 ms.
There are residual formulas that ITS could not solve within timeout
FORMULA BridgeAndVehicles-PT-V20P20N10-LTLCardinality-01 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN

BK_STOP 1717220864298

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
mcc2024
ltl formula name BridgeAndVehicles-PT-V20P20N10-LTLCardinality-01
ltl formula formula --ltl=/tmp/1549/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 68 places, 506 transitions and 3742 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.130 real 0.060 user 0.010 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1549/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1549/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1549/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1549/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 69 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 69, there are 510 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^25 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4): ~159 levels ~10000 states ~27104 transitions
pnml2lts-mc( 0/ 4): ~174 levels ~20000 states ~53004 transitions
pnml2lts-mc( 0/ 4): ~174 levels ~40000 states ~105964 transitions
pnml2lts-mc( 0/ 4): ~174 levels ~80000 states ~214056 transitions
pnml2lts-mc( 2/ 4): ~181 levels ~160000 states ~438008 transitions
pnml2lts-mc( 2/ 4): ~181 levels ~320000 states ~923124 transitions
pnml2lts-mc( 2/ 4): ~181 levels ~640000 states ~1958300 transitions
pnml2lts-mc( 2/ 4): ~181 levels ~1280000 states ~4093372 transitions
pnml2lts-mc( 2/ 4): ~181 levels ~2560000 states ~8535288 transitions
pnml2lts-mc( 2/ 4): ~181 levels ~5120000 states ~17667728 transitions
pnml2lts-mc( 2/ 4): ~181 levels ~10240000 states ~36048128 transitions
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Empty product with LTL!
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 10849637
pnml2lts-mc( 0/ 4): unique states count: 10849637
pnml2lts-mc( 0/ 4): unique transitions count: 37845933
pnml2lts-mc( 0/ 4): - self-loop count: 20
pnml2lts-mc( 0/ 4): - claim dead count: 27472129
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 11082850
pnml2lts-mc( 0/ 4): - cum. max stack depth: 699
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 11082850 states 38803775 transitions, fanout: 3.501
pnml2lts-mc( 0/ 4): Total exploration time 37.730 sec (37.730 sec minimum, 37.730 sec on average)
pnml2lts-mc( 0/ 4): States per second: 293741, Transitions per second: 1028460
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 83.4MB, 8.1 B/state, compr.: 2.9%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 32.0%/1.0%
pnml2lts-mc( 0/ 4): Stored 518 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 83.4MB (~256.0MB paged-in)

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BridgeAndVehicles-PT-V20P20N10"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsminxred"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is BridgeAndVehicles-PT-V20P20N10, 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 r472-tajo-171620399000203"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P20N10.tgz
mv BridgeAndVehicles-PT-V20P20N10 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;