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-171620398700051.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)
........................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is BridgeAndVehicles-COL-V20P20N20, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r472-tajo-171620398700051
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 9.7K Apr 13 00:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Apr 13 00:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Apr 13 00:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Apr 13 00:17 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 4.0K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.8K Apr 13 00:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 74K Apr 13 00:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Apr 13 00:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K Apr 13 00:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 10 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 40K 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-COL-V20P20N20-LTLCardinality-00
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-01
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-02
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-03
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-04
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-05
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-06
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-07
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-08
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-09
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-10
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-11
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-12
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-13
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-14
FORMULA_NAME BridgeAndVehicles-COL-V20P20N20-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1717218007874

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V20P20N20
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 05:00:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-06-01 05:00:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 05:00:09] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-06-01 05:00:10] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 05:00:10] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 756 ms
[2024-06-01 05:00:10] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 78 PT places and 37258.0 transition bindings in 43 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 25 ms.
Working with output stream class java.io.PrintStream
[2024-06-01 05:00:11] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 6 ms.
[2024-06-01 05:00:11] [INFO ] Skeletonized 16 HLPN properties in 3 ms.
Initial state reduction rules removed 4 formulas.
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 12 stabilizing places and 6 stable transitions
Graph (complete) has 51 edges and 15 vertex of which 13 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.4 ms
Remains 12 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
RANDOM walk for 40000 steps (8 resets) in 1944 ms. (20 steps per ms) remains 4/19 properties
BEST_FIRST walk for 40002 steps (8 resets) in 364 ms. (109 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (8 resets) in 165 ms. (240 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (8 resets) in 112 ms. (353 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 115 ms. (344 steps per ms) remains 4/4 properties
// Phase 1: matrix 10 rows 12 cols
[2024-06-01 05:00:11] [INFO ] Computed 4 invariants in 6 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp8 is UNSAT
At refinement iteration 1 (OVERLAPS) 6/9 variables, 3/3 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/12 variables, 1/4 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/22 variables, 12/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 0/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/22 variables, 0/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 16 constraints, problems are : Problem set: 2 solved, 2 unsolved in 174 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 6/15 variables, 9/12 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/12 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 6/21 variables, 2/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/21 variables, 2/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/21 variables, 0/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/22 variables, 1/17 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/22 variables, 1/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/22 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/22 variables, 0/18 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 18 constraints, problems are : Problem set: 2 solved, 2 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 293ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 76 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=38 )
Parikh walk visited 2 properties in 5 ms.
Successfully simplified 2 atomic propositions for a total of 9 simplifications.
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-06-01 05:00:12] [INFO ] Flatten gal took : 14 ms
[2024-06-01 05:00:12] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-06-01 05:00:12] [INFO ] Flatten gal took : 2 ms
Arc [13:1*[(MOD (ADD $cpt 1) 21)]] contains successor/predecessor on variables of sort compteur
Arc [1:1*[(MOD (ADD $cA 1) 21)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 21) 21) 21)]] contains successor/predecessor on variables of sort voitureB
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2024-06-01 05:00:12] [INFO ] Unfolded HLPN to a Petri net with 78 places and 968 transitions 7350 arcs in 48 ms.
[2024-06-01 05:00:12] [INFO ] Unfolded 7 HLPN properties in 1 ms.
Support contains 12 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 968/968 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 77 transition count 968
Applied a total of 1 rules in 27 ms. Remains 77 /78 variables (removed 1) and now considering 968/968 (removed 0) transitions.
Running 965 sub problems to find dead transitions.
[2024-06-01 05:00:12] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 77 cols
[2024-06-01 05:00:12] [INFO ] Computed 6 invariants in 10 ms
[2024-06-01 05:00:12] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 965 unsolved
[2024-06-01 05:00:18] [INFO ] Deduced a trap composed of 5 places in 177 ms of which 10 ms to minimize.
[2024-06-01 05:00:20] [INFO ] Deduced a trap composed of 25 places in 132 ms of which 2 ms to minimize.
Problem TDEAD528 is UNSAT
Problem TDEAD549 is UNSAT
Problem TDEAD570 is UNSAT
Problem TDEAD591 is UNSAT
Problem TDEAD612 is UNSAT
Problem TDEAD633 is UNSAT
Problem TDEAD654 is UNSAT
Problem TDEAD675 is UNSAT
Problem TDEAD696 is UNSAT
Problem TDEAD717 is UNSAT
Problem TDEAD738 is UNSAT
Problem TDEAD759 is UNSAT
Problem TDEAD780 is UNSAT
Problem TDEAD801 is UNSAT
Problem TDEAD822 is UNSAT
Problem TDEAD843 is UNSAT
Problem TDEAD864 is UNSAT
Problem TDEAD885 is UNSAT
Problem TDEAD906 is UNSAT
Problem TDEAD927 is UNSAT
[2024-06-01 05:00:22] [INFO ] Deduced a trap composed of 24 places in 118 ms of which 1 ms to minimize.
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD127 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 3/8 constraints. Problems are: Problem set: 40 solved, 925 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 40 solved, 925 unsolved
At refinement iteration 3 (OVERLAPS) 1/77 variables, 1/9 constraints. Problems are: Problem set: 40 solved, 925 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/9 constraints. Problems are: Problem set: 40 solved, 925 unsolved
Problem TDEAD20 is UNSAT
Problem TDEAD65 is UNSAT
At refinement iteration 5 (OVERLAPS) 170/247 variables, 77/86 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/247 variables, 42/128 constraints. Problems are: Problem set: 42 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 247/247 variables, and 128 constraints, problems are : Problem set: 42 solved, 923 unsolved in 20069 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 77/77 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 965/965 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 42 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 5/5 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 3/8 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 3 (OVERLAPS) 1/77 variables, 1/9 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/9 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 5 (OVERLAPS) 170/247 variables, 77/86 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/247 variables, 42/128 constraints. Problems are: Problem set: 42 solved, 923 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/247 variables, 923/1051 constraints. Problems are: Problem set: 42 solved, 923 unsolved
[2024-06-01 05:00:55] [INFO ] Deduced a trap composed of 6 places in 236 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 247/247 variables, and 1052 constraints, problems are : Problem set: 42 solved, 923 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 77/77 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 923/965 constraints, Known Traps: 4/4 constraints]
After SMT, in 43448ms problems are : Problem set: 42 solved, 923 unsolved
Search for dead transitions found 42 dead transitions in 43474ms
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 05:00:55] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 77 cols
[2024-06-01 05:00:55] [INFO ] Computed 8 invariants in 3 ms
[2024-06-01 05:00:56] [INFO ] Implicit Places using invariants in 208 ms returned []
[2024-06-01 05:00:56] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-06-01 05:00:56] [INFO ] Invariant cache hit.
[2024-06-01 05:00:56] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-06-01 05:00:56] [INFO ] Implicit Places using invariants and state equation in 403 ms returned []
Implicit Place search using SMT with State Equation took 619 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 77/78 places, 926/968 transitions.
Applied a total of 0 rules in 13 ms. Remains 77 /77 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 44155 ms. Remains : 77/78 places, 926/968 transitions.
Support contains 12 out of 77 places after structural reductions.
[2024-06-01 05:00:56] [INFO ] Flatten gal took : 106 ms
[2024-06-01 05:00:56] [INFO ] Flatten gal took : 80 ms
[2024-06-01 05:00:57] [INFO ] Input system was already deterministic with 926 transitions.
RANDOM walk for 40000 steps (228 resets) in 3149 ms. (12 steps per ms) remains 2/15 properties
BEST_FIRST walk for 1256 steps (0 resets) in 6 ms. (179 steps per ms) remains 0/2 properties
Computed a total of 50 stabilizing places and 82 stable transitions
Graph (complete) has 1638 edges and 77 vertex of which 76 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.10 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 4 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 926/926 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 76 transition count 926
Applied a total of 1 rules in 15 ms. Remains 76 /77 variables (removed 1) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-06-01 05:00:58] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 76 cols
[2024-06-01 05:00:58] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 05:00:58] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-06-01 05:01:04] [INFO ] Deduced a trap composed of 5 places in 119 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 166/242 variables, 76/84 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 242/242 variables, and 124 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 166/242 variables, 76/84 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 923/1047 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-06-01 05:01:39] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1048 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
After SMT, in 43396ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 43408ms
[2024-06-01 05:01:41] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-06-01 05:01:41] [INFO ] Invariant cache hit.
[2024-06-01 05:01:41] [INFO ] Implicit Places using invariants in 204 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 212 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/77 places, 926/926 transitions.
Applied a total of 0 rules in 9 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43648 ms. Remains : 74/77 places, 926/926 transitions.
Stuttering acceptance computed with spot in 359 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N20-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 145 steps with 2 reset in 9 ms.
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N20-LTLCardinality-00 finished in 44113 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(X(X((p0&&G(p1))))))'
Support contains 2 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 926/926 transitions.
Applied a total of 0 rules in 8 ms. Remains 77 /77 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-06-01 05:01:42] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 77 cols
[2024-06-01 05:01:42] [INFO ] Computed 8 invariants in 3 ms
[2024-06-01 05:01:42] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-06-01 05:01:47] [INFO ] Deduced a trap composed of 5 places in 114 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 1/77 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-06-01 05:01:58] [INFO ] Deduced a trap composed of 6 places in 158 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 77/243 variables, and 10 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/77 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 1/77 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (OVERLAPS) 166/243 variables, 77/87 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/243 variables, 40/127 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/243 variables, 923/1050 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 243/243 variables, and 1050 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 77/77 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
After SMT, in 42989ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 43010ms
[2024-06-01 05:02:25] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-06-01 05:02:25] [INFO ] Invariant cache hit.
[2024-06-01 05:02:25] [INFO ] Implicit Places using invariants in 164 ms returned [23]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 169 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 76/77 places, 926/926 transitions.
Applied a total of 0 rules in 4 ms. Remains 76 /76 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43199 ms. Remains : 76/77 places, 926/926 transitions.
Stuttering acceptance computed with spot in 271 ms :[true, (NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N20-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N20-LTLCardinality-04 finished in 43500 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))&&((p1 U p2)||X(!p0))))'
Support contains 4 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 926/926 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 76 transition count 926
Applied a total of 1 rules in 8 ms. Remains 76 /77 variables (removed 1) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-06-01 05:02:25] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 76 cols
[2024-06-01 05:02:25] [INFO ] Computed 7 invariants in 3 ms
[2024-06-01 05:02:25] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-06-01 05:02:31] [INFO ] Deduced a trap composed of 5 places in 138 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 166/242 variables, 76/84 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 242/242 variables, and 124 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 166/242 variables, 76/84 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 923/1047 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-06-01 05:03:06] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1048 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
After SMT, in 43396ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 43410ms
[2024-06-01 05:03:09] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-06-01 05:03:09] [INFO ] Invariant cache hit.
[2024-06-01 05:03:09] [INFO ] Implicit Places using invariants in 197 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 200 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/77 places, 926/926 transitions.
Applied a total of 0 rules in 4 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43625 ms. Remains : 74/77 places, 926/926 transitions.
Stuttering acceptance computed with spot in 125 ms :[(NOT p0), (OR (NOT p2) (NOT p0)), true, (OR (NOT p2) (NOT p0))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N20-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N20-LTLCardinality-06 finished in 43766 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))'
Support contains 3 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 926/926 transitions.
Applied a total of 0 rules in 4 ms. Remains 77 /77 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-06-01 05:03:09] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 77 cols
[2024-06-01 05:03:09] [INFO ] Computed 8 invariants in 2 ms
[2024-06-01 05:03:09] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-06-01 05:03:14] [INFO ] Deduced a trap composed of 5 places in 146 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 1/77 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-06-01 05:03:24] [INFO ] Deduced a trap composed of 6 places in 105 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 77/243 variables, and 10 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/77 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 1/77 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (OVERLAPS) 166/243 variables, 77/87 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/243 variables, 40/127 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/243 variables, 923/1050 constraints. Problems are: Problem set: 0 solved, 923 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 243/243 variables, and 1050 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 77/77 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
After SMT, in 43153ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 43163ms
[2024-06-01 05:03:52] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-06-01 05:03:52] [INFO ] Invariant cache hit.
[2024-06-01 05:03:52] [INFO ] Implicit Places using invariants in 315 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 317 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 75/77 places, 926/926 transitions.
Applied a total of 0 rules in 5 ms. Remains 75 /75 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43491 ms. Remains : 75/77 places, 926/926 transitions.
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N20-LTLCardinality-09
Product exploration explored 100000 steps with 50000 reset in 561 ms.
Product exploration explored 100000 steps with 50000 reset in 374 ms.
Computed a total of 48 stabilizing places and 82 stable transitions
Graph (complete) has 1552 edges and 75 vertex of which 74 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.14 ms
Computed a total of 48 stabilizing places and 82 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 16 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V20P20N20-LTLCardinality-09 finished in 44568 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||X(p2)))))))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 77/77 places, 926/926 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 76 transition count 926
Applied a total of 1 rules in 4 ms. Remains 76 /77 variables (removed 1) and now considering 926/926 (removed 0) transitions.
Running 923 sub problems to find dead transitions.
[2024-06-01 05:03:54] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
// Phase 1: matrix 166 rows 76 cols
[2024-06-01 05:03:54] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 05:03:54] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-06-01 05:03:59] [INFO ] Deduced a trap composed of 5 places in 138 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 166/242 variables, 76/84 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 7 (OVERLAPS) 0/242 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 923 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 124 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 923 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 4 (OVERLAPS) 166/242 variables, 76/84 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 40/124 constraints. Problems are: Problem set: 0 solved, 923 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 923/1047 constraints. Problems are: Problem set: 0 solved, 923 unsolved
[2024-06-01 05:04:34] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 1048 constraints, problems are : Problem set: 0 solved, 923 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 923/923 constraints, Known Traps: 2/2 constraints]
After SMT, in 43811ms problems are : Problem set: 0 solved, 923 unsolved
Search for dead transitions found 0 dead transitions in 43821ms
[2024-06-01 05:04:37] [INFO ] Flow matrix only has 166 transitions (discarded 760 similar events)
[2024-06-01 05:04:37] [INFO ] Invariant cache hit.
[2024-06-01 05:04:38] [INFO ] Implicit Places using invariants in 164 ms returned [23, 47]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 166 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/77 places, 926/926 transitions.
Applied a total of 0 rules in 2 ms. Remains 74 /74 variables (removed 0) and now considering 926/926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43997 ms. Remains : 74/77 places, 926/926 transitions.
Stuttering acceptance computed with spot in 191 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N20-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N20-LTLCardinality-10 finished in 44205 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((p0||F(p1)))))'
Support contains 1 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 926/926 transitions.
Graph (complete) has 1638 edges and 77 vertex of which 76 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.5 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 75 transition count 925
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 75 transition count 925
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 73 transition count 924
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 6 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 10 place count 71 transition count 922
Applied a total of 10 rules in 315 ms. Remains 71 /77 variables (removed 6) and now considering 922/926 (removed 4) transitions.
[2024-06-01 05:04:38] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
// Phase 1: matrix 162 rows 71 cols
[2024-06-01 05:04:38] [INFO ] Computed 6 invariants in 2 ms
[2024-06-01 05:04:38] [INFO ] Implicit Places using invariants in 241 ms returned [22, 44]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 244 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 69/77 places, 922/926 transitions.
Applied a total of 0 rules in 95 ms. Remains 69 /69 variables (removed 0) and now considering 922/922 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 654 ms. Remains : 69/77 places, 922/926 transitions.
Stuttering acceptance computed with spot in 113 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N20-LTLCardinality-11
Product exploration explored 100000 steps with 1799 reset in 243 ms.
Product exploration explored 100000 steps with 1808 reset in 276 ms.
Computed a total of 44 stabilizing places and 80 stable transitions
Computed a total of 44 stabilizing places and 80 stable transitions
Detected a total of 44/69 stabilizing places and 80/922 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 322 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 238 steps (0 resets) in 8 ms. (26 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p0) p1))), (F p0), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 11 factoid took 576 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2024-06-01 05:04:40] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
// Phase 1: matrix 162 rows 69 cols
[2024-06-01 05:04:40] [INFO ] Computed 4 invariants in 2 ms
[2024-06-01 05:04:41] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 05:04:41] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2024-06-01 05:04:41] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:04:41] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-06-01 05:04:41] [INFO ] [Nat]Absence check using state equation in 43 ms returned sat
[2024-06-01 05:04:41] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-06-01 05:04:41] [INFO ] [Nat]Added 40 Read/Feed constraints in 84 ms returned sat
[2024-06-01 05:04:41] [INFO ] Deduced a trap composed of 22 places in 181 ms of which 1 ms to minimize.
[2024-06-01 05:04:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 258 ms
[2024-06-01 05:04:41] [INFO ] Computed and/alt/rep : 58/116/58 causal constraints (skipped 101 transitions) in 60 ms.
[2024-06-01 05:04:41] [INFO ] Added : 17 causal constraints over 5 iterations in 201 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 1 out of 69 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 69/69 places, 922/922 transitions.
Applied a total of 0 rules in 44 ms. Remains 69 /69 variables (removed 0) and now considering 922/922 (removed 0) transitions.
[2024-06-01 05:04:42] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2024-06-01 05:04:42] [INFO ] Invariant cache hit.
[2024-06-01 05:04:42] [INFO ] Implicit Places using invariants in 159 ms returned []
[2024-06-01 05:04:42] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2024-06-01 05:04:42] [INFO ] Invariant cache hit.
[2024-06-01 05:04:42] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-06-01 05:04:42] [INFO ] Implicit Places using invariants and state equation in 297 ms returned []
Implicit Place search using SMT with State Equation took 473 ms to find 0 implicit places.
[2024-06-01 05:04:42] [INFO ] Redundant transitions in 69 ms returned []
Running 919 sub problems to find dead transitions.
[2024-06-01 05:04:42] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2024-06-01 05:04:42] [INFO ] Invariant cache hit.
[2024-06-01 05:04:42] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 2 (OVERLAPS) 162/231 variables, 69/73 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/231 variables, 40/113 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/231 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 5 (OVERLAPS) 0/231 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 919 unsolved
No progress, stopping.
After SMT solving in domain Real declared 231/231 variables, and 113 constraints, problems are : Problem set: 0 solved, 919 unsolved in 19906 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 69/69 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 919/919 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 919 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 2 (OVERLAPS) 162/231 variables, 69/73 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/231 variables, 40/113 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/231 variables, 919/1032 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/231 variables, 0/1032 constraints. Problems are: Problem set: 0 solved, 919 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 231/231 variables, and 1032 constraints, problems are : Problem set: 0 solved, 919 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 69/69 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 919/919 constraints, Known Traps: 0/0 constraints]
After SMT, in 53208ms problems are : Problem set: 0 solved, 919 unsolved
Search for dead transitions found 0 dead transitions in 53227ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 53826 ms. Remains : 69/69 places, 922/922 transitions.
Computed a total of 44 stabilizing places and 80 stable transitions
Computed a total of 44 stabilizing places and 80 stable transitions
Detected a total of 44/69 stabilizing places and 80/922 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 222 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 210 steps (0 resets) in 6 ms. (30 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F p1), (F (NOT (OR (NOT p0) p1))), (F p0), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 11 factoid took 547 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 94 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2024-06-01 05:05:36] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2024-06-01 05:05:36] [INFO ] Invariant cache hit.
[2024-06-01 05:05:37] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-06-01 05:05:37] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2024-06-01 05:05:37] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 05:05:37] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-06-01 05:05:37] [INFO ] [Nat]Absence check using state equation in 48 ms returned sat
[2024-06-01 05:05:37] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-06-01 05:05:37] [INFO ] [Nat]Added 40 Read/Feed constraints in 52 ms returned sat
[2024-06-01 05:05:37] [INFO ] Deduced a trap composed of 22 places in 155 ms of which 2 ms to minimize.
[2024-06-01 05:05:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 195 ms
[2024-06-01 05:05:37] [INFO ] Computed and/alt/rep : 58/116/58 causal constraints (skipped 101 transitions) in 60 ms.
[2024-06-01 05:05:38] [INFO ] Added : 19 causal constraints over 4 iterations in 191 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 1788 reset in 336 ms.
Product exploration explored 100000 steps with 1792 reset in 286 ms.
Support contains 1 out of 69 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 69/69 places, 922/922 transitions.
Applied a total of 0 rules in 36 ms. Remains 69 /69 variables (removed 0) and now considering 922/922 (removed 0) transitions.
[2024-06-01 05:05:38] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2024-06-01 05:05:38] [INFO ] Invariant cache hit.
[2024-06-01 05:05:38] [INFO ] Implicit Places using invariants in 180 ms returned []
[2024-06-01 05:05:38] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2024-06-01 05:05:38] [INFO ] Invariant cache hit.
[2024-06-01 05:05:38] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-06-01 05:05:39] [INFO ] Implicit Places using invariants and state equation in 261 ms returned []
Implicit Place search using SMT with State Equation took 444 ms to find 0 implicit places.
[2024-06-01 05:05:39] [INFO ] Redundant transitions in 9 ms returned []
Running 919 sub problems to find dead transitions.
[2024-06-01 05:05:39] [INFO ] Flow matrix only has 162 transitions (discarded 760 similar events)
[2024-06-01 05:05:39] [INFO ] Invariant cache hit.
[2024-06-01 05:05:39] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 2 (OVERLAPS) 162/231 variables, 69/73 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/231 variables, 40/113 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/231 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 5 (OVERLAPS) 0/231 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 919 unsolved
No progress, stopping.
After SMT solving in domain Real declared 231/231 variables, and 113 constraints, problems are : Problem set: 0 solved, 919 unsolved in 18256 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 69/69 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 919/919 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 919 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 2 (OVERLAPS) 162/231 variables, 69/73 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/231 variables, 40/113 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/231 variables, 919/1032 constraints. Problems are: Problem set: 0 solved, 919 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/231 variables, 0/1032 constraints. Problems are: Problem set: 0 solved, 919 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 231/231 variables, and 1032 constraints, problems are : Problem set: 0 solved, 919 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 69/69 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 919/919 constraints, Known Traps: 0/0 constraints]
After SMT, in 51796ms problems are : Problem set: 0 solved, 919 unsolved
Search for dead transitions found 0 dead transitions in 51805ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 52304 ms. Remains : 69/69 places, 922/922 transitions.
Treatment of property BridgeAndVehicles-COL-V20P20N20-LTLCardinality-11 finished in 112987 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' '!(((p0&&F(p1)) U G(!p2)))'
Support contains 5 out of 77 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 77/77 places, 926/926 transitions.
Graph (complete) has 1638 edges and 77 vertex of which 76 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.5 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 75 transition count 925
Applied a total of 3 rules in 163 ms. Remains 75 /77 variables (removed 2) and now considering 925/926 (removed 1) transitions.
Running 922 sub problems to find dead transitions.
[2024-06-01 05:06:31] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
// Phase 1: matrix 165 rows 75 cols
[2024-06-01 05:06:31] [INFO ] Computed 7 invariants in 2 ms
[2024-06-01 05:06:31] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-06-01 05:06:36] [INFO ] Deduced a trap composed of 5 places in 123 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/83 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/123 constraints. Problems are: Problem set: 0 solved, 922 unsolved
[2024-06-01 05:06:48] [INFO ] Deduced a trap composed of 25 places in 127 ms of which 1 ms to minimize.
[2024-06-01 05:06:48] [INFO ] Deduced a trap composed of 24 places in 125 ms of which 0 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 240/240 variables, and 125 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 922 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 4 (OVERLAPS) 165/240 variables, 75/85 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 40/125 constraints. Problems are: Problem set: 0 solved, 922 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 922/1047 constraints. Problems are: Problem set: 0 solved, 922 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 1047 constraints, problems are : Problem set: 0 solved, 922 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 75/75 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 922/922 constraints, Known Traps: 3/3 constraints]
After SMT, in 42390ms problems are : Problem set: 0 solved, 922 unsolved
Search for dead transitions found 0 dead transitions in 42401ms
[2024-06-01 05:07:13] [INFO ] Flow matrix only has 165 transitions (discarded 760 similar events)
[2024-06-01 05:07:13] [INFO ] Invariant cache hit.
[2024-06-01 05:07:13] [INFO ] Implicit Places using invariants in 106 ms returned [46]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 108 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 74/77 places, 925/926 transitions.
Applied a total of 0 rules in 43 ms. Remains 74 /74 variables (removed 0) and now considering 925/925 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 42727 ms. Remains : 74/77 places, 925/926 transitions.
Stuttering acceptance computed with spot in 118 ms :[p2, true, (NOT p1), p2]
Running random walk in product with property : BridgeAndVehicles-COL-V20P20N20-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 54 steps with 0 reset in 1 ms.
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V20P20N20-LTLCardinality-13 finished in 42885 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((p0||F(p1)))))'
[2024-06-01 05:07:14] [INFO ] Flatten gal took : 114 ms
[2024-06-01 05:07:14] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 6 ms.
[2024-06-01 05:07:14] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 77 places, 926 transitions and 7021 arcs took 25 ms.
Total runtime 424798 ms.
There are residual formulas that ITS could not solve within timeout
FORMULA BridgeAndVehicles-COL-V20P20N20-LTLCardinality-11 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN

BK_STOP 1717218547351

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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-COL-V20P20N20-LTLCardinality-11
ltl formula formula --ltl=/tmp/963/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 77 places, 926 transitions and 7021 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 0.190 real 0.040 user 0.070 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/963/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/963/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/963/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/963/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): There are 78 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 78, there are 932 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( 2/ 4): ~160 levels ~10000 states ~19544 transitions
pnml2lts-mc( 2/ 4): ~160 levels ~20000 states ~45428 transitions
pnml2lts-mc( 2/ 4): ~160 levels ~40000 states ~93440 transitions
pnml2lts-mc( 2/ 4): ~160 levels ~80000 states ~190828 transitions
pnml2lts-mc( 2/ 4): ~160 levels ~160000 states ~394428 transitions
pnml2lts-mc( 2/ 4): ~160 levels ~320000 states ~814336 transitions
pnml2lts-mc( 2/ 4): ~160 levels ~640000 states ~1836348 transitions
pnml2lts-mc( 2/ 4): ~160 levels ~1280000 states ~3935056 transitions
pnml2lts-mc( 2/ 4): ~160 levels ~2560000 states ~8050376 transitions
pnml2lts-mc( 2/ 4): ~160 levels ~5120000 states ~16344112 transitions
pnml2lts-mc( 2/ 4): ~160 levels ~10240000 states ~33289160 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: 19106101
pnml2lts-mc( 0/ 4): unique states count: 19106101
pnml2lts-mc( 0/ 4): unique transitions count: 87471293
pnml2lts-mc( 0/ 4): - self-loop count: 40
pnml2lts-mc( 0/ 4): - claim dead count: 69210625
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 19399421
pnml2lts-mc( 0/ 4): - cum. max stack depth: 681
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 19399421 states 89025456 transitions, fanout: 4.589
pnml2lts-mc( 0/ 4): Total exploration time 111.780 sec (111.770 sec minimum, 111.777 sec on average)
pnml2lts-mc( 0/ 4): States per second: 173550, Transitions per second: 796435
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 155.1MB, 8.5 B/state, compr.: 2.7%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 56.0%/14.0%
pnml2lts-mc( 0/ 4): Stored 946 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 155.1MB (~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-COL-V20P20N20"
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-COL-V20P20N20, 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-171620398700051"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V20P20N20.tgz
mv BridgeAndVehicles-COL-V20P20N20 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 ;