MCC'2024- Execution of r496-tall-171640602800155

About the Execution of LTSMin+red for FlexibleBarrier-PT-22b

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
3439.863	3600000.00	15065184.00	1143.20	?FTTFFFTFFTFFTF?	normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r496-tall-171640602800155.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is FlexibleBarrier-PT-22b, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r496-tall-171640602800155
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.2M
-rw-r--r-- 1 mcc users 6.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 15:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K Apr 13 08:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 75K Apr 13 08:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 13 08:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 118K Apr 13 08:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.8M 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 FlexibleBarrier-PT-22b-LTLCardinality-00
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-01
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-02
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-03
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-04
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-05
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-06
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-07
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-08
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-09
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-10
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-11
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-12
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-13
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-14
FORMULA_NAME FlexibleBarrier-PT-22b-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1717186844121

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-22b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 20:20:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-31 20:20:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 20:20:45] [INFO ] Load time of PNML (sax parser for PT used): 251 ms
[2024-05-31 20:20:45] [INFO ] Transformed 6478 places.
[2024-05-31 20:20:45] [INFO ] Transformed 7469 transitions.
[2024-05-31 20:20:45] [INFO ] Found NUPN structural information;
[2024-05-31 20:20:45] [INFO ] Parsed PT model containing 6478 places and 7469 transitions and 18797 arcs in 410 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 2 formulas.
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 15 out of 6478 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6478/6478 places, 7469/7469 transitions.
Discarding 2758 places :
Symmetric choice reduction at 0 with 2758 rule applications. Total rules 2758 place count 3720 transition count 4711
Iterating global reduction 0 with 2758 rules applied. Total rules applied 5516 place count 3720 transition count 4711
Discarding 1321 places :
Symmetric choice reduction at 0 with 1321 rule applications. Total rules 6837 place count 2399 transition count 3390
Iterating global reduction 0 with 1321 rules applied. Total rules applied 8158 place count 2399 transition count 3390
Discarding 869 places :
Symmetric choice reduction at 0 with 869 rule applications. Total rules 9027 place count 1530 transition count 2521
Iterating global reduction 0 with 869 rules applied. Total rules applied 9896 place count 1530 transition count 2521
Ensure Unique test removed 431 transitions
Reduce isomorphic transitions removed 431 transitions.
Iterating post reduction 0 with 431 rules applied. Total rules applied 10327 place count 1530 transition count 2090
Applied a total of 10327 rules in 1527 ms. Remains 1530 /6478 variables (removed 4948) and now considering 2090/7469 (removed 5379) transitions.
// Phase 1: matrix 2090 rows 1530 cols
[2024-05-31 20:20:47] [INFO ] Computed 24 invariants in 91 ms
[2024-05-31 20:20:48] [INFO ] Implicit Places using invariants in 991 ms returned []
[2024-05-31 20:20:48] [INFO ] Invariant cache hit.
[2024-05-31 20:20:50] [INFO ] Implicit Places using invariants and state equation in 1604 ms returned []
Implicit Place search using SMT with State Equation took 2625 ms to find 0 implicit places.
Running 2089 sub problems to find dead transitions.
[2024-05-31 20:20:50] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1529/3620 variables, and 0 constraints, problems are : Problem set: 0 solved, 2089 unsolved in 30064 ms.
Refiners :[Positive P Invariants (semi-flows): 0/24 constraints, State Equation: 0/1530 constraints, PredecessorRefiner: 2089/2089 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2089 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1529/3620 variables, and 0 constraints, problems are : Problem set: 0 solved, 2089 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 0/24 constraints, State Equation: 0/1530 constraints, PredecessorRefiner: 0/2089 constraints, Known Traps: 0/0 constraints]
After SMT, in 64218ms problems are : Problem set: 0 solved, 2089 unsolved
Search for dead transitions found 0 dead transitions in 64256ms
Starting structural reductions in LTL mode, iteration 1 : 1530/6478 places, 2090/7469 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 68437 ms. Remains : 1530/6478 places, 2090/7469 transitions.
Support contains 15 out of 1530 places after structural reductions.
[2024-05-31 20:21:54] [INFO ] Flatten gal took : 151 ms
[2024-05-31 20:21:54] [INFO ] Flatten gal took : 94 ms
[2024-05-31 20:21:54] [INFO ] Input system was already deterministic with 2090 transitions.
Support contains 13 out of 1530 places (down from 15) after GAL structural reductions.
RANDOM walk for 40000 steps (268 resets) in 1532 ms. (26 steps per ms) remains 5/8 properties
BEST_FIRST walk for 40004 steps (21 resets) in 155 ms. (256 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (20 resets) in 97 ms. (408 steps per ms) remains 4/5 properties
BEST_FIRST walk for 40003 steps (20 resets) in 120 ms. (330 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (21 resets) in 81 ms. (487 steps per ms) remains 4/4 properties
[2024-05-31 20:21:55] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 707/716 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/716 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 814/1530 variables, 18/24 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1530 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 2090/3620 variables, 1530/1554 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3620 variables, 0/1554 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/3620 variables, 0/1554 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3620/3620 variables, and 1554 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1427 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1530/1530 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem AtomicPropp6 is UNSAT
At refinement iteration 1 (OVERLAPS) 707/716 variables, 6/6 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/716 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 814/1530 variables, 18/24 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1530 variables, 0/24 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2090/3620 variables, 1530/1554 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3620 variables, 3/1557 constraints. Problems are: Problem set: 1 solved, 3 unsolved
[2024-05-31 20:21:58] [INFO ] Deduced a trap composed of 185 places in 287 ms of which 40 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/3620 variables, 1/1558 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3620 variables, 0/1558 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/3620 variables, 0/1558 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3620/3620 variables, and 1558 constraints, problems are : Problem set: 1 solved, 3 unsolved in 1861 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1530/1530 constraints, PredecessorRefiner: 3/4 constraints, Known Traps: 1/1 constraints]
After SMT, in 3315ms problems are : Problem set: 1 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 1807 steps, including 9 resets, run visited all 3 properties in 25 ms. (steps per millisecond=72 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 31 ms.
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 4 simplifications.
Computed a total of 24 stabilizing places and 24 stable transitions
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)))'
Support contains 2 out of 1530 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1530/1530 places, 2090/2090 transitions.
Graph (trivial) has 1459 edges and 1530 vertex of which 133 / 1530 are part of one of the 22 SCC in 5 ms
Free SCC test removed 111 places
Ensure Unique test removed 112 transitions
Reduce isomorphic transitions removed 112 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 109 transitions
Trivial Post-agglo rules discarded 109 transitions
Performed 109 trivial Post agglomeration. Transition count delta: 109
Iterating post reduction 0 with 109 rules applied. Total rules applied 110 place count 1418 transition count 1868
Reduce places removed 109 places and 0 transitions.
Iterating post reduction 1 with 109 rules applied. Total rules applied 219 place count 1309 transition count 1868
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 47 Pre rules applied. Total rules applied 219 place count 1309 transition count 1821
Deduced a syphon composed of 47 places in 2 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 2 with 94 rules applied. Total rules applied 313 place count 1262 transition count 1821
Discarding 54 places :
Symmetric choice reduction at 2 with 54 rule applications. Total rules 367 place count 1208 transition count 1767
Iterating global reduction 2 with 54 rules applied. Total rules applied 421 place count 1208 transition count 1767
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 424 place count 1208 transition count 1764
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 424 place count 1208 transition count 1763
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 426 place count 1207 transition count 1763
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 431 place count 1202 transition count 1758
Iterating global reduction 3 with 5 rules applied. Total rules applied 436 place count 1202 transition count 1758
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 440 place count 1202 transition count 1754
Performed 134 Post agglomeration using F-continuation condition.Transition count delta: 134
Deduced a syphon composed of 134 places in 1 ms
Reduce places removed 134 places and 0 transitions.
Iterating global reduction 4 with 268 rules applied. Total rules applied 708 place count 1068 transition count 1620
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 709 place count 1067 transition count 1619
Iterating global reduction 4 with 1 rules applied. Total rules applied 710 place count 1067 transition count 1619
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 711 place count 1067 transition count 1618
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 5 with 22 rules applied. Total rules applied 733 place count 1067 transition count 1596
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 735 place count 1065 transition count 1594
Applied a total of 735 rules in 1828 ms. Remains 1065 /1530 variables (removed 465) and now considering 1594/2090 (removed 496) transitions.
[2024-05-31 20:22:01] [INFO ] Flow matrix only has 1551 transitions (discarded 43 similar events)
// Phase 1: matrix 1551 rows 1065 cols
[2024-05-31 20:22:01] [INFO ] Computed 24 invariants in 112 ms
[2024-05-31 20:22:02] [INFO ] Implicit Places using invariants in 882 ms returned []
[2024-05-31 20:22:02] [INFO ] Flow matrix only has 1551 transitions (discarded 43 similar events)
[2024-05-31 20:22:02] [INFO ] Invariant cache hit.
[2024-05-31 20:22:03] [INFO ] Implicit Places using invariants and state equation in 1205 ms returned []
Implicit Place search using SMT with State Equation took 2089 ms to find 0 implicit places.
[2024-05-31 20:22:03] [INFO ] Redundant transitions in 113 ms returned []
Running 644 sub problems to find dead transitions.
[2024-05-31 20:22:03] [INFO ] Flow matrix only has 1551 transitions (discarded 43 similar events)
[2024-05-31 20:22:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1043 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1043 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 2 (OVERLAPS) 22/1065 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 644 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1065/2616 variables, and 24 constraints, problems are : Problem set: 0 solved, 644 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 0/1065 constraints, PredecessorRefiner: 644/644 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 644 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1043 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1043 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 2 (OVERLAPS) 22/1065 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1065 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 4 (OVERLAPS) 1550/2615 variables, 1065/1089 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2615 variables, 644/1733 constraints. Problems are: Problem set: 0 solved, 644 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2615/2616 variables, and 1733 constraints, problems are : Problem set: 0 solved, 644 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1065/1065 constraints, PredecessorRefiner: 644/644 constraints, Known Traps: 0/0 constraints]
After SMT, in 60955ms problems are : Problem set: 0 solved, 644 unsolved
Search for dead transitions found 0 dead transitions in 60961ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1065/1530 places, 1594/2090 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64998 ms. Remains : 1065/1530 places, 1594/2090 transitions.
Stuttering acceptance computed with spot in 168 ms :[(NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-22b-LTLCardinality-00
Product exploration explored 100000 steps with 3516 reset in 1574 ms.
Product exploration explored 100000 steps with 3518 reset in 1384 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 81 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
RANDOM walk for 40000 steps (1438 resets) in 1512 ms. (26 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 135 ms. (294 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 324179 steps, run timeout after 3001 ms. (steps per millisecond=108 ) properties seen :0 out of 1
Probabilistic random walk after 324179 steps, saw 93952 distinct states, run finished after 3005 ms. (steps per millisecond=107 ) properties seen :0
[2024-05-31 20:23:11] [INFO ] Flow matrix only has 1551 transitions (discarded 43 similar events)
[2024-05-31 20:23:11] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 58/60 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 127/187 variables, 60/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1468/1655 variables, 125/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1655 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1655 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 880/2535 variables, 21/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2535 variables, 800/1009 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2535 variables, 0/1009 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 80/2615 variables, 80/1089 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2615 variables, 0/1089 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2615 variables, 0/1089 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2615/2616 variables, and 1089 constraints, problems are : Problem set: 0 solved, 1 unsolved in 527 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1065/1065 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 58/60 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 127/187 variables, 60/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1468/1655 variables, 125/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1655 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1655 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1655 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 880/2535 variables, 21/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2535 variables, 800/1010 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2535 variables, 0/1010 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 80/2615 variables, 80/1090 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2615 variables, 0/1090 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2615 variables, 0/1090 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2615/2616 variables, and 1090 constraints, problems are : Problem set: 0 solved, 1 unsolved in 566 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1065/1065 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1102ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 24 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=12 )
Parikh walk visited 1 properties in 8 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 105 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Support contains 2 out of 1065 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1065/1065 places, 1594/1594 transitions.
Applied a total of 0 rules in 121 ms. Remains 1065 /1065 variables (removed 0) and now considering 1594/1594 (removed 0) transitions.
[2024-05-31 20:23:12] [INFO ] Flow matrix only has 1551 transitions (discarded 43 similar events)
[2024-05-31 20:23:12] [INFO ] Invariant cache hit.
[2024-05-31 20:23:13] [INFO ] Implicit Places using invariants in 536 ms returned []
[2024-05-31 20:23:13] [INFO ] Flow matrix only has 1551 transitions (discarded 43 similar events)
[2024-05-31 20:23:13] [INFO ] Invariant cache hit.
[2024-05-31 20:23:14] [INFO ] Implicit Places using invariants and state equation in 1267 ms returned []
Implicit Place search using SMT with State Equation took 1805 ms to find 0 implicit places.
[2024-05-31 20:23:14] [INFO ] Redundant transitions in 30 ms returned []
Running 644 sub problems to find dead transitions.
[2024-05-31 20:23:14] [INFO ] Flow matrix only has 1551 transitions (discarded 43 similar events)
[2024-05-31 20:23:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1043 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1043 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 2 (OVERLAPS) 22/1065 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 644 unsolved
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timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1065/2616 variables, and 24 constraints, problems are : Problem set: 0 solved, 644 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 0/1065 constraints, PredecessorRefiner: 644/644 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 644 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1043 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1043 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 2 (OVERLAPS) 22/1065 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1065 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 4 (OVERLAPS) 1550/2615 variables, 1065/1089 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2615 variables, 644/1733 constraints. Problems are: Problem set: 0 solved, 644 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2615/2616 variables, and 1733 constraints, problems are : Problem set: 0 solved, 644 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1065/1065 constraints, PredecessorRefiner: 644/644 constraints, Known Traps: 0/0 constraints]
After SMT, in 60943ms problems are : Problem set: 0 solved, 644 unsolved
Search for dead transitions found 0 dead transitions in 60950ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62920 ms. Remains : 1065/1065 places, 1594/1594 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 75 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
RANDOM walk for 40000 steps (1430 resets) in 714 ms. (55 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 336882 steps, run timeout after 3001 ms. (steps per millisecond=112 ) properties seen :0 out of 1
Probabilistic random walk after 336882 steps, saw 97419 distinct states, run finished after 3001 ms. (steps per millisecond=112 ) properties seen :0
[2024-05-31 20:24:19] [INFO ] Flow matrix only has 1551 transitions (discarded 43 similar events)
[2024-05-31 20:24:19] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 58/60 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 127/187 variables, 60/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1468/1655 variables, 125/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1655 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1655 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 880/2535 variables, 21/209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2535 variables, 800/1009 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2535 variables, 0/1009 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 80/2615 variables, 80/1089 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2615 variables, 0/1089 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2615 variables, 0/1089 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2615/2616 variables, and 1089 constraints, problems are : Problem set: 0 solved, 1 unsolved in 530 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1065/1065 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 58/60 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 127/187 variables, 60/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1468/1655 variables, 125/187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1655 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1655 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1655 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 880/2535 variables, 21/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2535 variables, 800/1010 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2535 variables, 0/1010 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 80/2615 variables, 80/1090 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2615 variables, 0/1090 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2615 variables, 0/1090 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2615/2616 variables, and 1090 constraints, problems are : Problem set: 0 solved, 1 unsolved in 556 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1065/1065 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1099ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 21 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=10 )
Parikh walk visited 1 properties in 1 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 100 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Product exploration explored 100000 steps with 3511 reset in 1288 ms.
Product exploration explored 100000 steps with 3521 reset in 1315 ms.
Support contains 2 out of 1065 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1065/1065 places, 1594/1594 transitions.
Applied a total of 0 rules in 120 ms. Remains 1065 /1065 variables (removed 0) and now considering 1594/1594 (removed 0) transitions.
[2024-05-31 20:24:23] [INFO ] Flow matrix only has 1551 transitions (discarded 43 similar events)
[2024-05-31 20:24:23] [INFO ] Invariant cache hit.
[2024-05-31 20:24:24] [INFO ] Implicit Places using invariants in 543 ms returned []
[2024-05-31 20:24:24] [INFO ] Flow matrix only has 1551 transitions (discarded 43 similar events)
[2024-05-31 20:24:24] [INFO ] Invariant cache hit.
[2024-05-31 20:24:25] [INFO ] Implicit Places using invariants and state equation in 1141 ms returned []
Implicit Place search using SMT with State Equation took 1686 ms to find 0 implicit places.
[2024-05-31 20:24:25] [INFO ] Redundant transitions in 20 ms returned []
Running 644 sub problems to find dead transitions.
[2024-05-31 20:24:25] [INFO ] Flow matrix only has 1551 transitions (discarded 43 similar events)
[2024-05-31 20:24:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1043 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1043 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 2 (OVERLAPS) 22/1065 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 644 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1065/2616 variables, and 24 constraints, problems are : Problem set: 0 solved, 644 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 0/1065 constraints, PredecessorRefiner: 644/644 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 644 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1043 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1043 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 2 (OVERLAPS) 22/1065 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1065 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 4 (OVERLAPS) 1550/2615 variables, 1065/1089 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2615 variables, 644/1733 constraints. Problems are: Problem set: 0 solved, 644 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2615/2616 variables, and 1733 constraints, problems are : Problem set: 0 solved, 644 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1065/1065 constraints, PredecessorRefiner: 644/644 constraints, Known Traps: 0/0 constraints]
After SMT, in 60904ms problems are : Problem set: 0 solved, 644 unsolved
Search for dead transitions found 0 dead transitions in 60911ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62745 ms. Remains : 1065/1065 places, 1594/1594 transitions.
Treatment of property FlexibleBarrier-PT-22b-LTLCardinality-00 finished in 206994 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 2 out of 1530 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1530/1530 places, 2090/2090 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1519 transition count 2079
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1519 transition count 2079
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 1519 transition count 2078
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 33 place count 1509 transition count 2068
Iterating global reduction 1 with 10 rules applied. Total rules applied 43 place count 1509 transition count 2068
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 49 place count 1509 transition count 2062
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 51 place count 1507 transition count 2060
Iterating global reduction 2 with 2 rules applied. Total rules applied 53 place count 1507 transition count 2060
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 54 place count 1507 transition count 2059
Applied a total of 54 rules in 281 ms. Remains 1507 /1530 variables (removed 23) and now considering 2059/2090 (removed 31) transitions.
// Phase 1: matrix 2059 rows 1507 cols
[2024-05-31 20:25:26] [INFO ] Computed 24 invariants in 40 ms
[2024-05-31 20:25:27] [INFO ] Implicit Places using invariants in 643 ms returned []
[2024-05-31 20:25:27] [INFO ] Invariant cache hit.
[2024-05-31 20:25:29] [INFO ] Implicit Places using invariants and state equation in 1761 ms returned []
Implicit Place search using SMT with State Equation took 2405 ms to find 0 implicit places.
Running 2058 sub problems to find dead transitions.
[2024-05-31 20:25:29] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1506/3566 variables, and 0 constraints, problems are : Problem set: 0 solved, 2058 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 0/24 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 2058/2058 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2058 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1506/3566 variables, and 0 constraints, problems are : Problem set: 0 solved, 2058 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 0/24 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 0/2058 constraints, Known Traps: 0/0 constraints]
After SMT, in 64296ms problems are : Problem set: 0 solved, 2058 unsolved
Search for dead transitions found 0 dead transitions in 64319ms
Starting structural reductions in LTL mode, iteration 1 : 1507/1530 places, 2059/2090 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67011 ms. Remains : 1507/1530 places, 2059/2090 transitions.
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : FlexibleBarrier-PT-22b-LTLCardinality-10
Product exploration explored 100000 steps with 50000 reset in 417 ms.
Product exploration explored 100000 steps with 50000 reset in 372 ms.
Computed a total of 24 stabilizing places and 24 stable transitions
Computed a total of 24 stabilizing places and 24 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 12 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-22b-LTLCardinality-10 finished in 67960 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))||G((p1&&F((G(p2)||G(!p1)))))))'
Support contains 4 out of 1530 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1530/1530 places, 2090/2090 transitions.
Graph (trivial) has 1456 edges and 1530 vertex of which 133 / 1530 are part of one of the 22 SCC in 1 ms
Free SCC test removed 111 places
Ensure Unique test removed 112 transitions
Reduce isomorphic transitions removed 112 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 107 transitions
Trivial Post-agglo rules discarded 107 transitions
Performed 107 trivial Post agglomeration. Transition count delta: 107
Iterating post reduction 0 with 107 rules applied. Total rules applied 108 place count 1418 transition count 1870
Reduce places removed 107 places and 0 transitions.
Iterating post reduction 1 with 107 rules applied. Total rules applied 215 place count 1311 transition count 1870
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 49 Pre rules applied. Total rules applied 215 place count 1311 transition count 1821
Deduced a syphon composed of 49 places in 1 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 2 with 98 rules applied. Total rules applied 313 place count 1262 transition count 1821
Discarding 53 places :
Symmetric choice reduction at 2 with 53 rule applications. Total rules 366 place count 1209 transition count 1768
Iterating global reduction 2 with 53 rules applied. Total rules applied 419 place count 1209 transition count 1768
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 421 place count 1209 transition count 1766
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 426 place count 1204 transition count 1761
Iterating global reduction 3 with 5 rules applied. Total rules applied 431 place count 1204 transition count 1761
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 436 place count 1204 transition count 1756
Performed 135 Post agglomeration using F-continuation condition.Transition count delta: 135
Deduced a syphon composed of 135 places in 0 ms
Reduce places removed 135 places and 0 transitions.
Iterating global reduction 4 with 270 rules applied. Total rules applied 706 place count 1069 transition count 1621
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 708 place count 1067 transition count 1619
Iterating global reduction 4 with 2 rules applied. Total rules applied 710 place count 1067 transition count 1619
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 712 place count 1067 transition count 1617
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 5 with 22 rules applied. Total rules applied 734 place count 1067 transition count 1595
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 736 place count 1065 transition count 1593
Applied a total of 736 rules in 659 ms. Remains 1065 /1530 variables (removed 465) and now considering 1593/2090 (removed 497) transitions.
[2024-05-31 20:26:34] [INFO ] Flow matrix only has 1550 transitions (discarded 43 similar events)
// Phase 1: matrix 1550 rows 1065 cols
[2024-05-31 20:26:35] [INFO ] Computed 24 invariants in 39 ms
[2024-05-31 20:26:35] [INFO ] Implicit Places using invariants in 615 ms returned []
[2024-05-31 20:26:35] [INFO ] Flow matrix only has 1550 transitions (discarded 43 similar events)
[2024-05-31 20:26:35] [INFO ] Invariant cache hit.
[2024-05-31 20:26:36] [INFO ] Implicit Places using invariants and state equation in 1181 ms returned []
Implicit Place search using SMT with State Equation took 1801 ms to find 0 implicit places.
[2024-05-31 20:26:36] [INFO ] Redundant transitions in 20 ms returned []
Running 644 sub problems to find dead transitions.
[2024-05-31 20:26:36] [INFO ] Flow matrix only has 1550 transitions (discarded 43 similar events)
[2024-05-31 20:26:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1043 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1043 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 2 (OVERLAPS) 22/1065 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 644 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1065/2615 variables, and 24 constraints, problems are : Problem set: 0 solved, 644 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 0/1065 constraints, PredecessorRefiner: 644/644 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 644 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1043 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1043 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 2 (OVERLAPS) 22/1065 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1065 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 4 (OVERLAPS) 1549/2614 variables, 1065/1089 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2614 variables, 644/1733 constraints. Problems are: Problem set: 0 solved, 644 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2614/2615 variables, and 1733 constraints, problems are : Problem set: 0 solved, 644 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1065/1065 constraints, PredecessorRefiner: 644/644 constraints, Known Traps: 0/0 constraints]
After SMT, in 60875ms problems are : Problem set: 0 solved, 644 unsolved
Search for dead transitions found 0 dead transitions in 60882ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1065/1530 places, 1593/2090 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63368 ms. Remains : 1065/1530 places, 1593/2090 transitions.
Stuttering acceptance computed with spot in 170 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (NOT p0), (AND p1 (NOT p0) (NOT p2))]
Running random walk in product with property : FlexibleBarrier-PT-22b-LTLCardinality-11
Product exploration explored 100000 steps with 3516 reset in 1392 ms.
Stuttering criterion allowed to conclude after 55728 steps with 1964 reset in 786 ms.
FORMULA FlexibleBarrier-PT-22b-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-22b-LTLCardinality-11 finished in 65742 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)))'
Support contains 2 out of 1530 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1530/1530 places, 2090/2090 transitions.
Graph (trivial) has 1459 edges and 1530 vertex of which 133 / 1530 are part of one of the 22 SCC in 2 ms
Free SCC test removed 111 places
Ensure Unique test removed 112 transitions
Reduce isomorphic transitions removed 112 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 109 transitions
Trivial Post-agglo rules discarded 109 transitions
Performed 109 trivial Post agglomeration. Transition count delta: 109
Iterating post reduction 0 with 109 rules applied. Total rules applied 110 place count 1418 transition count 1868
Reduce places removed 109 places and 0 transitions.
Iterating post reduction 1 with 109 rules applied. Total rules applied 219 place count 1309 transition count 1868
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 47 Pre rules applied. Total rules applied 219 place count 1309 transition count 1821
Deduced a syphon composed of 47 places in 1 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 2 with 94 rules applied. Total rules applied 313 place count 1262 transition count 1821
Discarding 54 places :
Symmetric choice reduction at 2 with 54 rule applications. Total rules 367 place count 1208 transition count 1767
Iterating global reduction 2 with 54 rules applied. Total rules applied 421 place count 1208 transition count 1767
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 424 place count 1208 transition count 1764
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 424 place count 1208 transition count 1763
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 426 place count 1207 transition count 1763
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 431 place count 1202 transition count 1758
Iterating global reduction 3 with 5 rules applied. Total rules applied 436 place count 1202 transition count 1758
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 440 place count 1202 transition count 1754
Performed 134 Post agglomeration using F-continuation condition.Transition count delta: 134
Deduced a syphon composed of 134 places in 0 ms
Reduce places removed 134 places and 0 transitions.
Iterating global reduction 4 with 268 rules applied. Total rules applied 708 place count 1068 transition count 1620
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 710 place count 1066 transition count 1618
Iterating global reduction 4 with 2 rules applied. Total rules applied 712 place count 1066 transition count 1618
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 714 place count 1066 transition count 1616
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 5 with 22 rules applied. Total rules applied 736 place count 1066 transition count 1594
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 738 place count 1064 transition count 1592
Applied a total of 738 rules in 747 ms. Remains 1064 /1530 variables (removed 466) and now considering 1592/2090 (removed 498) transitions.
[2024-05-31 20:27:40] [INFO ] Flow matrix only has 1549 transitions (discarded 43 similar events)
// Phase 1: matrix 1549 rows 1064 cols
[2024-05-31 20:27:40] [INFO ] Computed 24 invariants in 46 ms
[2024-05-31 20:27:41] [INFO ] Implicit Places using invariants in 550 ms returned []
[2024-05-31 20:27:41] [INFO ] Flow matrix only has 1549 transitions (discarded 43 similar events)
[2024-05-31 20:27:41] [INFO ] Invariant cache hit.
[2024-05-31 20:27:42] [INFO ] Implicit Places using invariants and state equation in 1129 ms returned []
Implicit Place search using SMT with State Equation took 1691 ms to find 0 implicit places.
[2024-05-31 20:27:42] [INFO ] Redundant transitions in 24 ms returned []
Running 643 sub problems to find dead transitions.
[2024-05-31 20:27:42] [INFO ] Flow matrix only has 1549 transitions (discarded 43 similar events)
[2024-05-31 20:27:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1042 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1042 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 2 (OVERLAPS) 22/1064 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 643 unsolved
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0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1064/2613 variables, and 24 constraints, problems are : Problem set: 0 solved, 643 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 0/1064 constraints, PredecessorRefiner: 643/643 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 643 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1042 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1042 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 2 (OVERLAPS) 22/1064 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1064 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 4 (OVERLAPS) 1548/2612 variables, 1064/1088 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2612 variables, 643/1731 constraints. Problems are: Problem set: 0 solved, 643 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2612/2613 variables, and 1731 constraints, problems are : Problem set: 0 solved, 643 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1064/1064 constraints, PredecessorRefiner: 643/643 constraints, Known Traps: 0/0 constraints]
After SMT, in 60950ms problems are : Problem set: 0 solved, 643 unsolved
Search for dead transitions found 0 dead transitions in 60956ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1064/1530 places, 1592/2090 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63424 ms. Remains : 1064/1530 places, 1592/2090 transitions.
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-22b-LTLCardinality-15
Product exploration explored 100000 steps with 3526 reset in 1307 ms.
Product exploration explored 100000 steps with 3518 reset in 1298 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 73 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (1423 resets) in 710 ms. (56 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 334805 steps, run timeout after 3001 ms. (steps per millisecond=111 ) properties seen :0 out of 1
Probabilistic random walk after 334805 steps, saw 97458 distinct states, run finished after 3001 ms. (steps per millisecond=111 ) properties seen :0
[2024-05-31 20:28:49] [INFO ] Flow matrix only has 1549 transitions (discarded 43 similar events)
[2024-05-31 20:28:49] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 471/473 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/473 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 916/1389 variables, 473/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1389 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1013/2402 variables, 465/940 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2402 variables, 1/941 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2402 variables, 0/941 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 126/2528 variables, 21/962 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2528 variables, 42/1004 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2528 variables, 0/1004 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 84/2612 variables, 84/1088 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2612 variables, 0/1088 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2612 variables, 0/1088 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2612/2613 variables, and 1088 constraints, problems are : Problem set: 0 solved, 1 unsolved in 536 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1064/1064 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 471/473 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/473 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 916/1389 variables, 473/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1389 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1013/2402 variables, 465/940 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2402 variables, 1/941 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2402 variables, 1/942 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2402 variables, 0/942 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 126/2528 variables, 21/963 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2528 variables, 42/1005 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2528 variables, 0/1005 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 84/2612 variables, 84/1089 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2612 variables, 0/1089 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2612 variables, 0/1089 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2612/2613 variables, and 1089 constraints, problems are : Problem set: 0 solved, 1 unsolved in 604 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1064/1064 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1150ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 15 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=7 )
Parikh walk visited 1 properties in 2 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 89 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 1064 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1064/1064 places, 1592/1592 transitions.
Applied a total of 0 rules in 122 ms. Remains 1064 /1064 variables (removed 0) and now considering 1592/1592 (removed 0) transitions.
[2024-05-31 20:28:51] [INFO ] Flow matrix only has 1549 transitions (discarded 43 similar events)
[2024-05-31 20:28:51] [INFO ] Invariant cache hit.
[2024-05-31 20:28:51] [INFO ] Implicit Places using invariants in 528 ms returned []
[2024-05-31 20:28:51] [INFO ] Flow matrix only has 1549 transitions (discarded 43 similar events)
[2024-05-31 20:28:51] [INFO ] Invariant cache hit.
[2024-05-31 20:28:53] [INFO ] Implicit Places using invariants and state equation in 1198 ms returned []
Implicit Place search using SMT with State Equation took 1727 ms to find 0 implicit places.
[2024-05-31 20:28:53] [INFO ] Redundant transitions in 21 ms returned []
Running 643 sub problems to find dead transitions.
[2024-05-31 20:28:53] [INFO ] Flow matrix only has 1549 transitions (discarded 43 similar events)
[2024-05-31 20:28:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1042 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1042 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 2 (OVERLAPS) 22/1064 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 643 unsolved
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(s357 1.0)
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(s366 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1064/2613 variables, and 24 constraints, problems are : Problem set: 0 solved, 643 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 0/1064 constraints, PredecessorRefiner: 643/643 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 643 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1042 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1042 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 2 (OVERLAPS) 22/1064 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1064 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 4 (OVERLAPS) 1548/2612 variables, 1064/1088 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2612 variables, 643/1731 constraints. Problems are: Problem set: 0 solved, 643 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2612/2613 variables, and 1731 constraints, problems are : Problem set: 0 solved, 643 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1064/1064 constraints, PredecessorRefiner: 643/643 constraints, Known Traps: 0/0 constraints]
After SMT, in 60881ms problems are : Problem set: 0 solved, 643 unsolved
Search for dead transitions found 0 dead transitions in 60887ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62769 ms. Remains : 1064/1064 places, 1592/1592 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 86 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (1425 resets) in 528 ms. (75 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 336198 steps, run timeout after 3001 ms. (steps per millisecond=112 ) properties seen :0 out of 1
Probabilistic random walk after 336198 steps, saw 97860 distinct states, run finished after 3001 ms. (steps per millisecond=112 ) properties seen :0
[2024-05-31 20:29:57] [INFO ] Flow matrix only has 1549 transitions (discarded 43 similar events)
[2024-05-31 20:29:57] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 471/473 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/473 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 916/1389 variables, 473/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1389 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1013/2402 variables, 465/940 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2402 variables, 1/941 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2402 variables, 0/941 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 126/2528 variables, 21/962 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2528 variables, 42/1004 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2528 variables, 0/1004 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 84/2612 variables, 84/1088 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2612 variables, 0/1088 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/2612 variables, 0/1088 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2612/2613 variables, and 1088 constraints, problems are : Problem set: 0 solved, 1 unsolved in 521 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1064/1064 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 471/473 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/473 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 916/1389 variables, 473/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1389 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1013/2402 variables, 465/940 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2402 variables, 1/941 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2402 variables, 1/942 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2402 variables, 0/942 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 126/2528 variables, 21/963 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2528 variables, 42/1005 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2528 variables, 0/1005 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 84/2612 variables, 84/1089 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2612 variables, 0/1089 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2612 variables, 0/1089 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2612/2613 variables, and 1089 constraints, problems are : Problem set: 0 solved, 1 unsolved in 645 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1064/1064 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1175ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 25 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=25 )
Parikh walk visited 1 properties in 1 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3526 reset in 1306 ms.
Product exploration explored 100000 steps with 3521 reset in 1322 ms.
Support contains 2 out of 1064 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1064/1064 places, 1592/1592 transitions.
Applied a total of 0 rules in 115 ms. Remains 1064 /1064 variables (removed 0) and now considering 1592/1592 (removed 0) transitions.
[2024-05-31 20:30:02] [INFO ] Flow matrix only has 1549 transitions (discarded 43 similar events)
[2024-05-31 20:30:02] [INFO ] Invariant cache hit.
[2024-05-31 20:30:02] [INFO ] Implicit Places using invariants in 541 ms returned []
[2024-05-31 20:30:02] [INFO ] Flow matrix only has 1549 transitions (discarded 43 similar events)
[2024-05-31 20:30:02] [INFO ] Invariant cache hit.
[2024-05-31 20:30:03] [INFO ] Implicit Places using invariants and state equation in 1278 ms returned []
Implicit Place search using SMT with State Equation took 1820 ms to find 0 implicit places.
[2024-05-31 20:30:03] [INFO ] Redundant transitions in 24 ms returned []
Running 643 sub problems to find dead transitions.
[2024-05-31 20:30:03] [INFO ] Flow matrix only has 1549 transitions (discarded 43 similar events)
[2024-05-31 20:30:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1042 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1042 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 2 (OVERLAPS) 22/1064 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 643 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1064/2613 variables, and 24 constraints, problems are : Problem set: 0 solved, 643 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 0/1064 constraints, PredecessorRefiner: 643/643 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 643 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1042 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1042 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 2 (OVERLAPS) 22/1064 variables, 22/24 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1064 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 4 (OVERLAPS) 1548/2612 variables, 1064/1088 constraints. Problems are: Problem set: 0 solved, 643 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2612 variables, 643/1731 constraints. Problems are: Problem set: 0 solved, 643 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2612/2613 variables, and 1731 constraints, problems are : Problem set: 0 solved, 643 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 1064/1064 constraints, PredecessorRefiner: 643/643 constraints, Known Traps: 0/0 constraints]
After SMT, in 60944ms problems are : Problem set: 0 solved, 643 unsolved
Search for dead transitions found 0 dead transitions in 60950ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62919 ms. Remains : 1064/1064 places, 1592/1592 transitions.
Treatment of property FlexibleBarrier-PT-22b-LTLCardinality-15 finished in 204857 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)))'
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)))'
[2024-05-31 20:31:05] [INFO ] Flatten gal took : 73 ms
[2024-05-31 20:31:05] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-31 20:31:05] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1530 places, 2090 transitions and 6315 arcs took 14 ms.
Total runtime 620148 ms.
There are residual formulas that ITS could not solve within timeout

BK_TIME_CONFINEMENT_REACHED

--------------------
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

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="FlexibleBarrier-PT-22b"
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 FlexibleBarrier-PT-22b, 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 r496-tall-171640602800155"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-22b.tgz
mv FlexibleBarrier-PT-22b 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 ;