MCC'2024- Execution of r496-tall-171640602700123

About the Execution of LTSMin+red for FlexibleBarrier-PT-18b

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
2916.903	3600000.00	12306598.00	1873.00	TTF?T?FTFFFTTFFF	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-171640602700123.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-18b, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r496-tall-171640602700123
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.6M
-rw-r--r-- 1 mcc users 6.4K 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 5.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K 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 3.7K Apr 22 14:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 22 14:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.0K Apr 13 08:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K Apr 13 08:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K 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 1.2M 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-18b-LTLCardinality-00
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-01
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-02
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-03
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-04
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-05
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-06
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-07
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-08
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-09
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-10
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-11
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-12
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-13
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-14
FORMULA_NAME FlexibleBarrier-PT-18b-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1717183612164

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-18b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 19:26:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-31 19:26:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 19:26:53] [INFO ] Load time of PNML (sax parser for PT used): 211 ms
[2024-05-31 19:26:53] [INFO ] Transformed 4370 places.
[2024-05-31 19:26:53] [INFO ] Transformed 5037 transitions.
[2024-05-31 19:26:53] [INFO ] Found NUPN structural information;
[2024-05-31 19:26:53] [INFO ] Parsed PT model containing 4370 places and 5037 transitions and 12657 arcs in 345 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 2 formulas.
Initial state reduction rules removed 1 formulas.
FORMULA FlexibleBarrier-PT-18b-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-18b-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-18b-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-18b-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-18b-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 33 out of 4370 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4370/4370 places, 5037/5037 transitions.
Discarding 1818 places :
Symmetric choice reduction at 0 with 1818 rule applications. Total rules 1818 place count 2552 transition count 3219
Iterating global reduction 0 with 1818 rules applied. Total rules applied 3636 place count 2552 transition count 3219
Discarding 857 places :
Symmetric choice reduction at 0 with 857 rule applications. Total rules 4493 place count 1695 transition count 2362
Iterating global reduction 0 with 857 rules applied. Total rules applied 5350 place count 1695 transition count 2362
Discarding 552 places :
Symmetric choice reduction at 0 with 552 rule applications. Total rules 5902 place count 1143 transition count 1810
Iterating global reduction 0 with 552 rules applied. Total rules applied 6454 place count 1143 transition count 1810
Ensure Unique test removed 266 transitions
Reduce isomorphic transitions removed 266 transitions.
Iterating post reduction 0 with 266 rules applied. Total rules applied 6720 place count 1143 transition count 1544
Applied a total of 6720 rules in 871 ms. Remains 1143 /4370 variables (removed 3227) and now considering 1544/5037 (removed 3493) transitions.
// Phase 1: matrix 1544 rows 1143 cols
[2024-05-31 19:26:54] [INFO ] Computed 20 invariants in 50 ms
[2024-05-31 19:26:55] [INFO ] Implicit Places using invariants in 735 ms returned []
[2024-05-31 19:26:55] [INFO ] Invariant cache hit.
[2024-05-31 19:26:56] [INFO ] Implicit Places using invariants and state equation in 992 ms returned []
Implicit Place search using SMT with State Equation took 1756 ms to find 0 implicit places.
Running 1543 sub problems to find dead transitions.
[2024-05-31 19:26:56] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
(s6 1.0)
(s7 1.0)
(s8 1.0)
(s9 1.0)
(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 1.0)
(s14 1.0)
(s15 1.0)
(s16 1.0)
(s17 1.0)
(s18 1.0)
(s19 1.0)
(s20 1.0)
(s21 1.0)
(s22 1.0)
(s23 1.0)
(s24 1.0)
(s25 1.0)
(s26 1.0)
(s27 1.0)
(s28 1.0)
(s29 timeout
1.0)
(s30 1.0)
(s31 1.0)
(s32 1.0)
(s33 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1142 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1543 unsolved
SMT process timed out in 32004ms, After SMT, problems are : Problem set: 0 solved, 1543 unsolved
Search for dead transitions found 0 dead transitions in 32030ms
Starting structural reductions in LTL mode, iteration 1 : 1143/4370 places, 1544/5037 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 34687 ms. Remains : 1143/4370 places, 1544/5037 transitions.
Support contains 33 out of 1143 places after structural reductions.
[2024-05-31 19:27:28] [INFO ] Flatten gal took : 123 ms
[2024-05-31 19:27:28] [INFO ] Flatten gal took : 71 ms
[2024-05-31 19:27:29] [INFO ] Input system was already deterministic with 1544 transitions.
Support contains 32 out of 1143 places (down from 33) after GAL structural reductions.
RANDOM walk for 40000 steps (319 resets) in 1596 ms. (25 steps per ms) remains 11/17 properties
BEST_FIRST walk for 40004 steps (28 resets) in 129 ms. (307 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (27 resets) in 61 ms. (645 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (29 resets) in 80 ms. (493 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (27 resets) in 84 ms. (470 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (28 resets) in 61 ms. (645 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (29 resets) in 72 ms. (547 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (27 resets) in 66 ms. (597 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (28 resets) in 50 ms. (784 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (27 resets) in 75 ms. (526 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (28 resets) in 62 ms. (634 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (27 resets) in 56 ms. (701 steps per ms) remains 11/11 properties
[2024-05-31 19:27:30] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 756/777 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/777 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 366/1143 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1143 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 1544/2687 variables, 1143/1163 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2687 variables, 0/1163 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 0/2687 variables, 0/1163 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2687/2687 variables, and 1163 constraints, problems are : Problem set: 0 solved, 11 unsolved in 1892 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 1143/1143 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 756/777 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-31 19:27:32] [INFO ] Deduced a trap composed of 343 places in 461 ms of which 39 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/777 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/777 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 366/1143 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-31 19:27:33] [INFO ] Deduced a trap composed of 54 places in 257 ms of which 8 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/1143 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1143 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 1544/2687 variables, 1143/1165 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2687 variables, 11/1176 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-31 19:27:34] [INFO ] Deduced a trap composed of 45 places in 255 ms of which 6 ms to minimize.
[2024-05-31 19:27:35] [INFO ] Deduced a trap composed of 102 places in 147 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/2687 variables, 2/1178 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2687 variables, 0/1178 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-31 19:27:36] [INFO ] Deduced a trap composed of 372 places in 337 ms of which 5 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/2687 variables, 1/1179 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2687/2687 variables, and 1179 constraints, problems are : Problem set: 0 solved, 11 unsolved in 5009 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 1143/1143 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 5/5 constraints]
After SMT, in 6922ms problems are : Problem set: 0 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 21 out of 1143 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1143/1143 places, 1544/1544 transitions.
Graph (trivial) has 1058 edges and 1143 vertex of which 109 / 1143 are part of one of the 18 SCC in 4 ms
Free SCC test removed 91 places
Drop transitions (Empty/Sink Transition effects.) removed 110 transitions
Reduce isomorphic transitions removed 110 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 84 transitions
Trivial Post-agglo rules discarded 84 transitions
Performed 84 trivial Post agglomeration. Transition count delta: 84
Iterating post reduction 0 with 84 rules applied. Total rules applied 85 place count 1052 transition count 1350
Reduce places removed 84 places and 0 transitions.
Iterating post reduction 1 with 84 rules applied. Total rules applied 169 place count 968 transition count 1350
Performed 38 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 38 Pre rules applied. Total rules applied 169 place count 968 transition count 1312
Deduced a syphon composed of 38 places in 1 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 245 place count 930 transition count 1312
Discarding 43 places :
Symmetric choice reduction at 2 with 43 rule applications. Total rules 288 place count 887 transition count 1269
Iterating global reduction 2 with 43 rules applied. Total rules applied 331 place count 887 transition count 1269
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 336 place count 887 transition count 1264
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 336 place count 887 transition count 1263
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 338 place count 886 transition count 1263
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 346 place count 878 transition count 1255
Iterating global reduction 3 with 8 rules applied. Total rules applied 354 place count 878 transition count 1255
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 356 place count 878 transition count 1253
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 1 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 4 with 222 rules applied. Total rules applied 578 place count 767 transition count 1142
Drop transitions (Empty/Sink Transition effects.) removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 4 with 36 rules applied. Total rules applied 614 place count 767 transition count 1106
Discarding 18 places :
Symmetric choice reduction at 5 with 18 rule applications. Total rules 632 place count 749 transition count 1088
Iterating global reduction 5 with 18 rules applied. Total rules applied 650 place count 749 transition count 1088
Free-agglomeration rule applied 627 times.
Iterating global reduction 5 with 627 rules applied. Total rules applied 1277 place count 749 transition count 461
Reduce places removed 627 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 286 transitions
Reduce isomorphic transitions removed 286 transitions.
Iterating post reduction 5 with 913 rules applied. Total rules applied 2190 place count 122 transition count 175
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 2192 place count 122 transition count 175
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 2193 place count 121 transition count 174
Reduce places removed 1 places and 0 transitions.
Graph (trivial) has 90 edges and 120 vertex of which 36 / 120 are part of one of the 18 SCC in 0 ms
Free SCC test removed 18 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 6 with 4 rules applied. Total rules applied 2197 place count 102 transition count 172
Reduce places removed 2 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 7 with 38 rules applied. Total rules applied 2235 place count 100 transition count 136
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 16 Pre rules applied. Total rules applied 2235 place count 100 transition count 120
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 8 with 32 rules applied. Total rules applied 2267 place count 84 transition count 120
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 8 with 16 rules applied. Total rules applied 2283 place count 84 transition count 104
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 9 with 32 rules applied. Total rules applied 2315 place count 68 transition count 88
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 9 with 2 rules applied. Total rules applied 2317 place count 67 transition count 87
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 2318 place count 67 transition count 86
Free-agglomeration rule applied 16 times.
Iterating global reduction 9 with 16 rules applied. Total rules applied 2334 place count 67 transition count 70
Reduce places removed 24 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 9 with 40 rules applied. Total rules applied 2374 place count 43 transition count 54
Free-agglomeration rule applied 1 times.
Iterating global reduction 10 with 1 rules applied. Total rules applied 2375 place count 43 transition count 53
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 2376 place count 42 transition count 53
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 11 with 1 rules applied. Total rules applied 2377 place count 42 transition count 52
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 2379 place count 41 transition count 51
Applied a total of 2379 rules in 574 ms. Remains 41 /1143 variables (removed 1102) and now considering 51/1544 (removed 1493) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 574 ms. Remains : 41/1143 places, 51/1544 transitions.
RANDOM walk for 813 steps (0 resets) in 9 ms. (81 steps per ms) remains 0/11 properties
Computed a total of 20 stabilizing places and 20 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' '!((X(p0)&&(p1 U p2)))'
Support contains 6 out of 1143 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1143/1143 places, 1544/1544 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 1119 transition count 1520
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 1119 transition count 1520
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 54 place count 1119 transition count 1514
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 69 place count 1104 transition count 1499
Iterating global reduction 1 with 15 rules applied. Total rules applied 84 place count 1104 transition count 1499
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 90 place count 1104 transition count 1493
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 97 place count 1097 transition count 1486
Iterating global reduction 2 with 7 rules applied. Total rules applied 104 place count 1097 transition count 1486
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 110 place count 1097 transition count 1480
Applied a total of 110 rules in 145 ms. Remains 1097 /1143 variables (removed 46) and now considering 1480/1544 (removed 64) transitions.
// Phase 1: matrix 1480 rows 1097 cols
[2024-05-31 19:27:38] [INFO ] Computed 20 invariants in 26 ms
[2024-05-31 19:27:38] [INFO ] Implicit Places using invariants in 513 ms returned []
[2024-05-31 19:27:38] [INFO ] Invariant cache hit.
[2024-05-31 19:27:39] [INFO ] Implicit Places using invariants and state equation in 982 ms returned []
Implicit Place search using SMT with State Equation took 1499 ms to find 0 implicit places.
Running 1479 sub problems to find dead transitions.
[2024-05-31 19:27:39] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1096 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1479 unsolved
SMT process timed out in 31696ms, After SMT, problems are : Problem set: 0 solved, 1479 unsolved
Search for dead transitions found 0 dead transitions in 31709ms
Starting structural reductions in LTL mode, iteration 1 : 1097/1143 places, 1480/1544 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 33360 ms. Remains : 1097/1143 places, 1480/1544 transitions.
Stuttering acceptance computed with spot in 282 ms :[(OR (NOT p2) (NOT p0)), true, (NOT p0), (NOT p2)]
Running random walk in product with property : FlexibleBarrier-PT-18b-LTLCardinality-00
Product exploration explored 100000 steps with 50000 reset in 434 ms.
Product exploration explored 100000 steps with 50000 reset in 335 ms.
Computed a total of 20 stabilizing places and 20 stable transitions
Computed a total of 20 stabilizing places and 20 stable transitions
Knowledge obtained : [(AND p2 p1 p0), (X p0), (X p2), (X (NOT (AND (NOT p2) p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 15 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FlexibleBarrier-PT-18b-LTLCardinality-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-18b-LTLCardinality-00 finished in 34548 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(F(p0)))'
Support contains 2 out of 1143 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1143/1143 places, 1544/1544 transitions.
Discarding 27 places :
Symmetric choice reduction at 0 with 27 rule applications. Total rules 27 place count 1116 transition count 1517
Iterating global reduction 0 with 27 rules applied. Total rules applied 54 place count 1116 transition count 1517
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 61 place count 1116 transition count 1510
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 78 place count 1099 transition count 1493
Iterating global reduction 1 with 17 rules applied. Total rules applied 95 place count 1099 transition count 1493
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 104 place count 1099 transition count 1484
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 110 place count 1093 transition count 1478
Iterating global reduction 2 with 6 rules applied. Total rules applied 116 place count 1093 transition count 1478
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 121 place count 1093 transition count 1473
Applied a total of 121 rules in 161 ms. Remains 1093 /1143 variables (removed 50) and now considering 1473/1544 (removed 71) transitions.
// Phase 1: matrix 1473 rows 1093 cols
[2024-05-31 19:28:12] [INFO ] Computed 20 invariants in 21 ms
[2024-05-31 19:28:12] [INFO ] Implicit Places using invariants in 391 ms returned []
[2024-05-31 19:28:12] [INFO ] Invariant cache hit.
[2024-05-31 19:28:13] [INFO ] Implicit Places using invariants and state equation in 901 ms returned []
Implicit Place search using SMT with State Equation took 1294 ms to find 0 implicit places.
Running 1472 sub problems to find dead transitions.
[2024-05-31 19:28:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1092 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1472 unsolved
SMT process timed out in 31750ms, After SMT, problems are : Problem set: 0 solved, 1472 unsolved
Search for dead transitions found 0 dead transitions in 31764ms
Starting structural reductions in LTL mode, iteration 1 : 1093/1143 places, 1473/1544 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 33223 ms. Remains : 1093/1143 places, 1473/1544 transitions.
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-18b-LTLCardinality-01
Product exploration explored 100000 steps with 50000 reset in 329 ms.
Product exploration explored 100000 steps with 50000 reset in 289 ms.
Computed a total of 20 stabilizing places and 20 stable transitions
Computed a total of 20 stabilizing places and 20 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 18 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FlexibleBarrier-PT-18b-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-18b-LTLCardinality-01 finished in 33979 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(G(p0))&&(F(p2)||p1))))'
Support contains 6 out of 1143 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1143/1143 places, 1544/1544 transitions.
Graph (trivial) has 1078 edges and 1143 vertex of which 109 / 1143 are part of one of the 18 SCC in 2 ms
Free SCC test removed 91 places
Ensure Unique test removed 92 transitions
Reduce isomorphic transitions removed 92 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 89 transitions
Trivial Post-agglo rules discarded 89 transitions
Performed 89 trivial Post agglomeration. Transition count delta: 89
Iterating post reduction 0 with 89 rules applied. Total rules applied 90 place count 1051 transition count 1362
Reduce places removed 89 places and 0 transitions.
Iterating post reduction 1 with 89 rules applied. Total rules applied 179 place count 962 transition count 1362
Performed 43 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 43 Pre rules applied. Total rules applied 179 place count 962 transition count 1319
Deduced a syphon composed of 43 places in 1 ms
Reduce places removed 43 places and 0 transitions.
Iterating global reduction 2 with 86 rules applied. Total rules applied 265 place count 919 transition count 1319
Discarding 56 places :
Symmetric choice reduction at 2 with 56 rule applications. Total rules 321 place count 863 transition count 1263
Iterating global reduction 2 with 56 rules applied. Total rules applied 377 place count 863 transition count 1263
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 384 place count 863 transition count 1256
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 396 place count 851 transition count 1244
Iterating global reduction 3 with 12 rules applied. Total rules applied 408 place count 851 transition count 1244
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 3 with 10 rules applied. Total rules applied 418 place count 851 transition count 1234
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 4 with 222 rules applied. Total rules applied 640 place count 740 transition count 1123
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 642 place count 738 transition count 1121
Iterating global reduction 4 with 2 rules applied. Total rules applied 644 place count 738 transition count 1121
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 646 place count 738 transition count 1119
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 5 with 18 rules applied. Total rules applied 664 place count 738 transition count 1101
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 666 place count 736 transition count 1099
Applied a total of 666 rules in 498 ms. Remains 736 /1143 variables (removed 407) and now considering 1099/1544 (removed 445) transitions.
[2024-05-31 19:28:46] [INFO ] Flow matrix only has 1064 transitions (discarded 35 similar events)
// Phase 1: matrix 1064 rows 736 cols
[2024-05-31 19:28:46] [INFO ] Computed 20 invariants in 42 ms
[2024-05-31 19:28:47] [INFO ] Implicit Places using invariants in 424 ms returned []
[2024-05-31 19:28:47] [INFO ] Flow matrix only has 1064 transitions (discarded 35 similar events)
[2024-05-31 19:28:47] [INFO ] Invariant cache hit.
[2024-05-31 19:28:48] [INFO ] Implicit Places using invariants and state equation in 767 ms returned []
Implicit Place search using SMT with State Equation took 1192 ms to find 0 implicit places.
[2024-05-31 19:28:48] [INFO ] Redundant transitions in 60 ms returned []
Running 463 sub problems to find dead transitions.
[2024-05-31 19:28:48] [INFO ] Flow matrix only has 1064 transitions (discarded 35 similar events)
[2024-05-31 19:28:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/718 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/718 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 2 (OVERLAPS) 18/736 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 463 unsolved
[2024-05-31 19:28:58] [INFO ] Deduced a trap composed of 316 places in 236 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/736 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/736 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 5 (OVERLAPS) 1063/1799 variables, 736/757 constraints. Problems are: Problem set: 0 solved, 463 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1799/1800 variables, and 757 constraints, problems are : Problem set: 0 solved, 463 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 736/736 constraints, PredecessorRefiner: 463/463 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 463 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/718 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/718 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 2 (OVERLAPS) 18/736 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/736 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/736 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 5 (OVERLAPS) 1063/1799 variables, 736/757 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1799 variables, 463/1220 constraints. Problems are: Problem set: 0 solved, 463 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1799/1800 variables, and 1220 constraints, problems are : Problem set: 0 solved, 463 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 736/736 constraints, PredecessorRefiner: 463/463 constraints, Known Traps: 1/1 constraints]
After SMT, in 60509ms problems are : Problem set: 0 solved, 463 unsolved
Search for dead transitions found 0 dead transitions in 60519ms
Starting structural reductions in SI_LTL mode, iteration 1 : 736/1143 places, 1099/1544 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62278 ms. Remains : 736/1143 places, 1099/1544 transitions.
Stuttering acceptance computed with spot in 104 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2)]
Running random walk in product with property : FlexibleBarrier-PT-18b-LTLCardinality-03
Product exploration explored 100000 steps with 4100 reset in 1084 ms.
Product exploration explored 100000 steps with 4096 reset in 1023 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 : [(AND p0 p1 p2), (X p2), (X p0), (X (X p2)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 91 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2)]
RANDOM walk for 40000 steps (1667 resets) in 1092 ms. (36 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 85 ms. (465 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 74 ms. (533 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 47 ms. (833 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 315105 steps, run timeout after 3001 ms. (steps per millisecond=105 ) properties seen :0 out of 4
Probabilistic random walk after 315105 steps, saw 108887 distinct states, run finished after 3005 ms. (steps per millisecond=104 ) properties seen :0
[2024-05-31 19:29:54] [INFO ] Flow matrix only has 1064 transitions (discarded 35 similar events)
[2024-05-31 19:29:54] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 367/373 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/373 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 671/1044 variables, 373/377 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1044 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 605/1649 variables, 273/650 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1649 variables, 1/651 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1649 variables, 0/651 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 90/1739 variables, 15/666 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1739 variables, 30/696 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1739 variables, 0/696 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 60/1799 variables, 60/756 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1799 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/1799 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1799/1800 variables, and 756 constraints, problems are : Problem set: 0 solved, 4 unsolved in 644 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 736/736 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 367/373 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
[2024-05-31 19:29:55] [INFO ] Deduced a trap composed of 316 places in 109 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/373 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/373 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 671/1044 variables, 373/378 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1044 variables, 1/379 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1044 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 605/1649 variables, 273/652 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1649 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1649 variables, 3/656 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1649 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 90/1739 variables, 15/671 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1739 variables, 30/701 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1739 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 60/1799 variables, 60/761 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1799 variables, 0/761 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/1799 variables, 0/761 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1799/1800 variables, and 761 constraints, problems are : Problem set: 0 solved, 4 unsolved in 909 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 736/736 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints]
After SMT, in 1561ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Finished Parikh walk after 906 steps, including 30 resets, run visited all 4 properties in 24 ms. (steps per millisecond=37 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 4 properties in 29 ms.
Knowledge obtained : [(AND p0 p1 p2), (X p2), (X p0), (X (X p2)), (X (X p0))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (NOT (OR p1 p2))), (F (NOT p2))]
Knowledge based reduction with 5 factoid took 141 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 97 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2)]
Stuttering acceptance computed with spot in 110 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2)]
Support contains 6 out of 736 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 736/736 places, 1099/1099 transitions.
Applied a total of 0 rules in 63 ms. Remains 736 /736 variables (removed 0) and now considering 1099/1099 (removed 0) transitions.
[2024-05-31 19:29:56] [INFO ] Flow matrix only has 1064 transitions (discarded 35 similar events)
[2024-05-31 19:29:56] [INFO ] Invariant cache hit.
[2024-05-31 19:29:57] [INFO ] Implicit Places using invariants in 416 ms returned []
[2024-05-31 19:29:57] [INFO ] Flow matrix only has 1064 transitions (discarded 35 similar events)
[2024-05-31 19:29:57] [INFO ] Invariant cache hit.
[2024-05-31 19:29:57] [INFO ] Implicit Places using invariants and state equation in 688 ms returned []
Implicit Place search using SMT with State Equation took 1106 ms to find 0 implicit places.
[2024-05-31 19:29:57] [INFO ] Redundant transitions in 15 ms returned []
Running 463 sub problems to find dead transitions.
[2024-05-31 19:29:57] [INFO ] Flow matrix only has 1064 transitions (discarded 35 similar events)
[2024-05-31 19:29:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/718 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/718 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 2 (OVERLAPS) 18/736 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 463 unsolved
[2024-05-31 19:30:07] [INFO ] Deduced a trap composed of 316 places in 211 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/736 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/736 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 5 (OVERLAPS) 1063/1799 variables, 736/757 constraints. Problems are: Problem set: 0 solved, 463 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1799/1800 variables, and 757 constraints, problems are : Problem set: 0 solved, 463 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 736/736 constraints, PredecessorRefiner: 463/463 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 463 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/718 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/718 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 2 (OVERLAPS) 18/736 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/736 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/736 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 5 (OVERLAPS) 1063/1799 variables, 736/757 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1799 variables, 463/1220 constraints. Problems are: Problem set: 0 solved, 463 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1799/1800 variables, and 1220 constraints, problems are : Problem set: 0 solved, 463 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 736/736 constraints, PredecessorRefiner: 463/463 constraints, Known Traps: 1/1 constraints]
After SMT, in 60451ms problems are : Problem set: 0 solved, 463 unsolved
Search for dead transitions found 0 dead transitions in 60455ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61644 ms. Remains : 736/736 places, 1099/1099 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 : [(AND p0 p1 p2), (X p2), (X p0), (X (X p2)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 85 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 95 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2)]
RANDOM walk for 40000 steps (1665 resets) in 674 ms. (59 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 301230 steps, run timeout after 3002 ms. (steps per millisecond=100 ) properties seen :0 out of 4
Probabilistic random walk after 301230 steps, saw 106270 distinct states, run finished after 3002 ms. (steps per millisecond=100 ) properties seen :0
[2024-05-31 19:31:01] [INFO ] Flow matrix only has 1064 transitions (discarded 35 similar events)
[2024-05-31 19:31:01] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 367/373 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/373 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 671/1044 variables, 373/377 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1044 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 605/1649 variables, 273/650 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1649 variables, 1/651 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1649 variables, 0/651 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 90/1739 variables, 15/666 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1739 variables, 30/696 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1739 variables, 0/696 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 60/1799 variables, 60/756 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1799 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/1799 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1799/1800 variables, and 756 constraints, problems are : Problem set: 0 solved, 4 unsolved in 630 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 736/736 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 367/373 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
[2024-05-31 19:31:02] [INFO ] Deduced a trap composed of 316 places in 124 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/373 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/373 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 671/1044 variables, 373/378 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1044 variables, 1/379 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1044 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 605/1649 variables, 273/652 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1649 variables, 1/653 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1649 variables, 3/656 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1649 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 90/1739 variables, 15/671 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1739 variables, 30/701 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1739 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 60/1799 variables, 60/761 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1799 variables, 0/761 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/1799 variables, 0/761 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1799/1800 variables, and 761 constraints, problems are : Problem set: 0 solved, 4 unsolved in 944 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 736/736 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints]
After SMT, in 1581ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Finished Parikh walk after 117 steps, including 3 resets, run visited all 1 properties in 2 ms. (steps per millisecond=58 )
Parikh walk visited 4 properties in 46 ms.
Knowledge obtained : [(AND p0 p1 p2), (X p2), (X p0), (X (X p2)), (X (X p0))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (NOT (OR p1 p2))), (F (NOT p2))]
Knowledge based reduction with 5 factoid took 157 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 3 states, 6 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 100 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2)]
Stuttering acceptance computed with spot in 124 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2)]
Stuttering acceptance computed with spot in 99 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2)]
Product exploration explored 100000 steps with 4101 reset in 984 ms.
Product exploration explored 100000 steps with 4110 reset in 993 ms.
Support contains 6 out of 736 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 736/736 places, 1099/1099 transitions.
Applied a total of 0 rules in 54 ms. Remains 736 /736 variables (removed 0) and now considering 1099/1099 (removed 0) transitions.
[2024-05-31 19:31:06] [INFO ] Flow matrix only has 1064 transitions (discarded 35 similar events)
[2024-05-31 19:31:06] [INFO ] Invariant cache hit.
[2024-05-31 19:31:06] [INFO ] Implicit Places using invariants in 341 ms returned []
[2024-05-31 19:31:06] [INFO ] Flow matrix only has 1064 transitions (discarded 35 similar events)
[2024-05-31 19:31:06] [INFO ] Invariant cache hit.
[2024-05-31 19:31:07] [INFO ] Implicit Places using invariants and state equation in 683 ms returned []
Implicit Place search using SMT with State Equation took 1034 ms to find 0 implicit places.
[2024-05-31 19:31:07] [INFO ] Redundant transitions in 9 ms returned []
Running 463 sub problems to find dead transitions.
[2024-05-31 19:31:07] [INFO ] Flow matrix only has 1064 transitions (discarded 35 similar events)
[2024-05-31 19:31:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/718 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/718 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 2 (OVERLAPS) 18/736 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 463 unsolved
[2024-05-31 19:31:17] [INFO ] Deduced a trap composed of 316 places in 222 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/736 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/736 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 5 (OVERLAPS) 1063/1799 variables, 736/757 constraints. Problems are: Problem set: 0 solved, 463 unsolved
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0.0)
(s540 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1799/1800 variables, and 757 constraints, problems are : Problem set: 0 solved, 463 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 736/736 constraints, PredecessorRefiner: 463/463 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 463 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/718 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/718 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 2 (OVERLAPS) 18/736 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/736 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/736 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 5 (OVERLAPS) 1063/1799 variables, 736/757 constraints. Problems are: Problem set: 0 solved, 463 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1799 variables, 463/1220 constraints. Problems are: Problem set: 0 solved, 463 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1799/1800 variables, and 1220 constraints, problems are : Problem set: 0 solved, 463 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 736/736 constraints, PredecessorRefiner: 463/463 constraints, Known Traps: 1/1 constraints]
After SMT, in 60468ms problems are : Problem set: 0 solved, 463 unsolved
Search for dead transitions found 0 dead transitions in 60472ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61574 ms. Remains : 736/736 places, 1099/1099 transitions.
Treatment of property FlexibleBarrier-PT-18b-LTLCardinality-03 finished in 201418 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(p0) U X(p1)))'
Support contains 3 out of 1143 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1143/1143 places, 1544/1544 transitions.
Discarding 27 places :
Symmetric choice reduction at 0 with 27 rule applications. Total rules 27 place count 1116 transition count 1517
Iterating global reduction 0 with 27 rules applied. Total rules applied 54 place count 1116 transition count 1517
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 62 place count 1116 transition count 1509
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 78 place count 1100 transition count 1493
Iterating global reduction 1 with 16 rules applied. Total rules applied 94 place count 1100 transition count 1493
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 103 place count 1100 transition count 1484
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 109 place count 1094 transition count 1478
Iterating global reduction 2 with 6 rules applied. Total rules applied 115 place count 1094 transition count 1478
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 120 place count 1094 transition count 1473
Applied a total of 120 rules in 102 ms. Remains 1094 /1143 variables (removed 49) and now considering 1473/1544 (removed 71) transitions.
// Phase 1: matrix 1473 rows 1094 cols
[2024-05-31 19:32:07] [INFO ] Computed 20 invariants in 18 ms
[2024-05-31 19:32:08] [INFO ] Implicit Places using invariants in 586 ms returned []
[2024-05-31 19:32:08] [INFO ] Invariant cache hit.
[2024-05-31 19:32:09] [INFO ] Implicit Places using invariants and state equation in 1015 ms returned []
Implicit Place search using SMT with State Equation took 1604 ms to find 0 implicit places.
Running 1472 sub problems to find dead transitions.
[2024-05-31 19:32:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1093 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1472 unsolved
SMT process timed out in 31744ms, After SMT, problems are : Problem set: 0 solved, 1472 unsolved
Search for dead transitions found 0 dead transitions in 31759ms
Starting structural reductions in LTL mode, iteration 1 : 1094/1143 places, 1473/1544 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 33468 ms. Remains : 1094/1143 places, 1473/1544 transitions.
Stuttering acceptance computed with spot in 178 ms :[(NOT p1), (NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-18b-LTLCardinality-04
Product exploration explored 100000 steps with 50000 reset in 292 ms.
Product exploration explored 100000 steps with 50000 reset in 300 ms.
Computed a total of 20 stabilizing places and 20 stable transitions
Computed a total of 20 stabilizing places and 20 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X p1), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 18 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FlexibleBarrier-PT-18b-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-18b-LTLCardinality-04 finished in 34284 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 1143 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1143/1143 places, 1544/1544 transitions.
Graph (trivial) has 1085 edges and 1143 vertex of which 109 / 1143 are part of one of the 18 SCC in 1 ms
Free SCC test removed 91 places
Ensure Unique test removed 92 transitions
Reduce isomorphic transitions removed 92 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 93 transitions
Trivial Post-agglo rules discarded 93 transitions
Performed 93 trivial Post agglomeration. Transition count delta: 93
Iterating post reduction 0 with 93 rules applied. Total rules applied 94 place count 1051 transition count 1358
Reduce places removed 93 places and 0 transitions.
Iterating post reduction 1 with 93 rules applied. Total rules applied 187 place count 958 transition count 1358
Performed 43 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 43 Pre rules applied. Total rules applied 187 place count 958 transition count 1315
Deduced a syphon composed of 43 places in 0 ms
Reduce places removed 43 places and 0 transitions.
Iterating global reduction 2 with 86 rules applied. Total rules applied 273 place count 915 transition count 1315
Discarding 61 places :
Symmetric choice reduction at 2 with 61 rule applications. Total rules 334 place count 854 transition count 1254
Iterating global reduction 2 with 61 rules applied. Total rules applied 395 place count 854 transition count 1254
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 403 place count 854 transition count 1246
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 403 place count 854 transition count 1245
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 405 place count 853 transition count 1245
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 417 place count 841 transition count 1233
Iterating global reduction 3 with 12 rules applied. Total rules applied 429 place count 841 transition count 1233
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 3 with 11 rules applied. Total rules applied 440 place count 841 transition count 1222
Performed 109 Post agglomeration using F-continuation condition.Transition count delta: 109
Deduced a syphon composed of 109 places in 0 ms
Reduce places removed 109 places and 0 transitions.
Iterating global reduction 4 with 218 rules applied. Total rules applied 658 place count 732 transition count 1113
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 661 place count 729 transition count 1110
Iterating global reduction 4 with 3 rules applied. Total rules applied 664 place count 729 transition count 1110
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 667 place count 729 transition count 1107
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 5 with 18 rules applied. Total rules applied 685 place count 729 transition count 1089
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 686 place count 729 transition count 1089
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 688 place count 727 transition count 1087
Applied a total of 688 rules in 329 ms. Remains 727 /1143 variables (removed 416) and now considering 1087/1544 (removed 457) transitions.
[2024-05-31 19:32:42] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
// Phase 1: matrix 1052 rows 727 cols
[2024-05-31 19:32:42] [INFO ] Computed 20 invariants in 26 ms
[2024-05-31 19:32:42] [INFO ] Implicit Places using invariants in 369 ms returned []
[2024-05-31 19:32:42] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
[2024-05-31 19:32:42] [INFO ] Invariant cache hit.
[2024-05-31 19:32:43] [INFO ] Implicit Places using invariants and state equation in 716 ms returned []
Implicit Place search using SMT with State Equation took 1087 ms to find 0 implicit places.
[2024-05-31 19:32:43] [INFO ] Redundant transitions in 14 ms returned []
Running 454 sub problems to find dead transitions.
[2024-05-31 19:32:43] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
[2024-05-31 19:32:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/709 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/709 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 2 (OVERLAPS) 18/727 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/727 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 4 (OVERLAPS) 1051/1778 variables, 727/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1778 variables, 0/747 constraints. Problems are: Problem set: 0 solved, 454 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 1778/1779 variables, and 747 constraints, problems are : Problem set: 0 solved, 454 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 constraints, PredecessorRefiner: 454/454 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 454 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/709 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/709 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 2 (OVERLAPS) 18/727 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/727 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 4 (OVERLAPS) 1051/1778 variables, 727/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1778 variables, 454/1201 constraints. Problems are: Problem set: 0 solved, 454 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1778/1779 variables, and 1201 constraints, problems are : Problem set: 0 solved, 454 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 constraints, PredecessorRefiner: 454/454 constraints, Known Traps: 0/0 constraints]
After SMT, in 60505ms problems are : Problem set: 0 solved, 454 unsolved
Search for dead transitions found 0 dead transitions in 60509ms
Starting structural reductions in SI_LTL mode, iteration 1 : 727/1143 places, 1087/1544 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61951 ms. Remains : 727/1143 places, 1087/1544 transitions.
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-18b-LTLCardinality-05
Product exploration explored 100000 steps with 4090 reset in 987 ms.
Product exploration explored 100000 steps with 4080 reset in 965 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 78 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 67 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (1665 resets) in 413 ms. (96 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 26 ms. (1481 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 619012 steps, run timeout after 3001 ms. (steps per millisecond=206 ) properties seen :0 out of 1
Probabilistic random walk after 619012 steps, saw 149755 distinct states, run finished after 3001 ms. (steps per millisecond=206 ) properties seen :0
[2024-05-31 19:33:49] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
[2024-05-31 19:33:49] [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) 48/50 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 119/169 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 999/1168 variables, 131/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1168 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1168 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 546/1714 variables, 17/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1714 variables, 482/683 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1714 variables, 0/683 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 64/1778 variables, 64/747 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1778 variables, 0/747 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/1778 variables, 0/747 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1778/1779 variables, and 747 constraints, problems are : Problem set: 0 solved, 1 unsolved in 356 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 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) 48/50 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 119/169 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 999/1168 variables, 131/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1168 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1168 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1168 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 546/1714 variables, 17/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1714 variables, 482/684 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1714 variables, 0/684 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 64/1778 variables, 64/748 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1778 variables, 0/748 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/1778 variables, 0/748 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1778/1779 variables, and 748 constraints, problems are : Problem set: 0 solved, 1 unsolved in 364 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 729ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 13 ms.
Support contains 2 out of 727 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 727/727 places, 1087/1087 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 36 rules applied. Total rules applied 36 place count 727 transition count 1051
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 54 place count 709 transition count 1033
Iterating global reduction 1 with 18 rules applied. Total rules applied 72 place count 709 transition count 1033
Free-agglomeration rule applied 615 times.
Iterating global reduction 1 with 615 rules applied. Total rules applied 687 place count 709 transition count 418
Discarding 75 places :
Also discarding 301 output transitions
Drop transitions (Output transitions of discarded places.) removed 301 transitions
Remove reverse transitions (loop back) rule discarded transition t305.t1187.t1053.t1054 and 75 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 93 transitions
Reduce isomorphic transitions removed 93 transitions.
Graph (trivial) has 20 edges and 17 vertex of which 14 / 17 are part of one of the 4 SCC in 0 ms
Free SCC test removed 10 places
Iterating post reduction 1 with 95 rules applied. Total rules applied 782 place count 7 transition count 24
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 20 rules applied. Total rules applied 802 place count 6 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 803 place count 5 transition count 5
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 803 place count 5 transition count 4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 805 place count 4 transition count 4
Applied a total of 805 rules in 89 ms. Remains 4 /727 variables (removed 723) and now considering 4/1087 (removed 1083) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 89 ms. Remains : 4/727 places, 4/1087 transitions.
RANDOM walk for 6 steps (0 resets) in 4 ms. (1 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 91 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 58 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 727 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 727/727 places, 1087/1087 transitions.
Applied a total of 0 rules in 59 ms. Remains 727 /727 variables (removed 0) and now considering 1087/1087 (removed 0) transitions.
[2024-05-31 19:33:50] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
[2024-05-31 19:33:50] [INFO ] Invariant cache hit.
[2024-05-31 19:33:50] [INFO ] Implicit Places using invariants in 320 ms returned []
[2024-05-31 19:33:50] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
[2024-05-31 19:33:50] [INFO ] Invariant cache hit.
[2024-05-31 19:33:51] [INFO ] Implicit Places using invariants and state equation in 680 ms returned []
Implicit Place search using SMT with State Equation took 1003 ms to find 0 implicit places.
[2024-05-31 19:33:51] [INFO ] Redundant transitions in 11 ms returned []
Running 454 sub problems to find dead transitions.
[2024-05-31 19:33:51] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
[2024-05-31 19:33:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/709 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/709 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 2 (OVERLAPS) 18/727 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/727 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 4 (OVERLAPS) 1051/1778 variables, 727/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1778 variables, 0/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1778/1779 variables, and 747 constraints, problems are : Problem set: 0 solved, 454 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 constraints, PredecessorRefiner: 454/454 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 454 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/709 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/709 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 2 (OVERLAPS) 18/727 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/727 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 4 (OVERLAPS) 1051/1778 variables, 727/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1778 variables, 454/1201 constraints. Problems are: Problem set: 0 solved, 454 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1778/1779 variables, and 1201 constraints, problems are : Problem set: 0 solved, 454 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 constraints, PredecessorRefiner: 454/454 constraints, Known Traps: 0/0 constraints]
After SMT, in 60515ms problems are : Problem set: 0 solved, 454 unsolved
Search for dead transitions found 0 dead transitions in 60519ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61597 ms. Remains : 727/727 places, 1087/1087 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 83 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 77 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (1671 resets) in 496 ms. (80 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 629620 steps, run timeout after 3001 ms. (steps per millisecond=209 ) properties seen :0 out of 1
Probabilistic random walk after 629620 steps, saw 152577 distinct states, run finished after 3001 ms. (steps per millisecond=209 ) properties seen :0
[2024-05-31 19:34:55] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
[2024-05-31 19:34:55] [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) 48/50 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 119/169 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 999/1168 variables, 131/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1168 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1168 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 546/1714 variables, 17/201 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1714 variables, 482/683 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1714 variables, 0/683 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 64/1778 variables, 64/747 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1778 variables, 0/747 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/1778 variables, 0/747 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1778/1779 variables, and 747 constraints, problems are : Problem set: 0 solved, 1 unsolved in 342 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 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) 48/50 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/50 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 119/169 variables, 50/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 999/1168 variables, 131/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1168 variables, 1/184 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1168 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1168 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 546/1714 variables, 17/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1714 variables, 482/684 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1714 variables, 0/684 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 64/1778 variables, 64/748 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1778 variables, 0/748 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/1778 variables, 0/748 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1778/1779 variables, and 748 constraints, problems are : Problem set: 0 solved, 1 unsolved in 351 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 702ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 489 steps, including 18 resets, run visited all 1 properties in 3 ms. (steps per millisecond=163 )
Parikh walk visited 1 properties in 4 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 84 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 63 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 4089 reset in 965 ms.
Product exploration explored 100000 steps with 4088 reset in 979 ms.
Support contains 2 out of 727 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 727/727 places, 1087/1087 transitions.
Applied a total of 0 rules in 50 ms. Remains 727 /727 variables (removed 0) and now considering 1087/1087 (removed 0) transitions.
[2024-05-31 19:34:58] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
[2024-05-31 19:34:58] [INFO ] Invariant cache hit.
[2024-05-31 19:34:58] [INFO ] Implicit Places using invariants in 321 ms returned []
[2024-05-31 19:34:58] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
[2024-05-31 19:34:58] [INFO ] Invariant cache hit.
[2024-05-31 19:34:59] [INFO ] Implicit Places using invariants and state equation in 651 ms returned []
Implicit Place search using SMT with State Equation took 975 ms to find 0 implicit places.
[2024-05-31 19:34:59] [INFO ] Redundant transitions in 16 ms returned []
Running 454 sub problems to find dead transitions.
[2024-05-31 19:34:59] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
[2024-05-31 19:34:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/709 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/709 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 2 (OVERLAPS) 18/727 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/727 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 4 (OVERLAPS) 1051/1778 variables, 727/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1778 variables, 0/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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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 1778/1779 variables, and 747 constraints, problems are : Problem set: 0 solved, 454 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 constraints, PredecessorRefiner: 454/454 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 454 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/709 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/709 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 2 (OVERLAPS) 18/727 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/727 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 4 (OVERLAPS) 1051/1778 variables, 727/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1778 variables, 454/1201 constraints. Problems are: Problem set: 0 solved, 454 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1778/1779 variables, and 1201 constraints, problems are : Problem set: 0 solved, 454 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 constraints, PredecessorRefiner: 454/454 constraints, Known Traps: 0/0 constraints]
After SMT, in 60464ms problems are : Problem set: 0 solved, 454 unsolved
Search for dead transitions found 0 dead transitions in 60471ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61519 ms. Remains : 727/727 places, 1087/1087 transitions.
Treatment of property FlexibleBarrier-PT-18b-LTLCardinality-05 finished in 198122 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 4 out of 1143 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1143/1143 places, 1544/1544 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 1118 transition count 1519
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 1118 transition count 1519
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 57 place count 1118 transition count 1512
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 73 place count 1102 transition count 1496
Iterating global reduction 1 with 16 rules applied. Total rules applied 89 place count 1102 transition count 1496
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 98 place count 1102 transition count 1487
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 103 place count 1097 transition count 1482
Iterating global reduction 2 with 5 rules applied. Total rules applied 108 place count 1097 transition count 1482
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 112 place count 1097 transition count 1478
Applied a total of 112 rules in 97 ms. Remains 1097 /1143 variables (removed 46) and now considering 1478/1544 (removed 66) transitions.
// Phase 1: matrix 1478 rows 1097 cols
[2024-05-31 19:36:00] [INFO ] Computed 20 invariants in 24 ms
[2024-05-31 19:36:00] [INFO ] Implicit Places using invariants in 404 ms returned []
[2024-05-31 19:36:00] [INFO ] Invariant cache hit.
[2024-05-31 19:36:01] [INFO ] Implicit Places using invariants and state equation in 941 ms returned []
Implicit Place search using SMT with State Equation took 1347 ms to find 0 implicit places.
Running 1477 sub problems to find dead transitions.
[2024-05-31 19:36:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1096 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1477 unsolved
SMT process timed out in 31635ms, After SMT, problems are : Problem set: 0 solved, 1477 unsolved
Search for dead transitions found 0 dead transitions in 31649ms
Starting structural reductions in LTL mode, iteration 1 : 1097/1143 places, 1478/1544 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 33096 ms. Remains : 1097/1143 places, 1478/1544 transitions.
Stuttering acceptance computed with spot in 89 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-18b-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-18b-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-18b-LTLCardinality-08 finished in 33201 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 1143 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1143/1143 places, 1544/1544 transitions.
Graph (trivial) has 1084 edges and 1143 vertex of which 109 / 1143 are part of one of the 18 SCC in 1 ms
Free SCC test removed 91 places
Ensure Unique test removed 92 transitions
Reduce isomorphic transitions removed 92 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 92 transitions
Trivial Post-agglo rules discarded 92 transitions
Performed 92 trivial Post agglomeration. Transition count delta: 92
Iterating post reduction 0 with 92 rules applied. Total rules applied 93 place count 1051 transition count 1359
Reduce places removed 92 places and 0 transitions.
Iterating post reduction 1 with 92 rules applied. Total rules applied 185 place count 959 transition count 1359
Performed 43 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 43 Pre rules applied. Total rules applied 185 place count 959 transition count 1316
Deduced a syphon composed of 43 places in 1 ms
Reduce places removed 43 places and 0 transitions.
Iterating global reduction 2 with 86 rules applied. Total rules applied 271 place count 916 transition count 1316
Discarding 60 places :
Symmetric choice reduction at 2 with 60 rule applications. Total rules 331 place count 856 transition count 1256
Iterating global reduction 2 with 60 rules applied. Total rules applied 391 place count 856 transition count 1256
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 398 place count 856 transition count 1249
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 398 place count 856 transition count 1248
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 400 place count 855 transition count 1248
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 412 place count 843 transition count 1236
Iterating global reduction 3 with 12 rules applied. Total rules applied 424 place count 843 transition count 1236
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 3 with 11 rules applied. Total rules applied 435 place count 843 transition count 1225
Performed 110 Post agglomeration using F-continuation condition.Transition count delta: 110
Deduced a syphon composed of 110 places in 0 ms
Reduce places removed 110 places and 0 transitions.
Iterating global reduction 4 with 220 rules applied. Total rules applied 655 place count 733 transition count 1115
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 658 place count 730 transition count 1112
Iterating global reduction 4 with 3 rules applied. Total rules applied 661 place count 730 transition count 1112
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 664 place count 730 transition count 1109
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 5 with 18 rules applied. Total rules applied 682 place count 730 transition count 1091
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 684 place count 728 transition count 1089
Applied a total of 684 rules in 267 ms. Remains 728 /1143 variables (removed 415) and now considering 1089/1544 (removed 455) transitions.
[2024-05-31 19:36:33] [INFO ] Flow matrix only has 1054 transitions (discarded 35 similar events)
// Phase 1: matrix 1054 rows 728 cols
[2024-05-31 19:36:33] [INFO ] Computed 20 invariants in 25 ms
[2024-05-31 19:36:34] [INFO ] Implicit Places using invariants in 372 ms returned []
[2024-05-31 19:36:34] [INFO ] Flow matrix only has 1054 transitions (discarded 35 similar events)
[2024-05-31 19:36:34] [INFO ] Invariant cache hit.
[2024-05-31 19:36:34] [INFO ] Implicit Places using invariants and state equation in 688 ms returned []
Implicit Place search using SMT with State Equation took 1070 ms to find 0 implicit places.
[2024-05-31 19:36:34] [INFO ] Redundant transitions in 9 ms returned []
Running 455 sub problems to find dead transitions.
[2024-05-31 19:36:34] [INFO ] Flow matrix only has 1054 transitions (discarded 35 similar events)
[2024-05-31 19:36:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/710 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 455 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/710 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 455 unsolved
At refinement iteration 2 (OVERLAPS) 18/728 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 455 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/728 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 455 unsolved
At refinement iteration 4 (OVERLAPS) 1053/1781 variables, 728/748 constraints. Problems are: Problem set: 0 solved, 455 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1781 variables, 0/748 constraints. Problems are: Problem set: 0 solved, 455 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1781/1782 variables, and 748 constraints, problems are : Problem set: 0 solved, 455 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 728/728 constraints, PredecessorRefiner: 455/455 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 455 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/710 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 455 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/710 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 455 unsolved
At refinement iteration 2 (OVERLAPS) 18/728 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 455 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/728 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 455 unsolved
At refinement iteration 4 (OVERLAPS) 1053/1781 variables, 728/748 constraints. Problems are: Problem set: 0 solved, 455 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1781 variables, 455/1203 constraints. Problems are: Problem set: 0 solved, 455 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1781/1782 variables, and 1203 constraints, problems are : Problem set: 0 solved, 455 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 728/728 constraints, PredecessorRefiner: 455/455 constraints, Known Traps: 0/0 constraints]
After SMT, in 60515ms problems are : Problem set: 0 solved, 455 unsolved
Search for dead transitions found 0 dead transitions in 60519ms
Starting structural reductions in SI_LTL mode, iteration 1 : 728/1143 places, 1089/1544 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61870 ms. Remains : 728/1143 places, 1089/1544 transitions.
Stuttering acceptance computed with spot in 91 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-18b-LTLCardinality-09
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-18b-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-18b-LTLCardinality-09 finished in 61974 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)))'
Support contains 2 out of 1143 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1143/1143 places, 1544/1544 transitions.
Graph (trivial) has 1084 edges and 1143 vertex of which 109 / 1143 are part of one of the 18 SCC in 2 ms
Free SCC test removed 91 places
Ensure Unique test removed 92 transitions
Reduce isomorphic transitions removed 92 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 92 transitions
Trivial Post-agglo rules discarded 92 transitions
Performed 92 trivial Post agglomeration. Transition count delta: 92
Iterating post reduction 0 with 92 rules applied. Total rules applied 93 place count 1051 transition count 1359
Reduce places removed 92 places and 0 transitions.
Iterating post reduction 1 with 92 rules applied. Total rules applied 185 place count 959 transition count 1359
Performed 44 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 44 Pre rules applied. Total rules applied 185 place count 959 transition count 1315
Deduced a syphon composed of 44 places in 1 ms
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 2 with 88 rules applied. Total rules applied 273 place count 915 transition count 1315
Discarding 61 places :
Symmetric choice reduction at 2 with 61 rule applications. Total rules 334 place count 854 transition count 1254
Iterating global reduction 2 with 61 rules applied. Total rules applied 395 place count 854 transition count 1254
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 402 place count 854 transition count 1247
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 402 place count 854 transition count 1246
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 404 place count 853 transition count 1246
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 416 place count 841 transition count 1234
Iterating global reduction 3 with 12 rules applied. Total rules applied 428 place count 841 transition count 1234
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 440 place count 841 transition count 1222
Performed 109 Post agglomeration using F-continuation condition.Transition count delta: 109
Deduced a syphon composed of 109 places in 1 ms
Reduce places removed 109 places and 0 transitions.
Iterating global reduction 4 with 218 rules applied. Total rules applied 658 place count 732 transition count 1113
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 661 place count 729 transition count 1110
Iterating global reduction 4 with 3 rules applied. Total rules applied 664 place count 729 transition count 1110
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 667 place count 729 transition count 1107
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 5 with 18 rules applied. Total rules applied 685 place count 729 transition count 1089
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 686 place count 729 transition count 1089
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 688 place count 727 transition count 1087
Applied a total of 688 rules in 328 ms. Remains 727 /1143 variables (removed 416) and now considering 1087/1544 (removed 457) transitions.
[2024-05-31 19:37:35] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
// Phase 1: matrix 1052 rows 727 cols
[2024-05-31 19:37:35] [INFO ] Computed 20 invariants in 29 ms
[2024-05-31 19:37:36] [INFO ] Implicit Places using invariants in 365 ms returned []
[2024-05-31 19:37:36] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
[2024-05-31 19:37:36] [INFO ] Invariant cache hit.
[2024-05-31 19:37:36] [INFO ] Implicit Places using invariants and state equation in 682 ms returned []
Implicit Place search using SMT with State Equation took 1048 ms to find 0 implicit places.
[2024-05-31 19:37:36] [INFO ] Redundant transitions in 12 ms returned []
Running 454 sub problems to find dead transitions.
[2024-05-31 19:37:36] [INFO ] Flow matrix only has 1052 transitions (discarded 35 similar events)
[2024-05-31 19:37:36] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/709 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/709 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 2 (OVERLAPS) 18/727 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/727 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 4 (OVERLAPS) 1051/1778 variables, 727/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1778 variables, 0/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1778/1779 variables, and 747 constraints, problems are : Problem set: 0 solved, 454 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 constraints, PredecessorRefiner: 454/454 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 454 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/709 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/709 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 2 (OVERLAPS) 18/727 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/727 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 4 (OVERLAPS) 1051/1778 variables, 727/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1778 variables, 454/1201 constraints. Problems are: Problem set: 0 solved, 454 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1778/1779 variables, and 1201 constraints, problems are : Problem set: 0 solved, 454 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 constraints, PredecessorRefiner: 454/454 constraints, Known Traps: 0/0 constraints]
After SMT, in 60460ms problems are : Problem set: 0 solved, 454 unsolved
Search for dead transitions found 0 dead transitions in 60464ms
Starting structural reductions in SI_LTL mode, iteration 1 : 727/1143 places, 1087/1544 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61859 ms. Remains : 727/1143 places, 1087/1544 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-18b-LTLCardinality-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-18b-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-18b-LTLCardinality-10 finished in 61922 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(F(p0))))'
Support contains 2 out of 1143 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1143/1143 places, 1544/1544 transitions.
Discarding 27 places :
Symmetric choice reduction at 0 with 27 rule applications. Total rules 27 place count 1116 transition count 1517
Iterating global reduction 0 with 27 rules applied. Total rules applied 54 place count 1116 transition count 1517
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 62 place count 1116 transition count 1509
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 78 place count 1100 transition count 1493
Iterating global reduction 1 with 16 rules applied. Total rules applied 94 place count 1100 transition count 1493
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 102 place count 1100 transition count 1485
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 108 place count 1094 transition count 1479
Iterating global reduction 2 with 6 rules applied. Total rules applied 114 place count 1094 transition count 1479
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 119 place count 1094 transition count 1474
Applied a total of 119 rules in 104 ms. Remains 1094 /1143 variables (removed 49) and now considering 1474/1544 (removed 70) transitions.
// Phase 1: matrix 1474 rows 1094 cols
[2024-05-31 19:38:37] [INFO ] Computed 20 invariants in 17 ms
[2024-05-31 19:38:37] [INFO ] Implicit Places using invariants in 409 ms returned []
[2024-05-31 19:38:37] [INFO ] Invariant cache hit.
[2024-05-31 19:38:38] [INFO ] Implicit Places using invariants and state equation in 1069 ms returned []
Implicit Place search using SMT with State Equation took 1480 ms to find 0 implicit places.
Running 1473 sub problems to find dead transitions.
[2024-05-31 19:38:38] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1093 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1473 unsolved
SMT process timed out in 31656ms, After SMT, problems are : Problem set: 0 solved, 1473 unsolved
Search for dead transitions found 0 dead transitions in 31670ms
Starting structural reductions in LTL mode, iteration 1 : 1094/1143 places, 1474/1544 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 33258 ms. Remains : 1094/1143 places, 1474/1544 transitions.
Stuttering acceptance computed with spot in 112 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-18b-LTLCardinality-12
Product exploration explored 100000 steps with 33333 reset in 222 ms.
Product exploration explored 100000 steps with 33333 reset in 228 ms.
Computed a total of 20 stabilizing places and 20 stable transitions
Computed a total of 20 stabilizing places and 20 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 17 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-18b-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-18b-LTLCardinality-12 finished in 33863 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 U p1))))'
Support contains 2 out of 1143 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1143/1143 places, 1544/1544 transitions.
Graph (trivial) has 1084 edges and 1143 vertex of which 103 / 1143 are part of one of the 17 SCC in 1 ms
Free SCC test removed 86 places
Ensure Unique test removed 87 transitions
Reduce isomorphic transitions removed 87 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 93 transitions
Trivial Post-agglo rules discarded 93 transitions
Performed 93 trivial Post agglomeration. Transition count delta: 93
Iterating post reduction 0 with 93 rules applied. Total rules applied 94 place count 1056 transition count 1363
Reduce places removed 93 places and 0 transitions.
Iterating post reduction 1 with 93 rules applied. Total rules applied 187 place count 963 transition count 1363
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 45 Pre rules applied. Total rules applied 187 place count 963 transition count 1318
Deduced a syphon composed of 45 places in 1 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 2 with 90 rules applied. Total rules applied 277 place count 918 transition count 1318
Discarding 58 places :
Symmetric choice reduction at 2 with 58 rule applications. Total rules 335 place count 860 transition count 1260
Iterating global reduction 2 with 58 rules applied. Total rules applied 393 place count 860 transition count 1260
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 401 place count 860 transition count 1252
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 401 place count 860 transition count 1251
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 403 place count 859 transition count 1251
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 415 place count 847 transition count 1239
Iterating global reduction 3 with 12 rules applied. Total rules applied 427 place count 847 transition count 1239
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 439 place count 847 transition count 1227
Performed 113 Post agglomeration using F-continuation condition.Transition count delta: 113
Deduced a syphon composed of 113 places in 0 ms
Reduce places removed 113 places and 0 transitions.
Iterating global reduction 4 with 226 rules applied. Total rules applied 665 place count 734 transition count 1114
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 667 place count 732 transition count 1112
Iterating global reduction 4 with 2 rules applied. Total rules applied 669 place count 732 transition count 1112
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 671 place count 732 transition count 1110
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 673 place count 731 transition count 1110
Drop transitions (Redundant composition of simpler transitions.) removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 5 with 19 rules applied. Total rules applied 692 place count 731 transition count 1091
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 694 place count 729 transition count 1089
Applied a total of 694 rules in 288 ms. Remains 729 /1143 variables (removed 414) and now considering 1089/1544 (removed 455) transitions.
[2024-05-31 19:39:11] [INFO ] Flow matrix only has 1055 transitions (discarded 34 similar events)
// Phase 1: matrix 1055 rows 729 cols
[2024-05-31 19:39:11] [INFO ] Computed 20 invariants in 26 ms
[2024-05-31 19:39:11] [INFO ] Implicit Places using invariants in 353 ms returned []
[2024-05-31 19:39:11] [INFO ] Flow matrix only has 1055 transitions (discarded 34 similar events)
[2024-05-31 19:39:11] [INFO ] Invariant cache hit.
[2024-05-31 19:39:12] [INFO ] Implicit Places using invariants and state equation in 680 ms returned []
Implicit Place search using SMT with State Equation took 1035 ms to find 0 implicit places.
[2024-05-31 19:39:12] [INFO ] Redundant transitions in 10 ms returned []
Running 474 sub problems to find dead transitions.
[2024-05-31 19:39:12] [INFO ] Flow matrix only has 1055 transitions (discarded 34 similar events)
[2024-05-31 19:39:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/711 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 474 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/711 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 474 unsolved
At refinement iteration 2 (OVERLAPS) 18/729 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 474 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/729 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 474 unsolved
At refinement iteration 4 (OVERLAPS) 1054/1783 variables, 729/749 constraints. Problems are: Problem set: 0 solved, 474 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1783 variables, 0/749 constraints. Problems are: Problem set: 0 solved, 474 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1783/1784 variables, and 749 constraints, problems are : Problem set: 0 solved, 474 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 729/729 constraints, PredecessorRefiner: 474/474 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 474 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/711 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 474 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/711 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 474 unsolved
At refinement iteration 2 (OVERLAPS) 18/729 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 474 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/729 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 474 unsolved
At refinement iteration 4 (OVERLAPS) 1054/1783 variables, 729/749 constraints. Problems are: Problem set: 0 solved, 474 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1783 variables, 474/1223 constraints. Problems are: Problem set: 0 solved, 474 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1783/1784 variables, and 1223 constraints, problems are : Problem set: 0 solved, 474 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 729/729 constraints, PredecessorRefiner: 474/474 constraints, Known Traps: 0/0 constraints]
After SMT, in 60481ms problems are : Problem set: 0 solved, 474 unsolved
Search for dead transitions found 0 dead transitions in 60486ms
Starting structural reductions in SI_LTL mode, iteration 1 : 729/1143 places, 1089/1544 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61829 ms. Remains : 729/1143 places, 1089/1544 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-18b-LTLCardinality-13
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-18b-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-18b-LTLCardinality-13 finished in 61931 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)))'
Support contains 2 out of 1143 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1143/1143 places, 1544/1544 transitions.
Graph (trivial) has 1085 edges and 1143 vertex of which 109 / 1143 are part of one of the 18 SCC in 0 ms
Free SCC test removed 91 places
Ensure Unique test removed 92 transitions
Reduce isomorphic transitions removed 92 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 93 transitions
Trivial Post-agglo rules discarded 93 transitions
Performed 93 trivial Post agglomeration. Transition count delta: 93
Iterating post reduction 0 with 93 rules applied. Total rules applied 94 place count 1051 transition count 1358
Reduce places removed 93 places and 0 transitions.
Iterating post reduction 1 with 93 rules applied. Total rules applied 187 place count 958 transition count 1358
Performed 43 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 43 Pre rules applied. Total rules applied 187 place count 958 transition count 1315
Deduced a syphon composed of 43 places in 0 ms
Reduce places removed 43 places and 0 transitions.
Iterating global reduction 2 with 86 rules applied. Total rules applied 273 place count 915 transition count 1315
Discarding 60 places :
Symmetric choice reduction at 2 with 60 rule applications. Total rules 333 place count 855 transition count 1255
Iterating global reduction 2 with 60 rules applied. Total rules applied 393 place count 855 transition count 1255
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 400 place count 855 transition count 1248
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 400 place count 855 transition count 1247
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 402 place count 854 transition count 1247
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 414 place count 842 transition count 1235
Iterating global reduction 3 with 12 rules applied. Total rules applied 426 place count 842 transition count 1235
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 3 with 11 rules applied. Total rules applied 437 place count 842 transition count 1224
Performed 110 Post agglomeration using F-continuation condition.Transition count delta: 110
Deduced a syphon composed of 110 places in 0 ms
Reduce places removed 110 places and 0 transitions.
Iterating global reduction 4 with 220 rules applied. Total rules applied 657 place count 732 transition count 1114
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 660 place count 729 transition count 1111
Iterating global reduction 4 with 3 rules applied. Total rules applied 663 place count 729 transition count 1111
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 666 place count 729 transition count 1108
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 5 with 18 rules applied. Total rules applied 684 place count 729 transition count 1090
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 686 place count 727 transition count 1088
Applied a total of 686 rules in 271 ms. Remains 727 /1143 variables (removed 416) and now considering 1088/1544 (removed 456) transitions.
[2024-05-31 19:40:13] [INFO ] Flow matrix only has 1053 transitions (discarded 35 similar events)
// Phase 1: matrix 1053 rows 727 cols
[2024-05-31 19:40:13] [INFO ] Computed 20 invariants in 27 ms
[2024-05-31 19:40:13] [INFO ] Implicit Places using invariants in 363 ms returned []
[2024-05-31 19:40:13] [INFO ] Flow matrix only has 1053 transitions (discarded 35 similar events)
[2024-05-31 19:40:13] [INFO ] Invariant cache hit.
[2024-05-31 19:40:14] [INFO ] Implicit Places using invariants and state equation in 686 ms returned []
Implicit Place search using SMT with State Equation took 1051 ms to find 0 implicit places.
[2024-05-31 19:40:14] [INFO ] Redundant transitions in 11 ms returned []
Running 454 sub problems to find dead transitions.
[2024-05-31 19:40:14] [INFO ] Flow matrix only has 1053 transitions (discarded 35 similar events)
[2024-05-31 19:40:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/709 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/709 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 2 (OVERLAPS) 18/727 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/727 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 4 (OVERLAPS) 1052/1779 variables, 727/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1779 variables, 0/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1779/1780 variables, and 747 constraints, problems are : Problem set: 0 solved, 454 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 constraints, PredecessorRefiner: 454/454 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 454 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/709 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/709 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 2 (OVERLAPS) 18/727 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/727 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 4 (OVERLAPS) 1052/1779 variables, 727/747 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1779 variables, 454/1201 constraints. Problems are: Problem set: 0 solved, 454 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1779 variables, 0/1201 constraints. Problems are: Problem set: 0 solved, 454 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1779/1780 variables, and 1201 constraints, problems are : Problem set: 0 solved, 454 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 727/727 constraints, PredecessorRefiner: 454/454 constraints, Known Traps: 0/0 constraints]
After SMT, in 60456ms problems are : Problem set: 0 solved, 454 unsolved
Search for dead transitions found 0 dead transitions in 60459ms
Starting structural reductions in SI_LTL mode, iteration 1 : 727/1143 places, 1088/1544 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61799 ms. Remains : 727/1143 places, 1088/1544 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-18b-LTLCardinality-14
Stuttering criterion allowed to conclude after 277 steps with 12 reset in 10 ms.
FORMULA FlexibleBarrier-PT-18b-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-18b-LTLCardinality-14 finished in 61862 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(G(p0))&&(F(p2)||p1))))'
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 19:41:15] [INFO ] Flatten gal took : 57 ms
[2024-05-31 19:41:15] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-31 19:41:15] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1143 places, 1544 transitions and 4607 arcs took 11 ms.
Total runtime 862002 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-18b"
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-18b, 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-171640602700123"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-18b.tgz
mv FlexibleBarrier-PT-18b 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 ;