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.r488-tall-171631131900092.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 Dekker-PT-015, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r488-tall-171631131900092
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 668K
-rw-r--r-- 1 mcc users 6.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K 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 6.4K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Apr 22 14:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Apr 22 14:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 11 20:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 148K Apr 11 20:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Apr 11 20:11 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 118K Apr 11 20:11 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:39 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 141K 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 Dekker-PT-015-LTLFireability-00
FORMULA_NAME Dekker-PT-015-LTLFireability-01
FORMULA_NAME Dekker-PT-015-LTLFireability-02
FORMULA_NAME Dekker-PT-015-LTLFireability-03
FORMULA_NAME Dekker-PT-015-LTLFireability-04
FORMULA_NAME Dekker-PT-015-LTLFireability-05
FORMULA_NAME Dekker-PT-015-LTLFireability-06
FORMULA_NAME Dekker-PT-015-LTLFireability-07
FORMULA_NAME Dekker-PT-015-LTLFireability-08
FORMULA_NAME Dekker-PT-015-LTLFireability-09
FORMULA_NAME Dekker-PT-015-LTLFireability-10
FORMULA_NAME Dekker-PT-015-LTLFireability-11
FORMULA_NAME Dekker-PT-015-LTLFireability-12
FORMULA_NAME Dekker-PT-015-LTLFireability-13
FORMULA_NAME Dekker-PT-015-LTLFireability-14
FORMULA_NAME Dekker-PT-015-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717184650189

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Dekker-PT-015
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 19:44:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 19:44:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 19:44:11] [INFO ] Load time of PNML (sax parser for PT used): 90 ms
[2024-05-31 19:44:11] [INFO ] Transformed 75 places.
[2024-05-31 19:44:11] [INFO ] Transformed 255 transitions.
[2024-05-31 19:44:11] [INFO ] Found NUPN structural information;
[2024-05-31 19:44:11] [INFO ] Parsed PT model containing 75 places and 255 transitions and 1830 arcs in 221 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA Dekker-PT-015-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-015-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-015-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 47 out of 75 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 75/75 places, 255/255 transitions.
Applied a total of 0 rules in 12 ms. Remains 75 /75 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:11] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
// Phase 1: matrix 60 rows 75 cols
[2024-05-31 19:44:11] [INFO ] Computed 45 invariants in 12 ms
[2024-05-31 19:44:11] [INFO ] Implicit Places using invariants in 215 ms returned [30, 33, 36, 42, 45, 48, 54, 57, 60, 63, 69, 72]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 251 ms to find 12 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 63/75 places, 255/255 transitions.
Applied a total of 0 rules in 4 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 284 ms. Remains : 63/75 places, 255/255 transitions.
Support contains 47 out of 63 places after structural reductions.
[2024-05-31 19:44:12] [INFO ] Flatten gal took : 47 ms
[2024-05-31 19:44:12] [INFO ] Flatten gal took : 27 ms
[2024-05-31 19:44:12] [INFO ] Input system was already deterministic with 255 transitions.
Reduction of identical properties reduced properties to check from 30 to 29
RANDOM walk for 40000 steps (8 resets) in 1419 ms. (28 steps per ms) remains 4/29 properties
BEST_FIRST walk for 40004 steps (8 resets) in 169 ms. (235 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 107 ms. (370 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 97 ms. (408 steps per ms) remains 2/2 properties
[2024-05-31 19:44:12] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
// Phase 1: matrix 60 rows 63 cols
[2024-05-31 19:44:12] [INFO ] Computed 33 invariants in 3 ms
[2024-05-31 19:44:12] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 8/14 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-31 19:44:13] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 6 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 12/26 variables, 14/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/26 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 24/50 variables, 15/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/50 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 61/111 variables, 37/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/111 variables, 37/126 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/111 variables, 11/137 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/111 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 12/123 variables, 13/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/123 variables, 12/162 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/123 variables, 1/163 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/123 variables, 12/175 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/123 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/123 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 123/123 variables, and 175 constraints, problems are : Problem set: 0 solved, 2 unsolved in 204 ms.
Refiners :[Domain max(s): 63/63 constraints, Positive P Invariants (semi-flows): 30/30 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 63/63 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 8/14 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 12/26 variables, 14/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/26 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 24/50 variables, 15/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/50 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 61/111 variables, 37/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/111 variables, 37/126 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/111 variables, 11/137 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/111 variables, 2/139 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/111 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 12/123 variables, 13/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/123 variables, 12/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/123 variables, 1/165 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/123 variables, 12/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/123 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/123 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 123/123 variables, and 177 constraints, problems are : Problem set: 0 solved, 2 unsolved in 126 ms.
Refiners :[Domain max(s): 63/63 constraints, Positive P Invariants (semi-flows): 30/30 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 63/63 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 361ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 920 steps, including 93 resets, run visited all 2 properties in 15 ms. (steps per millisecond=61 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 27 ms.
Computed a total of 0 stabilizing places and 0 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' '!((G(p0)||X(X(X((p1||G(F(p2))))))))'
Support contains 7 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 255/255 transitions.
Applied a total of 0 rules in 4 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:13] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:13] [INFO ] Invariant cache hit.
[2024-05-31 19:44:13] [INFO ] Implicit Places using invariants in 71 ms returned [36, 45, 56]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 72 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 60/63 places, 255/255 transitions.
Applied a total of 0 rules in 3 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 79 ms. Remains : 60/63 places, 255/255 transitions.
Stuttering acceptance computed with spot in 556 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : Dekker-PT-015-LTLFireability-00
Product exploration explored 100000 steps with 0 reset in 521 ms.
Stack based approach found an accepted trace after 15 steps with 0 reset with depth 16 and stack size 16 in 1 ms.
FORMULA Dekker-PT-015-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-015-LTLFireability-00 finished in 1225 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 3 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 255/255 transitions.
Applied a total of 0 rules in 18 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:14] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:14] [INFO ] Invariant cache hit.
[2024-05-31 19:44:14] [INFO ] Implicit Places using invariants in 91 ms returned [36, 45, 56]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 92 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 60/63 places, 255/255 transitions.
Applied a total of 0 rules in 14 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 125 ms. Remains : 60/63 places, 255/255 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : Dekker-PT-015-LTLFireability-01
Product exploration explored 100000 steps with 0 reset in 349 ms.
Stack based approach found an accepted trace after 30 steps with 0 reset with depth 31 and stack size 31 in 1 ms.
FORMULA Dekker-PT-015-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-015-LTLFireability-01 finished in 528 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 3 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 255/255 transitions.
Applied a total of 0 rules in 18 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:15] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:15] [INFO ] Invariant cache hit.
[2024-05-31 19:44:15] [INFO ] Implicit Places using invariants in 77 ms returned [36, 45, 56]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 78 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 60/63 places, 255/255 transitions.
Applied a total of 0 rules in 10 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 107 ms. Remains : 60/63 places, 255/255 transitions.
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : Dekker-PT-015-LTLFireability-02
Product exploration explored 100000 steps with 0 reset in 333 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 0 ms.
FORMULA Dekker-PT-015-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-015-LTLFireability-02 finished in 491 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((G(p1)&&p0))) U p2) U p3))'
Support contains 10 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 255/255 transitions.
Applied a total of 0 rules in 6 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:15] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:15] [INFO ] Invariant cache hit.
[2024-05-31 19:44:15] [INFO ] Implicit Places using invariants in 67 ms returned [36, 45, 56]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 68 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 60/63 places, 255/255 transitions.
Applied a total of 0 rules in 2 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 76 ms. Remains : 60/63 places, 255/255 transitions.
Stuttering acceptance computed with spot in 195 ms :[(NOT p3), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : Dekker-PT-015-LTLFireability-04
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 1 ms.
FORMULA Dekker-PT-015-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Dekker-PT-015-LTLFireability-04 finished in 301 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(G(p0))||G((F(p1) U !p2)))))'
Support contains 7 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 255/255 transitions.
Applied a total of 0 rules in 5 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:16] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:16] [INFO ] Invariant cache hit.
[2024-05-31 19:44:16] [INFO ] Implicit Places using invariants in 75 ms returned [36, 45, 56]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 76 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 60/63 places, 255/255 transitions.
Applied a total of 0 rules in 2 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 83 ms. Remains : 60/63 places, 255/255 transitions.
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p0) p2), (AND (NOT p1) (NOT p0)), (AND (NOT p0) p2), (AND (NOT p0) p2)]
Running random walk in product with property : Dekker-PT-015-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 334 ms.
Product exploration explored 100000 steps with 0 reset in 428 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 (NOT p2) (NOT p1) (NOT p0)), (X (NOT p2)), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND p2 (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p2 p0))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p2 (NOT p0)))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 451 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 3 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 133 ms :[(AND (NOT p0) p2), (AND (NOT p1) (NOT p0)), (AND (NOT p0) p2)]
RANDOM walk for 40000 steps (8 resets) in 674 ms. (59 steps per ms) remains 4/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 90 ms. (439 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
[2024-05-31 19:44:18] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
// Phase 1: matrix 60 rows 60 cols
[2024-05-31 19:44:18] [INFO ] Computed 30 invariants in 1 ms
[2024-05-31 19:44:18] [INFO ] State equation strengthened by 15 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 2/6 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/8 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/8 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 8/16 variables, 8/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/16 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 26/42 variables, 15/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/42 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 65/107 variables, 39/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/107 variables, 39/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/107 variables, 13/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/107 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 13/120 variables, 13/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/120 variables, 13/152 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/120 variables, 13/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/120 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/120 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 120/120 variables, and 165 constraints, problems are : Problem set: 0 solved, 1 unsolved in 62 ms.
Refiners :[Domain max(s): 60/60 constraints, Positive P Invariants (semi-flows): 30/30 constraints, State Equation: 60/60 constraints, ReadFeed: 15/15 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) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Int declared 6/120 variables, and 7 constraints, problems are : Problem set: 1 solved, 0 unsolved in 17 ms.
Refiners :[Domain max(s): 4/60 constraints, Positive P Invariants (semi-flows): 3/30 constraints, State Equation: 0/60 constraints, ReadFeed: 0/15 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 86ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT p2)), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND p2 (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p2 p0)))), (G (OR (NOT p2) (NOT p0)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p2 (NOT p0)))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR (NOT p2) p1))), (F p0), (F (NOT (AND (NOT p0) (NOT p1)))), (F p2), (F (NOT (OR (NOT p2) p0))), (F p1)]
Knowledge based reduction with 8 factoid took 810 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 136 ms :[p2, (AND (NOT p1) (NOT p0)), p2]
Stuttering acceptance computed with spot in 106 ms :[p2, (AND (NOT p1) (NOT p0)), p2]
Support contains 7 out of 60 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 60/60 places, 255/255 transitions.
Applied a total of 0 rules in 8 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:19] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:19] [INFO ] Invariant cache hit.
[2024-05-31 19:44:19] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-05-31 19:44:19] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:19] [INFO ] Invariant cache hit.
[2024-05-31 19:44:19] [INFO ] State equation strengthened by 15 read => feed constraints.
[2024-05-31 19:44:19] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
[2024-05-31 19:44:19] [INFO ] Redundant transitions in 14 ms returned []
Running 240 sub problems to find dead transitions.
[2024-05-31 19:44:19] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:19] [INFO ] Invariant cache hit.
[2024-05-31 19:44:19] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 30/90 constraints. Problems are: Problem set: 0 solved, 240 unsolved
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 2 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 21 ms of which 0 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 22 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 22 ms of which 0 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 20 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 19 ms of which 2 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 17 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 27 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 16 ms of which 0 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 19 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 23 ms of which 0 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 20 ms of which 0 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 18 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 20 ms of which 0 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 18 ms of which 0 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 16 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 19 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 15 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 16 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 16 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 20/110 constraints. Problems are: Problem set: 0 solved, 240 unsolved
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 20 ms of which 0 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 21 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 19 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 17 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 15 ms of which 0 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 18 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 16 ms of which 0 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 16 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 17 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 15 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 15 ms of which 1 ms to minimize.
[2024-05-31 19:44:20] [INFO ] Deduced a trap composed of 4 places in 15 ms of which 0 ms to minimize.
[2024-05-31 19:44:21] [INFO ] Deduced a trap composed of 4 places in 15 ms of which 0 ms to minimize.
[2024-05-31 19:44:21] [INFO ] Deduced a trap composed of 4 places in 15 ms of which 0 ms to minimize.
[2024-05-31 19:44:21] [INFO ] Deduced a trap composed of 4 places in 17 ms of which 0 ms to minimize.
[2024-05-31 19:44:21] [INFO ] Deduced a trap composed of 4 places in 15 ms of which 0 ms to minimize.
[2024-05-31 19:44:21] [INFO ] Deduced a trap composed of 4 places in 14 ms of which 1 ms to minimize.
[2024-05-31 19:44:21] [INFO ] Deduced a trap composed of 4 places in 14 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 18/128 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 5 (OVERLAPS) 60/120 variables, 60/188 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 15/203 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 8 (OVERLAPS) 0/120 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 240 unsolved
No progress, stopping.
After SMT solving in domain Real declared 120/120 variables, and 203 constraints, problems are : Problem set: 0 solved, 240 unsolved in 4376 ms.
Refiners :[Domain max(s): 60/60 constraints, Positive P Invariants (semi-flows): 30/30 constraints, State Equation: 60/60 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 240/240 constraints, Known Traps: 38/38 constraints]
Escalating to Integer solving :Problem set: 0 solved, 240 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 30/90 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 38/128 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 4 (OVERLAPS) 60/120 variables, 60/188 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 15/203 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 240/443 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 0/443 constraints. Problems are: Problem set: 0 solved, 240 unsolved
At refinement iteration 8 (OVERLAPS) 0/120 variables, 0/443 constraints. Problems are: Problem set: 0 solved, 240 unsolved
No progress, stopping.
After SMT solving in domain Int declared 120/120 variables, and 443 constraints, problems are : Problem set: 0 solved, 240 unsolved in 3597 ms.
Refiners :[Domain max(s): 60/60 constraints, Positive P Invariants (semi-flows): 30/30 constraints, State Equation: 60/60 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 240/240 constraints, Known Traps: 38/38 constraints]
After SMT, in 8095ms problems are : Problem set: 0 solved, 240 unsolved
Search for dead transitions found 0 dead transitions in 8103ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 8284 ms. Remains : 60/60 places, 255/255 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 (NOT p2) (NOT p1) (NOT p0)), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 7 factoid took 444 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 154 ms :[p2, (AND (NOT p1) (NOT p0)), p2]
RANDOM walk for 40000 steps (8 resets) in 230 ms. (173 steps per ms) remains 2/6 properties
BEST_FIRST walk for 128 steps (0 resets) in 4 ms. (25 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F p0), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F p2), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR (NOT p2) p1)))]
Knowledge based reduction with 7 factoid took 643 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter insensitive) to 3 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 148 ms :[p2, (AND (NOT p1) (NOT p0)), p2]
Stuttering acceptance computed with spot in 127 ms :[p2, (AND (NOT p1) (NOT p0)), p2]
Stuttering acceptance computed with spot in 120 ms :[p2, (AND (NOT p1) (NOT p0)), p2]
Product exploration explored 100000 steps with 0 reset in 322 ms.
Stack based approach found an accepted trace after 55709 steps with 0 reset with depth 55710 and stack size 25890 in 200 ms.
FORMULA Dekker-PT-015-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-015-LTLFireability-05 finished in 13710 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||(p1&&G(p2))))))'
Support contains 5 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 255/255 transitions.
Applied a total of 0 rules in 13 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:29] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
// Phase 1: matrix 60 rows 63 cols
[2024-05-31 19:44:29] [INFO ] Computed 33 invariants in 2 ms
[2024-05-31 19:44:29] [INFO ] Implicit Places using invariants in 68 ms returned [36, 45]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 69 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 61/63 places, 255/255 transitions.
Applied a total of 0 rules in 7 ms. Remains 61 /61 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 89 ms. Remains : 61/63 places, 255/255 transitions.
Stuttering acceptance computed with spot in 107 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Dekker-PT-015-LTLFireability-06
Product exploration explored 100000 steps with 1971 reset in 366 ms.
Stack based approach found an accepted trace after 373 steps with 8 reset with depth 52 and stack size 50 in 2 ms.
FORMULA Dekker-PT-015-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-015-LTLFireability-06 finished in 583 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)||F(p1)||(G(p2)&&X(F(p3)))))'
Support contains 8 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 255/255 transitions.
Applied a total of 0 rules in 5 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:30] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:30] [INFO ] Invariant cache hit.
[2024-05-31 19:44:30] [INFO ] Implicit Places using invariants in 65 ms returned [45, 56]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 66 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 61/63 places, 255/255 transitions.
Applied a total of 0 rules in 2 ms. Remains 61 /61 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 73 ms. Remains : 61/63 places, 255/255 transitions.
Stuttering acceptance computed with spot in 278 ms :[(OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Dekker-PT-015-LTLFireability-08
Product exploration explored 100000 steps with 3301 reset in 325 ms.
Stack based approach found an accepted trace after 94 steps with 3 reset with depth 43 and stack size 41 in 0 ms.
FORMULA Dekker-PT-015-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-015-LTLFireability-08 finished in 703 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 3 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 255/255 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:31] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:31] [INFO ] Invariant cache hit.
[2024-05-31 19:44:31] [INFO ] Implicit Places using invariants in 76 ms returned [36, 45, 56]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 77 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 60/63 places, 255/255 transitions.
Applied a total of 0 rules in 1 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 80 ms. Remains : 60/63 places, 255/255 transitions.
Stuttering acceptance computed with spot in 87 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : Dekker-PT-015-LTLFireability-09
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 0 ms.
FORMULA Dekker-PT-015-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Dekker-PT-015-LTLFireability-09 finished in 188 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(G(p0)))&&F((!p0 U (p1||G(!p0))))))'
Support contains 6 out of 63 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 63/63 places, 255/255 transitions.
Applied a total of 0 rules in 1 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:31] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:31] [INFO ] Invariant cache hit.
[2024-05-31 19:44:31] [INFO ] Implicit Places using invariants in 69 ms returned [36, 45, 56]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 70 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 60/63 places, 255/255 transitions.
Applied a total of 0 rules in 1 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 73 ms. Remains : 60/63 places, 255/255 transitions.
Stuttering acceptance computed with spot in 154 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) p0), (NOT p0), true]
Running random walk in product with property : Dekker-PT-015-LTLFireability-10
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA Dekker-PT-015-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Dekker-PT-015-LTLFireability-10 finished in 246 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 6 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 255/255 transitions.
Applied a total of 0 rules in 12 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:31] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:31] [INFO ] Invariant cache hit.
[2024-05-31 19:44:31] [INFO ] Implicit Places using invariants in 66 ms returned [36, 45, 56]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 67 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 60/63 places, 255/255 transitions.
Applied a total of 0 rules in 5 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 84 ms. Remains : 60/63 places, 255/255 transitions.
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Running random walk in product with property : Dekker-PT-015-LTLFireability-11
Product exploration explored 100000 steps with 5607 reset in 311 ms.
Stack based approach found an accepted trace after 10 steps with 0 reset with depth 11 and stack size 11 in 0 ms.
FORMULA Dekker-PT-015-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-015-LTLFireability-11 finished in 445 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p1)||p0)))'
Support contains 9 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 255/255 transitions.
Applied a total of 0 rules in 6 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:32] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:32] [INFO ] Invariant cache hit.
[2024-05-31 19:44:32] [INFO ] Implicit Places using invariants in 66 ms returned [36, 45, 56]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 67 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 60/63 places, 255/255 transitions.
Applied a total of 0 rules in 4 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 77 ms. Remains : 60/63 places, 255/255 transitions.
Stuttering acceptance computed with spot in 33 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : Dekker-PT-015-LTLFireability-13
Product exploration explored 100000 steps with 5609 reset in 324 ms.
Stack based approach found an accepted trace after 8 steps with 0 reset with depth 9 and stack size 9 in 0 ms.
FORMULA Dekker-PT-015-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-015-LTLFireability-13 finished in 452 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(p1)||p0) U (F(p3)&&p2)))'
Support contains 20 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 255/255 transitions.
Applied a total of 0 rules in 15 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:32] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:32] [INFO ] Invariant cache hit.
[2024-05-31 19:44:32] [INFO ] Implicit Places using invariants in 64 ms returned [36, 56]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 69 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 61/63 places, 255/255 transitions.
Applied a total of 0 rules in 6 ms. Remains 61 /61 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 90 ms. Remains : 61/63 places, 255/255 transitions.
Stuttering acceptance computed with spot in 115 ms :[(OR (NOT p2) (NOT p3)), (NOT p1), (NOT p3)]
Running random walk in product with property : Dekker-PT-015-LTLFireability-14
Product exploration explored 100000 steps with 1786 reset in 336 ms.
Stack based approach found an accepted trace after 48 steps with 2 reset with depth 15 and stack size 15 in 1 ms.
FORMULA Dekker-PT-015-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-015-LTLFireability-14 finished in 563 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 3 out of 63 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 63/63 places, 255/255 transitions.
Applied a total of 0 rules in 4 ms. Remains 63 /63 variables (removed 0) and now considering 255/255 (removed 0) transitions.
[2024-05-31 19:44:33] [INFO ] Flow matrix only has 60 transitions (discarded 195 similar events)
[2024-05-31 19:44:33] [INFO ] Invariant cache hit.
[2024-05-31 19:44:33] [INFO ] Implicit Places using invariants in 72 ms returned [36, 45, 56]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 73 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 60/63 places, 255/255 transitions.
Applied a total of 0 rules in 4 ms. Remains 60 /60 variables (removed 0) and now considering 255/255 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 81 ms. Remains : 60/63 places, 255/255 transitions.
Stuttering acceptance computed with spot in 191 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Dekker-PT-015-LTLFireability-15
Product exploration explored 100000 steps with 3238 reset in 315 ms.
Stack based approach found an accepted trace after 8 steps with 0 reset with depth 9 and stack size 9 in 0 ms.
FORMULA Dekker-PT-015-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property Dekker-PT-015-LTLFireability-15 finished in 598 ms.
All properties solved by simple procedures.
Total runtime 22361 ms.
ITS solved all properties within timeout

BK_STOP 1717184673752

--------------------
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:
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML

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="Dekker-PT-015"
export BK_EXAMINATION="LTLFireability"
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 Dekker-PT-015, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r488-tall-171631131900092"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Dekker-PT-015.tgz
mv Dekker-PT-015 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;