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.r312-tall-171662338700499.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 itstools
Input is Railroad-PT-050, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r312-tall-171662338700499
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.8M
-rw-r--r-- 1 mcc users 8.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.4K Apr 23 07:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 07:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 19 07:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:55 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 14:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 94K Apr 12 14:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Apr 12 13:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K Apr 12 13:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 1.4M May 18 16:43 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 Railroad-PT-050-LTLCardinality-00
FORMULA_NAME Railroad-PT-050-LTLCardinality-01
FORMULA_NAME Railroad-PT-050-LTLCardinality-02
FORMULA_NAME Railroad-PT-050-LTLCardinality-03
FORMULA_NAME Railroad-PT-050-LTLCardinality-04
FORMULA_NAME Railroad-PT-050-LTLCardinality-05
FORMULA_NAME Railroad-PT-050-LTLCardinality-06
FORMULA_NAME Railroad-PT-050-LTLCardinality-07
FORMULA_NAME Railroad-PT-050-LTLCardinality-08
FORMULA_NAME Railroad-PT-050-LTLCardinality-09
FORMULA_NAME Railroad-PT-050-LTLCardinality-10
FORMULA_NAME Railroad-PT-050-LTLCardinality-11
FORMULA_NAME Railroad-PT-050-LTLCardinality-12
FORMULA_NAME Railroad-PT-050-LTLCardinality-13
FORMULA_NAME Railroad-PT-050-LTLCardinality-14
FORMULA_NAME Railroad-PT-050-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716698116191

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Railroad-PT-050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202405141337
[2024-05-26 04:35:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-26 04:35:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 04:35:17] [INFO ] Load time of PNML (sax parser for PT used): 184 ms
[2024-05-26 04:35:17] [INFO ] Transformed 518 places.
[2024-05-26 04:35:17] [INFO ] Transformed 2756 transitions.
[2024-05-26 04:35:17] [INFO ] Found NUPN structural information;
[2024-05-26 04:35:17] [INFO ] Parsed PT model containing 518 places and 2756 transitions and 16378 arcs in 305 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 151 places in 37 ms
Reduce places removed 151 places and 50 transitions.
Initial state reduction rules removed 2 formulas.
FORMULA Railroad-PT-050-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Railroad-PT-050-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Railroad-PT-050-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Railroad-PT-050-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Railroad-PT-050-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Railroad-PT-050-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 19 out of 367 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 367/367 places, 2706/2706 transitions.
Ensure Unique test removed 52 places
Iterating post reduction 0 with 52 rules applied. Total rules applied 52 place count 315 transition count 2706
Applied a total of 52 rules in 69 ms. Remains 315 /367 variables (removed 52) and now considering 2706/2706 (removed 0) transitions.
// Phase 1: matrix 2706 rows 315 cols
[2024-05-26 04:35:18] [INFO ] Invariants computation overflowed in 37 ms
[2024-05-26 04:35:18] [INFO ] Implicit Places using invariants in 610 ms returned []
// Phase 1: matrix 2706 rows 315 cols
[2024-05-26 04:35:18] [INFO ] Invariants computation overflowed in 12 ms
[2024-05-26 04:35:20] [INFO ] Implicit Places using invariants and state equation in 1738 ms returned [0, 1, 8, 9, 12, 13, 18, 19, 25, 26, 27, 30, 36, 138, 139, 145, 146, 149, 150, 152, 157, 158, 160, 164, 165, 166, 168, 169, 171, 173, 176, 229, 232, 236, 246, 247, 248, 252, 265, 269, 271, 273, 275, 277, 278, 279, 281, 291, 294, 301, 302]
Discarding 51 places :
Implicit Place search using SMT with State Equation took 2398 ms to find 51 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 264/367 places, 2706/2706 transitions.
Applied a total of 0 rules in 16 ms. Remains 264 /264 variables (removed 0) and now considering 2706/2706 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2502 ms. Remains : 264/367 places, 2706/2706 transitions.
Support contains 19 out of 264 places after structural reductions.
[2024-05-26 04:35:20] [INFO ] Flatten gal took : 231 ms
[2024-05-26 04:35:21] [INFO ] Flatten gal took : 146 ms
[2024-05-26 04:35:21] [INFO ] Input system was already deterministic with 2706 transitions.
RANDOM walk for 40000 steps (8 resets) in 2181 ms. (18 steps per ms) remains 1/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
// Phase 1: matrix 2706 rows 264 cols
[2024-05-26 04:35:22] [INFO ] Invariants computation overflowed in 10 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 102/103 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/103 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2653/2756 variables, 104/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2756 variables, 104/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2756 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 209/2965 variables, 155/365 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2965 variables, 155/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-26 04:35:23] [INFO ] Deduced a trap composed of 3 places in 369 ms of which 17 ms to minimize.
[2024-05-26 04:35:23] [INFO ] Deduced a trap composed of 4 places in 299 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/2965 variables, 2/522 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2965 variables, 0/522 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 5/2970 variables, 4/526 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2970 variables, 4/530 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2970 variables, 0/530 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2970 variables, 0/530 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2970/2970 variables, and 530 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1617 ms.
Refiners :[Domain max(s): 264/264 constraints, State Equation: 264/264 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 102/103 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/103 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2653/2756 variables, 104/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2756 variables, 104/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2756 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 209/2965 variables, 155/365 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2965 variables, 155/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2965 variables, 1/521 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2965 variables, 2/523 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2965 variables, 0/523 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 5/2970 variables, 4/527 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2970 variables, 4/531 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2970 variables, 0/531 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2970 variables, 0/531 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2970/2970 variables, and 531 constraints, problems are : Problem set: 0 solved, 1 unsolved in 830 ms.
Refiners :[Domain max(s): 264/264 constraints, State Equation: 264/264 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 2512ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 99 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=33 )
Parikh walk visited 1 properties in 12 ms.
FORMULA Railroad-PT-050-LTLCardinality-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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' '!(X(X(X(X(F(p0))))))'
Support contains 2 out of 264 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 264/264 places, 2706/2706 transitions.
Applied a total of 0 rules in 21 ms. Remains 264 /264 variables (removed 0) and now considering 2706/2706 (removed 0) transitions.
// Phase 1: matrix 2706 rows 264 cols
[2024-05-26 04:35:24] [INFO ] Invariants computation overflowed in 15 ms
[2024-05-26 04:35:25] [INFO ] Implicit Places using invariants in 318 ms returned []
// Phase 1: matrix 2706 rows 264 cols
[2024-05-26 04:35:25] [INFO ] Invariants computation overflowed in 7 ms
[2024-05-26 04:35:26] [INFO ] Implicit Places using invariants and state equation in 1139 ms returned [2, 5, 12, 130]
Discarding 4 places :
Implicit Place search using SMT with State Equation took 1465 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 260/264 places, 2706/2706 transitions.
Applied a total of 0 rules in 10 ms. Remains 260 /260 variables (removed 0) and now considering 2706/2706 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1498 ms. Remains : 260/264 places, 2706/2706 transitions.
Stuttering acceptance computed with spot in 317 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Railroad-PT-050-LTLCardinality-01
Product exploration explored 100000 steps with 588 reset in 1085 ms.
Product exploration explored 100000 steps with 596 reset in 933 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 : [(NOT p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 86 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 1036 steps (0 resets) in 39 ms. (25 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 1 factoid took 98 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 173 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 165 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
// Phase 1: matrix 2706 rows 260 cols
[2024-05-26 04:35:29] [INFO ] Invariants computation overflowed in 13 ms
[2024-05-26 04:35:31] [INFO ] [Real]Absence check using state equation in 943 ms returned unsat
Proved EG (NOT p0)
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(F p0), (G (NOT p0))]
Property proved to be false thanks to negative knowledge :(G (NOT p0))
Knowledge based reduction with 1 factoid took 134 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA Railroad-PT-050-LTLCardinality-01 FALSE TECHNIQUES KNOWLEDGE
Treatment of property Railroad-PT-050-LTLCardinality-01 finished in 6647 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 1 out of 264 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 264/264 places, 2706/2706 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 264 transition count 2704
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 262 transition count 2704
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 49 Pre rules applied. Total rules applied 4 place count 262 transition count 2655
Deduced a syphon composed of 49 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 2 with 99 rules applied. Total rules applied 103 place count 212 transition count 2655
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 109 place count 209 transition count 2652
Applied a total of 109 rules in 608 ms. Remains 209 /264 variables (removed 55) and now considering 2652/2706 (removed 54) transitions.
// Phase 1: matrix 2652 rows 209 cols
[2024-05-26 04:35:32] [INFO ] Invariants computation overflowed in 13 ms
[2024-05-26 04:35:32] [INFO ] Implicit Places using invariants in 306 ms returned []
// Phase 1: matrix 2652 rows 209 cols
[2024-05-26 04:35:32] [INFO ] Invariants computation overflowed in 5 ms
[2024-05-26 04:35:33] [INFO ] Implicit Places using invariants and state equation in 1341 ms returned [2, 3]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1652 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 207/264 places, 2652/2706 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 205 transition count 2651
Applied a total of 3 rules in 65 ms. Remains 205 /207 variables (removed 2) and now considering 2651/2652 (removed 1) transitions.
// Phase 1: matrix 2651 rows 205 cols
[2024-05-26 04:35:33] [INFO ] Invariants computation overflowed in 8 ms
[2024-05-26 04:35:33] [INFO ] Implicit Places using invariants in 220 ms returned []
// Phase 1: matrix 2651 rows 205 cols
[2024-05-26 04:35:33] [INFO ] Invariants computation overflowed in 11 ms
[2024-05-26 04:35:35] [INFO ] Implicit Places using invariants and state equation in 1281 ms returned []
Implicit Place search using SMT with State Equation took 1509 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 205/264 places, 2651/2706 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3835 ms. Remains : 205/264 places, 2651/2706 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p0)]
Running random walk in product with property : Railroad-PT-050-LTLCardinality-02
Product exploration explored 100000 steps with 953 reset in 988 ms.
Stack based approach found an accepted trace after 3614 steps with 35 reset with depth 92 and stack size 92 in 36 ms.
FORMULA Railroad-PT-050-LTLCardinality-02 FALSE TECHNIQUES STACK_TEST
Treatment of property Railroad-PT-050-LTLCardinality-02 finished in 4975 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G((p1&&F(p2)))))'
Support contains 4 out of 264 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 264/264 places, 2706/2706 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 264 transition count 2704
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 262 transition count 2704
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 47 Pre rules applied. Total rules applied 4 place count 262 transition count 2657
Deduced a syphon composed of 47 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 95 rules applied. Total rules applied 99 place count 214 transition count 2657
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 2 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 107 place count 210 transition count 2653
Applied a total of 107 rules in 494 ms. Remains 210 /264 variables (removed 54) and now considering 2653/2706 (removed 53) transitions.
// Phase 1: matrix 2653 rows 210 cols
[2024-05-26 04:35:36] [INFO ] Invariants computation overflowed in 11 ms
[2024-05-26 04:35:37] [INFO ] Implicit Places using invariants in 311 ms returned []
// Phase 1: matrix 2653 rows 210 cols
[2024-05-26 04:35:37] [INFO ] Invariants computation overflowed in 14 ms
[2024-05-26 04:35:38] [INFO ] Implicit Places using invariants and state equation in 1525 ms returned [2, 3, 10]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 1841 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 207/264 places, 2653/2706 transitions.
Applied a total of 0 rules in 462 ms. Remains 207 /207 variables (removed 0) and now considering 2653/2653 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2799 ms. Remains : 207/264 places, 2653/2706 transitions.
Stuttering acceptance computed with spot in 166 ms :[(OR (NOT p1) (NOT p2)), true, (NOT p2), (OR (NOT p2) (NOT p1))]
Running random walk in product with property : Railroad-PT-050-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 367 steps with 0 reset in 7 ms.
FORMULA Railroad-PT-050-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Railroad-PT-050-LTLCardinality-04 finished in 3004 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 1 out of 264 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 264/264 places, 2706/2706 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 264 transition count 2704
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 262 transition count 2704
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 49 Pre rules applied. Total rules applied 4 place count 262 transition count 2655
Deduced a syphon composed of 49 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 2 with 99 rules applied. Total rules applied 103 place count 212 transition count 2655
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 2 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 111 place count 208 transition count 2651
Applied a total of 111 rules in 510 ms. Remains 208 /264 variables (removed 56) and now considering 2651/2706 (removed 55) transitions.
// Phase 1: matrix 2651 rows 208 cols
[2024-05-26 04:35:39] [INFO ] Invariants computation overflowed in 6 ms
[2024-05-26 04:35:40] [INFO ] Implicit Places using invariants in 307 ms returned []
// Phase 1: matrix 2651 rows 208 cols
[2024-05-26 04:35:40] [INFO ] Invariants computation overflowed in 11 ms
[2024-05-26 04:35:41] [INFO ] Implicit Places using invariants and state equation in 1433 ms returned [2, 3, 10]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 1746 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 205/264 places, 2651/2706 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 203 transition count 2650
Applied a total of 3 rules in 63 ms. Remains 203 /205 variables (removed 2) and now considering 2650/2651 (removed 1) transitions.
// Phase 1: matrix 2650 rows 203 cols
[2024-05-26 04:35:41] [INFO ] Invariants computation overflowed in 10 ms
[2024-05-26 04:35:41] [INFO ] Implicit Places using invariants in 235 ms returned []
// Phase 1: matrix 2650 rows 203 cols
[2024-05-26 04:35:41] [INFO ] Invariants computation overflowed in 8 ms
[2024-05-26 04:35:43] [INFO ] Implicit Places using invariants and state equation in 1219 ms returned []
Implicit Place search using SMT with State Equation took 1458 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 203/264 places, 2650/2706 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3778 ms. Remains : 203/264 places, 2650/2706 transitions.
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Railroad-PT-050-LTLCardinality-05
Product exploration explored 100000 steps with 471 reset in 968 ms.
Stack based approach found an accepted trace after 12773 steps with 65 reset with depth 22 and stack size 22 in 133 ms.
FORMULA Railroad-PT-050-LTLCardinality-05 FALSE TECHNIQUES STACK_TEST
Treatment of property Railroad-PT-050-LTLCardinality-05 finished in 4995 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 4 out of 264 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 264/264 places, 2706/2706 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 264 transition count 2705
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 263 transition count 2705
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 49 Pre rules applied. Total rules applied 2 place count 263 transition count 2656
Deduced a syphon composed of 49 places in 2 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 2 with 98 rules applied. Total rules applied 100 place count 214 transition count 2656
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 104 place count 212 transition count 2654
Applied a total of 104 rules in 504 ms. Remains 212 /264 variables (removed 52) and now considering 2654/2706 (removed 52) transitions.
// Phase 1: matrix 2654 rows 212 cols
[2024-05-26 04:35:44] [INFO ] Invariants computation overflowed in 10 ms
[2024-05-26 04:35:45] [INFO ] Implicit Places using invariants in 306 ms returned []
// Phase 1: matrix 2654 rows 212 cols
[2024-05-26 04:35:45] [INFO ] Invariants computation overflowed in 9 ms
[2024-05-26 04:35:46] [INFO ] Implicit Places using invariants and state equation in 1506 ms returned [11, 81]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1820 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 210/264 places, 2654/2706 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 210 transition count 2653
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 209 transition count 2653
Applied a total of 2 rules in 444 ms. Remains 209 /210 variables (removed 1) and now considering 2653/2654 (removed 1) transitions.
// Phase 1: matrix 2653 rows 209 cols
[2024-05-26 04:35:47] [INFO ] Invariants computation overflowed in 11 ms
[2024-05-26 04:35:47] [INFO ] Implicit Places using invariants in 318 ms returned []
// Phase 1: matrix 2653 rows 209 cols
[2024-05-26 04:35:47] [INFO ] Invariants computation overflowed in 6 ms
[2024-05-26 04:35:48] [INFO ] Implicit Places using invariants and state equation in 1066 ms returned []
Implicit Place search using SMT with State Equation took 1389 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 209/264 places, 2653/2706 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 4158 ms. Remains : 209/264 places, 2653/2706 transitions.
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Railroad-PT-050-LTLCardinality-06
Product exploration explored 100000 steps with 1619 reset in 1069 ms.
Stack based approach found an accepted trace after 3406 steps with 53 reset with depth 57 and stack size 57 in 38 ms.
FORMULA Railroad-PT-050-LTLCardinality-06 FALSE TECHNIQUES STACK_TEST
Treatment of property Railroad-PT-050-LTLCardinality-06 finished in 5384 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 1 out of 264 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 264/264 places, 2706/2706 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 264 transition count 2704
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 262 transition count 2704
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 49 Pre rules applied. Total rules applied 4 place count 262 transition count 2655
Deduced a syphon composed of 49 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 2 with 99 rules applied. Total rules applied 103 place count 212 transition count 2655
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 3 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 111 place count 208 transition count 2651
Applied a total of 111 rules in 482 ms. Remains 208 /264 variables (removed 56) and now considering 2651/2706 (removed 55) transitions.
// Phase 1: matrix 2651 rows 208 cols
[2024-05-26 04:35:50] [INFO ] Invariants computation overflowed in 9 ms
[2024-05-26 04:35:50] [INFO ] Implicit Places using invariants in 319 ms returned []
// Phase 1: matrix 2651 rows 208 cols
[2024-05-26 04:35:50] [INFO ] Invariants computation overflowed in 4 ms
[2024-05-26 04:35:51] [INFO ] Implicit Places using invariants and state equation in 1426 ms returned [2, 3, 10]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 1754 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 205/264 places, 2651/2706 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 203 transition count 2650
Applied a total of 3 rules in 48 ms. Remains 203 /205 variables (removed 2) and now considering 2650/2651 (removed 1) transitions.
// Phase 1: matrix 2650 rows 203 cols
[2024-05-26 04:35:52] [INFO ] Invariants computation overflowed in 13 ms
[2024-05-26 04:35:52] [INFO ] Implicit Places using invariants in 228 ms returned []
// Phase 1: matrix 2650 rows 203 cols
[2024-05-26 04:35:52] [INFO ] Invariants computation overflowed in 9 ms
[2024-05-26 04:35:53] [INFO ] Implicit Places using invariants and state equation in 1198 ms returned []
Implicit Place search using SMT with State Equation took 1428 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 203/264 places, 2650/2706 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3714 ms. Remains : 203/264 places, 2650/2706 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : Railroad-PT-050-LTLCardinality-11
Product exploration explored 100000 steps with 0 reset in 942 ms.
Stack based approach found an accepted trace after 3271 steps with 0 reset with depth 3272 and stack size 3272 in 31 ms.
FORMULA Railroad-PT-050-LTLCardinality-11 FALSE TECHNIQUES STACK_TEST
Treatment of property Railroad-PT-050-LTLCardinality-11 finished in 4749 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(p1)||p0))))'
Support contains 3 out of 264 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 264/264 places, 2706/2706 transitions.
Applied a total of 0 rules in 8 ms. Remains 264 /264 variables (removed 0) and now considering 2706/2706 (removed 0) transitions.
// Phase 1: matrix 2706 rows 264 cols
[2024-05-26 04:35:54] [INFO ] Invariants computation overflowed in 9 ms
[2024-05-26 04:35:54] [INFO ] Implicit Places using invariants in 332 ms returned []
// Phase 1: matrix 2706 rows 264 cols
[2024-05-26 04:35:54] [INFO ] Invariants computation overflowed in 11 ms
[2024-05-26 04:35:56] [INFO ] Implicit Places using invariants and state equation in 1149 ms returned [2, 5, 12, 130]
Discarding 4 places :
Implicit Place search using SMT with State Equation took 1484 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 260/264 places, 2706/2706 transitions.
Applied a total of 0 rules in 9 ms. Remains 260 /260 variables (removed 0) and now considering 2706/2706 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1501 ms. Remains : 260/264 places, 2706/2706 transitions.
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Railroad-PT-050-LTLCardinality-12
Product exploration explored 100000 steps with 2803 reset in 1002 ms.
Product exploration explored 100000 steps with 2762 reset in 1038 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 p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 5 factoid took 256 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 132 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
RANDOM walk for 3792 steps (0 resets) in 76 ms. (49 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (F p0), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 397 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
Stuttering acceptance computed with spot in 150 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
// Phase 1: matrix 2706 rows 260 cols
[2024-05-26 04:35:59] [INFO ] Invariants computation overflowed in 4 ms
[2024-05-26 04:36:00] [INFO ] [Real]Absence check using state equation in 686 ms returned sat
[2024-05-26 04:36:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 04:36:02] [INFO ] [Nat]Absence check using state equation in 506 ms returned sat
[2024-05-26 04:36:02] [INFO ] Computed and/alt/rep : 155/205/155 causal constraints (skipped 2501 transitions) in 235 ms.
[2024-05-26 04:36:02] [INFO ] Added : 3 causal constraints over 1 iterations in 479 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 3 out of 260 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 260/260 places, 2706/2706 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 260 transition count 2702
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 256 transition count 2702
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 49 Pre rules applied. Total rules applied 8 place count 256 transition count 2653
Deduced a syphon composed of 49 places in 3 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 2 with 98 rules applied. Total rules applied 106 place count 207 transition count 2653
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 5 rules applied. Total rules applied 111 place count 204 transition count 2651
Applied a total of 111 rules in 79 ms. Remains 204 /260 variables (removed 56) and now considering 2651/2706 (removed 55) transitions.
// Phase 1: matrix 2651 rows 204 cols
[2024-05-26 04:36:02] [INFO ] Invariants computation overflowed in 9 ms
[2024-05-26 04:36:03] [INFO ] Implicit Places using invariants in 209 ms returned []
// Phase 1: matrix 2651 rows 204 cols
[2024-05-26 04:36:03] [INFO ] Invariants computation overflowed in 4 ms
[2024-05-26 04:36:04] [INFO ] Implicit Places using invariants and state equation in 1142 ms returned []
Implicit Place search using SMT with State Equation took 1371 ms to find 0 implicit places.
[2024-05-26 04:36:04] [INFO ] Redundant transitions in 145 ms returned []
Running 2601 sub problems to find dead transitions.
// Phase 1: matrix 2651 rows 204 cols
[2024-05-26 04:36:04] [INFO ] Invariants computation overflowed in 4 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 154/154 constraints. Problems are: Problem set: 0 solved, 2601 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/154 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 2601 unsolved
At refinement iteration 2 (OVERLAPS) 2651/2805 variables, 154/308 constraints. Problems are: Problem set: 0 solved, 2601 unsolved
[2024-05-26 04:36:31] [INFO ] Deduced a trap composed of 51 places in 45 ms of which 1 ms to minimize.
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 2805/2855 variables, and 309 constraints, problems are : Problem set: 0 solved, 2601 unsolved in 30060 ms.
Refiners :[Domain max(s): 154/204 constraints, State Equation: 154/204 constraints, PredecessorRefiner: 2601/2601 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2601 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 154/154 constraints. Problems are: Problem set: 0 solved, 2601 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/154 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 2601 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 2601 unsolved
At refinement iteration 3 (OVERLAPS) 2651/2805 variables, 154/309 constraints. Problems are: Problem set: 0 solved, 2601 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2805 variables, 51/360 constraints. Problems are: Problem set: 0 solved, 2601 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2805/2855 variables, and 360 constraints, problems are : Problem set: 0 solved, 2601 unsolved in 30072 ms.
Refiners :[Domain max(s): 154/204 constraints, State Equation: 154/204 constraints, PredecessorRefiner: 51/2601 constraints, Known Traps: 1/1 constraints]
After SMT, in 66822ms problems are : Problem set: 0 solved, 2601 unsolved
Search for dead transitions found 0 dead transitions in 66854ms
Starting structural reductions in SI_LTL mode, iteration 1 : 204/260 places, 2651/2706 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 68468 ms. Remains : 204/260 places, 2651/2706 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 p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (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)))]
Knowledge based reduction with 7 factoid took 443 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 175 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
RANDOM walk for 1845 steps (0 resets) in 30 ms. (59 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (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))), (F p0), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 7 factoid took 674 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 188 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
// Phase 1: matrix 2651 rows 204 cols
[2024-05-26 04:37:12] [INFO ] Invariants computation overflowed in 9 ms
[2024-05-26 04:37:14] [INFO ] [Real]Absence check using state equation in 417 ms returned sat
[2024-05-26 04:37:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 04:37:15] [INFO ] [Nat]Absence check using state equation in 520 ms returned sat
[2024-05-26 04:37:15] [INFO ] Computed and/alt/rep : 101/151/101 causal constraints (skipped 2500 transitions) in 306 ms.
[2024-05-26 04:37:15] [INFO ] Added : 0 causal constraints over 0 iterations in 455 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 142 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
Product exploration explored 100000 steps with 3078 reset in 910 ms.
Stack based approach found an accepted trace after 8174 steps with 249 reset with depth 29 and stack size 29 in 84 ms.
FORMULA Railroad-PT-050-LTLCardinality-12 FALSE TECHNIQUES STACK_TEST
Treatment of property Railroad-PT-050-LTLCardinality-12 finished in 82549 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 1 out of 264 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 264/264 places, 2706/2706 transitions.
Applied a total of 0 rules in 13 ms. Remains 264 /264 variables (removed 0) and now considering 2706/2706 (removed 0) transitions.
// Phase 1: matrix 2706 rows 264 cols
[2024-05-26 04:37:17] [INFO ] Invariants computation overflowed in 6 ms
[2024-05-26 04:37:17] [INFO ] Implicit Places using invariants in 314 ms returned []
// Phase 1: matrix 2706 rows 264 cols
[2024-05-26 04:37:17] [INFO ] Invariants computation overflowed in 12 ms
[2024-05-26 04:37:18] [INFO ] Implicit Places using invariants and state equation in 1089 ms returned [2, 5, 12, 130]
Discarding 4 places :
Implicit Place search using SMT with State Equation took 1409 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 260/264 places, 2706/2706 transitions.
Applied a total of 0 rules in 14 ms. Remains 260 /260 variables (removed 0) and now considering 2706/2706 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1437 ms. Remains : 260/264 places, 2706/2706 transitions.
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : Railroad-PT-050-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Railroad-PT-050-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Railroad-PT-050-LTLCardinality-13 finished in 1564 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 2 out of 264 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 264/264 places, 2706/2706 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 264 transition count 2704
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 262 transition count 2704
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 49 Pre rules applied. Total rules applied 4 place count 262 transition count 2655
Deduced a syphon composed of 49 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 2 with 99 rules applied. Total rules applied 103 place count 212 transition count 2655
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 3 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 111 place count 208 transition count 2651
Applied a total of 111 rules in 468 ms. Remains 208 /264 variables (removed 56) and now considering 2651/2706 (removed 55) transitions.
// Phase 1: matrix 2651 rows 208 cols
[2024-05-26 04:37:19] [INFO ] Invariants computation overflowed in 5 ms
[2024-05-26 04:37:19] [INFO ] Implicit Places using invariants in 285 ms returned []
// Phase 1: matrix 2651 rows 208 cols
[2024-05-26 04:37:19] [INFO ] Invariants computation overflowed in 11 ms
[2024-05-26 04:37:20] [INFO ] Implicit Places using invariants and state equation in 1079 ms returned [2, 3, 10]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 1370 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 205/264 places, 2651/2706 transitions.
Applied a total of 0 rules in 437 ms. Remains 205 /205 variables (removed 0) and now considering 2651/2651 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2277 ms. Remains : 205/264 places, 2651/2706 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : Railroad-PT-050-LTLCardinality-15
Product exploration explored 100000 steps with 50000 reset in 607 ms.
Product exploration explored 100000 steps with 50000 reset in 624 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 : [(NOT 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 14 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Railroad-PT-050-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Railroad-PT-050-LTLCardinality-15 finished in 3592 ms.
All properties solved by simple procedures.
Total runtime 124823 ms.

BK_STOP 1716698242246

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="Railroad-PT-050"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
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 itstools"
echo " Input is Railroad-PT-050, 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 r312-tall-171662338700499"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Railroad-PT-050.tgz
mv Railroad-PT-050 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 ;