fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r165-tall-167838850500516
Last Updated
May 14, 2023

About the Execution of ITS-Tools for FlexibleBarrier-PT-12b

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
2475.575 291393.00 712824.00 3498.10 FFFFFFFFFFFFTFFF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r165-tall-167838850500516.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is FlexibleBarrier-PT-12b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r165-tall-167838850500516
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 988K
-rw-r--r-- 1 mcc users 7.6K Feb 25 12:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Feb 25 12:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 25 12:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 25 12:36 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 25 12:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 146K Feb 25 12:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 25 12:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 40K Feb 25 12:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 536K Mar 5 18:22 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-00
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-01
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-02
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-03
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-04
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-05
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-06
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-07
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-08
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-09
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-10
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-11
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-12
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-13
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-14
FORMULA_NAME FlexibleBarrier-PT-12b-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679504561816

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-12b
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202303021504
[2023-03-22 17:02:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-22 17:02:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 17:02:43] [INFO ] Load time of PNML (sax parser for PT used): 113 ms
[2023-03-22 17:02:43] [INFO ] Transformed 1988 places.
[2023-03-22 17:02:43] [INFO ] Transformed 2289 transitions.
[2023-03-22 17:02:43] [INFO ] Found NUPN structural information;
[2023-03-22 17:02:43] [INFO ] Parsed PT model containing 1988 places and 2289 transitions and 5727 arcs in 195 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-12b-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 35 out of 1988 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1988/1988 places, 2289/2289 transitions.
Discarding 779 places :
Symmetric choice reduction at 0 with 779 rule applications. Total rules 779 place count 1209 transition count 1510
Iterating global reduction 0 with 779 rules applied. Total rules applied 1558 place count 1209 transition count 1510
Discarding 358 places :
Symmetric choice reduction at 0 with 358 rule applications. Total rules 1916 place count 851 transition count 1152
Iterating global reduction 0 with 358 rules applied. Total rules applied 2274 place count 851 transition count 1152
Discarding 219 places :
Symmetric choice reduction at 0 with 219 rule applications. Total rules 2493 place count 632 transition count 933
Iterating global reduction 0 with 219 rules applied. Total rules applied 2712 place count 632 transition count 933
Ensure Unique test removed 100 transitions
Reduce isomorphic transitions removed 100 transitions.
Iterating post reduction 0 with 100 rules applied. Total rules applied 2812 place count 632 transition count 833
Applied a total of 2812 rules in 331 ms. Remains 632 /1988 variables (removed 1356) and now considering 833/2289 (removed 1456) transitions.
// Phase 1: matrix 833 rows 632 cols
[2023-03-22 17:02:44] [INFO ] Computed 14 place invariants in 30 ms
[2023-03-22 17:02:44] [INFO ] Implicit Places using invariants in 506 ms returned []
[2023-03-22 17:02:44] [INFO ] Invariant cache hit.
[2023-03-22 17:02:45] [INFO ] Implicit Places using invariants and state equation in 503 ms returned []
Implicit Place search using SMT with State Equation took 1045 ms to find 0 implicit places.
[2023-03-22 17:02:45] [INFO ] Invariant cache hit.
[2023-03-22 17:02:45] [INFO ] Dead Transitions using invariants and state equation in 390 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 632/1988 places, 833/2289 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1768 ms. Remains : 632/1988 places, 833/2289 transitions.
Support contains 35 out of 632 places after structural reductions.
[2023-03-22 17:02:45] [INFO ] Flatten gal took : 73 ms
[2023-03-22 17:02:45] [INFO ] Flatten gal took : 40 ms
[2023-03-22 17:02:45] [INFO ] Input system was already deterministic with 833 transitions.
Incomplete random walk after 10000 steps, including 114 resets, run finished after 433 ms. (steps per millisecond=23 ) properties (out of 29) seen :4
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Running SMT prover for 25 properties.
[2023-03-22 17:02:46] [INFO ] Invariant cache hit.
[2023-03-22 17:02:46] [INFO ] [Real]Absence check using 14 positive place invariants in 8 ms returned sat
[2023-03-22 17:02:46] [INFO ] After 406ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:24
[2023-03-22 17:02:47] [INFO ] [Nat]Absence check using 14 positive place invariants in 8 ms returned sat
[2023-03-22 17:02:48] [INFO ] After 857ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :23
[2023-03-22 17:02:48] [INFO ] Deduced a trap composed of 88 places in 76 ms of which 8 ms to minimize.
[2023-03-22 17:02:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 136 ms
[2023-03-22 17:02:49] [INFO ] After 2097ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :23
Attempting to minimize the solution found.
Minimization took 606 ms.
[2023-03-22 17:02:50] [INFO ] After 3265ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :23
Fused 25 Parikh solutions to 20 different solutions.
Parikh walk visited 21 properties in 165 ms.
Support contains 4 out of 632 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 632/632 places, 833/833 transitions.
Graph (trivial) has 588 edges and 632 vertex of which 73 / 632 are part of one of the 12 SCC in 5 ms
Free SCC test removed 61 places
Drop transitions removed 74 transitions
Reduce isomorphic transitions removed 74 transitions.
Drop transitions removed 55 transitions
Trivial Post-agglo rules discarded 55 transitions
Performed 55 trivial Post agglomeration. Transition count delta: 55
Iterating post reduction 0 with 55 rules applied. Total rules applied 56 place count 571 transition count 704
Reduce places removed 55 places and 0 transitions.
Iterating post reduction 1 with 55 rules applied. Total rules applied 111 place count 516 transition count 704
Performed 31 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 31 Pre rules applied. Total rules applied 111 place count 516 transition count 673
Deduced a syphon composed of 31 places in 1 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 2 with 62 rules applied. Total rules applied 173 place count 485 transition count 673
Discarding 45 places :
Symmetric choice reduction at 2 with 45 rule applications. Total rules 218 place count 440 transition count 628
Iterating global reduction 2 with 45 rules applied. Total rules applied 263 place count 440 transition count 628
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 265 place count 440 transition count 626
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 265 place count 440 transition count 625
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 267 place count 439 transition count 625
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 280 place count 426 transition count 612
Iterating global reduction 3 with 13 rules applied. Total rules applied 293 place count 426 transition count 612
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 3 with 13 rules applied. Total rules applied 306 place count 426 transition count 599
Performed 74 Post agglomeration using F-continuation condition.Transition count delta: 74
Deduced a syphon composed of 74 places in 1 ms
Reduce places removed 74 places and 0 transitions.
Iterating global reduction 4 with 148 rules applied. Total rules applied 454 place count 352 transition count 525
Drop transitions removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 466 place count 352 transition count 513
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 471 place count 347 transition count 508
Iterating global reduction 5 with 5 rules applied. Total rules applied 476 place count 347 transition count 508
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 481 place count 347 transition count 503
Free-agglomeration rule applied 266 times.
Iterating global reduction 6 with 266 rules applied. Total rules applied 747 place count 347 transition count 237
Reduce places removed 266 places and 0 transitions.
Drop transitions removed 120 transitions
Reduce isomorphic transitions removed 120 transitions.
Iterating post reduction 6 with 386 rules applied. Total rules applied 1133 place count 81 transition count 117
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 1134 place count 81 transition count 117
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 1135 place count 80 transition count 116
Applied a total of 1135 rules in 351 ms. Remains 80 /632 variables (removed 552) and now considering 116/833 (removed 717) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 351 ms. Remains : 80/632 places, 116/833 transitions.
Finished random walk after 461 steps, including 0 resets, run visited all 2 properties in 5 ms. (steps per millisecond=92 )
FORMULA FlexibleBarrier-PT-12b-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 13 simplifications.
Computed a total of 14 stabilizing places and 14 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1)&&F(p1))))'
Support contains 4 out of 632 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Graph (trivial) has 590 edges and 632 vertex of which 73 / 632 are part of one of the 12 SCC in 1 ms
Free SCC test removed 61 places
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 0 with 56 rules applied. Total rules applied 57 place count 570 transition count 714
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 1 with 56 rules applied. Total rules applied 113 place count 514 transition count 714
Performed 31 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 31 Pre rules applied. Total rules applied 113 place count 514 transition count 683
Deduced a syphon composed of 31 places in 1 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 2 with 62 rules applied. Total rules applied 175 place count 483 transition count 683
Discarding 45 places :
Symmetric choice reduction at 2 with 45 rule applications. Total rules 220 place count 438 transition count 638
Iterating global reduction 2 with 45 rules applied. Total rules applied 265 place count 438 transition count 638
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 266 place count 438 transition count 637
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 279 place count 425 transition count 624
Iterating global reduction 3 with 13 rules applied. Total rules applied 292 place count 425 transition count 624
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 304 place count 425 transition count 612
Performed 74 Post agglomeration using F-continuation condition.Transition count delta: 74
Deduced a syphon composed of 74 places in 0 ms
Reduce places removed 74 places and 0 transitions.
Iterating global reduction 4 with 148 rules applied. Total rules applied 452 place count 351 transition count 538
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 458 place count 345 transition count 532
Iterating global reduction 4 with 6 rules applied. Total rules applied 464 place count 345 transition count 532
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 470 place count 345 transition count 526
Drop transitions removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 5 with 12 rules applied. Total rules applied 482 place count 345 transition count 514
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 484 place count 343 transition count 512
Applied a total of 484 rules in 295 ms. Remains 343 /632 variables (removed 289) and now considering 512/833 (removed 321) transitions.
[2023-03-22 17:02:51] [INFO ] Flow matrix only has 489 transitions (discarded 23 similar events)
// Phase 1: matrix 489 rows 343 cols
[2023-03-22 17:02:51] [INFO ] Computed 14 place invariants in 11 ms
[2023-03-22 17:02:51] [INFO ] Implicit Places using invariants in 176 ms returned []
[2023-03-22 17:02:51] [INFO ] Flow matrix only has 489 transitions (discarded 23 similar events)
[2023-03-22 17:02:51] [INFO ] Invariant cache hit.
[2023-03-22 17:02:51] [INFO ] Implicit Places using invariants and state equation in 268 ms returned []
Implicit Place search using SMT with State Equation took 450 ms to find 0 implicit places.
[2023-03-22 17:02:51] [INFO ] Redundant transitions in 32 ms returned []
[2023-03-22 17:02:51] [INFO ] Flow matrix only has 489 transitions (discarded 23 similar events)
[2023-03-22 17:02:51] [INFO ] Invariant cache hit.
[2023-03-22 17:02:51] [INFO ] Dead Transitions using invariants and state equation in 195 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 343/632 places, 512/833 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 979 ms. Remains : 343/632 places, 512/833 transitions.
Stuttering acceptance computed with spot in 273 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-12b-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(EQ s18 1), p1:(AND (EQ s71 1) (EQ s77 1) (EQ s263 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 2 ms.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-00 finished in 1307 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U (p1&&G(p0)))))'
Support contains 2 out of 632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 609 transition count 810
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 609 transition count 810
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 48 place count 609 transition count 808
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 68 place count 589 transition count 788
Iterating global reduction 1 with 20 rules applied. Total rules applied 88 place count 589 transition count 788
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 105 place count 589 transition count 771
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 106 place count 588 transition count 770
Iterating global reduction 2 with 1 rules applied. Total rules applied 107 place count 588 transition count 770
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 108 place count 588 transition count 769
Applied a total of 108 rules in 61 ms. Remains 588 /632 variables (removed 44) and now considering 769/833 (removed 64) transitions.
// Phase 1: matrix 769 rows 588 cols
[2023-03-22 17:02:52] [INFO ] Computed 14 place invariants in 6 ms
[2023-03-22 17:02:52] [INFO ] Implicit Places using invariants in 235 ms returned []
[2023-03-22 17:02:52] [INFO ] Invariant cache hit.
[2023-03-22 17:02:53] [INFO ] Implicit Places using invariants and state equation in 461 ms returned []
Implicit Place search using SMT with State Equation took 698 ms to find 0 implicit places.
[2023-03-22 17:02:53] [INFO ] Invariant cache hit.
[2023-03-22 17:02:53] [INFO ] Dead Transitions using invariants and state equation in 300 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 588/632 places, 769/833 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1061 ms. Remains : 588/632 places, 769/833 transitions.
Stuttering acceptance computed with spot in 139 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : FlexibleBarrier-PT-12b-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND p1 p0), acceptance={0} source=3 dest: 0}, { cond=(NOT p0), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}]], initial=1, aps=[p0:(NEQ s276 1), p1:(EQ s385 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 546 steps with 5 reset in 7 ms.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-02 finished in 1229 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X((p1 U X(p2)))||p0))))'
Support contains 4 out of 632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 611 transition count 812
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 611 transition count 812
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 44 place count 611 transition count 810
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 62 place count 593 transition count 792
Iterating global reduction 1 with 18 rules applied. Total rules applied 80 place count 593 transition count 792
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 95 place count 593 transition count 777
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 96 place count 592 transition count 776
Iterating global reduction 2 with 1 rules applied. Total rules applied 97 place count 592 transition count 776
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 98 place count 592 transition count 775
Applied a total of 98 rules in 49 ms. Remains 592 /632 variables (removed 40) and now considering 775/833 (removed 58) transitions.
// Phase 1: matrix 775 rows 592 cols
[2023-03-22 17:02:53] [INFO ] Computed 14 place invariants in 7 ms
[2023-03-22 17:02:53] [INFO ] Implicit Places using invariants in 222 ms returned []
[2023-03-22 17:02:53] [INFO ] Invariant cache hit.
[2023-03-22 17:02:54] [INFO ] Implicit Places using invariants and state equation in 465 ms returned []
Implicit Place search using SMT with State Equation took 703 ms to find 0 implicit places.
[2023-03-22 17:02:54] [INFO ] Invariant cache hit.
[2023-03-22 17:02:54] [INFO ] Dead Transitions using invariants and state equation in 298 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 592/632 places, 775/833 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1051 ms. Remains : 592/632 places, 775/833 transitions.
Stuttering acceptance computed with spot in 206 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), (NOT p2), true]
Running random walk in product with property : FlexibleBarrier-PT-12b-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 3}, { cond=p1, acceptance={} source=2 dest: 4}], [{ cond=(NOT p2), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=4 dest: 3}, { cond=(AND p1 (NOT p2)), acceptance={0} source=4 dest: 4}], [{ cond=true, acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(OR (EQ s276 1) (EQ s552 1)), p1:(OR (EQ s160 1) (EQ s287 1)), p2:(AND (EQ s552 1) (EQ s160 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-03 finished in 1280 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 609 transition count 810
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 609 transition count 810
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 48 place count 609 transition count 808
Discarding 19 places :
Symmetric choice reduction at 1 with 19 rule applications. Total rules 67 place count 590 transition count 789
Iterating global reduction 1 with 19 rules applied. Total rules applied 86 place count 590 transition count 789
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 103 place count 590 transition count 772
Applied a total of 103 rules in 34 ms. Remains 590 /632 variables (removed 42) and now considering 772/833 (removed 61) transitions.
// Phase 1: matrix 772 rows 590 cols
[2023-03-22 17:02:54] [INFO ] Computed 14 place invariants in 11 ms
[2023-03-22 17:02:54] [INFO ] Implicit Places using invariants in 201 ms returned []
[2023-03-22 17:02:54] [INFO ] Invariant cache hit.
[2023-03-22 17:02:55] [INFO ] Implicit Places using invariants and state equation in 407 ms returned []
Implicit Place search using SMT with State Equation took 612 ms to find 0 implicit places.
[2023-03-22 17:02:55] [INFO ] Invariant cache hit.
[2023-03-22 17:02:55] [INFO ] Dead Transitions using invariants and state equation in 307 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 590/632 places, 772/833 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 956 ms. Remains : 590/632 places, 772/833 transitions.
Stuttering acceptance computed with spot in 89 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-12b-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (EQ s203 0) (EQ s278 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 1119 reset in 275 ms.
Product exploration explored 100000 steps with 1126 reset in 284 ms.
Computed a total of 14 stabilizing places and 14 stable transitions
Computed a total of 14 stabilizing places and 14 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 148 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 80 ms :[true, (NOT p0), (NOT p0)]
Finished random walk after 7212 steps, including 80 resets, run visited all 1 properties in 28 ms. (steps per millisecond=257 )
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 153 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 97 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 80 ms :[true, (NOT p0), (NOT p0)]
Support contains 2 out of 590 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 590/590 places, 772/772 transitions.
Applied a total of 0 rules in 15 ms. Remains 590 /590 variables (removed 0) and now considering 772/772 (removed 0) transitions.
[2023-03-22 17:02:57] [INFO ] Invariant cache hit.
[2023-03-22 17:02:57] [INFO ] Implicit Places using invariants in 174 ms returned []
[2023-03-22 17:02:57] [INFO ] Invariant cache hit.
[2023-03-22 17:02:57] [INFO ] Implicit Places using invariants and state equation in 380 ms returned []
Implicit Place search using SMT with State Equation took 556 ms to find 0 implicit places.
[2023-03-22 17:02:57] [INFO ] Invariant cache hit.
[2023-03-22 17:02:57] [INFO ] Dead Transitions using invariants and state equation in 264 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 836 ms. Remains : 590/590 places, 772/772 transitions.
Computed a total of 14 stabilizing places and 14 stable transitions
Computed a total of 14 stabilizing places and 14 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 128 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 71 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 112 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 791848 steps, run timeout after 3001 ms. (steps per millisecond=263 ) properties seen :{}
Probabilistic random walk after 791848 steps, saw 203383 distinct states, run finished after 3001 ms. (steps per millisecond=263 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 17:03:01] [INFO ] Invariant cache hit.
[2023-03-22 17:03:01] [INFO ] After 72ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 17:03:01] [INFO ] [Nat]Absence check using 14 positive place invariants in 5 ms returned sat
[2023-03-22 17:03:01] [INFO ] After 196ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 17:03:01] [INFO ] After 243ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 25 ms.
[2023-03-22 17:03:01] [INFO ] After 348ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 590 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 590/590 places, 772/772 transitions.
Graph (trivial) has 549 edges and 590 vertex of which 73 / 590 are part of one of the 12 SCC in 1 ms
Free SCC test removed 61 places
Drop transitions removed 74 transitions
Reduce isomorphic transitions removed 74 transitions.
Drop transitions removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 0 with 56 rules applied. Total rules applied 57 place count 529 transition count 642
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 1 with 56 rules applied. Total rules applied 113 place count 473 transition count 642
Performed 26 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 26 Pre rules applied. Total rules applied 113 place count 473 transition count 616
Deduced a syphon composed of 26 places in 1 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 2 with 52 rules applied. Total rules applied 165 place count 447 transition count 616
Discarding 23 places :
Symmetric choice reduction at 2 with 23 rule applications. Total rules 188 place count 424 transition count 593
Iterating global reduction 2 with 23 rules applied. Total rules applied 211 place count 424 transition count 593
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 213 place count 422 transition count 591
Iterating global reduction 2 with 2 rules applied. Total rules applied 215 place count 422 transition count 591
Performed 76 Post agglomeration using F-continuation condition.Transition count delta: 76
Deduced a syphon composed of 76 places in 0 ms
Reduce places removed 76 places and 0 transitions.
Iterating global reduction 2 with 152 rules applied. Total rules applied 367 place count 346 transition count 515
Drop transitions removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 391 place count 346 transition count 491
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 403 place count 334 transition count 479
Iterating global reduction 3 with 12 rules applied. Total rules applied 415 place count 334 transition count 479
Free-agglomeration rule applied 268 times.
Iterating global reduction 3 with 268 rules applied. Total rules applied 683 place count 334 transition count 211
Reduce places removed 268 places and 0 transitions.
Drop transitions removed 121 transitions
Reduce isomorphic transitions removed 121 transitions.
Graph (complete) has 179 edges and 66 vertex of which 26 are kept as prefixes of interest. Removing 40 places using SCC suffix rule.0 ms
Discarding 40 places :
Also discarding 0 output transitions
Iterating post reduction 3 with 390 rules applied. Total rules applied 1073 place count 26 transition count 90
Drop transitions removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 4 with 56 rules applied. Total rules applied 1129 place count 26 transition count 34
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 1130 place count 25 transition count 33
Reduce places removed 2 places and 0 transitions.
Graph (trivial) has 28 edges and 23 vertex of which 20 / 23 are part of one of the 4 SCC in 0 ms
Free SCC test removed 16 places
Iterating post reduction 5 with 3 rules applied. Total rules applied 1133 place count 7 transition count 33
Reduce places removed 2 places and 0 transitions.
Drop transitions removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 6 with 30 rules applied. Total rules applied 1163 place count 5 transition count 5
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 1 Pre rules applied. Total rules applied 1163 place count 5 transition count 4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 1165 place count 4 transition count 4
Applied a total of 1165 rules in 104 ms. Remains 4 /590 variables (removed 586) and now considering 4/772 (removed 768) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 4/590 places, 4/772 transitions.
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 209 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 64 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 83 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 95 ms :[true, (NOT p0), (NOT p0)]
Entered a terminal (fully accepting) state of product in 8851 steps with 99 reset in 19 ms.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-04 finished in 7384 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 1 out of 632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 608 transition count 809
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 608 transition count 809
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 50 place count 608 transition count 807
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 70 place count 588 transition count 787
Iterating global reduction 1 with 20 rules applied. Total rules applied 90 place count 588 transition count 787
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 107 place count 588 transition count 770
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 108 place count 587 transition count 769
Iterating global reduction 2 with 1 rules applied. Total rules applied 109 place count 587 transition count 769
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 110 place count 587 transition count 768
Applied a total of 110 rules in 47 ms. Remains 587 /632 variables (removed 45) and now considering 768/833 (removed 65) transitions.
// Phase 1: matrix 768 rows 587 cols
[2023-03-22 17:03:02] [INFO ] Computed 14 place invariants in 9 ms
[2023-03-22 17:03:02] [INFO ] Implicit Places using invariants in 184 ms returned []
[2023-03-22 17:03:02] [INFO ] Invariant cache hit.
[2023-03-22 17:03:02] [INFO ] Implicit Places using invariants and state equation in 370 ms returned []
Implicit Place search using SMT with State Equation took 556 ms to find 0 implicit places.
[2023-03-22 17:03:02] [INFO ] Invariant cache hit.
[2023-03-22 17:03:03] [INFO ] Dead Transitions using invariants and state equation in 281 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 587/632 places, 768/833 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 898 ms. Remains : 587/632 places, 768/833 transitions.
Stuttering acceptance computed with spot in 108 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-12b-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(NEQ s239 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 1127 reset in 220 ms.
Product exploration explored 100000 steps with 1121 reset in 215 ms.
Computed a total of 14 stabilizing places and 14 stable transitions
Computed a total of 14 stabilizing places and 14 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 136 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 145 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 110 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 828943 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :{}
Probabilistic random walk after 828943 steps, saw 210321 distinct states, run finished after 3006 ms. (steps per millisecond=275 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 17:03:06] [INFO ] Invariant cache hit.
[2023-03-22 17:03:07] [INFO ] [Real]Absence check using 14 positive place invariants in 5 ms returned sat
[2023-03-22 17:03:07] [INFO ] After 187ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 17:03:07] [INFO ] After 237ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 20 ms.
[2023-03-22 17:03:07] [INFO ] After 365ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Finished Parikh walk after 57 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=28 )
Parikh walk visited 1 properties in 1 ms.
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 102 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 118 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 89 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 587 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 587/587 places, 768/768 transitions.
Applied a total of 0 rules in 10 ms. Remains 587 /587 variables (removed 0) and now considering 768/768 (removed 0) transitions.
[2023-03-22 17:03:07] [INFO ] Invariant cache hit.
[2023-03-22 17:03:07] [INFO ] Implicit Places using invariants in 210 ms returned []
[2023-03-22 17:03:07] [INFO ] Invariant cache hit.
[2023-03-22 17:03:08] [INFO ] Implicit Places using invariants and state equation in 372 ms returned []
Implicit Place search using SMT with State Equation took 604 ms to find 0 implicit places.
[2023-03-22 17:03:08] [INFO ] Invariant cache hit.
[2023-03-22 17:03:08] [INFO ] Dead Transitions using invariants and state equation in 295 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 912 ms. Remains : 587/587 places, 768/768 transitions.
Computed a total of 14 stabilizing places and 14 stable transitions
Computed a total of 14 stabilizing places and 14 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 144 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 127 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 114 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 816203 steps, run timeout after 3001 ms. (steps per millisecond=271 ) properties seen :{}
Probabilistic random walk after 816203 steps, saw 207810 distinct states, run finished after 3001 ms. (steps per millisecond=271 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 17:03:11] [INFO ] Invariant cache hit.
[2023-03-22 17:03:11] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2023-03-22 17:03:12] [INFO ] After 212ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 17:03:12] [INFO ] After 255ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 25 ms.
[2023-03-22 17:03:12] [INFO ] After 381ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Finished Parikh walk after 57 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=57 )
Parikh walk visited 1 properties in 0 ms.
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 96 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 113 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 125 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 119 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1127 reset in 190 ms.
Product exploration explored 100000 steps with 1128 reset in 200 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 128 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 587 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 587/587 places, 768/768 transitions.
Graph (trivial) has 548 edges and 587 vertex of which 73 / 587 are part of one of the 12 SCC in 3 ms
Free SCC test removed 61 places
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Performed 47 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 47 rules applied. Total rules applied 48 place count 526 transition count 706
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 34 Pre rules applied. Total rules applied 48 place count 526 transition count 706
Deduced a syphon composed of 81 places in 1 ms
Iterating global reduction 1 with 34 rules applied. Total rules applied 82 place count 526 transition count 706
Discarding 56 places :
Symmetric choice reduction at 1 with 56 rule applications. Total rules 138 place count 470 transition count 650
Deduced a syphon composed of 48 places in 0 ms
Iterating global reduction 1 with 56 rules applied. Total rules applied 194 place count 470 transition count 650
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 195 place count 469 transition count 649
Deduced a syphon composed of 48 places in 1 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 196 place count 469 transition count 649
Performed 66 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 114 places in 0 ms
Iterating global reduction 1 with 66 rules applied. Total rules applied 262 place count 469 transition count 673
Discarding 28 places :
Symmetric choice reduction at 1 with 28 rule applications. Total rules 290 place count 441 transition count 645
Deduced a syphon composed of 86 places in 0 ms
Iterating global reduction 1 with 28 rules applied. Total rules applied 318 place count 441 transition count 645
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 98 places in 0 ms
Iterating global reduction 1 with 12 rules applied. Total rules applied 330 place count 441 transition count 669
Deduced a syphon composed of 98 places in 0 ms
Drop transitions removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 354 place count 441 transition count 645
Deduced a syphon composed of 98 places in 0 ms
Applied a total of 354 rules in 159 ms. Remains 441 /587 variables (removed 146) and now considering 645/768 (removed 123) transitions.
[2023-03-22 17:03:13] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-22 17:03:13] [INFO ] Flow matrix only has 622 transitions (discarded 23 similar events)
// Phase 1: matrix 622 rows 441 cols
[2023-03-22 17:03:13] [INFO ] Computed 14 place invariants in 8 ms
[2023-03-22 17:03:13] [INFO ] Dead Transitions using invariants and state equation in 244 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 441/587 places, 645/768 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 420 ms. Remains : 441/587 places, 645/768 transitions.
Built C files in :
/tmp/ltsmin7627802990452235042
[2023-03-22 17:03:13] [INFO ] Built C files in 29ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7627802990452235042
Running compilation step : cd /tmp/ltsmin7627802990452235042;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1318 ms.
Running link step : cd /tmp/ltsmin7627802990452235042;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin7627802990452235042;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased5582862290695681432.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 1 out of 587 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 587/587 places, 768/768 transitions.
Applied a total of 0 rules in 18 ms. Remains 587 /587 variables (removed 0) and now considering 768/768 (removed 0) transitions.
// Phase 1: matrix 768 rows 587 cols
[2023-03-22 17:03:28] [INFO ] Computed 14 place invariants in 9 ms
[2023-03-22 17:03:29] [INFO ] Implicit Places using invariants in 264 ms returned []
[2023-03-22 17:03:29] [INFO ] Invariant cache hit.
[2023-03-22 17:03:29] [INFO ] Implicit Places using invariants and state equation in 425 ms returned []
Implicit Place search using SMT with State Equation took 691 ms to find 0 implicit places.
[2023-03-22 17:03:29] [INFO ] Invariant cache hit.
[2023-03-22 17:03:29] [INFO ] Dead Transitions using invariants and state equation in 299 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1009 ms. Remains : 587/587 places, 768/768 transitions.
Built C files in :
/tmp/ltsmin9448808267926416802
[2023-03-22 17:03:30] [INFO ] Built C files in 10ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9448808267926416802
Running compilation step : cd /tmp/ltsmin9448808267926416802;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1631 ms.
Running link step : cd /tmp/ltsmin9448808267926416802;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 27 ms.
Running LTSmin : cd /tmp/ltsmin9448808267926416802;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased8012661151781203324.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2023-03-22 17:03:45] [INFO ] Flatten gal took : 28 ms
[2023-03-22 17:03:45] [INFO ] Flatten gal took : 27 ms
[2023-03-22 17:03:45] [INFO ] Time to serialize gal into /tmp/LTL17160797756140822112.gal : 6 ms
[2023-03-22 17:03:45] [INFO ] Time to serialize properties into /tmp/LTL13425217931470403892.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17160797756140822112.gal' '-t' 'CGAL' '-hoa' '/tmp/aut35283917900208711.hoa' '-atoms' '/tmp/LTL13425217931470403892.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL13425217931470403892.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut35283917900208711.hoa
Detected timeout of ITS tools.
[2023-03-22 17:04:00] [INFO ] Flatten gal took : 26 ms
[2023-03-22 17:04:00] [INFO ] Flatten gal took : 23 ms
[2023-03-22 17:04:00] [INFO ] Time to serialize gal into /tmp/LTL17223230320156067568.gal : 15 ms
[2023-03-22 17:04:00] [INFO ] Time to serialize properties into /tmp/LTL12478184968319004336.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17223230320156067568.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12478184968319004336.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(X(G("(p715!=1)")))))
Formula 0 simplified : XXF!"(p715!=1)"
Detected timeout of ITS tools.
[2023-03-22 17:04:15] [INFO ] Flatten gal took : 24 ms
[2023-03-22 17:04:15] [INFO ] Applying decomposition
[2023-03-22 17:04:15] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/convert-linux64' '-i' '/tmp/graph17837715538609733352.txt' '-o' '/tmp/graph17837715538609733352.bin' '-w' '/tmp/graph17837715538609733352.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph17837715538609733352.bin' '-l' '-1' '-v' '-w' '/tmp/graph17837715538609733352.weights' '-q' '0' '-e' '0.001'
[2023-03-22 17:04:15] [INFO ] Decomposing Gal with order
[2023-03-22 17:04:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-22 17:04:15] [INFO ] Removed a total of 214 redundant transitions.
[2023-03-22 17:04:15] [INFO ] Flatten gal took : 124 ms
[2023-03-22 17:04:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 9 labels/synchronizations in 16 ms.
[2023-03-22 17:04:15] [INFO ] Time to serialize gal into /tmp/LTL12770048666673980728.gal : 13 ms
[2023-03-22 17:04:15] [INFO ] Time to serialize properties into /tmp/LTL16524775431605203489.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12770048666673980728.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16524775431605203489.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((X(X(G("(i8.u68.p715!=1)")))))
Formula 0 simplified : XXF!"(i8.u68.p715!=1)"
Detected timeout of ITS tools.
Built C files in :
/tmp/ltsmin17882820568504638492
[2023-03-22 17:04:30] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17882820568504638492
Running compilation step : cd /tmp/ltsmin17882820568504638492;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1121 ms.
Running link step : cd /tmp/ltsmin17882820568504638492;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin17882820568504638492;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(X([]((LTLAPp0==true))))' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-05 finished in 103861 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p0)||(p1&&X(p2)))))'
Support contains 3 out of 632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 608 transition count 809
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 608 transition count 809
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 50 place count 608 transition count 807
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 70 place count 588 transition count 787
Iterating global reduction 1 with 20 rules applied. Total rules applied 90 place count 588 transition count 787
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 107 place count 588 transition count 770
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 108 place count 587 transition count 769
Iterating global reduction 2 with 1 rules applied. Total rules applied 109 place count 587 transition count 769
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 110 place count 587 transition count 768
Applied a total of 110 rules in 67 ms. Remains 587 /632 variables (removed 45) and now considering 768/833 (removed 65) transitions.
// Phase 1: matrix 768 rows 587 cols
[2023-03-22 17:04:46] [INFO ] Computed 14 place invariants in 12 ms
[2023-03-22 17:04:46] [INFO ] Implicit Places using invariants in 206 ms returned []
[2023-03-22 17:04:46] [INFO ] Invariant cache hit.
[2023-03-22 17:04:46] [INFO ] Implicit Places using invariants and state equation in 359 ms returned []
Implicit Place search using SMT with State Equation took 567 ms to find 0 implicit places.
[2023-03-22 17:04:46] [INFO ] Invariant cache hit.
[2023-03-22 17:04:46] [INFO ] Dead Transitions using invariants and state equation in 282 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 587/632 places, 768/833 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 918 ms. Remains : 587/632 places, 768/833 transitions.
Stuttering acceptance computed with spot in 125 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 : FlexibleBarrier-PT-12b-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 1}, { cond=(AND p1 (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(EQ s393 0), p0:(EQ s393 1), p2:(AND (EQ s409 1) (EQ s586 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 165 steps with 1 reset in 1 ms.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-06 finished in 1077 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 632 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Graph (trivial) has 593 edges and 632 vertex of which 73 / 632 are part of one of the 12 SCC in 2 ms
Free SCC test removed 61 places
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 0 with 56 rules applied. Total rules applied 57 place count 570 transition count 714
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 1 with 56 rules applied. Total rules applied 113 place count 514 transition count 714
Performed 31 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 31 Pre rules applied. Total rules applied 113 place count 514 transition count 683
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 2 with 62 rules applied. Total rules applied 175 place count 483 transition count 683
Discarding 46 places :
Symmetric choice reduction at 2 with 46 rule applications. Total rules 221 place count 437 transition count 637
Iterating global reduction 2 with 46 rules applied. Total rules applied 267 place count 437 transition count 637
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 269 place count 437 transition count 635
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 282 place count 424 transition count 622
Iterating global reduction 3 with 13 rules applied. Total rules applied 295 place count 424 transition count 622
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 307 place count 424 transition count 610
Performed 74 Post agglomeration using F-continuation condition.Transition count delta: 74
Deduced a syphon composed of 74 places in 0 ms
Reduce places removed 74 places and 0 transitions.
Iterating global reduction 4 with 148 rules applied. Total rules applied 455 place count 350 transition count 536
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 461 place count 344 transition count 530
Iterating global reduction 4 with 6 rules applied. Total rules applied 467 place count 344 transition count 530
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 473 place count 344 transition count 524
Drop transitions removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 5 with 12 rules applied. Total rules applied 485 place count 344 transition count 512
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 487 place count 342 transition count 510
Applied a total of 487 rules in 96 ms. Remains 342 /632 variables (removed 290) and now considering 510/833 (removed 323) transitions.
[2023-03-22 17:04:47] [INFO ] Flow matrix only has 487 transitions (discarded 23 similar events)
// Phase 1: matrix 487 rows 342 cols
[2023-03-22 17:04:47] [INFO ] Computed 14 place invariants in 11 ms
[2023-03-22 17:04:47] [INFO ] Implicit Places using invariants in 155 ms returned []
[2023-03-22 17:04:47] [INFO ] Flow matrix only has 487 transitions (discarded 23 similar events)
[2023-03-22 17:04:47] [INFO ] Invariant cache hit.
[2023-03-22 17:04:47] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 401 ms to find 0 implicit places.
[2023-03-22 17:04:47] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 17:04:47] [INFO ] Flow matrix only has 487 transitions (discarded 23 similar events)
[2023-03-22 17:04:47] [INFO ] Invariant cache hit.
[2023-03-22 17:04:47] [INFO ] Dead Transitions using invariants and state equation in 175 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 342/632 places, 510/833 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 685 ms. Remains : 342/632 places, 510/833 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-12b-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(EQ s163 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-07 finished in 733 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 607 transition count 808
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 607 transition count 808
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 52 place count 607 transition count 806
Discarding 21 places :
Symmetric choice reduction at 1 with 21 rule applications. Total rules 73 place count 586 transition count 785
Iterating global reduction 1 with 21 rules applied. Total rules applied 94 place count 586 transition count 785
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 112 place count 586 transition count 767
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 113 place count 585 transition count 766
Iterating global reduction 2 with 1 rules applied. Total rules applied 114 place count 585 transition count 766
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 115 place count 585 transition count 765
Applied a total of 115 rules in 39 ms. Remains 585 /632 variables (removed 47) and now considering 765/833 (removed 68) transitions.
// Phase 1: matrix 765 rows 585 cols
[2023-03-22 17:04:47] [INFO ] Computed 14 place invariants in 10 ms
[2023-03-22 17:04:48] [INFO ] Implicit Places using invariants in 200 ms returned []
[2023-03-22 17:04:48] [INFO ] Invariant cache hit.
[2023-03-22 17:04:48] [INFO ] Implicit Places using invariants and state equation in 385 ms returned []
Implicit Place search using SMT with State Equation took 587 ms to find 0 implicit places.
[2023-03-22 17:04:48] [INFO ] Invariant cache hit.
[2023-03-22 17:04:48] [INFO ] Dead Transitions using invariants and state equation in 282 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 585/632 places, 765/833 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 909 ms. Remains : 585/632 places, 765/833 transitions.
Stuttering acceptance computed with spot in 89 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-12b-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (EQ s219 1) (EQ s584 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-08 finished in 1018 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 608 transition count 809
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 608 transition count 809
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 50 place count 608 transition count 807
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 70 place count 588 transition count 787
Iterating global reduction 1 with 20 rules applied. Total rules applied 90 place count 588 transition count 787
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 107 place count 588 transition count 770
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 108 place count 587 transition count 769
Iterating global reduction 2 with 1 rules applied. Total rules applied 109 place count 587 transition count 769
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 110 place count 587 transition count 768
Applied a total of 110 rules in 50 ms. Remains 587 /632 variables (removed 45) and now considering 768/833 (removed 65) transitions.
// Phase 1: matrix 768 rows 587 cols
[2023-03-22 17:04:48] [INFO ] Computed 14 place invariants in 7 ms
[2023-03-22 17:04:49] [INFO ] Implicit Places using invariants in 184 ms returned []
[2023-03-22 17:04:49] [INFO ] Invariant cache hit.
[2023-03-22 17:04:49] [INFO ] Implicit Places using invariants and state equation in 384 ms returned []
Implicit Place search using SMT with State Equation took 569 ms to find 0 implicit places.
[2023-03-22 17:04:49] [INFO ] Invariant cache hit.
[2023-03-22 17:04:49] [INFO ] Dead Transitions using invariants and state equation in 284 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 587/632 places, 768/833 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 904 ms. Remains : 587/632 places, 768/833 transitions.
Stuttering acceptance computed with spot in 189 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-12b-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s560 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 85 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-09 finished in 1116 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((F(p0)&&G(p1))))))'
Support contains 3 out of 632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 608 transition count 809
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 608 transition count 809
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 50 place count 608 transition count 807
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 70 place count 588 transition count 787
Iterating global reduction 1 with 20 rules applied. Total rules applied 90 place count 588 transition count 787
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 107 place count 588 transition count 770
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 108 place count 587 transition count 769
Iterating global reduction 2 with 1 rules applied. Total rules applied 109 place count 587 transition count 769
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 110 place count 587 transition count 768
Applied a total of 110 rules in 38 ms. Remains 587 /632 variables (removed 45) and now considering 768/833 (removed 65) transitions.
// Phase 1: matrix 768 rows 587 cols
[2023-03-22 17:04:49] [INFO ] Computed 14 place invariants in 10 ms
[2023-03-22 17:04:50] [INFO ] Implicit Places using invariants in 200 ms returned []
[2023-03-22 17:04:50] [INFO ] Invariant cache hit.
[2023-03-22 17:04:50] [INFO ] Implicit Places using invariants and state equation in 408 ms returned []
Implicit Place search using SMT with State Equation took 609 ms to find 0 implicit places.
[2023-03-22 17:04:50] [INFO ] Invariant cache hit.
[2023-03-22 17:04:50] [INFO ] Dead Transitions using invariants and state equation in 257 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 587/632 places, 768/833 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 905 ms. Remains : 587/632 places, 768/833 transitions.
Stuttering acceptance computed with spot in 502 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-12b-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 3}, { cond=p1, acceptance={} source=2 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=4 dest: 2}, { cond=p1, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(AND (EQ s440 1) (EQ s586 1)), p0:(EQ s549 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Stuttering criterion allowed to conclude after 79 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-10 finished in 1430 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1))))'
Support contains 2 out of 632 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Graph (trivial) has 592 edges and 632 vertex of which 73 / 632 are part of one of the 12 SCC in 1 ms
Free SCC test removed 61 places
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 0 with 56 rules applied. Total rules applied 57 place count 570 transition count 714
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 1 with 56 rules applied. Total rules applied 113 place count 514 transition count 714
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 32 Pre rules applied. Total rules applied 113 place count 514 transition count 682
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 64 rules applied. Total rules applied 177 place count 482 transition count 682
Discarding 45 places :
Symmetric choice reduction at 2 with 45 rule applications. Total rules 222 place count 437 transition count 637
Iterating global reduction 2 with 45 rules applied. Total rules applied 267 place count 437 transition count 637
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 269 place count 437 transition count 635
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 282 place count 424 transition count 622
Iterating global reduction 3 with 13 rules applied. Total rules applied 295 place count 424 transition count 622
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 3 with 13 rules applied. Total rules applied 308 place count 424 transition count 609
Performed 74 Post agglomeration using F-continuation condition.Transition count delta: 74
Deduced a syphon composed of 74 places in 0 ms
Reduce places removed 74 places and 0 transitions.
Iterating global reduction 4 with 148 rules applied. Total rules applied 456 place count 350 transition count 535
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 460 place count 346 transition count 531
Iterating global reduction 4 with 4 rules applied. Total rules applied 464 place count 346 transition count 531
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 468 place count 346 transition count 527
Drop transitions removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 5 with 12 rules applied. Total rules applied 480 place count 346 transition count 515
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 482 place count 344 transition count 513
Applied a total of 482 rules in 95 ms. Remains 344 /632 variables (removed 288) and now considering 513/833 (removed 320) transitions.
[2023-03-22 17:04:51] [INFO ] Flow matrix only has 490 transitions (discarded 23 similar events)
// Phase 1: matrix 490 rows 344 cols
[2023-03-22 17:04:51] [INFO ] Computed 14 place invariants in 11 ms
[2023-03-22 17:04:51] [INFO ] Implicit Places using invariants in 167 ms returned []
[2023-03-22 17:04:51] [INFO ] Flow matrix only has 490 transitions (discarded 23 similar events)
[2023-03-22 17:04:51] [INFO ] Invariant cache hit.
[2023-03-22 17:04:51] [INFO ] Implicit Places using invariants and state equation in 271 ms returned []
Implicit Place search using SMT with State Equation took 442 ms to find 0 implicit places.
[2023-03-22 17:04:51] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 17:04:51] [INFO ] Flow matrix only has 490 transitions (discarded 23 similar events)
[2023-03-22 17:04:51] [INFO ] Invariant cache hit.
[2023-03-22 17:04:52] [INFO ] Dead Transitions using invariants and state equation in 190 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 344/632 places, 513/833 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 737 ms. Remains : 344/632 places, 513/833 transitions.
Stuttering acceptance computed with spot in 113 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-12b-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(NEQ s131 1), p1:(EQ s18 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 5392 reset in 585 ms.
Product exploration explored 100000 steps with 5414 reset in 526 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 195 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 114 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 553 resets, run finished after 162 ms. (steps per millisecond=61 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 712477 steps, run timeout after 3006 ms. (steps per millisecond=237 ) properties seen :{}
Probabilistic random walk after 712477 steps, saw 138214 distinct states, run finished after 3007 ms. (steps per millisecond=236 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-22 17:04:56] [INFO ] Flow matrix only has 490 transitions (discarded 23 similar events)
[2023-03-22 17:04:56] [INFO ] Invariant cache hit.
[2023-03-22 17:04:56] [INFO ] [Real]Absence check using 14 positive place invariants in 4 ms returned sat
[2023-03-22 17:04:56] [INFO ] After 69ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-22 17:04:57] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2023-03-22 17:04:57] [INFO ] After 129ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-22 17:04:57] [INFO ] After 176ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 29 ms.
[2023-03-22 17:04:57] [INFO ] After 277ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 344 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 344/344 places, 513/513 transitions.
Drop transitions removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 344 transition count 489
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 36 place count 332 transition count 477
Iterating global reduction 1 with 12 rules applied. Total rules applied 48 place count 332 transition count 477
Free-agglomeration rule applied 268 times.
Iterating global reduction 1 with 268 rules applied. Total rules applied 316 place count 332 transition count 209
Discarding 40 places :
Also discarding 105 output transitions
Drop transitions removed 105 transitions
Remove reverse transitions (loop back) rule discarded transition t138.t659.t454 and 40 places that fell out of Prefix Of Interest.
Drop transitions removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Graph (trivial) has 28 edges and 22 vertex of which 20 / 22 are part of one of the 4 SCC in 0 ms
Free SCC test removed 16 places
Iterating post reduction 1 with 74 rules applied. Total rules applied 390 place count 6 transition count 32
Reduce places removed 2 places and 0 transitions.
Drop transitions removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 2 with 30 rules applied. Total rules applied 420 place count 4 transition count 4
Applied a total of 420 rules in 26 ms. Remains 4 /344 variables (removed 340) and now considering 4/513 (removed 509) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 4/344 places, 4/513 transitions.
Finished random walk after 9 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=9 )
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 243 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 113 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 107 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Support contains 2 out of 344 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 344/344 places, 513/513 transitions.
Applied a total of 0 rules in 26 ms. Remains 344 /344 variables (removed 0) and now considering 513/513 (removed 0) transitions.
[2023-03-22 17:04:57] [INFO ] Flow matrix only has 490 transitions (discarded 23 similar events)
[2023-03-22 17:04:57] [INFO ] Invariant cache hit.
[2023-03-22 17:04:57] [INFO ] Implicit Places using invariants in 163 ms returned []
[2023-03-22 17:04:57] [INFO ] Flow matrix only has 490 transitions (discarded 23 similar events)
[2023-03-22 17:04:57] [INFO ] Invariant cache hit.
[2023-03-22 17:04:58] [INFO ] Implicit Places using invariants and state equation in 282 ms returned []
Implicit Place search using SMT with State Equation took 447 ms to find 0 implicit places.
[2023-03-22 17:04:58] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-22 17:04:58] [INFO ] Flow matrix only has 490 transitions (discarded 23 similar events)
[2023-03-22 17:04:58] [INFO ] Invariant cache hit.
[2023-03-22 17:04:58] [INFO ] Dead Transitions using invariants and state equation in 176 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 656 ms. Remains : 344/344 places, 513/513 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 164 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 112 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 555 resets, run finished after 141 ms. (steps per millisecond=70 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 721656 steps, run timeout after 3001 ms. (steps per millisecond=240 ) properties seen :{}
Probabilistic random walk after 721656 steps, saw 140350 distinct states, run finished after 3001 ms. (steps per millisecond=240 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-22 17:05:01] [INFO ] Flow matrix only has 490 transitions (discarded 23 similar events)
[2023-03-22 17:05:01] [INFO ] Invariant cache hit.
[2023-03-22 17:05:01] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2023-03-22 17:05:01] [INFO ] After 64ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-22 17:05:02] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2023-03-22 17:05:02] [INFO ] After 134ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-22 17:05:02] [INFO ] After 182ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 38 ms.
[2023-03-22 17:05:02] [INFO ] After 291ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 344 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 344/344 places, 513/513 transitions.
Drop transitions removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 344 transition count 489
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 36 place count 332 transition count 477
Iterating global reduction 1 with 12 rules applied. Total rules applied 48 place count 332 transition count 477
Free-agglomeration rule applied 268 times.
Iterating global reduction 1 with 268 rules applied. Total rules applied 316 place count 332 transition count 209
Discarding 40 places :
Also discarding 105 output transitions
Drop transitions removed 105 transitions
Remove reverse transitions (loop back) rule discarded transition t138.t659.t454 and 40 places that fell out of Prefix Of Interest.
Drop transitions removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Graph (trivial) has 28 edges and 22 vertex of which 20 / 22 are part of one of the 4 SCC in 0 ms
Free SCC test removed 16 places
Iterating post reduction 1 with 74 rules applied. Total rules applied 390 place count 6 transition count 32
Reduce places removed 2 places and 0 transitions.
Drop transitions removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 2 with 30 rules applied. Total rules applied 420 place count 4 transition count 4
Applied a total of 420 rules in 34 ms. Remains 4 /344 variables (removed 340) and now considering 4/513 (removed 509) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34 ms. Remains : 4/344 places, 4/513 transitions.
Finished random walk after 3 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=3 )
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 540 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 110 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 109 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 5376 reset in 507 ms.
Product exploration explored 100000 steps with 5410 reset in 508 ms.
Built C files in :
/tmp/ltsmin15400237489238769197
[2023-03-22 17:05:04] [INFO ] Computing symmetric may disable matrix : 513 transitions.
[2023-03-22 17:05:04] [INFO ] Computation of Complete disable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-22 17:05:04] [INFO ] Computing symmetric may enable matrix : 513 transitions.
[2023-03-22 17:05:04] [INFO ] Computation of Complete enable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-22 17:05:04] [INFO ] Computing Do-Not-Accords matrix : 513 transitions.
[2023-03-22 17:05:04] [INFO ] Computation of Completed DNA matrix. took 14 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-22 17:05:04] [INFO ] Built C files in 99ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15400237489238769197
Running compilation step : cd /tmp/ltsmin15400237489238769197;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1086 ms.
Running link step : cd /tmp/ltsmin15400237489238769197;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 42 ms.
Running LTSmin : cd /tmp/ltsmin15400237489238769197;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased9954642288613398529.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 344 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 344/344 places, 513/513 transitions.
Applied a total of 0 rules in 26 ms. Remains 344 /344 variables (removed 0) and now considering 513/513 (removed 0) transitions.
[2023-03-22 17:05:19] [INFO ] Flow matrix only has 490 transitions (discarded 23 similar events)
[2023-03-22 17:05:19] [INFO ] Invariant cache hit.
[2023-03-22 17:05:19] [INFO ] Implicit Places using invariants in 159 ms returned []
[2023-03-22 17:05:19] [INFO ] Flow matrix only has 490 transitions (discarded 23 similar events)
[2023-03-22 17:05:19] [INFO ] Invariant cache hit.
[2023-03-22 17:05:19] [INFO ] Implicit Places using invariants and state equation in 274 ms returned []
Implicit Place search using SMT with State Equation took 445 ms to find 0 implicit places.
[2023-03-22 17:05:19] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 17:05:19] [INFO ] Flow matrix only has 490 transitions (discarded 23 similar events)
[2023-03-22 17:05:19] [INFO ] Invariant cache hit.
[2023-03-22 17:05:19] [INFO ] Dead Transitions using invariants and state equation in 182 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 660 ms. Remains : 344/344 places, 513/513 transitions.
Built C files in :
/tmp/ltsmin14842534485186225290
[2023-03-22 17:05:20] [INFO ] Computing symmetric may disable matrix : 513 transitions.
[2023-03-22 17:05:20] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-22 17:05:20] [INFO ] Computing symmetric may enable matrix : 513 transitions.
[2023-03-22 17:05:20] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-22 17:05:20] [INFO ] Computing Do-Not-Accords matrix : 513 transitions.
[2023-03-22 17:05:20] [INFO ] Computation of Completed DNA matrix. took 22 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-22 17:05:20] [INFO ] Built C files in 108ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14842534485186225290
Running compilation step : cd /tmp/ltsmin14842534485186225290;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 1086 ms.
Running link step : cd /tmp/ltsmin14842534485186225290;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 42 ms.
Running LTSmin : cd /tmp/ltsmin14842534485186225290;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased13361276660594328339.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2023-03-22 17:05:35] [INFO ] Flatten gal took : 15 ms
[2023-03-22 17:05:35] [INFO ] Flatten gal took : 12 ms
[2023-03-22 17:05:35] [INFO ] Time to serialize gal into /tmp/LTL9391251382073581216.gal : 140 ms
[2023-03-22 17:05:35] [INFO ] Time to serialize properties into /tmp/LTL14184114656941597002.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9391251382073581216.gal' '-t' 'CGAL' '-hoa' '/tmp/aut4627668084132171288.hoa' '-atoms' '/tmp/LTL14184114656941597002.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL14184114656941597002.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut4627668084132171288.hoa
Detected timeout of ITS tools.
[2023-03-22 17:05:50] [INFO ] Flatten gal took : 20 ms
[2023-03-22 17:05:50] [INFO ] Flatten gal took : 13 ms
[2023-03-22 17:05:50] [INFO ] Time to serialize gal into /tmp/LTL13549297670208864892.gal : 2 ms
[2023-03-22 17:05:50] [INFO ] Time to serialize properties into /tmp/LTL17481583694068402326.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13549297670208864892.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17481583694068402326.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((G((F(G("(p878!=1)")))&&(F("(p172==0)")))))
Formula 0 simplified : F(GF!"(p878!=1)" | G!"(p172==0)")
Detected timeout of ITS tools.
[2023-03-22 17:06:05] [INFO ] Flatten gal took : 15 ms
[2023-03-22 17:06:05] [INFO ] Applying decomposition
[2023-03-22 17:06:05] [INFO ] Flatten gal took : 10 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/convert-linux64' '-i' '/tmp/graph15588778881575651736.txt' '-o' '/tmp/graph15588778881575651736.bin' '-w' '/tmp/graph15588778881575651736.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph15588778881575651736.bin' '-l' '-1' '-v' '-w' '/tmp/graph15588778881575651736.weights' '-q' '0' '-e' '0.001'
[2023-03-22 17:06:05] [INFO ] Decomposing Gal with order
[2023-03-22 17:06:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-22 17:06:05] [INFO ] Removed a total of 219 redundant transitions.
[2023-03-22 17:06:05] [INFO ] Flatten gal took : 31 ms
[2023-03-22 17:06:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 65 labels/synchronizations in 7 ms.
[2023-03-22 17:06:05] [INFO ] Time to serialize gal into /tmp/LTL14833002677257362901.gal : 5 ms
[2023-03-22 17:06:05] [INFO ] Time to serialize properties into /tmp/LTL14943925165334966017.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14833002677257362901.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14943925165334966017.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((G((F(G("(i7.u23.p878!=1)")))&&(F("(i1.u5.p172==0)")))))
Formula 0 simplified : F(GF!"(i7.u23.p878!=1)" | G!"(i1.u5.p172==0)")
Detected timeout of ITS tools.
Built C files in :
/tmp/ltsmin5571659720510845732
[2023-03-22 17:06:20] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5571659720510845732
Running compilation step : cd /tmp/ltsmin5571659720510845732;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 696 ms.
Running link step : cd /tmp/ltsmin5571659720510845732;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 27 ms.
Running LTSmin : cd /tmp/ltsmin5571659720510845732;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' '[]((<>([]((LTLAPp0==true)))&&<>((LTLAPp1==true))))' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-11 finished in 104357 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((p0&&X(p0))) U (F(G(!p2))&&p1)))'
Support contains 4 out of 632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 609 transition count 810
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 609 transition count 810
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 47 place count 609 transition count 809
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 67 place count 589 transition count 789
Iterating global reduction 1 with 20 rules applied. Total rules applied 87 place count 589 transition count 789
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 104 place count 589 transition count 772
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 105 place count 588 transition count 771
Iterating global reduction 2 with 1 rules applied. Total rules applied 106 place count 588 transition count 771
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 107 place count 588 transition count 770
Applied a total of 107 rules in 40 ms. Remains 588 /632 variables (removed 44) and now considering 770/833 (removed 63) transitions.
// Phase 1: matrix 770 rows 588 cols
[2023-03-22 17:06:35] [INFO ] Computed 14 place invariants in 12 ms
[2023-03-22 17:06:35] [INFO ] Implicit Places using invariants in 197 ms returned []
[2023-03-22 17:06:35] [INFO ] Invariant cache hit.
[2023-03-22 17:06:36] [INFO ] Implicit Places using invariants and state equation in 387 ms returned []
Implicit Place search using SMT with State Equation took 587 ms to find 0 implicit places.
[2023-03-22 17:06:36] [INFO ] Invariant cache hit.
[2023-03-22 17:06:36] [INFO ] Dead Transitions using invariants and state equation in 262 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 588/632 places, 770/833 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 890 ms. Remains : 588/632 places, 770/833 transitions.
Stuttering acceptance computed with spot in 179 ms :[(OR (NOT p1) p2), (NOT p0), p2, true, (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-12b-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 3}, { cond=p0, acceptance={} source=1 dest: 4}], [{ cond=(NOT p2), acceptance={} source=2 dest: 2}, { cond=p2, acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 3}]], initial=0, aps=[p1:(AND (EQ s286 1) (EQ s419 1) (EQ s540 1)), p0:(EQ s504 1), p2:(AND (EQ s286 1) (EQ s419 1) (EQ s540 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-13 finished in 1102 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(F(p1))))'
Support contains 2 out of 632 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Discarding 25 places :
Symmetric choice reduction at 0 with 25 rule applications. Total rules 25 place count 607 transition count 808
Iterating global reduction 0 with 25 rules applied. Total rules applied 50 place count 607 transition count 808
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 52 place count 607 transition count 806
Discarding 21 places :
Symmetric choice reduction at 1 with 21 rule applications. Total rules 73 place count 586 transition count 785
Iterating global reduction 1 with 21 rules applied. Total rules applied 94 place count 586 transition count 785
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 112 place count 586 transition count 767
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 113 place count 585 transition count 766
Iterating global reduction 2 with 1 rules applied. Total rules applied 114 place count 585 transition count 766
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 115 place count 585 transition count 765
Applied a total of 115 rules in 38 ms. Remains 585 /632 variables (removed 47) and now considering 765/833 (removed 68) transitions.
// Phase 1: matrix 765 rows 585 cols
[2023-03-22 17:06:36] [INFO ] Computed 14 place invariants in 12 ms
[2023-03-22 17:06:37] [INFO ] Implicit Places using invariants in 201 ms returned []
[2023-03-22 17:06:37] [INFO ] Invariant cache hit.
[2023-03-22 17:06:37] [INFO ] Implicit Places using invariants and state equation in 403 ms returned []
Implicit Place search using SMT with State Equation took 608 ms to find 0 implicit places.
[2023-03-22 17:06:37] [INFO ] Invariant cache hit.
[2023-03-22 17:06:37] [INFO ] Dead Transitions using invariants and state equation in 296 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 585/632 places, 765/833 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 942 ms. Remains : 585/632 places, 765/833 transitions.
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-12b-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(EQ s190 1), p0:(EQ s579 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 87 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-14 finished in 1088 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Found a Lengthening insensitive property : FlexibleBarrier-PT-12b-LTLFireability-05
Stuttering acceptance computed with spot in 114 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 632 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 632/632 places, 833/833 transitions.
Graph (trivial) has 593 edges and 632 vertex of which 73 / 632 are part of one of the 12 SCC in 1 ms
Free SCC test removed 61 places
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 0 with 56 rules applied. Total rules applied 57 place count 570 transition count 714
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 1 with 56 rules applied. Total rules applied 113 place count 514 transition count 714
Performed 31 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 31 Pre rules applied. Total rules applied 113 place count 514 transition count 683
Deduced a syphon composed of 31 places in 1 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 2 with 62 rules applied. Total rules applied 175 place count 483 transition count 683
Discarding 46 places :
Symmetric choice reduction at 2 with 46 rule applications. Total rules 221 place count 437 transition count 637
Iterating global reduction 2 with 46 rules applied. Total rules applied 267 place count 437 transition count 637
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 269 place count 437 transition count 635
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 282 place count 424 transition count 622
Iterating global reduction 3 with 13 rules applied. Total rules applied 295 place count 424 transition count 622
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 307 place count 424 transition count 610
Performed 74 Post agglomeration using F-continuation condition.Transition count delta: 74
Deduced a syphon composed of 74 places in 0 ms
Reduce places removed 74 places and 0 transitions.
Iterating global reduction 4 with 148 rules applied. Total rules applied 455 place count 350 transition count 536
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 461 place count 344 transition count 530
Iterating global reduction 4 with 6 rules applied. Total rules applied 467 place count 344 transition count 530
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 473 place count 344 transition count 524
Drop transitions removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 5 with 12 rules applied. Total rules applied 485 place count 344 transition count 512
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 487 place count 342 transition count 510
Applied a total of 487 rules in 63 ms. Remains 342 /632 variables (removed 290) and now considering 510/833 (removed 323) transitions.
[2023-03-22 17:06:38] [INFO ] Flow matrix only has 487 transitions (discarded 23 similar events)
// Phase 1: matrix 487 rows 342 cols
[2023-03-22 17:06:38] [INFO ] Computed 14 place invariants in 10 ms
[2023-03-22 17:06:38] [INFO ] Implicit Places using invariants in 155 ms returned []
[2023-03-22 17:06:38] [INFO ] Flow matrix only has 487 transitions (discarded 23 similar events)
[2023-03-22 17:06:38] [INFO ] Invariant cache hit.
[2023-03-22 17:06:38] [INFO ] Implicit Places using invariants and state equation in 276 ms returned []
Implicit Place search using SMT with State Equation took 432 ms to find 0 implicit places.
[2023-03-22 17:06:38] [INFO ] Flow matrix only has 487 transitions (discarded 23 similar events)
[2023-03-22 17:06:38] [INFO ] Invariant cache hit.
[2023-03-22 17:06:38] [INFO ] Dead Transitions using invariants and state equation in 171 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 342/632 places, 510/833 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 667 ms. Remains : 342/632 places, 510/833 transitions.
Running random walk in product with property : FlexibleBarrier-PT-12b-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(NEQ s109 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 52157 steps with 2821 reset in 252 ms.
Treatment of property FlexibleBarrier-PT-12b-LTLFireability-05 finished in 1122 ms.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-05 FALSE TECHNIQUES LENGTHENING_INSENSITIVE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1))))'
[2023-03-22 17:06:39] [INFO ] Flatten gal took : 23 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin12974634622835870542
[2023-03-22 17:06:39] [INFO ] Applying decomposition
[2023-03-22 17:06:39] [INFO ] Computing symmetric may disable matrix : 833 transitions.
[2023-03-22 17:06:39] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-22 17:06:39] [INFO ] Computing symmetric may enable matrix : 833 transitions.
[2023-03-22 17:06:39] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-22 17:06:39] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/convert-linux64' '-i' '/tmp/graph7444285485732850976.txt' '-o' '/tmp/graph7444285485732850976.bin' '-w' '/tmp/graph7444285485732850976.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph7444285485732850976.bin' '-l' '-1' '-v' '-w' '/tmp/graph7444285485732850976.weights' '-q' '0' '-e' '0.001'
[2023-03-22 17:06:39] [INFO ] Decomposing Gal with order
[2023-03-22 17:06:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-22 17:06:39] [INFO ] Computing Do-Not-Accords matrix : 833 transitions.
[2023-03-22 17:06:39] [INFO ] Removed a total of 255 redundant transitions.
[2023-03-22 17:06:39] [INFO ] Computation of Completed DNA matrix. took 8 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-22 17:06:39] [INFO ] Built C files in 160ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12974634622835870542
Running compilation step : cd /tmp/ltsmin12974634622835870542;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2023-03-22 17:06:39] [INFO ] Flatten gal took : 44 ms
[2023-03-22 17:06:39] [INFO ] Fuse similar labels procedure discarded/fused a total of 15 labels/synchronizations in 7 ms.
[2023-03-22 17:06:39] [INFO ] Time to serialize gal into /tmp/LTLFireability14421131870478652995.gal : 7 ms
[2023-03-22 17:06:39] [INFO ] Time to serialize properties into /tmp/LTLFireability18058447834378474694.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability14421131870478652995.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability18058447834378474694.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...278
Read 1 LTL properties
Checking formula 0 : !((G((F(G("(i8.u94.p878!=1)")))&&(F("(i2.u26.p172==0)")))))
Formula 0 simplified : F(GF!"(i8.u94.p878!=1)" | G!"(i2.u26.p172==0)")
Compilation finished in 2128 ms.
Running link step : cd /tmp/ltsmin12974634622835870542;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 48 ms.
Running LTSmin : cd /tmp/ltsmin12974634622835870542;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '[]((<>([]((LTLAPp1==true)))&&<>((LTLAPp2==true))))' '--buchi-type=spotba'
LTSmin run took 47616 ms.
FORMULA FlexibleBarrier-PT-12b-LTLFireability-11 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 286009 ms.

BK_STOP 1679504853209

--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -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="FlexibleBarrier-PT-12b"
export BK_EXAMINATION="LTLFireability"
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 2-5348"
echo " Executing tool itstools"
echo " Input is FlexibleBarrier-PT-12b, 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 r165-tall-167838850500516"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-12b.tgz
mv FlexibleBarrier-PT-12b 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 ;