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.r389-oct2-167903713200140.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 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 ShieldIIPs-PT-040B, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r389-oct2-167903713200140
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.3K Feb 25 16:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Feb 25 16:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Feb 25 16:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 25 16:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:55 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:55 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:55 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:55 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.6K Feb 25 16:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 97K Feb 25 16:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 25 16:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 25 16:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:55 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:55 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 675K Mar 5 18:23 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 ShieldIIPs-PT-040B-LTLFireability-00
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-01
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-02
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-03
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-04
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-05
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-06
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-07
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-08
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-09
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-10
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-11
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-12
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-13
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-14
FORMULA_NAME ShieldIIPs-PT-040B-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679176035413

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=ShieldIIPs-PT-040B
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202303021504
[2023-03-18 21:47:18] [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]
[2023-03-18 21:47:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 21:47:18] [INFO ] Load time of PNML (sax parser for PT used): 163 ms
[2023-03-18 21:47:18] [INFO ] Transformed 2403 places.
[2023-03-18 21:47:18] [INFO ] Transformed 2363 transitions.
[2023-03-18 21:47:18] [INFO ] Found NUPN structural information;
[2023-03-18 21:47:18] [INFO ] Parsed PT model containing 2403 places and 2363 transitions and 7126 arcs in 431 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 1 formulas.
FORMULA ShieldIIPs-PT-040B-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 36 out of 2403 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2403/2403 places, 2363/2363 transitions.
Discarding 272 places :
Symmetric choice reduction at 0 with 272 rule applications. Total rules 272 place count 2131 transition count 2091
Iterating global reduction 0 with 272 rules applied. Total rules applied 544 place count 2131 transition count 2091
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 545 place count 2130 transition count 2090
Iterating global reduction 0 with 1 rules applied. Total rules applied 546 place count 2130 transition count 2090
Applied a total of 546 rules in 773 ms. Remains 2130 /2403 variables (removed 273) and now considering 2090/2363 (removed 273) transitions.
// Phase 1: matrix 2090 rows 2130 cols
[2023-03-18 21:47:20] [INFO ] Computed 361 place invariants in 48 ms
[2023-03-18 21:47:21] [INFO ] Implicit Places using invariants in 1749 ms returned []
[2023-03-18 21:47:21] [INFO ] Invariant cache hit.
[2023-03-18 21:47:25] [INFO ] Implicit Places using invariants and state equation in 3560 ms returned []
Implicit Place search using SMT with State Equation took 5345 ms to find 0 implicit places.
[2023-03-18 21:47:25] [INFO ] Invariant cache hit.
[2023-03-18 21:47:26] [INFO ] Dead Transitions using invariants and state equation in 1357 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2130/2403 places, 2090/2363 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7477 ms. Remains : 2130/2403 places, 2090/2363 transitions.
Support contains 36 out of 2130 places after structural reductions.
[2023-03-18 21:47:27] [INFO ] Flatten gal took : 167 ms
[2023-03-18 21:47:27] [INFO ] Flatten gal took : 113 ms
[2023-03-18 21:47:27] [INFO ] Input system was already deterministic with 2090 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 497 ms. (steps per millisecond=20 ) properties (out of 28) seen :24
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-18 21:47:28] [INFO ] Invariant cache hit.
[2023-03-18 21:47:28] [INFO ] After 411ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-18 21:47:29] [INFO ] [Nat]Absence check using 361 positive place invariants in 215 ms returned sat
[2023-03-18 21:47:31] [INFO ] After 1898ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-18 21:47:32] [INFO ] Deduced a trap composed of 21 places in 610 ms of which 4 ms to minimize.
[2023-03-18 21:47:32] [INFO ] Deduced a trap composed of 26 places in 654 ms of which 2 ms to minimize.
[2023-03-18 21:47:33] [INFO ] Deduced a trap composed of 21 places in 931 ms of which 19 ms to minimize.
[2023-03-18 21:47:35] [INFO ] Deduced a trap composed of 17 places in 1251 ms of which 48 ms to minimize.
[2023-03-18 21:47:35] [INFO ] Deduced a trap composed of 24 places in 691 ms of which 16 ms to minimize.
[2023-03-18 21:47:36] [INFO ] Deduced a trap composed of 28 places in 659 ms of which 1 ms to minimize.
[2023-03-18 21:47:37] [INFO ] Deduced a trap composed of 17 places in 623 ms of which 1 ms to minimize.
[2023-03-18 21:47:38] [INFO ] Deduced a trap composed of 24 places in 581 ms of which 1 ms to minimize.
[2023-03-18 21:47:38] [INFO ] Deduced a trap composed of 24 places in 704 ms of which 1 ms to minimize.
[2023-03-18 21:47:40] [INFO ] Deduced a trap composed of 24 places in 1205 ms of which 8 ms to minimize.
[2023-03-18 21:47:40] [INFO ] Deduced a trap composed of 31 places in 622 ms of which 1 ms to minimize.
[2023-03-18 21:47:41] [INFO ] Deduced a trap composed of 26 places in 595 ms of which 1 ms to minimize.
[2023-03-18 21:47:42] [INFO ] Deduced a trap composed of 23 places in 838 ms of which 2 ms to minimize.
[2023-03-18 21:47:43] [INFO ] Deduced a trap composed of 29 places in 673 ms of which 3 ms to minimize.
[2023-03-18 21:47:44] [INFO ] Deduced a trap composed of 32 places in 703 ms of which 2 ms to minimize.
[2023-03-18 21:47:44] [INFO ] Deduced a trap composed of 27 places in 606 ms of which 1 ms to minimize.
[2023-03-18 21:47:46] [INFO ] Deduced a trap composed of 28 places in 1006 ms of which 2 ms to minimize.
[2023-03-18 21:47:46] [INFO ] Deduced a trap composed of 28 places in 576 ms of which 1 ms to minimize.
[2023-03-18 21:47:47] [INFO ] Deduced a trap composed of 31 places in 695 ms of which 2 ms to minimize.
[2023-03-18 21:47:48] [INFO ] Deduced a trap composed of 30 places in 627 ms of which 1 ms to minimize.
[2023-03-18 21:47:48] [INFO ] Deduced a trap composed of 26 places in 615 ms of which 1 ms to minimize.
[2023-03-18 21:47:49] [INFO ] Deduced a trap composed of 29 places in 552 ms of which 1 ms to minimize.
[2023-03-18 21:47:50] [INFO ] Deduced a trap composed of 36 places in 794 ms of which 1 ms to minimize.
[2023-03-18 21:47:51] [INFO ] Deduced a trap composed of 27 places in 521 ms of which 1 ms to minimize.
[2023-03-18 21:47:51] [INFO ] Deduced a trap composed of 27 places in 782 ms of which 2 ms to minimize.
[2023-03-18 21:47:52] [INFO ] Deduced a trap composed of 27 places in 536 ms of which 3 ms to minimize.
[2023-03-18 21:47:53] [INFO ] Deduced a trap composed of 39 places in 483 ms of which 4 ms to minimize.
[2023-03-18 21:47:54] [INFO ] Deduced a trap composed of 37 places in 918 ms of which 2 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:71)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-18 21:47:54] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 21:47:54] [INFO ] After 25674ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:4
Parikh walk visited 0 properties in 358 ms.
Support contains 8 out of 2130 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Drop transitions removed 199 transitions
Trivial Post-agglo rules discarded 199 transitions
Performed 199 trivial Post agglomeration. Transition count delta: 199
Iterating post reduction 0 with 199 rules applied. Total rules applied 199 place count 2130 transition count 1891
Reduce places removed 199 places and 0 transitions.
Iterating post reduction 1 with 199 rules applied. Total rules applied 398 place count 1931 transition count 1891
Performed 201 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 201 Pre rules applied. Total rules applied 398 place count 1931 transition count 1690
Deduced a syphon composed of 201 places in 5 ms
Reduce places removed 201 places and 0 transitions.
Iterating global reduction 2 with 402 rules applied. Total rules applied 800 place count 1730 transition count 1690
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 807 place count 1723 transition count 1683
Iterating global reduction 2 with 7 rules applied. Total rules applied 814 place count 1723 transition count 1683
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 814 place count 1723 transition count 1680
Deduced a syphon composed of 3 places in 4 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 820 place count 1720 transition count 1680
Performed 714 Post agglomeration using F-continuation condition.Transition count delta: 714
Deduced a syphon composed of 714 places in 6 ms
Reduce places removed 714 places and 0 transitions.
Iterating global reduction 2 with 1428 rules applied. Total rules applied 2248 place count 1006 transition count 966
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 277 times.
Drop transitions removed 277 transitions
Iterating global reduction 2 with 277 rules applied. Total rules applied 2525 place count 1006 transition count 966
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 2526 place count 1005 transition count 965
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2527 place count 1004 transition count 965
Applied a total of 2527 rules in 616 ms. Remains 1004 /2130 variables (removed 1126) and now considering 965/2090 (removed 1125) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 616 ms. Remains : 1004/2130 places, 965/2090 transitions.
Finished random walk after 2408 steps, including 0 resets, run visited all 4 properties in 71 ms. (steps per millisecond=33 )
Computed a total of 484 stabilizing places and 484 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' '!(X(F((p0&&(X(p1)||F(p2))))))'
Support contains 2 out of 2130 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 2123 transition count 2083
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 2123 transition count 2083
Applied a total of 14 rules in 229 ms. Remains 2123 /2130 variables (removed 7) and now considering 2083/2090 (removed 7) transitions.
// Phase 1: matrix 2083 rows 2123 cols
[2023-03-18 21:47:56] [INFO ] Computed 361 place invariants in 22 ms
[2023-03-18 21:47:57] [INFO ] Implicit Places using invariants in 1206 ms returned []
[2023-03-18 21:47:57] [INFO ] Invariant cache hit.
[2023-03-18 21:47:59] [INFO ] Implicit Places using invariants and state equation in 2623 ms returned []
Implicit Place search using SMT with State Equation took 3866 ms to find 0 implicit places.
[2023-03-18 21:48:00] [INFO ] Invariant cache hit.
[2023-03-18 21:48:02] [INFO ] Dead Transitions using invariants and state equation in 2032 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2123/2130 places, 2083/2090 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6128 ms. Remains : 2123/2130 places, 2083/2090 transitions.
Stuttering acceptance computed with spot in 600 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={0} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}, { cond=(AND p0 (NOT p2)), acceptance={0} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0} source=3 dest: 1}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(EQ s1661 0), p2:(EQ s499 0), p1:(EQ s1661 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, null][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 1245 ms.
Product exploration explored 100000 steps with 50000 reset in 1151 ms.
Computed a total of 479 stabilizing places and 479 stable transitions
Computed a total of 479 stabilizing places and 479 stable transitions
Detected a total of 479/2123 stabilizing places and 479/2083 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p0 p2 (NOT p1)), (X p0), (X (NOT (AND p0 (NOT p2)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2))))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND p0 (NOT p2))))
Knowledge based reduction with 9 factoid took 286 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPs-PT-040B-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPs-PT-040B-LTLFireability-00 finished in 9610 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 2 out of 2130 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 2122 transition count 2082
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 2122 transition count 2082
Applied a total of 16 rules in 236 ms. Remains 2122 /2130 variables (removed 8) and now considering 2082/2090 (removed 8) transitions.
// Phase 1: matrix 2082 rows 2122 cols
[2023-03-18 21:48:05] [INFO ] Computed 361 place invariants in 30 ms
[2023-03-18 21:48:06] [INFO ] Implicit Places using invariants in 959 ms returned []
[2023-03-18 21:48:06] [INFO ] Invariant cache hit.
[2023-03-18 21:48:09] [INFO ] Implicit Places using invariants and state equation in 2960 ms returned []
Implicit Place search using SMT with State Equation took 3921 ms to find 0 implicit places.
[2023-03-18 21:48:09] [INFO ] Invariant cache hit.
[2023-03-18 21:48:11] [INFO ] Dead Transitions using invariants and state equation in 1560 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2122/2130 places, 2082/2090 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5719 ms. Remains : 2122/2130 places, 2082/2090 transitions.
Stuttering acceptance computed with spot in 158 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (EQ s1614 0) (EQ s1636 0))], 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]]
Product exploration explored 100000 steps with 50000 reset in 1264 ms.
Product exploration explored 100000 steps with 50000 reset in 1152 ms.
Computed a total of 479 stabilizing places and 479 stable transitions
Computed a total of 479 stabilizing places and 479 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 123 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPs-PT-040B-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPs-PT-040B-LTLFireability-01 finished in 8542 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 2130 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 2122 transition count 2082
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 2122 transition count 2082
Applied a total of 16 rules in 222 ms. Remains 2122 /2130 variables (removed 8) and now considering 2082/2090 (removed 8) transitions.
[2023-03-18 21:48:14] [INFO ] Invariant cache hit.
[2023-03-18 21:48:15] [INFO ] Implicit Places using invariants in 1137 ms returned []
[2023-03-18 21:48:15] [INFO ] Invariant cache hit.
[2023-03-18 21:48:18] [INFO ] Implicit Places using invariants and state equation in 3010 ms returned []
Implicit Place search using SMT with State Equation took 4176 ms to find 0 implicit places.
[2023-03-18 21:48:18] [INFO ] Invariant cache hit.
[2023-03-18 21:48:20] [INFO ] Dead Transitions using invariants and state equation in 1742 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2122/2130 places, 2082/2090 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6146 ms. Remains : 2122/2130 places, 2082/2090 transitions.
Stuttering acceptance computed with spot in 128 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(NEQ s1071 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]]
Product exploration explored 100000 steps with 50000 reset in 1320 ms.
Product exploration explored 100000 steps with 50000 reset in 1244 ms.
Computed a total of 479 stabilizing places and 479 stable transitions
Computed a total of 479 stabilizing places and 479 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 115 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPs-PT-040B-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPs-PT-040B-LTLFireability-02 finished in 9015 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((p0||G(p1)))))'
Support contains 2 out of 2130 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 201 transitions
Trivial Post-agglo rules discarded 201 transitions
Performed 201 trivial Post agglomeration. Transition count delta: 201
Iterating post reduction 0 with 201 rules applied. Total rules applied 201 place count 2129 transition count 1888
Reduce places removed 201 places and 0 transitions.
Iterating post reduction 1 with 201 rules applied. Total rules applied 402 place count 1928 transition count 1888
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 402 place count 1928 transition count 1688
Deduced a syphon composed of 200 places in 3 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 802 place count 1728 transition count 1688
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 808 place count 1722 transition count 1682
Iterating global reduction 2 with 6 rules applied. Total rules applied 814 place count 1722 transition count 1682
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 814 place count 1722 transition count 1679
Deduced a syphon composed of 3 places in 18 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 820 place count 1719 transition count 1679
Performed 714 Post agglomeration using F-continuation condition.Transition count delta: 714
Deduced a syphon composed of 714 places in 3 ms
Reduce places removed 714 places and 0 transitions.
Iterating global reduction 2 with 1428 rules applied. Total rules applied 2248 place count 1005 transition count 965
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2250 place count 1003 transition count 963
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2251 place count 1002 transition count 963
Applied a total of 2251 rules in 587 ms. Remains 1002 /2130 variables (removed 1128) and now considering 963/2090 (removed 1127) transitions.
// Phase 1: matrix 963 rows 1002 cols
[2023-03-18 21:48:23] [INFO ] Computed 360 place invariants in 8 ms
[2023-03-18 21:48:24] [INFO ] Implicit Places using invariants in 536 ms returned []
[2023-03-18 21:48:24] [INFO ] Invariant cache hit.
[2023-03-18 21:48:25] [INFO ] Implicit Places using invariants and state equation in 1353 ms returned []
Implicit Place search using SMT with State Equation took 1918 ms to find 0 implicit places.
[2023-03-18 21:48:25] [INFO ] Redundant transitions in 254 ms returned [962]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 962 rows 1002 cols
[2023-03-18 21:48:25] [INFO ] Computed 360 place invariants in 4 ms
[2023-03-18 21:48:26] [INFO ] Dead Transitions using invariants and state equation in 624 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1002/2130 places, 962/2090 transitions.
Applied a total of 0 rules in 55 ms. Remains 1002 /1002 variables (removed 0) and now considering 962/962 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3451 ms. Remains : 1002/2130 places, 962/2090 transitions.
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(EQ s18 0), p0:(EQ s300 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 48 reset in 859 ms.
Product exploration explored 100000 steps with 48 reset in 1107 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Detected a total of 2/1002 stabilizing places and 2/962 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 405 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 131 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 4 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-18 21:48:29] [INFO ] Invariant cache hit.
[2023-03-18 21:48:29] [INFO ] After 170ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-18 21:48:29] [INFO ] [Nat]Absence check using 360 positive place invariants in 131 ms returned sat
[2023-03-18 21:48:30] [INFO ] After 745ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-18 21:48:30] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 1 ms to minimize.
[2023-03-18 21:48:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 183 ms
[2023-03-18 21:48:30] [INFO ] After 992ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 71 ms.
[2023-03-18 21:48:30] [INFO ] After 1364ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 29 ms.
Support contains 2 out of 1002 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1002/1002 places, 962/962 transitions.
Partial Free-agglomeration rule applied 239 times.
Drop transitions removed 239 transitions
Iterating global reduction 0 with 239 rules applied. Total rules applied 239 place count 1002 transition count 962
Applied a total of 239 rules in 72 ms. Remains 1002 /1002 variables (removed 0) and now considering 962/962 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72 ms. Remains : 1002/1002 places, 962/962 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 1) seen :0
Finished probabilistic random walk after 4508 steps, run visited all 1 properties in 63 ms. (steps per millisecond=71 )
Probabilistic random walk after 4508 steps, saw 4364 distinct states, run finished after 63 ms. (steps per millisecond=71 ) properties seen :1
Knowledge obtained : [(AND p1 p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 6 factoid took 361 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 143 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 1002 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1002/1002 places, 962/962 transitions.
Applied a total of 0 rules in 58 ms. Remains 1002 /1002 variables (removed 0) and now considering 962/962 (removed 0) transitions.
[2023-03-18 21:48:31] [INFO ] Invariant cache hit.
[2023-03-18 21:48:32] [INFO ] Implicit Places using invariants in 766 ms returned []
[2023-03-18 21:48:32] [INFO ] Invariant cache hit.
[2023-03-18 21:48:34] [INFO ] Implicit Places using invariants and state equation in 1546 ms returned []
Implicit Place search using SMT with State Equation took 2325 ms to find 0 implicit places.
[2023-03-18 21:48:34] [INFO ] Redundant transitions in 147 ms returned []
[2023-03-18 21:48:34] [INFO ] Invariant cache hit.
[2023-03-18 21:48:35] [INFO ] Dead Transitions using invariants and state equation in 720 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3277 ms. Remains : 1002/1002 places, 962/962 transitions.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Detected a total of 2/1002 stabilizing places and 2/962 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 327 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 141 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 4 resets, run finished after 151 ms. (steps per millisecond=66 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-18 21:48:35] [INFO ] Invariant cache hit.
[2023-03-18 21:48:36] [INFO ] After 246ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-18 21:48:36] [INFO ] [Nat]Absence check using 360 positive place invariants in 111 ms returned sat
[2023-03-18 21:48:37] [INFO ] After 538ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-18 21:48:37] [INFO ] Deduced a trap composed of 17 places in 109 ms of which 1 ms to minimize.
[2023-03-18 21:48:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 232 ms
[2023-03-18 21:48:37] [INFO ] After 821ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 67 ms.
[2023-03-18 21:48:37] [INFO ] After 1254ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 14 ms.
Support contains 2 out of 1002 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1002/1002 places, 962/962 transitions.
Partial Free-agglomeration rule applied 239 times.
Drop transitions removed 239 transitions
Iterating global reduction 0 with 239 rules applied. Total rules applied 239 place count 1002 transition count 962
Applied a total of 239 rules in 50 ms. Remains 1002 /1002 variables (removed 0) and now considering 962/962 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 1002/1002 places, 962/962 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 1) seen :0
Finished probabilistic random walk after 4508 steps, run visited all 1 properties in 46 ms. (steps per millisecond=98 )
Probabilistic random walk after 4508 steps, saw 4364 distinct states, run finished after 47 ms. (steps per millisecond=95 ) properties seen :1
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 6 factoid took 526 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 208 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 177 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 48 reset in 867 ms.
Product exploration explored 100000 steps with 48 reset in 945 ms.
Built C files in :
/tmp/ltsmin6023047237397405381
[2023-03-18 21:48:40] [INFO ] Computing symmetric may disable matrix : 962 transitions.
[2023-03-18 21:48:40] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:48:40] [INFO ] Computing symmetric may enable matrix : 962 transitions.
[2023-03-18 21:48:40] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:48:40] [INFO ] Computing Do-Not-Accords matrix : 962 transitions.
[2023-03-18 21:48:40] [INFO ] Computation of Completed DNA matrix. took 23 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:48:40] [INFO ] Built C files in 218ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6023047237397405381
Running compilation step : cd /tmp/ltsmin6023047237397405381;'/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 2890 ms.
Running link step : cd /tmp/ltsmin6023047237397405381;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 102 ms.
Running LTSmin : cd /tmp/ltsmin6023047237397405381;'/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/stateBased6662879506643681293.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 1002 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1002/1002 places, 962/962 transitions.
Applied a total of 0 rules in 25 ms. Remains 1002 /1002 variables (removed 0) and now considering 962/962 (removed 0) transitions.
[2023-03-18 21:48:55] [INFO ] Invariant cache hit.
[2023-03-18 21:48:56] [INFO ] Implicit Places using invariants in 496 ms returned []
[2023-03-18 21:48:56] [INFO ] Invariant cache hit.
[2023-03-18 21:48:57] [INFO ] Implicit Places using invariants and state equation in 1691 ms returned []
Implicit Place search using SMT with State Equation took 2208 ms to find 0 implicit places.
[2023-03-18 21:48:58] [INFO ] Redundant transitions in 250 ms returned []
[2023-03-18 21:48:58] [INFO ] Invariant cache hit.
[2023-03-18 21:48:58] [INFO ] Dead Transitions using invariants and state equation in 560 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3070 ms. Remains : 1002/1002 places, 962/962 transitions.
Built C files in :
/tmp/ltsmin5226689701550316150
[2023-03-18 21:48:58] [INFO ] Computing symmetric may disable matrix : 962 transitions.
[2023-03-18 21:48:58] [INFO ] Computation of Complete disable matrix. took 15 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:48:58] [INFO ] Computing symmetric may enable matrix : 962 transitions.
[2023-03-18 21:48:58] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:48:58] [INFO ] Computing Do-Not-Accords matrix : 962 transitions.
[2023-03-18 21:48:58] [INFO ] Computation of Completed DNA matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:48:58] [INFO ] Built C files in 183ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5226689701550316150
Running compilation step : cd /tmp/ltsmin5226689701550316150;'/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 2635 ms.
Running link step : cd /tmp/ltsmin5226689701550316150;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 93 ms.
Running LTSmin : cd /tmp/ltsmin5226689701550316150;'/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/stateBased16956900794477933736.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2023-03-18 21:49:13] [INFO ] Flatten gal took : 48 ms
[2023-03-18 21:49:13] [INFO ] Flatten gal took : 45 ms
[2023-03-18 21:49:13] [INFO ] Time to serialize gal into /tmp/LTL677456736069879702.gal : 9 ms
[2023-03-18 21:49:13] [INFO ] Time to serialize properties into /tmp/LTL12366835881706578162.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/LTL677456736069879702.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2049185147508247630.hoa' '-atoms' '/tmp/LTL12366835881706578162.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/LTL12366835881706578162.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2049185147508247630.hoa
Detected timeout of ITS tools.
[2023-03-18 21:49:29] [INFO ] Flatten gal took : 47 ms
[2023-03-18 21:49:29] [INFO ] Flatten gal took : 39 ms
[2023-03-18 21:49:29] [INFO ] Time to serialize gal into /tmp/LTL5946161747723274603.gal : 20 ms
[2023-03-18 21:49:29] [INFO ] Time to serialize properties into /tmp/LTL7645865001555142110.ltl : 5 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/LTL5946161747723274603.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7645865001555142110.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...275
Read 1 LTL properties
Checking formula 0 : !((G(F(("(p741==0)")||(G("(p77==0)"))))))
Formula 0 simplified : G(F!"(p77==0)" & FG!"(p741==0)")
Detected timeout of ITS tools.
[2023-03-18 21:49:44] [INFO ] Flatten gal took : 66 ms
[2023-03-18 21:49:44] [INFO ] Applying decomposition
[2023-03-18 21:49:44] [INFO ] Flatten gal took : 37 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/graph5418792846782453369.txt' '-o' '/tmp/graph5418792846782453369.bin' '-w' '/tmp/graph5418792846782453369.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph5418792846782453369.bin' '-l' '-1' '-v' '-w' '/tmp/graph5418792846782453369.weights' '-q' '0' '-e' '0.001'
[2023-03-18 21:49:44] [INFO ] Decomposing Gal with order
[2023-03-18 21:49:44] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-18 21:49:44] [INFO ] Removed a total of 638 redundant transitions.
[2023-03-18 21:49:44] [INFO ] Flatten gal took : 112 ms
[2023-03-18 21:49:44] [INFO ] Fuse similar labels procedure discarded/fused a total of 602 labels/synchronizations in 21 ms.
[2023-03-18 21:49:45] [INFO ] Time to serialize gal into /tmp/LTL15932801582982150864.gal : 16 ms
[2023-03-18 21:49:45] [INFO ] Time to serialize properties into /tmp/LTL11934528479448371858.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/LTL15932801582982150864.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11934528479448371858.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(("(i11.i2.u109.p741==0)")||(G("(i0.u7.p77==0)"))))))
Formula 0 simplified : G(F!"(i0.u7.p77==0)" & FG!"(i11.i2.u109.p741==0)")
Detected timeout of ITS tools.
Built C files in :
/tmp/ltsmin52883557426224747
[2023-03-18 21:50:00] [INFO ] Built C files in 11ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin52883557426224747
Running compilation step : cd /tmp/ltsmin52883557426224747;'/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 1638 ms.
Running link step : cd /tmp/ltsmin52883557426224747;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin52883557426224747;'/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 ShieldIIPs-PT-040B-LTLFireability-03 finished in 112297 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(G(p0)))'
Support contains 1 out of 2130 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 201 transitions
Trivial Post-agglo rules discarded 201 transitions
Performed 201 trivial Post agglomeration. Transition count delta: 201
Iterating post reduction 0 with 201 rules applied. Total rules applied 201 place count 2129 transition count 1888
Reduce places removed 201 places and 0 transitions.
Iterating post reduction 1 with 201 rules applied. Total rules applied 402 place count 1928 transition count 1888
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 402 place count 1928 transition count 1688
Deduced a syphon composed of 200 places in 4 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 802 place count 1728 transition count 1688
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 810 place count 1720 transition count 1680
Iterating global reduction 2 with 8 rules applied. Total rules applied 818 place count 1720 transition count 1680
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 818 place count 1720 transition count 1676
Deduced a syphon composed of 4 places in 3 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 826 place count 1716 transition count 1676
Performed 712 Post agglomeration using F-continuation condition.Transition count delta: 712
Deduced a syphon composed of 712 places in 2 ms
Reduce places removed 712 places and 0 transitions.
Iterating global reduction 2 with 1424 rules applied. Total rules applied 2250 place count 1004 transition count 964
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2252 place count 1002 transition count 962
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2253 place count 1001 transition count 962
Applied a total of 2253 rules in 402 ms. Remains 1001 /2130 variables (removed 1129) and now considering 962/2090 (removed 1128) transitions.
// Phase 1: matrix 962 rows 1001 cols
[2023-03-18 21:50:15] [INFO ] Computed 360 place invariants in 5 ms
[2023-03-18 21:50:16] [INFO ] Implicit Places using invariants in 1044 ms returned []
[2023-03-18 21:50:16] [INFO ] Invariant cache hit.
[2023-03-18 21:50:18] [INFO ] Implicit Places using invariants and state equation in 1295 ms returned []
Implicit Place search using SMT with State Equation took 2372 ms to find 0 implicit places.
[2023-03-18 21:50:18] [INFO ] Redundant transitions in 435 ms returned [961]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 961 rows 1001 cols
[2023-03-18 21:50:18] [INFO ] Computed 360 place invariants in 2 ms
[2023-03-18 21:50:19] [INFO ] Dead Transitions using invariants and state equation in 746 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1001/2130 places, 961/2090 transitions.
Applied a total of 0 rules in 26 ms. Remains 1001 /1001 variables (removed 0) and now considering 961/961 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 4019 ms. Remains : 1001/2130 places, 961/2090 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(EQ s500 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 49 reset in 831 ms.
Product exploration explored 100000 steps with 48 reset in 983 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 203 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0)]
Finished random walk after 862 steps, including 0 resets, run visited all 1 properties in 11 ms. (steps per millisecond=78 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 248 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 77 ms :[(NOT p0)]
Support contains 1 out of 1001 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1001/1001 places, 961/961 transitions.
Applied a total of 0 rules in 43 ms. Remains 1001 /1001 variables (removed 0) and now considering 961/961 (removed 0) transitions.
[2023-03-18 21:50:21] [INFO ] Invariant cache hit.
[2023-03-18 21:50:22] [INFO ] Implicit Places using invariants in 593 ms returned []
[2023-03-18 21:50:22] [INFO ] Invariant cache hit.
[2023-03-18 21:50:24] [INFO ] Implicit Places using invariants and state equation in 1451 ms returned []
Implicit Place search using SMT with State Equation took 2048 ms to find 0 implicit places.
[2023-03-18 21:50:24] [INFO ] Redundant transitions in 252 ms returned []
[2023-03-18 21:50:24] [INFO ] Invariant cache hit.
[2023-03-18 21:50:24] [INFO ] Dead Transitions using invariants and state equation in 648 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3039 ms. Remains : 1001/1001 places, 961/961 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 174 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0)]
Finished random walk after 887 steps, including 0 resets, run visited all 1 properties in 24 ms. (steps per millisecond=36 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 233 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 117 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 79 ms :[(NOT p0)]
Product exploration explored 100000 steps with 48 reset in 813 ms.
Product exploration explored 100000 steps with 48 reset in 975 ms.
Built C files in :
/tmp/ltsmin13131559383501916871
[2023-03-18 21:50:27] [INFO ] Computing symmetric may disable matrix : 961 transitions.
[2023-03-18 21:50:27] [INFO ] Computation of Complete disable matrix. took 16 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:50:27] [INFO ] Computing symmetric may enable matrix : 961 transitions.
[2023-03-18 21:50:27] [INFO ] Computation of Complete enable matrix. took 15 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:50:27] [INFO ] Computing Do-Not-Accords matrix : 961 transitions.
[2023-03-18 21:50:27] [INFO ] Computation of Completed DNA matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:50:27] [INFO ] Built C files in 273ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13131559383501916871
Running compilation step : cd /tmp/ltsmin13131559383501916871;'/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 2868 ms.
Running link step : cd /tmp/ltsmin13131559383501916871;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 93 ms.
Running LTSmin : cd /tmp/ltsmin13131559383501916871;'/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/stateBased7023183523033483332.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 1 out of 1001 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1001/1001 places, 961/961 transitions.
Applied a total of 0 rules in 26 ms. Remains 1001 /1001 variables (removed 0) and now considering 961/961 (removed 0) transitions.
[2023-03-18 21:50:42] [INFO ] Invariant cache hit.
[2023-03-18 21:50:43] [INFO ] Implicit Places using invariants in 532 ms returned []
[2023-03-18 21:50:43] [INFO ] Invariant cache hit.
[2023-03-18 21:50:44] [INFO ] Implicit Places using invariants and state equation in 1260 ms returned []
Implicit Place search using SMT with State Equation took 1794 ms to find 0 implicit places.
[2023-03-18 21:50:44] [INFO ] Redundant transitions in 158 ms returned []
[2023-03-18 21:50:44] [INFO ] Invariant cache hit.
[2023-03-18 21:50:45] [INFO ] Dead Transitions using invariants and state equation in 563 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2549 ms. Remains : 1001/1001 places, 961/961 transitions.
Built C files in :
/tmp/ltsmin13908193816010418850
[2023-03-18 21:50:45] [INFO ] Computing symmetric may disable matrix : 961 transitions.
[2023-03-18 21:50:45] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:50:45] [INFO ] Computing symmetric may enable matrix : 961 transitions.
[2023-03-18 21:50:45] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:50:45] [INFO ] Computing Do-Not-Accords matrix : 961 transitions.
[2023-03-18 21:50:45] [INFO ] Computation of Completed DNA matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:50:45] [INFO ] Built C files in 148ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13908193816010418850
Running compilation step : cd /tmp/ltsmin13908193816010418850;'/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 2803 ms.
Running link step : cd /tmp/ltsmin13908193816010418850;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 99 ms.
Running LTSmin : cd /tmp/ltsmin13908193816010418850;'/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/stateBased8368986515013283772.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2023-03-18 21:51:00] [INFO ] Flatten gal took : 35 ms
[2023-03-18 21:51:00] [INFO ] Flatten gal took : 35 ms
[2023-03-18 21:51:00] [INFO ] Time to serialize gal into /tmp/LTL2307005122569797224.gal : 7 ms
[2023-03-18 21:51:00] [INFO ] Time to serialize properties into /tmp/LTL1016574773945880955.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/LTL2307005122569797224.gal' '-t' 'CGAL' '-hoa' '/tmp/aut10776469728303617413.hoa' '-atoms' '/tmp/LTL1016574773945880955.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/LTL1016574773945880955.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut10776469728303617413.hoa
Detected timeout of ITS tools.
[2023-03-18 21:51:15] [INFO ] Flatten gal took : 63 ms
[2023-03-18 21:51:15] [INFO ] Flatten gal took : 43 ms
[2023-03-18 21:51:15] [INFO ] Time to serialize gal into /tmp/LTL14468710236318394705.gal : 6 ms
[2023-03-18 21:51:15] [INFO ] Time to serialize properties into /tmp/LTL1183747034647914950.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/LTL14468710236318394705.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1183747034647914950.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...276
Read 1 LTL properties
Checking formula 0 : !((F(G("(p1215==0)"))))
Formula 0 simplified : GF!"(p1215==0)"
Detected timeout of ITS tools.
[2023-03-18 21:51:30] [INFO ] Flatten gal took : 57 ms
[2023-03-18 21:51:30] [INFO ] Applying decomposition
[2023-03-18 21:51:30] [INFO ] Flatten gal took : 31 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/graph11379877244368105886.txt' '-o' '/tmp/graph11379877244368105886.bin' '-w' '/tmp/graph11379877244368105886.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph11379877244368105886.bin' '-l' '-1' '-v' '-w' '/tmp/graph11379877244368105886.weights' '-q' '0' '-e' '0.001'
[2023-03-18 21:51:30] [INFO ] Decomposing Gal with order
[2023-03-18 21:51:30] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-18 21:51:31] [INFO ] Removed a total of 635 redundant transitions.
[2023-03-18 21:51:31] [INFO ] Flatten gal took : 52 ms
[2023-03-18 21:51:31] [INFO ] Fuse similar labels procedure discarded/fused a total of 604 labels/synchronizations in 10 ms.
[2023-03-18 21:51:31] [INFO ] Time to serialize gal into /tmp/LTL17544769151396807068.gal : 8 ms
[2023-03-18 21:51:31] [INFO ] Time to serialize properties into /tmp/LTL12103420620979340141.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/LTL17544769151396807068.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12103420620979340141.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 : !((F(G("(i19.i2.u180.p1215==0)"))))
Formula 0 simplified : GF!"(i19.i2.u180.p1215==0)"
Detected timeout of ITS tools.
Built C files in :
/tmp/ltsmin4409492304151581149
[2023-03-18 21:51:46] [INFO ] Built C files in 28ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4409492304151581149
Running compilation step : cd /tmp/ltsmin4409492304151581149;'/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 1924 ms.
Running link step : cd /tmp/ltsmin4409492304151581149;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 57 ms.
Running LTSmin : cd /tmp/ltsmin4409492304151581149;'/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)))' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Treatment of property ShieldIIPs-PT-040B-LTLFireability-05 finished in 106022 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(p0)))'
Support contains 1 out of 2130 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 0 with 200 rules applied. Total rules applied 200 place count 2129 transition count 1889
Reduce places removed 200 places and 0 transitions.
Iterating post reduction 1 with 200 rules applied. Total rules applied 400 place count 1929 transition count 1889
Performed 201 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 201 Pre rules applied. Total rules applied 400 place count 1929 transition count 1688
Deduced a syphon composed of 201 places in 4 ms
Reduce places removed 201 places and 0 transitions.
Iterating global reduction 2 with 402 rules applied. Total rules applied 802 place count 1728 transition count 1688
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 809 place count 1721 transition count 1681
Iterating global reduction 2 with 7 rules applied. Total rules applied 816 place count 1721 transition count 1681
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 816 place count 1721 transition count 1678
Deduced a syphon composed of 3 places in 31 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 822 place count 1718 transition count 1678
Performed 714 Post agglomeration using F-continuation condition.Transition count delta: 714
Deduced a syphon composed of 714 places in 2 ms
Reduce places removed 714 places and 0 transitions.
Iterating global reduction 2 with 1428 rules applied. Total rules applied 2250 place count 1004 transition count 964
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2252 place count 1002 transition count 962
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2253 place count 1001 transition count 962
Applied a total of 2253 rules in 427 ms. Remains 1001 /2130 variables (removed 1129) and now considering 962/2090 (removed 1128) transitions.
// Phase 1: matrix 962 rows 1001 cols
[2023-03-18 21:52:01] [INFO ] Computed 360 place invariants in 4 ms
[2023-03-18 21:52:02] [INFO ] Implicit Places using invariants in 534 ms returned []
[2023-03-18 21:52:02] [INFO ] Invariant cache hit.
[2023-03-18 21:52:03] [INFO ] Implicit Places using invariants and state equation in 1266 ms returned []
Implicit Place search using SMT with State Equation took 1814 ms to find 0 implicit places.
[2023-03-18 21:52:03] [INFO ] Redundant transitions in 186 ms returned [961]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 961 rows 1001 cols
[2023-03-18 21:52:03] [INFO ] Computed 360 place invariants in 1 ms
[2023-03-18 21:52:04] [INFO ] Dead Transitions using invariants and state equation in 648 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1001/2130 places, 961/2090 transitions.
Applied a total of 0 rules in 22 ms. Remains 1001 /1001 variables (removed 0) and now considering 961/961 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3110 ms. Remains : 1001/2130 places, 961/2090 transitions.
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s903 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 2100 steps with 4 reset in 31 ms.
FORMULA ShieldIIPs-PT-040B-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPs-PT-040B-LTLFireability-06 finished in 3277 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(p1)||p0))))'
Support contains 6 out of 2130 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 199 transitions
Trivial Post-agglo rules discarded 199 transitions
Performed 199 trivial Post agglomeration. Transition count delta: 199
Iterating post reduction 0 with 199 rules applied. Total rules applied 199 place count 2129 transition count 1890
Reduce places removed 199 places and 0 transitions.
Iterating post reduction 1 with 199 rules applied. Total rules applied 398 place count 1930 transition count 1890
Performed 201 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 201 Pre rules applied. Total rules applied 398 place count 1930 transition count 1689
Deduced a syphon composed of 201 places in 23 ms
Reduce places removed 201 places and 0 transitions.
Iterating global reduction 2 with 402 rules applied. Total rules applied 800 place count 1729 transition count 1689
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 808 place count 1721 transition count 1681
Iterating global reduction 2 with 8 rules applied. Total rules applied 816 place count 1721 transition count 1681
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 816 place count 1721 transition count 1678
Deduced a syphon composed of 3 places in 5 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 822 place count 1718 transition count 1678
Performed 713 Post agglomeration using F-continuation condition.Transition count delta: 713
Deduced a syphon composed of 713 places in 2 ms
Reduce places removed 713 places and 0 transitions.
Iterating global reduction 2 with 1426 rules applied. Total rules applied 2248 place count 1005 transition count 965
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2250 place count 1003 transition count 963
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2251 place count 1002 transition count 963
Applied a total of 2251 rules in 529 ms. Remains 1002 /2130 variables (removed 1128) and now considering 963/2090 (removed 1127) transitions.
// Phase 1: matrix 963 rows 1002 cols
[2023-03-18 21:52:05] [INFO ] Computed 360 place invariants in 2 ms
[2023-03-18 21:52:05] [INFO ] Implicit Places using invariants in 711 ms returned []
[2023-03-18 21:52:05] [INFO ] Invariant cache hit.
[2023-03-18 21:52:07] [INFO ] Implicit Places using invariants and state equation in 1527 ms returned []
Implicit Place search using SMT with State Equation took 2256 ms to find 0 implicit places.
[2023-03-18 21:52:07] [INFO ] Redundant transitions in 213 ms returned [962]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 962 rows 1002 cols
[2023-03-18 21:52:07] [INFO ] Computed 360 place invariants in 4 ms
[2023-03-18 21:52:08] [INFO ] Dead Transitions using invariants and state equation in 598 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1002/2130 places, 962/2090 transitions.
Applied a total of 0 rules in 57 ms. Remains 1002 /1002 variables (removed 0) and now considering 962/962 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3668 ms. Remains : 1002/2130 places, 962/2090 transitions.
Stuttering acceptance computed with spot in 105 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(OR (EQ s287 0) (EQ s292 0) (EQ s304 0)), p0:(OR (EQ s87 0) (EQ s98 0) (EQ s103 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 48 reset in 861 ms.
Product exploration explored 100000 steps with 48 reset in 1058 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 p1 p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 345 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 9737 steps, including 4 resets, run visited all 2 properties in 135 ms. (steps per millisecond=72 )
Knowledge obtained : [(AND p1 p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 483 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 129 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 6 out of 1002 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1002/1002 places, 962/962 transitions.
Applied a total of 0 rules in 49 ms. Remains 1002 /1002 variables (removed 0) and now considering 962/962 (removed 0) transitions.
[2023-03-18 21:52:11] [INFO ] Invariant cache hit.
[2023-03-18 21:52:12] [INFO ] Implicit Places using invariants in 876 ms returned []
[2023-03-18 21:52:12] [INFO ] Invariant cache hit.
[2023-03-18 21:52:14] [INFO ] Implicit Places using invariants and state equation in 1755 ms returned []
Implicit Place search using SMT with State Equation took 2634 ms to find 0 implicit places.
[2023-03-18 21:52:14] [INFO ] Redundant transitions in 133 ms returned []
[2023-03-18 21:52:14] [INFO ] Invariant cache hit.
[2023-03-18 21:52:15] [INFO ] Dead Transitions using invariants and state equation in 570 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3422 ms. Remains : 1002/1002 places, 962/962 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 (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 253 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 131 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 4 resets, run finished after 149 ms. (steps per millisecond=67 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-18 21:52:15] [INFO ] Invariant cache hit.
[2023-03-18 21:52:15] [INFO ] After 236ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-18 21:52:16] [INFO ] [Nat]Absence check using 360 positive place invariants in 88 ms returned sat
[2023-03-18 21:52:17] [INFO ] After 711ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-18 21:52:17] [INFO ] Deduced a trap composed of 8 places in 131 ms of which 2 ms to minimize.
[2023-03-18 21:52:17] [INFO ] Deduced a trap composed of 12 places in 135 ms of which 16 ms to minimize.
[2023-03-18 21:52:17] [INFO ] Deduced a trap composed of 17 places in 193 ms of which 1 ms to minimize.
[2023-03-18 21:52:17] [INFO ] Deduced a trap composed of 17 places in 85 ms of which 0 ms to minimize.
[2023-03-18 21:52:17] [INFO ] Deduced a trap composed of 9 places in 57 ms of which 1 ms to minimize.
[2023-03-18 21:52:18] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 992 ms
[2023-03-18 21:52:18] [INFO ] After 1799ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 109 ms.
[2023-03-18 21:52:18] [INFO ] After 2256ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 19 ms.
Support contains 6 out of 1002 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1002/1002 places, 962/962 transitions.
Partial Free-agglomeration rule applied 237 times.
Drop transitions removed 237 transitions
Iterating global reduction 0 with 237 rules applied. Total rules applied 237 place count 1002 transition count 962
Applied a total of 237 rules in 53 ms. Remains 1002 /1002 variables (removed 0) and now considering 962/962 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 1002/1002 places, 962/962 transitions.
Finished random walk after 2723 steps, including 0 resets, run visited all 1 properties in 26 ms. (steps per millisecond=104 )
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 405 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 105 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 166 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 48 reset in 824 ms.
Product exploration explored 100000 steps with 48 reset in 929 ms.
Built C files in :
/tmp/ltsmin15397491921879463082
[2023-03-18 21:52:20] [INFO ] Computing symmetric may disable matrix : 962 transitions.
[2023-03-18 21:52:20] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:52:20] [INFO ] Computing symmetric may enable matrix : 962 transitions.
[2023-03-18 21:52:20] [INFO ] Computation of Complete enable matrix. took 20 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:52:21] [INFO ] Computing Do-Not-Accords matrix : 962 transitions.
[2023-03-18 21:52:21] [INFO ] Computation of Completed DNA matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:52:21] [INFO ] Built C files in 185ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15397491921879463082
Running compilation step : cd /tmp/ltsmin15397491921879463082;'/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 2722 ms.
Running link step : cd /tmp/ltsmin15397491921879463082;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 109 ms.
Running LTSmin : cd /tmp/ltsmin15397491921879463082;'/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/stateBased3700656084953748877.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 6 out of 1002 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1002/1002 places, 962/962 transitions.
Applied a total of 0 rules in 27 ms. Remains 1002 /1002 variables (removed 0) and now considering 962/962 (removed 0) transitions.
[2023-03-18 21:52:35] [INFO ] Invariant cache hit.
[2023-03-18 21:52:36] [INFO ] Implicit Places using invariants in 636 ms returned []
[2023-03-18 21:52:36] [INFO ] Invariant cache hit.
[2023-03-18 21:52:38] [INFO ] Implicit Places using invariants and state equation in 1486 ms returned []
Implicit Place search using SMT with State Equation took 2137 ms to find 0 implicit places.
[2023-03-18 21:52:38] [INFO ] Redundant transitions in 120 ms returned []
[2023-03-18 21:52:38] [INFO ] Invariant cache hit.
[2023-03-18 21:52:38] [INFO ] Dead Transitions using invariants and state equation in 614 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2932 ms. Remains : 1002/1002 places, 962/962 transitions.
Built C files in :
/tmp/ltsmin15325103509929021497
[2023-03-18 21:52:38] [INFO ] Computing symmetric may disable matrix : 962 transitions.
[2023-03-18 21:52:38] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:52:38] [INFO ] Computing symmetric may enable matrix : 962 transitions.
[2023-03-18 21:52:38] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:52:39] [INFO ] Computing Do-Not-Accords matrix : 962 transitions.
[2023-03-18 21:52:39] [INFO ] Computation of Completed DNA matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-18 21:52:39] [INFO ] Built C files in 142ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15325103509929021497
Running compilation step : cd /tmp/ltsmin15325103509929021497;'/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 2841 ms.
Running link step : cd /tmp/ltsmin15325103509929021497;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 53 ms.
Running LTSmin : cd /tmp/ltsmin15325103509929021497;'/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/stateBased3768403691769462111.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2023-03-18 21:52:53] [INFO ] Flatten gal took : 33 ms
[2023-03-18 21:52:54] [INFO ] Flatten gal took : 32 ms
[2023-03-18 21:52:54] [INFO ] Time to serialize gal into /tmp/LTL13472976445472525330.gal : 6 ms
[2023-03-18 21:52:54] [INFO ] Time to serialize properties into /tmp/LTL9839941701975330575.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/LTL13472976445472525330.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2977930889158796570.hoa' '-atoms' '/tmp/LTL9839941701975330575.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/LTL9839941701975330575.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2977930889158796570.hoa
Detected timeout of ITS tools.
[2023-03-18 21:53:09] [INFO ] Flatten gal took : 30 ms
[2023-03-18 21:53:09] [INFO ] Flatten gal took : 30 ms
[2023-03-18 21:53:09] [INFO ] Time to serialize gal into /tmp/LTL10384175610203140072.gal : 7 ms
[2023-03-18 21:53:09] [INFO ] Time to serialize properties into /tmp/LTL9303000569836411681.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/LTL10384175610203140072.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL9303000569836411681.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...276
Read 1 LTL properties
Checking formula 0 : !((G(F(("((p243==0)||(p265==0))")||(("(p276==0)")||(G("(((p712==0)||(p720==0))||(p748==0))")))))))
Formula 0 simplified : G(F!"(((p712==0)||(p720==0))||(p748==0))" & FG(!"((p243==0)||(p265==0))" & !"(p276==0)"))
Detected timeout of ITS tools.
[2023-03-18 21:53:24] [INFO ] Flatten gal took : 31 ms
[2023-03-18 21:53:24] [INFO ] Applying decomposition
[2023-03-18 21:53:24] [INFO ] Flatten gal took : 30 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/graph17655815235312633647.txt' '-o' '/tmp/graph17655815235312633647.bin' '-w' '/tmp/graph17655815235312633647.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph17655815235312633647.bin' '-l' '-1' '-v' '-w' '/tmp/graph17655815235312633647.weights' '-q' '0' '-e' '0.001'
[2023-03-18 21:53:24] [INFO ] Decomposing Gal with order
[2023-03-18 21:53:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-18 21:53:24] [INFO ] Removed a total of 643 redundant transitions.
[2023-03-18 21:53:24] [INFO ] Flatten gal took : 53 ms
[2023-03-18 21:53:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 602 labels/synchronizations in 11 ms.
[2023-03-18 21:53:24] [INFO ] Time to serialize gal into /tmp/LTL7017080026058597978.gal : 9 ms
[2023-03-18 21:53:24] [INFO ] Time to serialize properties into /tmp/LTL1997283731032855069.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/LTL7017080026058597978.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1997283731032855069.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...254
Read 1 LTL properties
Checking formula 0 : !((G(F(("((i3.i1.u32.p243==0)||(i3.i1.u36.p265==0))")||(("(i3.i2.u37.p276==0)")||(G("(((i11.i1.u105.p712==0)||(i11.i1.u107.p720==0))||...185
Formula 0 simplified : G(F!"(((i11.i1.u105.p712==0)||(i11.i1.u107.p720==0))||(i11.i2.u110.p748==0))" & FG(!"((i3.i1.u32.p243==0)||(i3.i1.u36.p265==0))" & !...178
Detected timeout of ITS tools.
Built C files in :
/tmp/ltsmin3931198297409213497
[2023-03-18 21:53:39] [INFO ] Built C files in 10ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3931198297409213497
Running compilation step : cd /tmp/ltsmin3931198297409213497;'/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 1663 ms.
Running link step : cd /tmp/ltsmin3931198297409213497;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 77 ms.
Running LTSmin : cd /tmp/ltsmin3931198297409213497;'/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' '[](<>(([]((LTLAPp1==true))||(LTLAPp0==true))))' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Treatment of property ShieldIIPs-PT-040B-LTLFireability-07 finished in 110231 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&&G(p1))))'
Support contains 3 out of 2130 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 0 with 200 rules applied. Total rules applied 200 place count 2129 transition count 1889
Reduce places removed 200 places and 0 transitions.
Iterating post reduction 1 with 200 rules applied. Total rules applied 400 place count 1929 transition count 1889
Performed 201 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 201 Pre rules applied. Total rules applied 400 place count 1929 transition count 1688
Deduced a syphon composed of 201 places in 4 ms
Reduce places removed 201 places and 0 transitions.
Iterating global reduction 2 with 402 rules applied. Total rules applied 802 place count 1728 transition count 1688
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 810 place count 1720 transition count 1680
Iterating global reduction 2 with 8 rules applied. Total rules applied 818 place count 1720 transition count 1680
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 818 place count 1720 transition count 1676
Deduced a syphon composed of 4 places in 4 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 826 place count 1716 transition count 1676
Performed 712 Post agglomeration using F-continuation condition.Transition count delta: 712
Deduced a syphon composed of 712 places in 3 ms
Reduce places removed 712 places and 0 transitions.
Iterating global reduction 2 with 1424 rules applied. Total rules applied 2250 place count 1004 transition count 964
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2252 place count 1002 transition count 962
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2253 place count 1001 transition count 962
Applied a total of 2253 rules in 431 ms. Remains 1001 /2130 variables (removed 1129) and now considering 962/2090 (removed 1128) transitions.
// Phase 1: matrix 962 rows 1001 cols
[2023-03-18 21:53:55] [INFO ] Computed 360 place invariants in 5 ms
[2023-03-18 21:53:55] [INFO ] Implicit Places using invariants in 500 ms returned []
[2023-03-18 21:53:55] [INFO ] Invariant cache hit.
[2023-03-18 21:53:57] [INFO ] Implicit Places using invariants and state equation in 1270 ms returned []
Implicit Place search using SMT with State Equation took 1774 ms to find 0 implicit places.
[2023-03-18 21:53:57] [INFO ] Redundant transitions in 123 ms returned [961]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 961 rows 1001 cols
[2023-03-18 21:53:57] [INFO ] Computed 360 place invariants in 2 ms
[2023-03-18 21:53:57] [INFO ] Dead Transitions using invariants and state equation in 627 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1001/2130 places, 961/2090 transitions.
Applied a total of 0 rules in 24 ms. Remains 1001 /1001 variables (removed 0) and now considering 961/961 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2985 ms. Remains : 1001/2130 places, 961/2090 transitions.
Stuttering acceptance computed with spot in 93 ms :[(OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(OR (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND p0 p1), acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s425 1), p1:(AND (EQ s583 1) (EQ s599 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 1894 steps with 0 reset in 35 ms.
FORMULA ShieldIIPs-PT-040B-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPs-PT-040B-LTLFireability-08 finished in 3159 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(((F(p0) U G(p1))&&(p0||F(G(p2))))))'
Support contains 4 out of 2130 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 201 transitions
Trivial Post-agglo rules discarded 201 transitions
Performed 201 trivial Post agglomeration. Transition count delta: 201
Iterating post reduction 0 with 201 rules applied. Total rules applied 201 place count 2129 transition count 1888
Reduce places removed 201 places and 0 transitions.
Iterating post reduction 1 with 201 rules applied. Total rules applied 402 place count 1928 transition count 1888
Performed 201 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 201 Pre rules applied. Total rules applied 402 place count 1928 transition count 1687
Deduced a syphon composed of 201 places in 5 ms
Reduce places removed 201 places and 0 transitions.
Iterating global reduction 2 with 402 rules applied. Total rules applied 804 place count 1727 transition count 1687
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 811 place count 1720 transition count 1680
Iterating global reduction 2 with 7 rules applied. Total rules applied 818 place count 1720 transition count 1680
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 818 place count 1720 transition count 1677
Deduced a syphon composed of 3 places in 4 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 824 place count 1717 transition count 1677
Performed 710 Post agglomeration using F-continuation condition.Transition count delta: 710
Deduced a syphon composed of 710 places in 2 ms
Reduce places removed 710 places and 0 transitions.
Iterating global reduction 2 with 1420 rules applied. Total rules applied 2244 place count 1007 transition count 967
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2246 place count 1005 transition count 965
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2247 place count 1004 transition count 965
Applied a total of 2247 rules in 458 ms. Remains 1004 /2130 variables (removed 1126) and now considering 965/2090 (removed 1125) transitions.
// Phase 1: matrix 965 rows 1004 cols
[2023-03-18 21:53:58] [INFO ] Computed 360 place invariants in 2 ms
[2023-03-18 21:53:58] [INFO ] Implicit Places using invariants in 493 ms returned []
[2023-03-18 21:53:58] [INFO ] Invariant cache hit.
[2023-03-18 21:54:00] [INFO ] Implicit Places using invariants and state equation in 1916 ms returned []
Implicit Place search using SMT with State Equation took 2424 ms to find 0 implicit places.
[2023-03-18 21:54:00] [INFO ] Redundant transitions in 143 ms returned [964]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 964 rows 1004 cols
[2023-03-18 21:54:01] [INFO ] Computed 360 place invariants in 1 ms
[2023-03-18 21:54:01] [INFO ] Dead Transitions using invariants and state equation in 566 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1004/2130 places, 964/2090 transitions.
Applied a total of 0 rules in 23 ms. Remains 1004 /1004 variables (removed 0) and now considering 964/964 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3648 ms. Remains : 1004/2130 places, 964/2090 transitions.
Stuttering acceptance computed with spot in 475 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), (AND (NOT p0) p1 (NOT p2)), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}, { cond=(NOT p0), acceptance={} source=0 dest: 3}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 1}, { cond=p1, acceptance={1} source=2 dest: 2}, { cond=(NOT p1), acceptance={0, 1} source=2 dest: 2}], [{ cond=(AND (NOT p0) p2), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p2)), acceptance={0, 1} source=3 dest: 3}, { cond=p0, acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p0) p2), acceptance={0} source=4 dest: 4}, { cond=(AND (NOT p0) (NOT p2)), acceptance={0, 1} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=5 dest: 4}, { cond=(AND p1 p2), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p1) p2), acceptance={0} source=5 dest: 5}, { cond=(AND p1 (NOT p2)), acceptance={1} source=5 dest: 5}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0, 1} source=5 dest: 5}]], initial=0, aps=[p0:(AND (EQ s864 1) (EQ s899 1)), p1:(EQ s714 1), p2:(EQ s235 1)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null, null][true, true, true, true, true, true]]
Product exploration explored 100000 steps with 1417 reset in 842 ms.
Product exploration explored 100000 steps with 1415 reset in 930 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) p2))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 16 factoid took 1255 ms. Reduced automaton from 6 states, 16 edges and 3 AP (stutter insensitive) to 6 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 432 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), (AND (NOT p0) p1 (NOT p2)), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 4 resets, run finished after 136 ms. (steps per millisecond=73 ) properties (out of 10) seen :9
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-18 21:54:05] [INFO ] Invariant cache hit.
[2023-03-18 21:54:06] [INFO ] [Real]Absence check using 360 positive place invariants in 56 ms returned sat
[2023-03-18 21:54:06] [INFO ] After 832ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-18 21:54:06] [INFO ] [Nat]Absence check using 360 positive place invariants in 74 ms returned sat
[2023-03-18 21:54:07] [INFO ] After 578ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-18 21:54:07] [INFO ] Deduced a trap composed of 19 places in 94 ms of which 1 ms to minimize.
[2023-03-18 21:54:07] [INFO ] Deduced a trap composed of 17 places in 101 ms of which 1 ms to minimize.
[2023-03-18 21:54:07] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 369 ms
[2023-03-18 21:54:07] [INFO ] After 1017ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 75 ms.
[2023-03-18 21:54:07] [INFO ] After 1344ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 24 ms.
Support contains 2 out of 1004 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1004/1004 places, 964/964 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 6 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1002 transition count 962
Partial Free-agglomeration rule applied 239 times.
Drop transitions removed 239 transitions
Iterating global reduction 0 with 239 rules applied. Total rules applied 243 place count 1002 transition count 962
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 244 place count 1001 transition count 961
Applied a total of 244 rules in 161 ms. Remains 1001 /1004 variables (removed 3) and now considering 961/964 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 161 ms. Remains : 1001/1004 places, 961/964 transitions.
Finished random walk after 5641 steps, including 1 resets, run visited all 1 properties in 60 ms. (steps per millisecond=94 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) p2))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p2)))), (F (AND (NOT p0) p2)), (F (AND p2 p1)), (F p0), (F (AND (NOT p0) p1)), (F p1), (F (NOT (AND (NOT p0) (NOT p1)))), (F (AND (NOT p2) p1)), (F (AND p2 (NOT p1))), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 16 factoid took 1687 ms. Reduced automaton from 6 states, 16 edges and 3 AP (stutter sensitive) to 6 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 439 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), (AND (NOT p0) p1 (NOT p2)), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 435 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), (AND (NOT p0) p1 (NOT p2)), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
[2023-03-18 21:54:10] [INFO ] Invariant cache hit.
[2023-03-18 21:54:12] [INFO ] [Real]Absence check using 360 positive place invariants in 245 ms returned sat
[2023-03-18 21:54:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 21:54:14] [INFO ] [Real]Absence check using state equation in 1992 ms returned sat
[2023-03-18 21:54:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 21:54:14] [INFO ] [Nat]Absence check using 360 positive place invariants in 175 ms returned sat
[2023-03-18 21:54:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 21:54:17] [INFO ] [Nat]Absence check using state equation in 2050 ms returned sat
[2023-03-18 21:54:17] [INFO ] Computed and/alt/rep : 961/2398/961 causal constraints (skipped 1 transitions) in 80 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1186)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:923)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:520)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:605)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-18 21:54:29] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (NOT p1)
Could not prove EG (NOT p1)
[2023-03-18 21:54:29] [INFO ] Invariant cache hit.
[2023-03-18 21:54:30] [INFO ] [Real]Absence check using 360 positive place invariants in 295 ms returned sat
[2023-03-18 21:54:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 21:54:32] [INFO ] [Real]Absence check using state equation in 2190 ms returned sat
[2023-03-18 21:54:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 21:54:33] [INFO ] [Nat]Absence check using 360 positive place invariants in 265 ms returned sat
[2023-03-18 21:54:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 21:54:35] [INFO ] [Nat]Absence check using state equation in 2054 ms returned sat
[2023-03-18 21:54:36] [INFO ] Computed and/alt/rep : 961/2398/961 causal constraints (skipped 1 transitions) in 75 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1186)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:923)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:520)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:605)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-18 21:54:47] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (AND (NOT p0) (NOT p2))
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 4 out of 1004 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1004/1004 places, 964/964 transitions.
Applied a total of 0 rules in 27 ms. Remains 1004 /1004 variables (removed 0) and now considering 964/964 (removed 0) transitions.
[2023-03-18 21:54:47] [INFO ] Invariant cache hit.
[2023-03-18 21:54:48] [INFO ] Implicit Places using invariants in 620 ms returned []
[2023-03-18 21:54:48] [INFO ] Invariant cache hit.
[2023-03-18 21:54:49] [INFO ] Implicit Places using invariants and state equation in 1603 ms returned []
Implicit Place search using SMT with State Equation took 2257 ms to find 0 implicit places.
[2023-03-18 21:54:50] [INFO ] Invariant cache hit.
[2023-03-18 21:54:50] [INFO ] Dead Transitions using invariants and state equation in 556 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2843 ms. Remains : 1004/1004 places, 964/964 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (AND (NOT p0) (NOT p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) p2))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 16 factoid took 1040 ms. Reduced automaton from 6 states, 16 edges and 3 AP (stutter sensitive) to 6 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 275 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), (AND (NOT p0) p1 (NOT p2)), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 4 resets, run finished after 165 ms. (steps per millisecond=60 ) properties (out of 10) seen :9
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-18 21:54:52] [INFO ] Invariant cache hit.
[2023-03-18 21:54:52] [INFO ] [Real]Absence check using 360 positive place invariants in 47 ms returned sat
[2023-03-18 21:54:52] [INFO ] After 813ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-18 21:54:53] [INFO ] [Nat]Absence check using 360 positive place invariants in 124 ms returned sat
[2023-03-18 21:54:53] [INFO ] After 474ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-18 21:54:53] [INFO ] Deduced a trap composed of 19 places in 110 ms of which 15 ms to minimize.
[2023-03-18 21:54:54] [INFO ] Deduced a trap composed of 17 places in 96 ms of which 13 ms to minimize.
[2023-03-18 21:54:54] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 324 ms
[2023-03-18 21:54:54] [INFO ] After 863ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 72 ms.
[2023-03-18 21:54:54] [INFO ] After 1253ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 20 ms.
Support contains 2 out of 1004 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1004/1004 places, 964/964 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1002 transition count 962
Partial Free-agglomeration rule applied 239 times.
Drop transitions removed 239 transitions
Iterating global reduction 0 with 239 rules applied. Total rules applied 243 place count 1002 transition count 962
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 244 place count 1001 transition count 961
Applied a total of 244 rules in 110 ms. Remains 1001 /1004 variables (removed 3) and now considering 961/964 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 110 ms. Remains : 1001/1004 places, 961/964 transitions.
Finished random walk after 2461 steps, including 0 resets, run visited all 1 properties in 24 ms. (steps per millisecond=102 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (AND (NOT p0) (NOT p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND (NOT p0) p2))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p2)))), (F (AND (NOT p0) p2)), (F (AND p2 p1)), (F p0), (F (AND (NOT p0) p1)), (F p1), (F (NOT (AND (NOT p0) (NOT p1)))), (F (AND (NOT p2) p1)), (F (AND p2 (NOT p1))), (F (NOT (AND (NOT p2) (NOT p1))))]
Knowledge based reduction with 16 factoid took 1485 ms. Reduced automaton from 6 states, 16 edges and 3 AP (stutter sensitive) to 6 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 391 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), (AND (NOT p0) p1 (NOT p2)), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 328 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), (AND (NOT p0) p1 (NOT p2)), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
[2023-03-18 21:54:56] [INFO ] Invariant cache hit.
[2023-03-18 21:54:57] [INFO ] [Real]Absence check using 360 positive place invariants in 218 ms returned sat
[2023-03-18 21:54:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 21:54:59] [INFO ] [Real]Absence check using state equation in 2353 ms returned sat
[2023-03-18 21:54:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 21:55:00] [INFO ] [Nat]Absence check using 360 positive place invariants in 180 ms returned sat
[2023-03-18 21:55:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 21:55:03] [INFO ] [Nat]Absence check using state equation in 2458 ms returned sat
[2023-03-18 21:55:03] [INFO ] Computed and/alt/rep : 961/2398/961 causal constraints (skipped 1 transitions) in 80 ms.
[2023-03-18 21:55:16] [INFO ] Deduced a trap composed of 2 places in 1376 ms of which 2 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:923)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:520)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:605)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-18 21:55:16] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (NOT p1)
Could not prove EG (NOT p1)
[2023-03-18 21:55:16] [INFO ] Invariant cache hit.
[2023-03-18 21:55:17] [INFO ] [Real]Absence check using 360 positive place invariants in 161 ms returned sat
[2023-03-18 21:55:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 21:55:19] [INFO ] [Real]Absence check using state equation in 2225 ms returned sat
[2023-03-18 21:55:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 21:55:20] [INFO ] [Nat]Absence check using 360 positive place invariants in 160 ms returned sat
[2023-03-18 21:55:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 21:55:22] [INFO ] [Nat]Absence check using state equation in 2181 ms returned sat
[2023-03-18 21:55:22] [INFO ] Computed and/alt/rep : 961/2398/961 causal constraints (skipped 1 transitions) in 102 ms.
0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
[2023-03-18 21:55:35] [INFO ] Deduced a trap composed of 2 places in 672 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:923)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:520)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:605)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:580)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:261)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-18 21:55:35] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG (AND (NOT p0) (NOT p2))
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 419 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), (AND (NOT p0) p1 (NOT p2)), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 1391 reset in 744 ms.
Product exploration explored 100000 steps with 1399 reset in 912 ms.
Applying partial POR strategy [false, true, true, true, true, true]
Stuttering acceptance computed with spot in 449 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), (AND (NOT p0) p1 (NOT p2)), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 4 out of 1004 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1004/1004 places, 964/964 transitions.
Applied a total of 0 rules in 147 ms. Remains 1004 /1004 variables (removed 0) and now considering 964/964 (removed 0) transitions.
[2023-03-18 21:55:38] [INFO ] Redundant transitions in 142 ms returned []
[2023-03-18 21:55:38] [INFO ] Invariant cache hit.
[2023-03-18 21:55:38] [INFO ] Dead Transitions using invariants and state equation in 728 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1027 ms. Remains : 1004/1004 places, 964/964 transitions.
Built C files in :
/tmp/ltsmin866810248210073958
[2023-03-18 21:55:38] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin866810248210073958
Running compilation step : cd /tmp/ltsmin866810248210073958;'/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 1849 ms.
Running link step : cd /tmp/ltsmin866810248210073958;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 71 ms.
Running LTSmin : cd /tmp/ltsmin866810248210073958;'/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/stateBased8318090597061536705.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 1004 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1004/1004 places, 964/964 transitions.
Applied a total of 0 rules in 22 ms. Remains 1004 /1004 variables (removed 0) and now considering 964/964 (removed 0) transitions.
[2023-03-18 21:55:54] [INFO ] Invariant cache hit.
[2023-03-18 21:55:54] [INFO ] Implicit Places using invariants in 537 ms returned []
[2023-03-18 21:55:54] [INFO ] Invariant cache hit.
[2023-03-18 21:55:55] [INFO ] Implicit Places using invariants and state equation in 1179 ms returned []
Implicit Place search using SMT with State Equation took 1717 ms to find 0 implicit places.
[2023-03-18 21:55:55] [INFO ] Invariant cache hit.
[2023-03-18 21:55:56] [INFO ] Dead Transitions using invariants and state equation in 731 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2472 ms. Remains : 1004/1004 places, 964/964 transitions.
Built C files in :
/tmp/ltsmin8954149237430676417
[2023-03-18 21:55:56] [INFO ] Built C files in 20ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8954149237430676417
Running compilation step : cd /tmp/ltsmin8954149237430676417;'/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 1792 ms.
Running link step : cd /tmp/ltsmin8954149237430676417;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 67 ms.
Running LTSmin : cd /tmp/ltsmin8954149237430676417;'/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/stateBased16959219052953261024.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2023-03-18 21:56:11] [INFO ] Flatten gal took : 39 ms
[2023-03-18 21:56:11] [INFO ] Flatten gal took : 31 ms
[2023-03-18 21:56:11] [INFO ] Time to serialize gal into /tmp/LTL18102493087664850852.gal : 6 ms
[2023-03-18 21:56:11] [INFO ] Time to serialize properties into /tmp/LTL7471090669019814367.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/LTL18102493087664850852.gal' '-t' 'CGAL' '-hoa' '/tmp/aut6904176331655550470.hoa' '-atoms' '/tmp/LTL7471090669019814367.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/LTL7471090669019814367.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut6904176331655550470.hoa
Detected timeout of ITS tools.
[2023-03-18 21:56:26] [INFO ] Flatten gal took : 37 ms
[2023-03-18 21:56:27] [INFO ] Flatten gal took : 30 ms
[2023-03-18 21:56:27] [INFO ] Time to serialize gal into /tmp/LTL8663942771345511233.gal : 5 ms
[2023-03-18 21:56:27] [INFO ] Time to serialize properties into /tmp/LTL15229713733042793883.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/LTL8663942771345511233.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15229713733042793883.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...276
Read 1 LTL properties
Checking formula 0 : !((F(((F("((p2070==1)&&(p2148==1))"))U(G("(p1720==1)")))&&((F(G("(p593==1)")))||("((p2070==1)&&(p2148==1))")))))
Formula 0 simplified : G((G!"((p2070==1)&&(p2148==1))" R F!"(p1720==1)") | (!"((p2070==1)&&(p2148==1))" & GF!"(p593==1)"))
Detected timeout of ITS tools.
[2023-03-18 21:56:42] [INFO ] Flatten gal took : 43 ms
[2023-03-18 21:56:42] [INFO ] Applying decomposition
[2023-03-18 21:56:42] [INFO ] Flatten gal took : 33 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/graph12092924598102505580.txt' '-o' '/tmp/graph12092924598102505580.bin' '-w' '/tmp/graph12092924598102505580.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph12092924598102505580.bin' '-l' '-1' '-v' '-w' '/tmp/graph12092924598102505580.weights' '-q' '0' '-e' '0.001'
[2023-03-18 21:56:42] [INFO ] Decomposing Gal with order
[2023-03-18 21:56:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-18 21:56:42] [INFO ] Removed a total of 637 redundant transitions.
[2023-03-18 21:56:42] [INFO ] Flatten gal took : 58 ms
[2023-03-18 21:56:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 598 labels/synchronizations in 12 ms.
[2023-03-18 21:56:42] [INFO ] Time to serialize gal into /tmp/LTL8868139426662973366.gal : 10 ms
[2023-03-18 21:56:42] [INFO ] Time to serialize properties into /tmp/LTL3647094209533230936.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/LTL8868139426662973366.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3647094209533230936.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...254
Read 1 LTL properties
Checking formula 0 : !((F(((F("((i34.u312.p2070==1)&&(i35.i1.u324.p2148==1))"))U(G("(i28.i1.u258.p1720==1)")))&&((F(G("(i9.i2.u85.p593==1)")))||("((i34.u31...197
Formula 0 simplified : G((G!"((i34.u312.p2070==1)&&(i35.i1.u324.p2148==1))" R F!"(i28.i1.u258.p1720==1)") | (!"((i34.u312.p2070==1)&&(i35.i1.u324.p2148==1)...186
Detected timeout of ITS tools.
Built C files in :
/tmp/ltsmin7175428568265097662
[2023-03-18 21:56:57] [INFO ] Built C files in 23ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7175428568265097662
Running compilation step : cd /tmp/ltsmin7175428568265097662;'/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 1863 ms.
Running link step : cd /tmp/ltsmin7175428568265097662;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 54 ms.
Running LTSmin : cd /tmp/ltsmin7175428568265097662;'/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)) U []((LTLAPp1==true)))&&(<>([]((LTLAPp2==true)))||(LTLAPp0==true))))' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Treatment of property ShieldIIPs-PT-040B-LTLFireability-09 finished in 194721 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(p0)))'
Support contains 1 out of 2130 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 201 transitions
Trivial Post-agglo rules discarded 201 transitions
Performed 201 trivial Post agglomeration. Transition count delta: 201
Iterating post reduction 0 with 201 rules applied. Total rules applied 201 place count 2129 transition count 1888
Reduce places removed 201 places and 0 transitions.
Iterating post reduction 1 with 201 rules applied. Total rules applied 402 place count 1928 transition count 1888
Performed 201 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 201 Pre rules applied. Total rules applied 402 place count 1928 transition count 1687
Deduced a syphon composed of 201 places in 4 ms
Reduce places removed 201 places and 0 transitions.
Iterating global reduction 2 with 402 rules applied. Total rules applied 804 place count 1727 transition count 1687
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 811 place count 1720 transition count 1680
Iterating global reduction 2 with 7 rules applied. Total rules applied 818 place count 1720 transition count 1680
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 818 place count 1720 transition count 1676
Deduced a syphon composed of 4 places in 5 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 826 place count 1716 transition count 1676
Performed 713 Post agglomeration using F-continuation condition.Transition count delta: 713
Deduced a syphon composed of 713 places in 3 ms
Reduce places removed 713 places and 0 transitions.
Iterating global reduction 2 with 1426 rules applied. Total rules applied 2252 place count 1003 transition count 963
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2254 place count 1001 transition count 961
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2255 place count 1000 transition count 961
Applied a total of 2255 rules in 394 ms. Remains 1000 /2130 variables (removed 1130) and now considering 961/2090 (removed 1129) transitions.
// Phase 1: matrix 961 rows 1000 cols
[2023-03-18 21:57:13] [INFO ] Computed 360 place invariants in 5 ms
[2023-03-18 21:57:13] [INFO ] Implicit Places using invariants in 535 ms returned []
[2023-03-18 21:57:13] [INFO ] Invariant cache hit.
[2023-03-18 21:57:15] [INFO ] Implicit Places using invariants and state equation in 1532 ms returned []
Implicit Place search using SMT with State Equation took 2097 ms to find 0 implicit places.
[2023-03-18 21:57:15] [INFO ] Redundant transitions in 198 ms returned [960]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 960 rows 1000 cols
[2023-03-18 21:57:15] [INFO ] Computed 360 place invariants in 4 ms
[2023-03-18 21:57:16] [INFO ] Dead Transitions using invariants and state equation in 714 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1000/2130 places, 960/2090 transitions.
Applied a total of 0 rules in 25 ms. Remains 1000 /1000 variables (removed 0) and now considering 960/960 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3468 ms. Remains : 1000/2130 places, 960/2090 transitions.
Stuttering acceptance computed with spot in 794 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s746 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 2902 steps with 2 reset in 55 ms.
FORMULA ShieldIIPs-PT-040B-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPs-PT-040B-LTLFireability-10 finished in 4351 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)||F(p1)))'
Support contains 2 out of 2130 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 0 with 200 rules applied. Total rules applied 200 place count 2129 transition count 1889
Reduce places removed 200 places and 0 transitions.
Iterating post reduction 1 with 200 rules applied. Total rules applied 400 place count 1929 transition count 1889
Performed 201 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 201 Pre rules applied. Total rules applied 400 place count 1929 transition count 1688
Deduced a syphon composed of 201 places in 4 ms
Reduce places removed 201 places and 0 transitions.
Iterating global reduction 2 with 402 rules applied. Total rules applied 802 place count 1728 transition count 1688
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 809 place count 1721 transition count 1681
Iterating global reduction 2 with 7 rules applied. Total rules applied 816 place count 1721 transition count 1681
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 816 place count 1721 transition count 1677
Deduced a syphon composed of 4 places in 3 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 824 place count 1717 transition count 1677
Performed 713 Post agglomeration using F-continuation condition.Transition count delta: 713
Deduced a syphon composed of 713 places in 2 ms
Reduce places removed 713 places and 0 transitions.
Iterating global reduction 2 with 1426 rules applied. Total rules applied 2250 place count 1004 transition count 964
Renaming transitions due to excessive name length > 1024 char.
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2252 place count 1002 transition count 962
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2253 place count 1001 transition count 962
Applied a total of 2253 rules in 447 ms. Remains 1001 /2130 variables (removed 1129) and now considering 962/2090 (removed 1128) transitions.
// Phase 1: matrix 962 rows 1001 cols
[2023-03-18 21:57:17] [INFO ] Computed 360 place invariants in 3 ms
[2023-03-18 21:57:17] [INFO ] Implicit Places using invariants in 527 ms returned []
[2023-03-18 21:57:18] [INFO ] Invariant cache hit.
[2023-03-18 21:57:19] [INFO ] Implicit Places using invariants and state equation in 1561 ms returned []
Implicit Place search using SMT with State Equation took 2116 ms to find 0 implicit places.
[2023-03-18 21:57:19] [INFO ] Redundant transitions in 394 ms returned [961]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 961 rows 1001 cols
[2023-03-18 21:57:20] [INFO ] Computed 360 place invariants in 13 ms
[2023-03-18 21:57:20] [INFO ] Dead Transitions using invariants and state equation in 687 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1001/2130 places, 961/2090 transitions.
Applied a total of 0 rules in 23 ms. Remains 1001 /1001 variables (removed 0) and now considering 961/961 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3694 ms. Remains : 1001/2130 places, 961/2090 transitions.
Stuttering acceptance computed with spot in 96 ms :[(NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}]], initial=1, aps=[p1:(EQ s999 1), p0:(EQ s980 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 2046 steps with 0 reset in 37 ms.
FORMULA ShieldIIPs-PT-040B-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPs-PT-040B-LTLFireability-11 finished in 3856 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(p0) U !p0))) U (!(p0 U !p2)&&p1)))'
Support contains 6 out of 2130 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 2122 transition count 2082
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 2122 transition count 2082
Applied a total of 16 rules in 252 ms. Remains 2122 /2130 variables (removed 8) and now considering 2082/2090 (removed 8) transitions.
// Phase 1: matrix 2082 rows 2122 cols
[2023-03-18 21:57:21] [INFO ] Computed 361 place invariants in 6 ms
[2023-03-18 21:57:22] [INFO ] Implicit Places using invariants in 926 ms returned []
[2023-03-18 21:57:22] [INFO ] Invariant cache hit.
[2023-03-18 21:57:25] [INFO ] Implicit Places using invariants and state equation in 3205 ms returned []
Implicit Place search using SMT with State Equation took 4143 ms to find 0 implicit places.
[2023-03-18 21:57:25] [INFO ] Invariant cache hit.
[2023-03-18 21:57:26] [INFO ] Dead Transitions using invariants and state equation in 1374 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2122/2130 places, 2082/2090 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5771 ms. Remains : 2122/2130 places, 2082/2090 transitions.
Stuttering acceptance computed with spot in 208 ms :[(OR (NOT p1) (NOT p2)), p0, (NOT p2), p0]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(OR (NOT p1) (NOT p2)), acceptance={0} source=0 dest: 0}, { cond=(OR (NOT p1) (NOT p2)), acceptance={} source=0 dest: 1}, { cond=(AND p1 p0 p2), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p2), acceptance={0} source=2 dest: 0}, { cond=(NOT p2), acceptance={} source=2 dest: 1}, { cond=(AND p0 p2), acceptance={} source=2 dest: 2}, { cond=(NOT p2), acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(AND (EQ s1571 1) (EQ s1581 1) (EQ s1600 1)), p2:(AND (EQ s1571 1) (EQ s1581 1) (EQ s1600 1)), p0:(AND (EQ s1938 1) (EQ s1954 1) (EQ s1965 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 25095 reset in 683 ms.
Product exploration explored 100000 steps with 25002 reset in 737 ms.
Computed a total of 479 stabilizing places and 479 stable transitions
Computed a total of 479 stabilizing places and 479 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT (AND p1 p0 p2))), (X (NOT (AND p0 p2))), (X (OR (NOT p1) (NOT p2))), (X (NOT p2)), true, (X (X (NOT (AND p1 p0 p2)))), (X (X (NOT (AND p0 p2)))), (X (X (OR (NOT p1) (NOT p2)))), (X (X (NOT p2))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 825 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 4 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 231 ms :[(OR (NOT p1) (NOT p2)), p0, (NOT p2), p0]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 214 ms. (steps per millisecond=46 ) properties (out of 5) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-18 21:57:29] [INFO ] Invariant cache hit.
[2023-03-18 21:57:29] [INFO ] [Real]Absence check using 361 positive place invariants in 102 ms returned sat
[2023-03-18 21:57:31] [INFO ] After 2003ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-18 21:57:32] [INFO ] [Nat]Absence check using 361 positive place invariants in 256 ms returned sat
[2023-03-18 21:57:33] [INFO ] After 1422ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-18 21:57:34] [INFO ] Deduced a trap composed of 32 places in 548 ms of which 1 ms to minimize.
[2023-03-18 21:57:35] [INFO ] Deduced a trap composed of 24 places in 473 ms of which 6 ms to minimize.
[2023-03-18 21:57:35] [INFO ] Deduced a trap composed of 36 places in 579 ms of which 1 ms to minimize.
[2023-03-18 21:57:36] [INFO ] Deduced a trap composed of 27 places in 665 ms of which 6 ms to minimize.
[2023-03-18 21:57:37] [INFO ] Deduced a trap composed of 31 places in 760 ms of which 1 ms to minimize.
[2023-03-18 21:57:37] [INFO ] Deduced a trap composed of 21 places in 550 ms of which 1 ms to minimize.
[2023-03-18 21:57:38] [INFO ] Deduced a trap composed of 27 places in 762 ms of which 2 ms to minimize.
[2023-03-18 21:57:39] [INFO ] Deduced a trap composed of 19 places in 864 ms of which 3 ms to minimize.
[2023-03-18 21:57:40] [INFO ] Deduced a trap composed of 19 places in 664 ms of which 1 ms to minimize.
[2023-03-18 21:57:41] [INFO ] Deduced a trap composed of 17 places in 593 ms of which 1 ms to minimize.
[2023-03-18 21:57:41] [INFO ] Deduced a trap composed of 39 places in 608 ms of which 1 ms to minimize.
[2023-03-18 21:57:42] [INFO ] Deduced a trap composed of 37 places in 608 ms of which 1 ms to minimize.
[2023-03-18 21:57:43] [INFO ] Deduced a trap composed of 39 places in 602 ms of which 1 ms to minimize.
[2023-03-18 21:57:44] [INFO ] Deduced a trap composed of 36 places in 1560 ms of which 1 ms to minimize.
[2023-03-18 21:57:45] [INFO ] Deduced a trap composed of 27 places in 678 ms of which 2 ms to minimize.
[2023-03-18 21:57:46] [INFO ] Deduced a trap composed of 26 places in 678 ms of which 1 ms to minimize.
[2023-03-18 21:57:47] [INFO ] Deduced a trap composed of 28 places in 601 ms of which 1 ms to minimize.
[2023-03-18 21:57:47] [INFO ] Deduced a trap composed of 24 places in 602 ms of which 3 ms to minimize.
[2023-03-18 21:57:48] [INFO ] Deduced a trap composed of 21 places in 792 ms of which 2 ms to minimize.
[2023-03-18 21:57:49] [INFO ] Deduced a trap composed of 24 places in 752 ms of which 2 ms to minimize.
[2023-03-18 21:57:50] [INFO ] Deduced a trap composed of 22 places in 793 ms of which 2 ms to minimize.
[2023-03-18 21:57:51] [INFO ] Deduced a trap composed of 39 places in 809 ms of which 1 ms to minimize.
[2023-03-18 21:57:52] [INFO ] Deduced a trap composed of 32 places in 729 ms of which 1 ms to minimize.
[2023-03-18 21:57:53] [INFO ] Deduced a trap composed of 28 places in 771 ms of which 23 ms to minimize.
[2023-03-18 21:57:54] [INFO ] Deduced a trap composed of 32 places in 785 ms of which 1 ms to minimize.
[2023-03-18 21:57:54] [INFO ] Deduced a trap composed of 22 places in 484 ms of which 1 ms to minimize.
[2023-03-18 21:57:55] [INFO ] Deduced a trap composed of 25 places in 701 ms of which 1 ms to minimize.
[2023-03-18 21:57:56] [INFO ] Deduced a trap composed of 23 places in 618 ms of which 1 ms to minimize.
[2023-03-18 21:57:56] [INFO ] Deduced a trap composed of 31 places in 540 ms of which 1 ms to minimize.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:736)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.addInvarianceKnowledge(LTLPropertySolver.java:701)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:568)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:251)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:762)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-18 21:57:56] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 21:57:56] [INFO ] After 25071ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:2
Parikh walk visited 0 properties in 72 ms.
Support contains 6 out of 2122 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2122/2122 places, 2082/2082 transitions.
Drop transitions removed 199 transitions
Trivial Post-agglo rules discarded 199 transitions
Performed 199 trivial Post agglomeration. Transition count delta: 199
Iterating post reduction 0 with 199 rules applied. Total rules applied 199 place count 2122 transition count 1883
Reduce places removed 199 places and 0 transitions.
Iterating post reduction 1 with 199 rules applied. Total rules applied 398 place count 1923 transition count 1883
Performed 201 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 201 Pre rules applied. Total rules applied 398 place count 1923 transition count 1682
Deduced a syphon composed of 201 places in 4 ms
Reduce places removed 201 places and 0 transitions.
Iterating global reduction 2 with 402 rules applied. Total rules applied 800 place count 1722 transition count 1682
Performed 719 Post agglomeration using F-continuation condition.Transition count delta: 719
Deduced a syphon composed of 719 places in 2 ms
Reduce places removed 719 places and 0 transitions.
Iterating global reduction 2 with 1438 rules applied. Total rules applied 2238 place count 1003 transition count 963
Renaming transitions due to excessive name length > 1024 char.
Partial Free-agglomeration rule applied 276 times.
Drop transitions removed 276 transitions
Iterating global reduction 2 with 276 rules applied. Total rules applied 2514 place count 1003 transition count 963
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 2515 place count 1002 transition count 962
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 2516 place count 1001 transition count 962
Applied a total of 2516 rules in 287 ms. Remains 1001 /2122 variables (removed 1121) and now considering 962/2082 (removed 1120) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 287 ms. Remains : 1001/2122 places, 962/2082 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 240 ms. (steps per millisecond=41 ) properties (out of 2) seen :0
Finished Best-First random walk after 6385 steps, including 1 resets, run visited all 2 properties in 34 ms. (steps per millisecond=187 )
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT (AND p1 p0 p2))), (X (NOT (AND p0 p2))), (X (OR (NOT p1) (NOT p2))), (X (NOT p2)), true, (X (X (NOT (AND p1 p0 p2)))), (X (X (NOT (AND p0 p2)))), (X (X (OR (NOT p1) (NOT p2)))), (X (X (NOT p2))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (AND p2 p0)), (F (NOT (OR (NOT p1) (NOT p2)))), (F p2), (F (AND p1 p2 p0))]
Knowledge based reduction with 11 factoid took 856 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 4 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 197 ms :[(OR (NOT p1) (NOT p2)), p0, (NOT p2), p0]
Stuttering acceptance computed with spot in 239 ms :[(OR (NOT p1) (NOT p2)), p0, (NOT p2), p0]
[2023-03-18 21:57:58] [INFO ] Invariant cache hit.
Proved EG (NOT p1)
[2023-03-18 21:58:00] [INFO ] Invariant cache hit.
Proved EG (NOT p2)
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (NOT (AND p1 p0 p2))), (X (NOT (AND p0 p2))), (X (OR (NOT p1) (NOT p2))), (X (NOT p2)), true, (X (X (NOT (AND p1 p0 p2)))), (X (X (NOT (AND p0 p2)))), (X (X (OR (NOT p1) (NOT p2)))), (X (X (NOT p2))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (AND p2 p0)), (F (NOT (OR (NOT p1) (NOT p2)))), (F p2), (F (AND p1 p2 p0)), (G (NOT p1)), (G (NOT p2))]
Property proved to be false thanks to negative knowledge :(G (NOT p1))
Knowledge based reduction with 11 factoid took 485 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPs-PT-040B-LTLFireability-12 FALSE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPs-PT-040B-LTLFireability-12 finished in 41439 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)||G(p1)))))'
Support contains 2 out of 2130 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 2122 transition count 2082
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 2122 transition count 2082
Applied a total of 16 rules in 302 ms. Remains 2122 /2130 variables (removed 8) and now considering 2082/2090 (removed 8) transitions.
[2023-03-18 21:58:02] [INFO ] Invariant cache hit.
[2023-03-18 21:58:03] [INFO ] Implicit Places using invariants in 835 ms returned []
[2023-03-18 21:58:03] [INFO ] Invariant cache hit.
[2023-03-18 21:58:06] [INFO ] Implicit Places using invariants and state equation in 3105 ms returned []
Implicit Place search using SMT with State Equation took 3945 ms to find 0 implicit places.
[2023-03-18 21:58:06] [INFO ] Invariant cache hit.
[2023-03-18 21:58:07] [INFO ] Dead Transitions using invariants and state equation in 1436 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2122/2130 places, 2082/2090 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5696 ms. Remains : 2122/2130 places, 2082/2090 transitions.
Stuttering acceptance computed with spot in 279 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 1}, { cond=(AND p0 p1), acceptance={} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=p0, acceptance={} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={} source=5 dest: 2}]], initial=4, aps=[p1:(NEQ s1657 1), p0:(EQ s483 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, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1072 steps with 0 reset in 14 ms.
FORMULA ShieldIIPs-PT-040B-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPs-PT-040B-LTLFireability-13 finished in 6027 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(X(G(p0)))))'
Support contains 1 out of 2130 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 2123 transition count 2083
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 2123 transition count 2083
Applied a total of 14 rules in 264 ms. Remains 2123 /2130 variables (removed 7) and now considering 2083/2090 (removed 7) transitions.
// Phase 1: matrix 2083 rows 2123 cols
[2023-03-18 21:58:08] [INFO ] Computed 361 place invariants in 6 ms
[2023-03-18 21:58:09] [INFO ] Implicit Places using invariants in 1213 ms returned []
[2023-03-18 21:58:09] [INFO ] Invariant cache hit.
[2023-03-18 21:58:13] [INFO ] Implicit Places using invariants and state equation in 4129 ms returned []
Implicit Place search using SMT with State Equation took 5345 ms to find 0 implicit places.
[2023-03-18 21:58:13] [INFO ] Invariant cache hit.
[2023-03-18 21:58:15] [INFO ] Dead Transitions using invariants and state equation in 1476 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2123/2130 places, 2083/2090 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7088 ms. Remains : 2123/2130 places, 2083/2090 transitions.
Stuttering acceptance computed with spot in 177 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-14 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: 4}], [{ cond=true, acceptance={} source=4 dest: 2}]], initial=3, aps=[p0:(EQ s346 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, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA ShieldIIPs-PT-040B-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPs-PT-040B-LTLFireability-14 finished in 7301 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((p0||G(p1)))&&G(p2))))'
Support contains 2 out of 2130 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2130/2130 places, 2090/2090 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 2122 transition count 2082
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 2122 transition count 2082
Applied a total of 16 rules in 268 ms. Remains 2122 /2130 variables (removed 8) and now considering 2082/2090 (removed 8) transitions.
// Phase 1: matrix 2082 rows 2122 cols
[2023-03-18 21:58:15] [INFO ] Computed 361 place invariants in 14 ms
[2023-03-18 21:58:16] [INFO ] Implicit Places using invariants in 1041 ms returned []
[2023-03-18 21:58:17] [INFO ] Invariant cache hit.
[2023-03-18 21:58:20] [INFO ] Implicit Places using invariants and state equation in 3605 ms returned []
Implicit Place search using SMT with State Equation took 4661 ms to find 0 implicit places.
[2023-03-18 21:58:20] [INFO ] Invariant cache hit.
[2023-03-18 21:58:22] [INFO ] Dead Transitions using invariants and state equation in 1797 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 2122/2130 places, 2082/2090 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6764 ms. Remains : 2122/2130 places, 2082/2090 transitions.
Stuttering acceptance computed with spot in 315 ms :[true, (OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p1) (NOT p2)), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p2)]
Running random walk in product with property : ShieldIIPs-PT-040B-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 4}], [{ cond=(OR (NOT p2) (AND (NOT p0) (NOT p1))), acceptance={} source=2 dest: 0}, { cond=(AND p2 (NOT p0) p1), acceptance={} source=2 dest: 3}, { cond=(AND p2 p0), acceptance={} source=2 dest: 5}], [{ cond=(OR (NOT p2) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p2 p1), acceptance={} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={} source=4 dest: 0}, { cond=p2, acceptance={} source=4 dest: 2}], [{ cond=(NOT p2), acceptance={} source=5 dest: 0}, { cond=p2, acceptance={} source=5 dest: 5}]], initial=1, aps=[p2:(NEQ s1131 1), p0:(EQ s1664 0), p1:(EQ s1131 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, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3177 steps with 0 reset in 46 ms.
FORMULA ShieldIIPs-PT-040B-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPs-PT-040B-LTLFireability-15 finished in 7184 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((p0||G(p1)))))'
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(G(p0)))'
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(p1)||p0))))'
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(((F(p0) U G(p1))&&(p0||F(G(p2))))))'
[2023-03-18 21:58:23] [INFO ] Flatten gal took : 71 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin5720885692779205895
[2023-03-18 21:58:23] [INFO ] Too many transitions (2090) to apply POR reductions. Disabling POR matrices.
[2023-03-18 21:58:23] [INFO ] Built C files in 20ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5720885692779205895
Running compilation step : cd /tmp/ltsmin5720885692779205895;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '180' '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'
[2023-03-18 21:58:23] [INFO ] Applying decomposition
[2023-03-18 21:58:23] [INFO ] Flatten gal took : 70 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/graph12907003197968957755.txt' '-o' '/tmp/graph12907003197968957755.bin' '-w' '/tmp/graph12907003197968957755.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph12907003197968957755.bin' '-l' '-1' '-v' '-w' '/tmp/graph12907003197968957755.weights' '-q' '0' '-e' '0.001'
[2023-03-18 21:58:23] [INFO ] Decomposing Gal with order
[2023-03-18 21:58:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-18 21:58:23] [INFO ] Removed a total of 920 redundant transitions.
[2023-03-18 21:58:23] [INFO ] Flatten gal took : 98 ms
[2023-03-18 21:58:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 10 ms.
[2023-03-18 21:58:23] [INFO ] Time to serialize gal into /tmp/LTLFireability8674176777218068744.gal : 19 ms
[2023-03-18 21:58:23] [INFO ] Time to serialize properties into /tmp/LTLFireability15255932838719306073.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/LTLFireability8674176777218068744.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability15255932838719306073.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...277
Read 4 LTL properties
Checking formula 0 : !((G(F(("(i11.i4.u255.p741==0)")||(G("(i0.i1.u31.p77==0)"))))))
Formula 0 simplified : G(F!"(i0.i1.u31.p77==0)" & FG!"(i11.i4.u255.p741==0)")
Compilation finished in 4338 ms.
Running link step : cd /tmp/ltsmin5720885692779205895;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 68 ms.
Running LTSmin : cd /tmp/ltsmin5720885692779205895;'/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' '[](<>(((LTLAPp0==true)||[]((LTLAPp1==true)))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin5720885692779205895;'/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' '[](<>(((LTLAPp0==true)||[]((LTLAPp1==true)))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin5720885692779205895;'/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' '<>([]((LTLAPp2==true)))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2023-03-18 22:22:05] [INFO ] Applying decomposition
[2023-03-18 22:22:05] [INFO ] Flatten gal took : 103 ms
[2023-03-18 22:22:05] [INFO ] Decomposing Gal with order
[2023-03-18 22:22:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-18 22:22:06] [INFO ] Removed a total of 640 redundant transitions.
[2023-03-18 22:22:06] [INFO ] Flatten gal took : 312 ms
[2023-03-18 22:22:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 800 labels/synchronizations in 150 ms.
[2023-03-18 22:22:07] [INFO ] Time to serialize gal into /tmp/LTLFireability12141454946721852565.gal : 52 ms
[2023-03-18 22:22:07] [INFO ] Time to serialize properties into /tmp/LTLFireability10771425024807057943.ltl : 4 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/LTLFireability12141454946721852565.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability10771425024807057943.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 4 LTL properties
Checking formula 0 : !((G(F(("(i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i1.u244.p741==0)")||(G("(i0.i0.i0.i0.i0....284
Formula 0 simplified : G(F!"(i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i0.i1.i0.i0....277
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin5720885692779205895;'/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' '<>([]((LTLAPp2==true)))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin5720885692779205895;'/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' '[](<>(([]((LTLAPp4==true))||(LTLAPp3==true))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin5720885692779205895;'/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' '[](<>(([]((LTLAPp4==true))||(LTLAPp3==true))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin5720885692779205895;'/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' '<>(((<>((LTLAPp5==true)) U []((LTLAPp6==true)))&&((LTLAPp5==true)||<>([]((LTLAPp7==true))))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2023-03-18 22:45:50] [INFO ] Flatten gal took : 534 ms
[2023-03-18 22:45:54] [INFO ] Input system was already deterministic with 2090 transitions.
[2023-03-18 22:45:54] [INFO ] Transformed 2130 places.
[2023-03-18 22:45:54] [INFO ] Transformed 2090 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2023-03-18 22:45:56] [INFO ] Time to serialize gal into /tmp/LTLFireability15807170237111322883.gal : 95 ms
[2023-03-18 22:45:56] [INFO ] Time to serialize properties into /tmp/LTLFireability12458144340524625378.ltl : 4 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/LTLFireability15807170237111322883.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability12458144340524625378.ltl' '-c' '-stutter-deadlock' '--load-order' '/home/mcc/execution/model.ord' '--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...344
Read 4 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !((G(F(("(p741==0)")||(G("(p77==0)"))))))
Formula 0 simplified : G(F!"(p77==0)" & FG!"(p741==0)")
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393220 kB
MemFree: 15092208 kB
After kill :
MemTotal: 16393220 kB
MemFree: 15778852 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
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:
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
+ 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="ShieldIIPs-PT-040B"
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 ShieldIIPs-PT-040B, 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 r389-oct2-167903713200140"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPs-PT-040B.tgz
mv ShieldIIPs-PT-040B 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 ;