About the Execution of LoLa+red for ServersAndClients-PT-400160
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 9114.004 | 1429516.00 | 1819052.00 | 4653.70 | FFFFTTFTTFFFFFFF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r359-smll-167891809100540.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is ServersAndClients-PT-400160, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r359-smll-167891809100540
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 41M
-rw-r--r-- 1 mcc users 7.2K Feb 26 03:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Feb 26 03:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Feb 26 03:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Feb 26 03:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Feb 25 16:52 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 16:52 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:52 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 04:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K Feb 26 04:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 26 04:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 113K Feb 26 04:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 16:52 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:52 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 41M 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 ServersAndClients-PT-400160-LTLFireability-00
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-01
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-02
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-03
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-04
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-05
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-06
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-07
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-08
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-09
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-10
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-11
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-12
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-13
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-14
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1679161616186
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=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ServersAndClients-PT-400160
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-18 17:46:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-18 17:46:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 17:47:02] [INFO ] Load time of PNML (sax parser for PT used): 2519 ms
[2023-03-18 17:47:02] [INFO ] Transformed 65761 places.
[2023-03-18 17:47:02] [INFO ] Transformed 128800 transitions.
[2023-03-18 17:47:02] [INFO ] Parsed PT model containing 65761 places and 128800 transitions and 387200 arcs in 3106 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 42 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA ServersAndClients-PT-400160-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ServersAndClients-PT-400160-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ServersAndClients-PT-400160-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ServersAndClients-PT-400160-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ServersAndClients-PT-400160-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 31 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 2139 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2023-03-18 17:47:09] [INFO ] Computed 961 place invariants in 4023 ms
[2023-03-18 17:47:18] [INFO ] Implicit Places using invariants in 13149 ms returned []
Implicit Place search using SMT only with invariants took 13189 ms to find 0 implicit places.
[2023-03-18 17:47:19] [INFO ] Invariant cache hit.
[2023-03-18 17:47:27] [INFO ] Dead Transitions using invariants and state equation in 8755 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 24101 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Support contains 31 out of 65761 places after structural reductions.
[2023-03-18 17:47:33] [INFO ] Flatten gal took : 4633 ms
[2023-03-18 17:47:37] [INFO ] Flatten gal took : 4042 ms
[2023-03-18 17:47:45] [INFO ] Input system was already deterministic with 128800 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 2014 ms. (steps per millisecond=4 ) properties (out of 21) seen :12
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 128 ms. (steps per millisecond=78 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 127 ms. (steps per millisecond=78 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 128 ms. (steps per millisecond=78 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 127 ms. (steps per millisecond=78 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 125 ms. (steps per millisecond=80 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 313 ms. (steps per millisecond=31 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 190 ms. (steps per millisecond=52 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-18 17:47:49] [INFO ] Invariant cache hit.
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.assertInvariants(DeadlockTester.java:2340)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:618)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
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 17:48:15] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 17:48:15] [INFO ] After 25708ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 9 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 9 out of 65761 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 63991 transitions
Trivial Post-agglo rules discarded 63991 transitions
Performed 63991 trivial Post agglomeration. Transition count delta: 63991
Iterating post reduction 0 with 63991 rules applied. Total rules applied 63991 place count 65761 transition count 64809
Reduce places removed 64142 places and 0 transitions.
Ensure Unique test removed 60000 transitions
Reduce isomorphic transitions removed 60000 transitions.
Iterating post reduction 1 with 124142 rules applied. Total rules applied 188133 place count 1619 transition count 4809
Drop transitions removed 3591 transitions
Redundant transition composition rules discarded 3591 transitions
Iterating global reduction 2 with 3591 rules applied. Total rules applied 191724 place count 1619 transition count 1218
Discarding 391 places :
Implicit places reduction removed 391 places
Drop transitions removed 782 transitions
Trivial Post-agglo rules discarded 782 transitions
Performed 782 trivial Post agglomeration. Transition count delta: 782
Iterating post reduction 2 with 1173 rules applied. Total rules applied 192897 place count 1228 transition count 436
Reduce places removed 1173 places and 0 transitions.
Drop transitions removed 391 transitions
Reduce isomorphic transitions removed 391 transitions.
Iterating post reduction 3 with 1564 rules applied. Total rules applied 194461 place count 55 transition count 45
Partial Free-agglomeration rule applied 9 times.
Drop transitions removed 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 194470 place count 55 transition count 45
Applied a total of 194470 rules in 4052 ms. Remains 55 /65761 variables (removed 65706) and now considering 45/128800 (removed 128755) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4053 ms. Remains : 55/65761 places, 45/128800 transitions.
Finished random walk after 124 steps, including 0 resets, run visited all 9 properties in 3 ms. (steps per millisecond=41 )
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F((p0||G(p1))))))))'
Support contains 4 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 2167 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-18 17:48:22] [INFO ] Invariant cache hit.
[2023-03-18 17:48:31] [INFO ] Implicit Places using invariants in 8995 ms returned []
Implicit Place search using SMT only with invariants took 9002 ms to find 0 implicit places.
[2023-03-18 17:48:31] [INFO ] Invariant cache hit.
[2023-03-18 17:48:40] [INFO ] Dead Transitions using invariants and state equation in 8789 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 19963 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 438 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}]], initial=4, aps=[p1:(AND (GEQ s1059 1) (GEQ s15235 1)), p0:(AND (GEQ s1145 1) (GEQ s6012 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration timeout after 58120 steps with 31 reset in 10001 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 9 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-00 finished in 30879 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 1 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1358 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-18 17:48:52] [INFO ] Invariant cache hit.
[2023-03-18 17:49:00] [INFO ] Implicit Places using invariants in 8352 ms returned []
Implicit Place search using SMT only with invariants took 8357 ms to find 0 implicit places.
[2023-03-18 17:49:00] [INFO ] Invariant cache hit.
[2023-03-18 17:49:09] [INFO ] Dead Transitions using invariants and state equation in 8378 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18100 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 116 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(LT s54178 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration timeout after 71150 steps with 0 reset in 10001 ms.
Product exploration timeout after 67020 steps with 0 reset in 10001 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]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be false thanks to negative knowledge :(X (X (NOT p0)))
Knowledge based reduction with 1 factoid took 41 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA ServersAndClients-PT-400160-LTLFireability-02 FALSE TECHNIQUES KNOWLEDGE
Treatment of property ServersAndClients-PT-400160-LTLFireability-02 finished in 39723 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(F(p0))))||X(G(p1))))'
Support contains 2 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1147 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-18 17:49:32] [INFO ] Invariant cache hit.
[2023-03-18 17:49:39] [INFO ] Implicit Places using invariants in 7758 ms returned []
Implicit Place search using SMT only with invariants took 7764 ms to find 0 implicit places.
[2023-03-18 17:49:39] [INFO ] Invariant cache hit.
[2023-03-18 17:49:47] [INFO ] Dead Transitions using invariants and state equation in 7877 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16799 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 145 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(NOT p1), acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(LT s19186 1), p0:(LT s25307 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration timeout after 74530 steps with 0 reset in 10002 ms.
Product exploration timeout after 74200 steps with 0 reset in 10002 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 (NOT p0) (NOT p1)))), (X p1), true, (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 5 factoid took 287 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 162 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 2082 ms. (steps per millisecond=4 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 122 ms. (steps per millisecond=81 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 4217 steps, run timeout after 6003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 4217 steps, saw 1689 distinct states, run finished after 6005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-18 17:50:18] [INFO ] Invariant cache hit.
[2023-03-18 17:50:43] [INFO ] [Real]Absence check using 561 positive place invariants in 4269 ms returned unknown
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
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 17:50:43] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 17:50:43] [INFO ] After 25231ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 65761 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 63998 transitions
Trivial Post-agglo rules discarded 63998 transitions
Performed 63998 trivial Post agglomeration. Transition count delta: 63998
Iterating post reduction 0 with 63998 rules applied. Total rules applied 63998 place count 65761 transition count 64802
Reduce places removed 64156 places and 0 transitions.
Ensure Unique test removed 62800 transitions
Reduce isomorphic transitions removed 62800 transitions.
Iterating post reduction 1 with 126956 rules applied. Total rules applied 190954 place count 1605 transition count 2002
Drop transitions removed 798 transitions
Redundant transition composition rules discarded 798 transitions
Iterating global reduction 2 with 798 rules applied. Total rules applied 191752 place count 1605 transition count 1204
Discarding 398 places :
Implicit places reduction removed 398 places
Drop transitions removed 796 transitions
Trivial Post-agglo rules discarded 796 transitions
Performed 796 trivial Post agglomeration. Transition count delta: 796
Iterating post reduction 2 with 1194 rules applied. Total rules applied 192946 place count 1207 transition count 408
Reduce places removed 1194 places and 0 transitions.
Drop transitions removed 398 transitions
Reduce isomorphic transitions removed 398 transitions.
Iterating post reduction 3 with 1592 rules applied. Total rules applied 194538 place count 13 transition count 10
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 194540 place count 13 transition count 10
Applied a total of 194540 rules in 3446 ms. Remains 13 /65761 variables (removed 65748) and now considering 10/128800 (removed 128790) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3446 ms. Remains : 13/65761 places, 10/128800 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 10 rows 13 cols
[2023-03-18 17:50:47] [INFO ] Computed 7 place invariants in 1 ms
[2023-03-18 17:50:47] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-18 17:50:47] [INFO ] [Real]Absence check using 5 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-18 17:50:47] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), true, (X (X (NOT (AND (NOT p0) (NOT p1))))), (G (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 6 factoid took 403 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 202 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 206 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Support contains 2 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1249 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2023-03-18 17:50:52] [INFO ] Computed 961 place invariants in 3057 ms
[2023-03-18 17:51:01] [INFO ] Implicit Places using invariants in 12072 ms returned []
Implicit Place search using SMT only with invariants took 12073 ms to find 0 implicit places.
[2023-03-18 17:51:01] [INFO ] Invariant cache hit.
[2023-03-18 17:51:09] [INFO ] Dead Transitions using invariants and state equation in 8229 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 21568 ms. Remains : 65761/65761 places, 128800/128800 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 p1 p0), (X p1), true]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 3 factoid took 202 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1574 ms. (steps per millisecond=6 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2275 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2275 steps, saw 1045 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-18 17:51:16] [INFO ] Invariant cache hit.
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.assertInvariants(DeadlockTester.java:2340)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:618)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
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: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 17:51:41] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 17:51:41] [INFO ] After 25029ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 65761 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 63998 transitions
Trivial Post-agglo rules discarded 63998 transitions
Performed 63998 trivial Post agglomeration. Transition count delta: 63998
Iterating post reduction 0 with 63998 rules applied. Total rules applied 63998 place count 65761 transition count 64802
Reduce places removed 64156 places and 0 transitions.
Ensure Unique test removed 62800 transitions
Reduce isomorphic transitions removed 62800 transitions.
Iterating post reduction 1 with 126956 rules applied. Total rules applied 190954 place count 1605 transition count 2002
Drop transitions removed 798 transitions
Redundant transition composition rules discarded 798 transitions
Iterating global reduction 2 with 798 rules applied. Total rules applied 191752 place count 1605 transition count 1204
Discarding 398 places :
Implicit places reduction removed 398 places
Drop transitions removed 796 transitions
Trivial Post-agglo rules discarded 796 transitions
Performed 796 trivial Post agglomeration. Transition count delta: 796
Iterating post reduction 2 with 1194 rules applied. Total rules applied 192946 place count 1207 transition count 408
Reduce places removed 1194 places and 0 transitions.
Drop transitions removed 398 transitions
Reduce isomorphic transitions removed 398 transitions.
Iterating post reduction 3 with 1592 rules applied. Total rules applied 194538 place count 13 transition count 10
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 194540 place count 13 transition count 10
Applied a total of 194540 rules in 3142 ms. Remains 13 /65761 variables (removed 65748) and now considering 10/128800 (removed 128790) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3142 ms. Remains : 13/65761 places, 10/128800 transitions.
Finished random walk after 18 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=18 )
Knowledge obtained : [(AND p1 p0), (X p1), true]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 253 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 160 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 184 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 209 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Product exploration timeout after 73450 steps with 0 reset in 10001 ms.
Product exploration timeout after 72590 steps with 0 reset in 10001 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 152 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Support contains 2 out of 65761 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Performed 10504 Post agglomeration using F-continuation condition.
Performed 21164 Post agglomeration using F-continuation condition.
Performed 32602 Post agglomeration using F-continuation condition.
Performed 44434 Post agglomeration using F-continuation condition.
Performed 56691 Post agglomeration using F-continuation condition.
Performed 63998 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 63998 rules applied. Total rules applied 63998 place count 65761 transition count 128800
Discarding 157 places :
Symmetric choice reduction at 1 with 157 rule applications. Total rules 64155 place count 65604 transition count 66000
Deduced a syphon composed of 63998 places in 18 ms
Iterating global reduction 1 with 157 rules applied. Total rules applied 64312 place count 65604 transition count 66000
Deduced a syphon composed of 63998 places in 33 ms
Applied a total of 64312 rules in 170779 ms. Remains 65604 /65761 variables (removed 157) and now considering 66000/128800 (removed 62800) transitions.
[2023-03-18 17:54:57] [INFO ] Flow matrix only has 65202 transitions (discarded 798 similar events)
// Phase 1: matrix 65202 rows 65604 cols
[2023-03-18 17:56:18] [INFO ] Computed 804 place invariants in 80908 ms
[2023-03-18 17:56:26] [INFO ] Dead Transitions using invariants and state equation in 88829 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 65604/65761 places, 66000/128800 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 259613 ms. Remains : 65604/65761 places, 66000/128800 transitions.
Support contains 2 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1172 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2023-03-18 17:56:30] [INFO ] Computed 961 place invariants in 3015 ms
[2023-03-18 17:56:38] [INFO ] Implicit Places using invariants in 11446 ms returned []
Implicit Place search using SMT only with invariants took 11448 ms to find 0 implicit places.
[2023-03-18 17:56:38] [INFO ] Invariant cache hit.
[2023-03-18 17:56:47] [INFO ] Dead Transitions using invariants and state equation in 8215 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 20844 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Treatment of property ServersAndClients-PT-400160-LTLFireability-05 finished in 441563 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||X(F(p1))))))'
Support contains 3 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1305 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-18 17:56:53] [INFO ] Invariant cache hit.
[2023-03-18 17:57:02] [INFO ] Implicit Places using invariants in 9048 ms returned []
Implicit Place search using SMT only with invariants took 9054 ms to find 0 implicit places.
[2023-03-18 17:57:02] [INFO ] Invariant cache hit.
[2023-03-18 17:57:11] [INFO ] Dead Transitions using invariants and state equation in 8735 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 19104 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 110 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GEQ s2287 1), p1:(AND (GEQ s989 1) (GEQ s28468 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration timeout after 71130 steps with 44 reset in 10002 ms.
Stack based approach found an accepted trace after 11 steps with 0 reset with depth 12 and stack size 12 in 9 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-06 finished in 29416 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(((!p1&&X((!p1 U (p2||G(!p1)))))||p0))))'
Support contains 4 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1293 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-18 17:57:23] [INFO ] Invariant cache hit.
[2023-03-18 17:57:31] [INFO ] Implicit Places using invariants in 8276 ms returned []
Implicit Place search using SMT only with invariants took 8280 ms to find 0 implicit places.
[2023-03-18 17:57:31] [INFO ] Invariant cache hit.
[2023-03-18 17:57:40] [INFO ] Dead Transitions using invariants and state equation in 8770 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18353 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 148 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND p1 (NOT p0) (NOT p2))]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 2}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 2}], [{ cond=(AND p1 (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=2 dest: 2}]], initial=0, aps=[p1:(AND (GEQ s1047 1) (GEQ s55736 1)), p0:(OR (LT s1421 1) (LT s55736 1)), p2:(LT s51861 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration timeout after 73510 steps with 24 reset in 10001 ms.
Product exploration timeout after 72880 steps with 23 reset in 10002 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0 p2), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0))))]
Knowledge based reduction with 8 factoid took 395 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter sensitive) to 3 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 152 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1731 ms. (steps per millisecond=5 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 125 ms. (steps per millisecond=80 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 125 ms. (steps per millisecond=80 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 128 ms. (steps per millisecond=78 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-18 17:58:04] [INFO ] Invariant cache hit.
[2023-03-18 17:58:29] [INFO ] [Real]Absence check using 561 positive place invariants in 4183 ms returned unknown
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
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 17:58:30] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 17:58:30] [INFO ] After 25340ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 4 out of 65761 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 63281 transitions
Trivial Post-agglo rules discarded 63281 transitions
Performed 63281 trivial Post agglomeration. Transition count delta: 63281
Iterating post reduction 0 with 63281 rules applied. Total rules applied 63281 place count 65761 transition count 65519
Reduce places removed 63281 places and 0 transitions.
Performed 318 Post agglomeration using F-continuation condition.Transition count delta: 318
Iterating post reduction 1 with 63599 rules applied. Total rules applied 126880 place count 2480 transition count 65201
Reduce places removed 476 places and 0 transitions.
Ensure Unique test removed 62800 transitions
Reduce isomorphic transitions removed 62800 transitions.
Iterating post reduction 2 with 63276 rules applied. Total rules applied 190156 place count 2004 transition count 2401
Drop transitions removed 399 transitions
Redundant transition composition rules discarded 399 transitions
Iterating global reduction 3 with 399 rules applied. Total rules applied 190555 place count 2004 transition count 2002
Partial Free-agglomeration rule applied 398 times.
Drop transitions removed 398 transitions
Iterating global reduction 3 with 398 rules applied. Total rules applied 190953 place count 2004 transition count 2002
Applied a total of 190953 rules in 6576 ms. Remains 2004 /65761 variables (removed 63757) and now considering 2002/128800 (removed 126798) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6577 ms. Remains : 2004/65761 places, 2002/128800 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1061 ms. (steps per millisecond=9 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 3) seen :0
Probably explored full state space saw : 1202 states, properties seen :0
Probabilistic random walk after 3204 steps, saw 1202 distinct states, run finished after 180 ms. (steps per millisecond=17 ) properties seen :0
Explored full state space saw : 1202 states, properties seen :0
Exhaustive walk after 3204 steps, saw 1202 distinct states, run finished after 181 ms. (steps per millisecond=17 ) properties seen :0
Found 3 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0 p2), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (G (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (G (NOT (AND (NOT p0) p1))), (G (NOT (AND (NOT p2) (NOT p0) p1)))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (F (AND (NOT p0) (NOT p1)))]
Property proved to be true thanks to knowledge :(G (NOT (AND (NOT p0) p1)))
Knowledge based reduction with 11 factoid took 437 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ServersAndClients-PT-400160-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ServersAndClients-PT-400160-LTLFireability-08 finished in 76920 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||X(p1)))))'
Support contains 3 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1219 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-18 17:58:40] [INFO ] Invariant cache hit.
[2023-03-18 17:58:47] [INFO ] Implicit Places using invariants in 7809 ms returned []
Implicit Place search using SMT only with invariants took 7811 ms to find 0 implicit places.
[2023-03-18 17:58:47] [INFO ] Invariant cache hit.
[2023-03-18 17:58:55] [INFO ] Dead Transitions using invariants and state equation in 8073 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 17111 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 183 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=2, aps=[p1:(AND (GEQ s1013 1) (GEQ s59345 1)), p0:(LT s10642 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration timeout after 74740 steps with 0 reset in 10001 ms.
Product exploration timeout after 70660 steps with 0 reset in 10001 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 5 factoid took 238 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 133 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1635 ms. (steps per millisecond=6 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-18 17:59:19] [INFO ] Invariant cache hit.
[2023-03-18 17:59:44] [INFO ] [Real]Absence check using 561 positive place invariants in 5394 ms returned unknown
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
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 17:59:44] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 17:59:44] [INFO ] After 25087ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 65761 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 63440 transitions
Trivial Post-agglo rules discarded 63440 transitions
Performed 63440 trivial Post agglomeration. Transition count delta: 63440
Iterating post reduction 0 with 63440 rules applied. Total rules applied 63440 place count 65761 transition count 65360
Reduce places removed 63440 places and 0 transitions.
Performed 159 Post agglomeration using F-continuation condition.Transition count delta: 159
Iterating post reduction 1 with 63599 rules applied. Total rules applied 127039 place count 2321 transition count 65201
Reduce places removed 317 places and 0 transitions.
Ensure Unique test removed 62800 transitions
Reduce isomorphic transitions removed 62800 transitions.
Iterating post reduction 2 with 63117 rules applied. Total rules applied 190156 place count 2004 transition count 2401
Drop transitions removed 399 transitions
Redundant transition composition rules discarded 399 transitions
Iterating global reduction 3 with 399 rules applied. Total rules applied 190555 place count 2004 transition count 2002
Partial Free-agglomeration rule applied 399 times.
Drop transitions removed 399 transitions
Iterating global reduction 3 with 399 rules applied. Total rules applied 190954 place count 2004 transition count 2002
Applied a total of 190954 rules in 6453 ms. Remains 2004 /65761 variables (removed 63757) and now considering 2002/128800 (removed 126798) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6453 ms. Remains : 2004/65761 places, 2002/128800 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1093 ms. (steps per millisecond=9 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 2002 rows 2004 cols
[2023-03-18 17:59:52] [INFO ] Computed 803 place invariants in 31 ms
[2023-03-18 17:59:53] [INFO ] [Real]Absence check using 403 positive place invariants in 161 ms returned sat
[2023-03-18 17:59:53] [INFO ] [Real]Absence check using 403 positive and 400 generalized place invariants in 131 ms returned sat
[2023-03-18 17:59:53] [INFO ] After 623ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (G (NOT (AND (NOT p0) p1)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0)), (F p1), (F (AND p0 p1))]
Knowledge based reduction with 6 factoid took 393 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 145 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 150 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1294 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2023-03-18 17:59:58] [INFO ] Computed 961 place invariants in 3277 ms
[2023-03-18 18:00:06] [INFO ] Implicit Places using invariants in 11445 ms returned []
Implicit Place search using SMT only with invariants took 11450 ms to find 0 implicit places.
[2023-03-18 18:00:06] [INFO ] Invariant cache hit.
[2023-03-18 18:00:15] [INFO ] Dead Transitions using invariants and state equation in 8268 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 21018 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 3 factoid took 162 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 144 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1619 ms. (steps per millisecond=6 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 159 ms. (steps per millisecond=62 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-18 18:00:19] [INFO ] Invariant cache hit.
[2023-03-18 18:00:44] [INFO ] [Real]Absence check using 561 positive place invariants in 6920 ms returned unknown
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
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: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 18:00:44] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-18 18:00:44] [INFO ] After 25095ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 1 ms.
Support contains 1 out of 65761 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 63999 transitions
Trivial Post-agglo rules discarded 63999 transitions
Performed 63999 trivial Post agglomeration. Transition count delta: 63999
Iterating post reduction 0 with 63999 rules applied. Total rules applied 63999 place count 65761 transition count 64801
Reduce places removed 64158 places and 0 transitions.
Ensure Unique test removed 63200 transitions
Reduce isomorphic transitions removed 63200 transitions.
Iterating post reduction 1 with 127358 rules applied. Total rules applied 191357 place count 1603 transition count 1601
Drop transitions removed 399 transitions
Redundant transition composition rules discarded 399 transitions
Iterating global reduction 2 with 399 rules applied. Total rules applied 191756 place count 1603 transition count 1202
Discarding 399 places :
Implicit places reduction removed 399 places
Drop transitions removed 798 transitions
Trivial Post-agglo rules discarded 798 transitions
Performed 798 trivial Post agglomeration. Transition count delta: 798
Iterating post reduction 2 with 1197 rules applied. Total rules applied 192953 place count 1204 transition count 404
Reduce places removed 1197 places and 0 transitions.
Drop transitions removed 399 transitions
Reduce isomorphic transitions removed 399 transitions.
Iterating post reduction 3 with 1596 rules applied. Total rules applied 194549 place count 7 transition count 5
Ensure Unique test removed 1 places
Iterating post reduction 4 with 1 rules applied. Total rules applied 194550 place count 6 transition count 5
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 3 rules applied. Total rules applied 194553 place count 4 transition count 4
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 194555 place count 3 transition count 3
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 194556 place count 3 transition count 2
Ensure Unique test removed 1 places
Iterating post reduction 6 with 1 rules applied. Total rules applied 194557 place count 2 transition count 2
Applied a total of 194557 rules in 3306 ms. Remains 2 /65761 variables (removed 65759) and now considering 2/128800 (removed 128798) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3306 ms. Remains : 2/65761 places, 2/128800 transitions.
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=0 )
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p1), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 207 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 134 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 174 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 176 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Entered a terminal (fully accepting) state of product in 70007 steps with 0 reset in 9744 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-09 finished in 139490 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 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1264 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-18 18:00:59] [INFO ] Invariant cache hit.
[2023-03-18 18:01:07] [INFO ] Implicit Places using invariants in 8302 ms returned []
Implicit Place search using SMT only with invariants took 8303 ms to find 0 implicit places.
[2023-03-18 18:01:07] [INFO ] Invariant cache hit.
[2023-03-18 18:01:16] [INFO ] Dead Transitions using invariants and state equation in 8432 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18004 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GEQ s29076 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 timeout after 76220 steps with 1 reset in 10002 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 9 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-10 finished in 28264 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((!p0||X(G(p0)))) U ((!p0&&X((!p0||X(G(p0)))))||X(G((!p0||X(G(p0))))))))'
Support contains 2 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1295 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-18 18:01:27] [INFO ] Invariant cache hit.
[2023-03-18 18:01:36] [INFO ] Implicit Places using invariants in 8683 ms returned []
Implicit Place search using SMT only with invariants took 8684 ms to find 0 implicit places.
[2023-03-18 18:01:36] [INFO ] Invariant cache hit.
[2023-03-18 18:01:44] [INFO ] Dead Transitions using invariants and state equation in 8314 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18298 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 119 ms :[false, false, (NOT p0), true]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 2}, { cond=(NOT p0), acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s1013 1) (GEQ s38092 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1874 steps with 936 reset in 1294 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-12 finished in 19897 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) U !p1) U X(p1)))'
Support contains 3 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1392 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-18 18:01:47] [INFO ] Invariant cache hit.
[2023-03-18 18:01:56] [INFO ] Implicit Places using invariants in 8187 ms returned []
Implicit Place search using SMT only with invariants took 8188 ms to find 0 implicit places.
[2023-03-18 18:01:56] [INFO ] Invariant cache hit.
[2023-03-18 18:02:04] [INFO ] Dead Transitions using invariants and state equation in 8022 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 17608 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 188 ms :[(NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={} source=1 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(AND (GEQ s1353 1) (GEQ s52929 1)), p0:(GEQ s51003 1)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration timeout after 74180 steps with 52 reset in 10001 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 9 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-13 finished in 28034 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0&&F(p1)&&X((p2&&X((p2 U (!p0||G(p2)))))))))'
Support contains 6 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1178 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-18 18:02:15] [INFO ] Invariant cache hit.
[2023-03-18 18:02:23] [INFO ] Implicit Places using invariants in 8311 ms returned []
Implicit Place search using SMT only with invariants took 8313 ms to find 0 implicit places.
[2023-03-18 18:02:24] [INFO ] Invariant cache hit.
[2023-03-18 18:02:32] [INFO ] Dead Transitions using invariants and state equation in 8152 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 17648 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 205 ms :[(OR (NOT p1) (NOT p2) p0), (OR (NOT p1) (NOT p2) p0), true, (NOT p1), (NOT p2), (AND p0 (NOT p2))]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 3}, { cond=(NOT p0), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={} source=4 dest: 2}, { cond=p2, acceptance={} source=4 dest: 5}], [{ cond=(AND p0 (NOT p2)), acceptance={} source=5 dest: 2}, { cond=(AND p0 p2), acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(AND (GEQ s1193 1) (GEQ s42102 1)), p1:(AND (GEQ s1569 1) (GEQ s34884 1)), p2:(OR (LT s887 1) (LT s56137 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration timeout after 72630 steps with 75 reset in 10001 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 9 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-14 finished in 28036 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((G(!p0)||(!p0&&G(F(p1)))))))'
Support contains 3 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1115 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-18 18:02:43] [INFO ] Invariant cache hit.
[2023-03-18 18:02:51] [INFO ] Implicit Places using invariants in 8364 ms returned []
Implicit Place search using SMT only with invariants took 8374 ms to find 0 implicit places.
[2023-03-18 18:02:52] [INFO ] Invariant cache hit.
[2023-03-18 18:03:00] [INFO ] Dead Transitions using invariants and state equation in 8070 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 17568 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 241 ms :[p0, (AND (NOT p1) p0), (AND (NOT p1) p0), p0, p0]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=p0, acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}], [{ cond=p0, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 0}]], initial=4, aps=[p1:(GEQ s16145 1), p0:(AND (GEQ s863 1) (GEQ s8418 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration timeout after 73200 steps with 0 reset in 10001 ms.
Stack based approach found an accepted trace after 1298 steps with 0 reset with depth 1299 and stack size 847 in 181 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-15 finished in 28219 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(F(p0))))||X(G(p1))))'
Found a Lengthening insensitive property : ServersAndClients-PT-400160-LTLFireability-05
Stuttering acceptance computed with spot in 134 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Support contains 2 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 63998 transitions
Trivial Post-agglo rules discarded 63998 transitions
Performed 63998 trivial Post agglomeration. Transition count delta: 63998
Iterating post reduction 0 with 63998 rules applied. Total rules applied 63998 place count 65761 transition count 64802
Reduce places removed 64156 places and 0 transitions.
Ensure Unique test removed 62800 transitions
Reduce isomorphic transitions removed 62800 transitions.
Iterating post reduction 1 with 126956 rules applied. Total rules applied 190954 place count 1605 transition count 2002
Drop transitions removed 798 transitions
Redundant transition composition rules discarded 798 transitions
Iterating global reduction 2 with 798 rules applied. Total rules applied 191752 place count 1605 transition count 1204
Discarding 398 places :
Implicit places reduction removed 398 places
Drop transitions removed 796 transitions
Trivial Post-agglo rules discarded 796 transitions
Performed 796 trivial Post agglomeration. Transition count delta: 796
Iterating post reduction 2 with 1194 rules applied. Total rules applied 192946 place count 1207 transition count 408
Reduce places removed 1194 places and 0 transitions.
Ensure Unique test removed 397 transitions
Reduce isomorphic transitions removed 397 transitions.
Iterating post reduction 3 with 1591 rules applied. Total rules applied 194537 place count 13 transition count 11
Applied a total of 194537 rules in 3165 ms. Remains 13 /65761 variables (removed 65748) and now considering 11/128800 (removed 128789) transitions.
// Phase 1: matrix 11 rows 13 cols
[2023-03-18 18:03:14] [INFO ] Computed 7 place invariants in 0 ms
[2023-03-18 18:03:14] [INFO ] Implicit Places using invariants in 32 ms returned [0, 1, 2, 3, 9, 11]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 34 ms to find 6 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 7/65761 places, 11/128800 transitions.
Graph (trivial) has 7 edges and 7 vertex of which 5 / 7 are part of one of the 1 SCC in 2 ms
Free SCC test removed 4 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Applied a total of 1 rules in 4 ms. Remains 3 /7 variables (removed 4) and now considering 5/11 (removed 6) transitions.
// Phase 1: matrix 5 rows 3 cols
[2023-03-18 18:03:14] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-18 18:03:14] [INFO ] Implicit Places using invariants in 15 ms returned []
[2023-03-18 18:03:14] [INFO ] Invariant cache hit.
[2023-03-18 18:03:14] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 3/65761 places, 5/128800 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 3241 ms. Remains : 3/65761 places, 5/128800 transitions.
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(NOT p1), acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(LT s1 1), p0:(LT s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 6221 reset in 153 ms.
Product exploration explored 100000 steps with 6238 reset in 143 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 (NOT p0) (NOT p1)))), true, (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 4 factoid took 291 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 130 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-18 18:03:14] [INFO ] Invariant cache hit.
[2023-03-18 18:03:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-18 18:03:14] [INFO ] After 18ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p0) (NOT p1)))), true, (X (X (NOT (AND (NOT p0) (NOT p1))))), (G (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 411 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 186 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 182 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Support contains 2 out of 3 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3/3 places, 5/5 transitions.
Applied a total of 0 rules in 0 ms. Remains 3 /3 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-18 18:03:15] [INFO ] Invariant cache hit.
[2023-03-18 18:03:15] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-18 18:03:15] [INFO ] Invariant cache hit.
[2023-03-18 18:03:15] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-03-18 18:03:15] [INFO ] Invariant cache hit.
[2023-03-18 18:03:15] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 80 ms. Remains : 3/3 places, 5/5 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 p1 p0), true]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 2 factoid took 288 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 195 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Finished random walk after 5 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=5 )
Knowledge obtained : [(AND p1 p0), true]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (NOT p0))), (X (X p0)), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 329 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 199 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 198 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 6268 reset in 98 ms.
Product exploration explored 100000 steps with 6310 reset in 262 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 250 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Support contains 2 out of 3 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3/3 places, 5/5 transitions.
Applied a total of 0 rules in 0 ms. Remains 3 /3 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-18 18:03:18] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 18:03:18] [INFO ] Invariant cache hit.
[2023-03-18 18:03:18] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 26 ms. Remains : 3/3 places, 5/5 transitions.
Support contains 2 out of 3 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3/3 places, 5/5 transitions.
Applied a total of 0 rules in 0 ms. Remains 3 /3 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-18 18:03:18] [INFO ] Invariant cache hit.
[2023-03-18 18:03:18] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-18 18:03:18] [INFO ] Invariant cache hit.
[2023-03-18 18:03:18] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-03-18 18:03:18] [INFO ] Invariant cache hit.
[2023-03-18 18:03:18] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 77 ms. Remains : 3/3 places, 5/5 transitions.
Treatment of property ServersAndClients-PT-400160-LTLFireability-05 finished in 11932 ms.
[2023-03-18 18:03:27] [INFO ] Flatten gal took : 3706 ms
[2023-03-18 18:03:27] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-18 18:03:27] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 65761 places, 128800 transitions and 387200 arcs took 386 ms.
Total runtime 987951 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT ServersAndClients-PT-400160
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/374
LTLFireability
FORMULA ServersAndClients-PT-400160-LTLFireability-05 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
BK_STOP 1679163045702
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/374/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/374/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/374/LTLFireability.xml
lola: Rule S: 0 transitions removed,0 places removed
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lola: Created skeleton in 0.000000 secs.
lola: NOTDEADLOCKFREE
lola: LAUNCH task # 3 (type SKEL/SRCH) for 0 ServersAndClients-PT-400160-LTLFireability-05
lola: time limit : 32000000 sec
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lola: result : true
lola: markings : 35
lola: fired transitions : 54
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lola: Portfolio finished: no open formulas
FINAL RESULTS
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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="ServersAndClients-PT-400160"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is ServersAndClients-PT-400160, 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 r359-smll-167891809100540"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ServersAndClients-PT-400160.tgz
mv ServersAndClients-PT-400160 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 '
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 ;