About the Execution of LTSMin+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 |
| 16201.831 | 1828510.00 | 2137042.00 | 236152.60 | FFFFT?FTTFFFFFFF | 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.r361-smll-167891811700540.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 ltsminxred
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 r361-smll-167891811700540
=====================================================================
--------------------
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 1679365050996
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=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ServersAndClients-PT-400160
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 02:17:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-21 02:17:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 02:17:37] [INFO ] Load time of PNML (sax parser for PT used): 2660 ms
[2023-03-21 02:17:37] [INFO ] Transformed 65761 places.
[2023-03-21 02:17:37] [INFO ] Transformed 128800 transitions.
[2023-03-21 02:17:37] [INFO ] Parsed PT model containing 65761 places and 128800 transitions and 387200 arcs in 3215 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 2432 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2023-03-21 02:17:45] [INFO ] Computed 961 place invariants in 4323 ms
[2023-03-21 02:17:55] [INFO ] Implicit Places using invariants in 14853 ms returned []
Implicit Place search using SMT only with invariants took 14896 ms to find 0 implicit places.
[2023-03-21 02:17:56] [INFO ] Invariant cache hit.
[2023-03-21 02:18:05] [INFO ] Dead Transitions using invariants and state equation in 9821 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 27169 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Support contains 31 out of 65761 places after structural reductions.
[2023-03-21 02:18:11] [INFO ] Flatten gal took : 4560 ms
[2023-03-21 02:18:15] [INFO ] Flatten gal took : 3851 ms
[2023-03-21 02:18:22] [INFO ] Input system was already deterministic with 128800 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 2097 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 399 ms. (steps per millisecond=25 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 200 ms. (steps per millisecond=50 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 200 ms. (steps per millisecond=50 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 172 ms. (steps per millisecond=58 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 133 ms. (steps per millisecond=75 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 144 ms. (steps per millisecond=69 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-21 02:18:27] [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)
[2023-03-21 02:18:52] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 02:18:52] [INFO ] After 25072ms 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 4600 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 4601 ms. Remains : 55/65761 places, 45/128800 transitions.
Finished random walk after 110 steps, including 0 resets, run visited all 9 properties in 5 ms. (steps per millisecond=22 )
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 3152 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-21 02:19:01] [INFO ] Invariant cache hit.
[2023-03-21 02:19:09] [INFO ] Implicit Places using invariants in 8493 ms returned []
Implicit Place search using SMT only with invariants took 8500 ms to find 0 implicit places.
[2023-03-21 02:19:09] [INFO ] Invariant cache hit.
[2023-03-21 02:19:18] [INFO ] Dead Transitions using invariants and state equation in 8433 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 20097 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 446 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 69790 steps with 56 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 11 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-00 finished in 31281 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 2453 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-21 02:19:31] [INFO ] Invariant cache hit.
[2023-03-21 02:19:39] [INFO ] Implicit Places using invariants in 8174 ms returned []
Implicit Place search using SMT only with invariants took 8175 ms to find 0 implicit places.
[2023-03-21 02:19:39] [INFO ] Invariant cache hit.
[2023-03-21 02:19:48] [INFO ] Dead Transitions using invariants and state equation in 8171 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18813 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 120 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 72150 steps with 0 reset in 10002 ms.
Product exploration timeout after 73520 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 42 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 40398 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 1117 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-21 02:20:10] [INFO ] Invariant cache hit.
[2023-03-21 02:20:18] [INFO ] Implicit Places using invariants in 7747 ms returned []
Implicit Place search using SMT only with invariants took 7750 ms to find 0 implicit places.
[2023-03-21 02:20:18] [INFO ] Invariant cache hit.
[2023-03-21 02:20:26] [INFO ] Dead Transitions using invariants and state equation in 7819 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16693 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 173 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 73180 steps with 0 reset in 10002 ms.
Product exploration timeout after 72090 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 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 272 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 140 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 1661 ms. (steps per millisecond=6 ) properties (out of 3) 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 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 122 ms. (steps per millisecond=81 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 4454 steps, run timeout after 6003 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 4454 steps, saw 1850 distinct states, run finished after 6005 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-21 02:20:56] [INFO ] Invariant cache hit.
[2023-03-21 02:21:21] [INFO ] [Real]Absence check using 561 positive place invariants in 4988 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)
[2023-03-21 02:21:21] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 02:21:21] [INFO ] After 25168ms 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 3311 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 3311 ms. Remains : 13/65761 places, 10/128800 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) 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
[2023-03-21 02:21:25] [INFO ] Computed 7 place invariants in 0 ms
[2023-03-21 02:21:25] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-21 02:21:25] [INFO ] [Real]Absence check using 5 positive and 2 generalized place invariants in 37 ms returned sat
[2023-03-21 02:21:25] [INFO ] After 84ms 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 542 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 211 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 208 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 1200 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2023-03-21 02:21:30] [INFO ] Computed 961 place invariants in 3221 ms
[2023-03-21 02:21:39] [INFO ] Implicit Places using invariants in 11913 ms returned []
Implicit Place search using SMT only with invariants took 11915 ms to find 0 implicit places.
[2023-03-21 02:21:39] [INFO ] Invariant cache hit.
[2023-03-21 02:21:47] [INFO ] Dead Transitions using invariants and state equation in 7947 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 21069 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 192 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 132 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 1460 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 117 ms. (steps per millisecond=85 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 2524 steps, run timeout after 3001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 2524 steps, saw 1206 distinct states, run finished after 3004 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-21 02:21:54] [INFO ] Invariant cache hit.
[2023-03-21 02:22:19] [INFO ] [Real]Absence check using 561 positive place invariants in 7045 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)
[2023-03-21 02:22:19] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 02:22:19] [INFO ] After 25097ms 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 2864 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 2864 ms. Remains : 13/65761 places, 10/128800 transitions.
Finished random walk after 6 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=6 )
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 247 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 :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 133 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 258 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Product exploration timeout after 76960 steps with 0 reset in 10001 ms.
Product exploration timeout after 77830 steps with 0 reset in 10001 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 192 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 10946 Post agglomeration using F-continuation condition.
Performed 22335 Post agglomeration using F-continuation condition.
Performed 34170 Post agglomeration using F-continuation condition.
Performed 46469 Post agglomeration using F-continuation condition.
Performed 59633 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 19 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 31 ms
Applied a total of 64312 rules in 163536 ms. Remains 65604 /65761 variables (removed 157) and now considering 66000/128800 (removed 62800) transitions.
[2023-03-21 02:25:27] [INFO ] Flow matrix only has 65202 transitions (discarded 798 similar events)
// Phase 1: matrix 65202 rows 65604 cols
[2023-03-21 02:26:50] [INFO ] Computed 804 place invariants in 83588 ms
[2023-03-21 02:26:59] [INFO ] Dead Transitions using invariants and state equation in 92015 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 255557 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 1230 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2023-03-21 02:27:03] [INFO ] Computed 961 place invariants in 3255 ms
[2023-03-21 02:27:12] [INFO ] Implicit Places using invariants in 11437 ms returned []
Implicit Place search using SMT only with invariants took 11444 ms to find 0 implicit places.
[2023-03-21 02:27:12] [INFO ] Invariant cache hit.
[2023-03-21 02:27:20] [INFO ] Dead Transitions using invariants and state equation in 8274 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 20957 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Treatment of property ServersAndClients-PT-400160-LTLFireability-05 finished in 436904 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 1363 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-21 02:27:28] [INFO ] Invariant cache hit.
[2023-03-21 02:27:36] [INFO ] Implicit Places using invariants in 8660 ms returned []
Implicit Place search using SMT only with invariants took 8667 ms to find 0 implicit places.
[2023-03-21 02:27:36] [INFO ] Invariant cache hit.
[2023-03-21 02:27:45] [INFO ] Dead Transitions using invariants and state equation in 8525 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18564 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 117 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 70900 steps with 41 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 8 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-06 finished in 28897 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 1420 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-21 02:27:56] [INFO ] Invariant cache hit.
[2023-03-21 02:28:05] [INFO ] Implicit Places using invariants in 8748 ms returned []
Implicit Place search using SMT only with invariants took 8748 ms to find 0 implicit places.
[2023-03-21 02:28:05] [INFO ] Invariant cache hit.
[2023-03-21 02:28:14] [INFO ] Dead Transitions using invariants and state equation in 8474 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18648 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 185 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 73000 steps with 22 reset in 10001 ms.
Product exploration timeout after 70210 steps with 26 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)))), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (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 401 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 138 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 1673 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 133 ms. (steps per millisecond=75 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 133 ms. (steps per millisecond=75 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-21 02:28:38] [INFO ] Invariant cache hit.
[2023-03-21 02:29:03] [INFO ] [Real]Absence check using 561 positive place invariants in 3651 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)
[2023-03-21 02:29:04] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 02:29:04] [INFO ] After 25096ms 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 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 6900 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 6900 ms. Remains : 2004/65761 places, 2002/128800 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 980 ms. (steps per millisecond=10 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) 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 204 ms. (steps per millisecond=15 ) 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 198 ms. (steps per millisecond=16 ) properties seen :0
Found 3 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) p0 p2), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (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 527 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 77674 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 1555 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-21 02:29:14] [INFO ] Invariant cache hit.
[2023-03-21 02:29:23] [INFO ] Implicit Places using invariants in 8898 ms returned []
Implicit Place search using SMT only with invariants took 8904 ms to find 0 implicit places.
[2023-03-21 02:29:23] [INFO ] Invariant cache hit.
[2023-03-21 02:29:32] [INFO ] Dead Transitions using invariants and state equation in 8422 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18890 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 122 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 74230 steps with 0 reset in 10002 ms.
Product exploration timeout after 74610 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 p0 p1)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 5 factoid took 254 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 180 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 1837 ms. (steps per millisecond=5 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 125 ms. (steps per millisecond=80 ) properties (out of 2) 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 2) seen :0
Running SMT prover for 2 properties.
[2023-03-21 02:29:56] [INFO ] Invariant cache hit.
[2023-03-21 02:30:21] [INFO ] [Real]Absence check using 561 positive place invariants in 5497 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)
[2023-03-21 02:30:21] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 02:30:21] [INFO ] After 25094ms 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 6660 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 6660 ms. Remains : 2004/65761 places, 2002/128800 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1007 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 83 ms. (steps per millisecond=120 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 2002 rows 2004 cols
[2023-03-21 02:30:29] [INFO ] Computed 803 place invariants in 32 ms
[2023-03-21 02:30:30] [INFO ] [Real]Absence check using 403 positive place invariants in 245 ms returned sat
[2023-03-21 02:30:30] [INFO ] [Real]Absence check using 403 positive and 400 generalized place invariants in 199 ms returned sat
[2023-03-21 02:30:30] [INFO ] After 770ms 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 p0 p1)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) 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 514 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 175 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 173 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 1397 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2023-03-21 02:30:35] [INFO ] Computed 961 place invariants in 3311 ms
[2023-03-21 02:30:44] [INFO ] Implicit Places using invariants in 11830 ms returned []
Implicit Place search using SMT only with invariants took 11834 ms to find 0 implicit places.
[2023-03-21 02:30:44] [INFO ] Invariant cache hit.
[2023-03-21 02:30:53] [INFO ] Dead Transitions using invariants and state equation in 8628 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 21869 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 170 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 123 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 1643 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 123 ms. (steps per millisecond=81 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-21 02:30:56] [INFO ] Invariant cache hit.
[2023-03-21 02:31:21] [INFO ] [Real]Absence check using 561 positive place invariants in 6327 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)
[2023-03-21 02:31:22] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-21 02:31:22] [INFO ] After 25176ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 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 3294 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 3295 ms. Remains : 2/65761 places, 2/128800 transitions.
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
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 209 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 131 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 135 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 160 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Product exploration timeout after 73660 steps with 0 reset in 10001 ms.
Product exploration timeout after 73140 steps with 0 reset in 10001 ms.
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 1220 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-21 02:31:47] [INFO ] Invariant cache hit.
[2023-03-21 02:31:55] [INFO ] Implicit Places using invariants in 8398 ms returned []
Implicit Place search using SMT only with invariants took 8407 ms to find 0 implicit places.
[2023-03-21 02:31:55] [INFO ] Invariant cache hit.
[2023-03-21 02:32:04] [INFO ] Dead Transitions using invariants and state equation in 8210 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 17843 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Treatment of property ServersAndClients-PT-400160-LTLFireability-09 finished in 176335 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 1744 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-21 02:32:11] [INFO ] Invariant cache hit.
[2023-03-21 02:32:19] [INFO ] Implicit Places using invariants in 8440 ms returned []
Implicit Place search using SMT only with invariants took 8441 ms to find 0 implicit places.
[2023-03-21 02:32:19] [INFO ] Invariant cache hit.
[2023-03-21 02:32:27] [INFO ] Dead Transitions using invariants and state equation in 7829 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18022 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 65 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 67900 steps with 1 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 10 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-10 finished in 28308 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 1252 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-21 02:32:39] [INFO ] Invariant cache hit.
[2023-03-21 02:32:47] [INFO ] Implicit Places using invariants in 8265 ms returned []
Implicit Place search using SMT only with invariants took 8271 ms to find 0 implicit places.
[2023-03-21 02:32:47] [INFO ] Invariant cache hit.
[2023-03-21 02:32:55] [INFO ] Dead Transitions using invariants and state equation in 8583 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18113 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 154 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 352 steps with 175 reset in 493 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-12 finished in 19040 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 1173 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-21 02:32:58] [INFO ] Invariant cache hit.
[2023-03-21 02:33:05] [INFO ] Implicit Places using invariants in 7891 ms returned []
Implicit Place search using SMT only with invariants took 7896 ms to find 0 implicit places.
[2023-03-21 02:33:05] [INFO ] Invariant cache hit.
[2023-03-21 02:33:13] [INFO ] Dead Transitions using invariants and state equation in 7923 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16996 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 135 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 78070 steps with 50 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 27318 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 1085 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-21 02:33:25] [INFO ] Invariant cache hit.
[2023-03-21 02:33:33] [INFO ] Implicit Places using invariants in 8193 ms returned []
Implicit Place search using SMT only with invariants took 8198 ms to find 0 implicit places.
[2023-03-21 02:33:33] [INFO ] Invariant cache hit.
[2023-03-21 02:33:41] [INFO ] Dead Transitions using invariants and state equation in 7820 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 17106 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 216 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 76760 steps with 100 reset in 10001 ms.
Stack based approach found an accepted trace after 35 steps with 7 reset with depth 8 and stack size 8 in 25 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-14 finished in 27527 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 1047 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
[2023-03-21 02:33:52] [INFO ] Invariant cache hit.
[2023-03-21 02:34:00] [INFO ] Implicit Places using invariants in 7606 ms returned []
Implicit Place search using SMT only with invariants took 7612 ms to find 0 implicit places.
[2023-03-21 02:34:00] [INFO ] Invariant cache hit.
[2023-03-21 02:34:08] [INFO ] Dead Transitions using invariants and state equation in 8628 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 17290 ms. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 175 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 77130 steps with 0 reset in 10001 ms.
Stack based approach found an accepted trace after 5030 steps with 0 reset with depth 5031 and stack size 2076 in 652 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-15 finished in 28308 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 130 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 3124 ms. Remains 13 /65761 variables (removed 65748) and now considering 11/128800 (removed 128789) transitions.
// Phase 1: matrix 11 rows 13 cols
[2023-03-21 02:34:23] [INFO ] Computed 7 place invariants in 1 ms
[2023-03-21 02:34:23] [INFO ] Implicit Places using invariants in 30 ms returned [0, 1, 2, 3, 9, 11]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 37 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 3 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
[2023-03-21 02:34:23] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-21 02:34:23] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-03-21 02:34:23] [INFO ] Invariant cache hit.
[2023-03-21 02:34:23] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 39 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 3205 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 6291 reset in 152 ms.
Product exploration explored 100000 steps with 6207 reset in 163 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 352 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 137 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 14 ms. (steps per millisecond=714 ) 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.
[2023-03-21 02:34:24] [INFO ] Invariant cache hit.
[2023-03-21 02:34:24] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 02:34:24] [INFO ] After 23ms 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 508 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 207 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 202 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.
[2023-03-21 02:34:25] [INFO ] Invariant cache hit.
[2023-03-21 02:34:25] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-21 02:34:25] [INFO ] Invariant cache hit.
[2023-03-21 02:34:25] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-21 02:34:25] [INFO ] Invariant cache hit.
[2023-03-21 02:34:25] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69 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 237 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 172 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 307 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)]
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 196 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 6311 reset in 65 ms.
Product exploration explored 100000 steps with 6266 reset in 75 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 201 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 1 ms. Remains 3 /3 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-21 02:34:27] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-21 02:34:27] [INFO ] Invariant cache hit.
[2023-03-21 02:34:27] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 36 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.
[2023-03-21 02:34:27] [INFO ] Invariant cache hit.
[2023-03-21 02:34:27] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-21 02:34:27] [INFO ] Invariant cache hit.
[2023-03-21 02:34:27] [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.
[2023-03-21 02:34:27] [INFO ] Invariant cache hit.
[2023-03-21 02:34:27] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 74 ms. Remains : 3/3 places, 5/5 transitions.
Treatment of property ServersAndClients-PT-400160-LTLFireability-05 finished in 12274 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)))))'
Found a Lengthening insensitive property : ServersAndClients-PT-400160-LTLFireability-09
Stuttering acceptance computed with spot in 163 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 LI_LTL 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
Applied a total of 190555 rules in 4075 ms. Remains 2004 /65761 variables (removed 63757) and now considering 2002/128800 (removed 126798) transitions.
// Phase 1: matrix 2002 rows 2004 cols
[2023-03-21 02:34:36] [INFO ] Computed 803 place invariants in 27 ms
[2023-03-21 02:34:38] [INFO ] Implicit Places using invariants in 1525 ms returned []
[2023-03-21 02:34:38] [INFO ] Invariant cache hit.
[2023-03-21 02:34:39] [INFO ] Implicit Places using invariants and state equation in 1499 ms returned []
Implicit Place search using SMT with State Equation took 3029 ms to find 0 implicit places.
[2023-03-21 02:34:39] [INFO ] Invariant cache hit.
[2023-03-21 02:34:42] [INFO ] Dead Transitions using invariants and state equation in 2981 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 2004/65761 places, 2002/128800 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 10089 ms. Remains : 2004/65761 places, 2002/128800 transitions.
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 s1603 1)), p0:(LT s1602 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 7932 steps with 0 reset in 486 ms.
Treatment of property ServersAndClients-PT-400160-LTLFireability-09 finished in 10907 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-09 FALSE TECHNIQUES LENGTHENING_INSENSITIVE
[2023-03-21 02:34:46] [INFO ] Flatten gal took : 3360 ms
[2023-03-21 02:34:46] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-21 02:34:47] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 65761 places, 128800 transitions and 387200 arcs took 442 ms.
Total runtime 1032960 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1654/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1654/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : ServersAndClients-PT-400160-LTLFireability-05
Could not compute solution for formula : ServersAndClients-PT-400160-LTLFireability-09
BK_STOP 1679366879506
--------------------
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
mcc2023
ltl formula name ServersAndClients-PT-400160-LTLFireability-05
ltl formula formula --ltl=/tmp/1654/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 65761 places, 128800 transitions and 387200 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1654/ltl_0_
pnml2lts-mc( 0/ 4): Loading Petri net took 25.670 real 5.350 user 9.090 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1654/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1654/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1654/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
ltl formula name ServersAndClients-PT-400160-LTLFireability-09
ltl formula formula --ltl=/tmp/1654/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 65761 places, 128800 transitions and 387200 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 18.700 real 5.590 user 8.120 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1654/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1654/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1654/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1654/ltl_1_
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
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="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
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 r361-smll-167891811700540"
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 ;