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.r311-tall-167873964200210.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is PhilosophersDyn-PT-20, examination is OneSafe
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r311-tall-167873964200210
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 52M
-rw-r--r-- 1 mcc users 118K Feb 26 13:09 CTLCardinality.txt
-rw-r--r-- 1 mcc users 462K Feb 26 13:09 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0M Feb 26 13:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 9.6M Feb 26 13:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 66K Feb 25 16:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 189K Feb 25 16:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.6M Feb 25 16:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 5.6M Feb 25 16:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 335K Feb 26 14:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 1.4M Feb 26 14:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.0M Feb 26 14:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15M Feb 26 14:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 16:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 14M 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

FORMULA_NAME OneSafe

=== Now, execution of the tool begins

BK_START 1679470336900

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=OneSafe
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PhilosophersDyn-PT-20
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-22 07:32:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, OneSafe, -timeout, 180, -rebuildPNML]
[2023-03-22 07:32:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 07:32:20] [INFO ] Load time of PNML (sax parser for PT used): 1427 ms
[2023-03-22 07:32:20] [INFO ] Transformed 540 places.
[2023-03-22 07:32:20] [INFO ] Transformed 17220 transitions.
[2023-03-22 07:32:20] [INFO ] Parsed PT model containing 540 places and 17220 transitions and 140780 arcs in 1645 ms.
Ensure Unique test removed 190 transitions
Reduce redundant transitions removed 190 transitions.
Normalized transition count is 15510 out of 17030 initially.
// Phase 1: matrix 15510 rows 540 cols
[2023-03-22 07:32:21] [INFO ] Computed 79 place invariants in 1196 ms
[2023-03-22 07:32:21] [INFO ] Rough structural analysis with invariants proved 340 places are one safe in 1226 ms (including invariant computation).
[2023-03-22 07:32:21] [INFO ] [Real]Absence check using 53 positive place invariants in 105 ms proved 0 places are One-Safe.
[2023-03-22 07:32:21] [INFO ] [Real]Absence check using 53 positive and 26 generalized place invariants in 95 ms proved 180 places are One-Safe.
[2023-03-22 07:32:21] [INFO ] Flow matrix only has 15510 transitions (discarded 1520 similar events)
[2023-03-22 07:32:23] [INFO ] [Real] State equation constraints in 1515 ms proved 0 places are One-Safe.
Incomplete random walk after 10000 steps, including 1142 resets, run finished after 1119 ms. (steps per millisecond=8 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 200) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 200) seen :0
Interrupted probabilistic random walk after 16515 steps, run timeout after 3001 ms. (steps per millisecond=5 ) properties seen :{}
Probabilistic random walk after 16515 steps, saw 4829 distinct states, run finished after 3003 ms. (steps per millisecond=5 ) properties seen :0
Running SMT prover for 200 properties.
[2023-03-22 07:32:27] [INFO ] Flow matrix only has 15510 transitions (discarded 1520 similar events)
// Phase 1: matrix 15510 rows 540 cols
[2023-03-22 07:32:28] [INFO ] Computed 79 place invariants in 1073 ms
[2023-03-22 07:32:31] [INFO ] [Real]Absence check using 53 positive place invariants in 12 ms returned sat
[2023-03-22 07:32:31] [INFO ] [Real]Absence check using 53 positive and 26 generalized place invariants in 41 ms returned sat
[2023-03-22 07:32:31] [INFO ] After 2130ms SMT Verify possible using all constraints in real domain returned unsat :180 sat :0 real:20
[2023-03-22 07:32:32] [INFO ] [Nat]Absence check using 53 positive place invariants in 11 ms returned sat
[2023-03-22 07:32:32] [INFO ] [Nat]Absence check using 53 positive and 26 generalized place invariants in 31 ms returned sat
[2023-03-22 07:32:56] [INFO ] After 24540ms SMT Verify possible using state equation in natural domain returned unsat :180 sat :19
[2023-03-22 07:32:57] [INFO ] State equation strengthened by 8060 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.applyReachabilitySolver(GlobalPropertySolver.java:724)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:558)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preSolveLiveness(GlobalPropertySolver.java:412)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preStableMarking(GlobalPropertySolver.java:321)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:294)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:386)
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)
[2023-03-22 07:32:57] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 07:32:57] [INFO ] After 25359ms SMT Verify possible using all constraints in natural domain returned unsat :180 sat :0 real:20
Fused 200 Parikh solutions to 12 different solutions.
Parikh walk visited 0 properties in 3522 ms.
Support contains 20 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 17030/17030 transitions.
Applied a total of 0 rules in 4319 ms. Remains 540 /540 variables (removed 0) and now considering 17030/17030 (removed 0) transitions.
[2023-03-22 07:33:04] [INFO ] Flow matrix only has 15510 transitions (discarded 1520 similar events)
[2023-03-22 07:33:04] [INFO ] Invariant cache hit.
[2023-03-22 07:33:13] [INFO ] Dead Transitions using invariants and state equation in 8176 ms found 1560 transitions.
Found 1560 dead transitions using SMT.
Drop transitions removed 1560 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1560 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 540/540 places, 15470/17030 transitions.
Applied a total of 0 rules in 3455 ms. Remains 540 /540 variables (removed 0) and now considering 15470/15470 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15965 ms. Remains : 540/540 places, 15470/17030 transitions.
Interrupted random walk after 397389 steps, including 45489 resets, run timeout after 30001 ms. (steps per millisecond=13 ) properties seen 0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 318 ms. (steps per millisecond=314 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 335 ms. (steps per millisecond=298 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 309 ms. (steps per millisecond=323 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 306 ms. (steps per millisecond=326 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 347 resets, run finished after 304 ms. (steps per millisecond=328 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 309 ms. (steps per millisecond=323 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 331 ms. (steps per millisecond=302 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 326 ms. (steps per millisecond=306 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 323 ms. (steps per millisecond=309 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 318 ms. (steps per millisecond=314 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 324 ms. (steps per millisecond=308 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 314 ms. (steps per millisecond=318 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 313 ms. (steps per millisecond=319 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 312 ms. (steps per millisecond=320 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 347 resets, run finished after 325 ms. (steps per millisecond=307 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 340 ms. (steps per millisecond=294 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 357 ms. (steps per millisecond=280 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 298 ms. (steps per millisecond=335 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 276 ms. (steps per millisecond=362 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 351 resets, run finished after 290 ms. (steps per millisecond=344 ) properties (out of 20) seen :0
Interrupted probabilistic random walk after 692693 steps, run timeout after 108001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 692693 steps, saw 181273 distinct states, run finished after 108003 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 20 properties.
// Phase 1: matrix 15470 rows 540 cols
[2023-03-22 07:35:42] [INFO ] Computed 79 place invariants in 1786 ms
[2023-03-22 07:35:43] [INFO ] [Real]Absence check using 27 positive place invariants in 7 ms returned sat
[2023-03-22 07:35:43] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 53 ms returned sat
[2023-03-22 07:35:43] [INFO ] After 484ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:20
[2023-03-22 07:35:43] [INFO ] [Nat]Absence check using 27 positive place invariants in 7 ms returned sat
[2023-03-22 07:35:43] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 54 ms returned sat
[2023-03-22 07:36:22] [INFO ] After 38746ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :20
[2023-03-22 07:36:22] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:39:25] [INFO ] After 182300ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:39:25] [INFO ] After 221659ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 10070 ms.
Support contains 20 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Applied a total of 0 rules in 3215 ms. Remains 540 /540 variables (removed 0) and now considering 15470/15470 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3215 ms. Remains : 540/540 places, 15470/15470 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Applied a total of 0 rules in 3164 ms. Remains 540 /540 variables (removed 0) and now considering 15470/15470 (removed 0) transitions.
[2023-03-22 07:39:41] [INFO ] Invariant cache hit.
[2023-03-22 07:39:43] [INFO ] Implicit Places using invariants in 2454 ms returned []
Implicit Place search using SMT only with invariants took 2455 ms to find 0 implicit places.
[2023-03-22 07:39:44] [INFO ] Invariant cache hit.
[2023-03-22 07:39:50] [INFO ] Dead Transitions using invariants and state equation in 6898 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12522 ms. Remains : 540/540 places, 15470/15470 transitions.
Incomplete random walk after 100000 steps, including 11434 resets, run finished after 7030 ms. (steps per millisecond=14 ) properties (out of 20) seen :0
Running SMT prover for 20 properties.
[2023-03-22 07:39:57] [INFO ] Invariant cache hit.
[2023-03-22 07:39:58] [INFO ] [Real]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 07:39:58] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 41 ms returned sat
[2023-03-22 07:40:22] [INFO ] After 24400ms SMT Verify possible using state equation in real domain returned unsat :0 sat :20
[2023-03-22 07:40:22] [INFO ] State equation strengthened by 8020 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:644)
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.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:215)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositions(AtomicReducerSR.java:267)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:46)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:225)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.applyReachabilitySolver(GlobalPropertySolver.java:724)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:558)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preSolveLiveness(GlobalPropertySolver.java:412)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preStableMarking(GlobalPropertySolver.java:321)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:294)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:386)
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)
[2023-03-22 07:41:38] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 07:41:38] [INFO ] After 100048ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Interrupted random walk after 442980 steps, including 50723 resets, run timeout after 30001 ms. (steps per millisecond=14 ) properties seen 0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 278 ms. (steps per millisecond=359 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 282 ms. (steps per millisecond=354 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 274 ms. (steps per millisecond=364 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 349 resets, run finished after 267 ms. (steps per millisecond=374 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 272 ms. (steps per millisecond=367 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 267 ms. (steps per millisecond=374 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 276 ms. (steps per millisecond=362 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 276 ms. (steps per millisecond=362 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 263 ms. (steps per millisecond=380 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 265 ms. (steps per millisecond=377 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 260 ms. (steps per millisecond=384 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 255 ms. (steps per millisecond=392 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 263 ms. (steps per millisecond=380 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 267 ms. (steps per millisecond=374 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 263 ms. (steps per millisecond=380 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 349 resets, run finished after 257 ms. (steps per millisecond=389 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 265 ms. (steps per millisecond=377 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 348 resets, run finished after 268 ms. (steps per millisecond=373 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100001 steps, including 350 resets, run finished after 252 ms. (steps per millisecond=396 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 100000 steps, including 347 resets, run finished after 266 ms. (steps per millisecond=375 ) properties (out of 20) seen :0
Interrupted probabilistic random walk after 671325 steps, run timeout after 105001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 671325 steps, saw 175750 distinct states, run finished after 105003 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 20 properties.
[2023-03-22 07:43:58] [INFO ] Invariant cache hit.
[2023-03-22 07:43:58] [INFO ] [Real]Absence check using 27 positive place invariants in 6 ms returned sat
[2023-03-22 07:43:58] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 44 ms returned sat
[2023-03-22 07:43:59] [INFO ] After 448ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:20
[2023-03-22 07:43:59] [INFO ] [Nat]Absence check using 27 positive place invariants in 6 ms returned sat
[2023-03-22 07:43:59] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 44 ms returned sat
[2023-03-22 07:44:40] [INFO ] After 40699ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :20
[2023-03-22 07:44:40] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:47:42] [INFO ] After 182096ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:47:42] [INFO ] After 223359ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 10977 ms.
Support contains 20 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Applied a total of 0 rules in 3160 ms. Remains 540 /540 variables (removed 0) and now considering 15470/15470 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3160 ms. Remains : 540/540 places, 15470/15470 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Applied a total of 0 rules in 3157 ms. Remains 540 /540 variables (removed 0) and now considering 15470/15470 (removed 0) transitions.
[2023-03-22 07:47:59] [INFO ] Invariant cache hit.
[2023-03-22 07:48:02] [INFO ] Implicit Places using invariants in 2383 ms returned []
Implicit Place search using SMT only with invariants took 2385 ms to find 0 implicit places.
[2023-03-22 07:48:02] [INFO ] Invariant cache hit.
[2023-03-22 07:48:09] [INFO ] Dead Transitions using invariants and state equation in 7182 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12731 ms. Remains : 540/540 places, 15470/15470 transitions.
Incomplete random walk after 100000 steps, including 11496 resets, run finished after 6574 ms. (steps per millisecond=15 ) properties (out of 20) seen :0
Running SMT prover for 20 properties.
[2023-03-22 07:48:15] [INFO ] Invariant cache hit.
[2023-03-22 07:48:16] [INFO ] [Real]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 07:48:16] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 44 ms returned sat
[2023-03-22 07:48:39] [INFO ] After 22918ms SMT Verify possible using state equation in real domain returned unsat :0 sat :20
[2023-03-22 07:48:39] [INFO ] State equation strengthened by 8020 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:644)
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.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:215)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.checkAtomicPropositions(AtomicReducerSR.java:267)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:253)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.applyReachabilitySolver(GlobalPropertySolver.java:724)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:558)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preSolveLiveness(GlobalPropertySolver.java:412)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preStableMarking(GlobalPropertySolver.java:321)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:294)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:386)
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)
[2023-03-22 07:49:56] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 07:49:56] [INFO ] After 100045ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Incomplete random walk after 10000 steps, including 1144 resets, run finished after 477 ms. (steps per millisecond=20 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19490 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19490 steps, saw 5713 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 07:49:59] [INFO ] Invariant cache hit.
[2023-03-22 07:49:59] [INFO ] [Real]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 07:49:59] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 42 ms returned sat
[2023-03-22 07:49:59] [INFO ] After 121ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:49:59] [INFO ] [Nat]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 07:49:59] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 41 ms returned sat
[2023-03-22 07:50:17] [INFO ] After 17334ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:50:17] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:50:24] [INFO ] After 7381ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:50:24] [INFO ] After 25041ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 101 ms.
Support contains 1 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Free-agglomeration rule (complex) applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 540 transition count 15451
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 521 transition count 15451
Applied a total of 38 rules in 6428 ms. Remains 521 /540 variables (removed 19) and now considering 15451/15470 (removed 19) transitions.
// Phase 1: matrix 15451 rows 521 cols
[2023-03-22 07:50:32] [INFO ] Computed 79 place invariants in 1426 ms
[2023-03-22 07:50:39] [INFO ] Dead Transitions using invariants and state equation in 8186 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14616 ms. Remains : 521/540 places, 15451/15470 transitions.
Incomplete random walk after 10000 steps, including 1153 resets, run finished after 480 ms. (steps per millisecond=20 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19155 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19155 steps, saw 5546 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 07:50:43] [INFO ] Invariant cache hit.
[2023-03-22 07:50:43] [INFO ] [Real]Absence check using 26 positive place invariants in 5 ms returned sat
[2023-03-22 07:50:43] [INFO ] [Real]Absence check using 26 positive and 53 generalized place invariants in 45 ms returned sat
[2023-03-22 07:50:43] [INFO ] After 126ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:50:43] [INFO ] [Nat]Absence check using 26 positive place invariants in 5 ms returned sat
[2023-03-22 07:50:43] [INFO ] [Nat]Absence check using 26 positive and 53 generalized place invariants in 44 ms returned sat
[2023-03-22 07:50:55] [INFO ] After 12360ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:50:55] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:51:06] [INFO ] After 10644ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:51:06] [INFO ] After 23312ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 42 ms.
Support contains 1 out of 521 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3197 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3197 ms. Remains : 521/521 places, 15451/15451 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3198 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
[2023-03-22 07:51:12] [INFO ] Invariant cache hit.
[2023-03-22 07:51:15] [INFO ] Implicit Places using invariants in 3018 ms returned [29, 34, 60, 86, 88, 111, 126, 143, 163, 237, 251, 282, 321, 334, 363, 379, 408, 451, 452]
Discarding 19 places :
Implicit Place search using SMT only with invariants took 3068 ms to find 19 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 502/521 places, 15451/15451 transitions.
Free-agglomeration rule applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 502 transition count 15432
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 483 transition count 15432
Applied a total of 38 rules in 6465 ms. Remains 483 /502 variables (removed 19) and now considering 15432/15451 (removed 19) transitions.
// Phase 1: matrix 15432 rows 483 cols
[2023-03-22 07:51:23] [INFO ] Computed 60 place invariants in 1428 ms
[2023-03-22 07:51:26] [INFO ] Implicit Places using invariants in 4512 ms returned []
Implicit Place search using SMT only with invariants took 4513 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 483/521 places, 15432/15451 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 17248 ms. Remains : 483/521 places, 15432/15451 transitions.
Incomplete random walk after 10000 steps, including 1675 resets, run finished after 658 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 15582 steps, run timeout after 3001 ms. (steps per millisecond=5 ) properties seen :{}
Probabilistic random walk after 15582 steps, saw 5809 distinct states, run finished after 3001 ms. (steps per millisecond=5 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 07:51:30] [INFO ] Invariant cache hit.
[2023-03-22 07:51:30] [INFO ] [Real]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 07:51:30] [INFO ] [Real]Absence check using 20 positive and 40 generalized place invariants in 36 ms returned sat
[2023-03-22 07:51:30] [INFO ] After 108ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:51:30] [INFO ] [Nat]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 07:51:30] [INFO ] [Nat]Absence check using 20 positive and 40 generalized place invariants in 33 ms returned sat
[2023-03-22 07:51:44] [INFO ] After 13862ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:51:44] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:51:55] [INFO ] After 10873ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:51:55] [INFO ] After 25038ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 50 ms.
Support contains 1 out of 483 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 483/483 places, 15432/15432 transitions.
Applied a total of 0 rules in 3188 ms. Remains 483 /483 variables (removed 0) and now considering 15432/15432 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3190 ms. Remains : 483/483 places, 15432/15432 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 483/483 places, 15432/15432 transitions.
Applied a total of 0 rules in 3186 ms. Remains 483 /483 variables (removed 0) and now considering 15432/15432 (removed 0) transitions.
[2023-03-22 07:52:02] [INFO ] Invariant cache hit.
[2023-03-22 07:52:05] [INFO ] Implicit Places using invariants in 3040 ms returned []
Implicit Place search using SMT only with invariants took 3041 ms to find 0 implicit places.
[2023-03-22 07:52:05] [INFO ] Invariant cache hit.
[2023-03-22 07:52:12] [INFO ] Dead Transitions using invariants and state equation in 6936 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13167 ms. Remains : 483/483 places, 15432/15432 transitions.
Incomplete random walk after 10000 steps, including 1146 resets, run finished after 469 ms. (steps per millisecond=21 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19386 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19386 steps, saw 5687 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 15470 rows 540 cols
[2023-03-22 07:52:17] [INFO ] Computed 79 place invariants in 1806 ms
[2023-03-22 07:52:17] [INFO ] [Real]Absence check using 27 positive place invariants in 9 ms returned sat
[2023-03-22 07:52:17] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 42 ms returned sat
[2023-03-22 07:52:17] [INFO ] After 128ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:52:17] [INFO ] [Nat]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 07:52:17] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 43 ms returned sat
[2023-03-22 07:52:33] [INFO ] After 15932ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:52:33] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:52:42] [INFO ] After 8814ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:52:42] [INFO ] After 25039ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 142 ms.
Support contains 1 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Free-agglomeration rule (complex) applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 540 transition count 15451
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 521 transition count 15451
Applied a total of 38 rules in 6384 ms. Remains 521 /540 variables (removed 19) and now considering 15451/15470 (removed 19) transitions.
// Phase 1: matrix 15451 rows 521 cols
[2023-03-22 07:52:50] [INFO ] Computed 79 place invariants in 1393 ms
[2023-03-22 07:52:57] [INFO ] Dead Transitions using invariants and state equation in 8550 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14935 ms. Remains : 521/540 places, 15451/15470 transitions.
Incomplete random walk after 10000 steps, including 1144 resets, run finished after 479 ms. (steps per millisecond=20 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19184 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19184 steps, saw 5629 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 07:53:01] [INFO ] Invariant cache hit.
[2023-03-22 07:53:01] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 07:53:01] [INFO ] [Real]Absence check using 16 positive and 63 generalized place invariants in 48 ms returned sat
[2023-03-22 07:53:01] [INFO ] After 126ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:53:01] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 07:53:01] [INFO ] [Nat]Absence check using 16 positive and 63 generalized place invariants in 46 ms returned sat
[2023-03-22 07:53:14] [INFO ] After 13255ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:53:14] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:53:25] [INFO ] After 10663ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:53:25] [INFO ] After 24182ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 79 ms.
Support contains 1 out of 521 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3162 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3162 ms. Remains : 521/521 places, 15451/15451 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3173 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
[2023-03-22 07:53:32] [INFO ] Invariant cache hit.
[2023-03-22 07:53:35] [INFO ] Implicit Places using invariants in 3012 ms returned [29, 60, 86, 88, 111, 126, 143, 163, 237, 251, 281, 320, 333, 346, 362, 379, 408, 451, 452]
Discarding 19 places :
Implicit Place search using SMT only with invariants took 3053 ms to find 19 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 502/521 places, 15451/15451 transitions.
Free-agglomeration rule applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 502 transition count 15432
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 483 transition count 15432
Applied a total of 38 rules in 6400 ms. Remains 483 /502 variables (removed 19) and now considering 15432/15451 (removed 19) transitions.
// Phase 1: matrix 15432 rows 483 cols
[2023-03-22 07:53:42] [INFO ] Computed 60 place invariants in 1340 ms
[2023-03-22 07:53:45] [INFO ] Implicit Places using invariants in 4396 ms returned []
Implicit Place search using SMT only with invariants took 4397 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 483/521 places, 15432/15451 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 17024 ms. Remains : 483/521 places, 15432/15451 transitions.
Incomplete random walk after 10000 steps, including 1686 resets, run finished after 649 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 15377 steps, run timeout after 3001 ms. (steps per millisecond=5 ) properties seen :{}
Probabilistic random walk after 15377 steps, saw 5774 distinct states, run finished after 3001 ms. (steps per millisecond=5 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 07:53:49] [INFO ] Invariant cache hit.
[2023-03-22 07:53:49] [INFO ] [Real]Absence check using 22 positive place invariants in 4 ms returned sat
[2023-03-22 07:53:49] [INFO ] [Real]Absence check using 22 positive and 38 generalized place invariants in 35 ms returned sat
[2023-03-22 07:53:59] [INFO ] After 10145ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:53:59] [INFO ] [Nat]Absence check using 22 positive place invariants in 8 ms returned sat
[2023-03-22 07:53:59] [INFO ] [Nat]Absence check using 22 positive and 38 generalized place invariants in 34 ms returned sat
[2023-03-22 07:54:11] [INFO ] After 12074ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:54:12] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:54:22] [INFO ] After 10784ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:54:22] [INFO ] After 23102ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 30 ms.
Support contains 1 out of 483 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 483/483 places, 15432/15432 transitions.
Applied a total of 0 rules in 3176 ms. Remains 483 /483 variables (removed 0) and now considering 15432/15432 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3176 ms. Remains : 483/483 places, 15432/15432 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 483/483 places, 15432/15432 transitions.
Applied a total of 0 rules in 3119 ms. Remains 483 /483 variables (removed 0) and now considering 15432/15432 (removed 0) transitions.
[2023-03-22 07:54:29] [INFO ] Invariant cache hit.
[2023-03-22 07:54:32] [INFO ] Implicit Places using invariants in 3097 ms returned []
Implicit Place search using SMT only with invariants took 3099 ms to find 0 implicit places.
[2023-03-22 07:54:32] [INFO ] Invariant cache hit.
[2023-03-22 07:54:39] [INFO ] Dead Transitions using invariants and state equation in 7043 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13263 ms. Remains : 483/483 places, 15432/15432 transitions.
Incomplete random walk after 10000 steps, including 1142 resets, run finished after 451 ms. (steps per millisecond=22 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19754 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19754 steps, saw 5792 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 15470 rows 540 cols
[2023-03-22 07:54:44] [INFO ] Computed 79 place invariants in 1774 ms
[2023-03-22 07:54:44] [INFO ] [Real]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 07:54:44] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 44 ms returned sat
[2023-03-22 07:54:44] [INFO ] After 137ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:54:44] [INFO ] [Nat]Absence check using 27 positive place invariants in 6 ms returned sat
[2023-03-22 07:54:44] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 43 ms returned sat
[2023-03-22 07:55:00] [INFO ] After 15847ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:55:00] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:55:09] [INFO ] After 8899ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:55:09] [INFO ] After 25028ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 131 ms.
Support contains 1 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Free-agglomeration rule (complex) applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 540 transition count 15451
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 521 transition count 15451
Applied a total of 38 rules in 6395 ms. Remains 521 /540 variables (removed 19) and now considering 15451/15470 (removed 19) transitions.
// Phase 1: matrix 15451 rows 521 cols
[2023-03-22 07:55:18] [INFO ] Computed 79 place invariants in 1670 ms
[2023-03-22 07:55:25] [INFO ] Dead Transitions using invariants and state equation in 8709 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15106 ms. Remains : 521/540 places, 15451/15470 transitions.
Incomplete random walk after 10000 steps, including 1146 resets, run finished after 471 ms. (steps per millisecond=21 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19224 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19224 steps, saw 5631 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 07:55:28] [INFO ] Invariant cache hit.
[2023-03-22 07:55:28] [INFO ] [Real]Absence check using 17 positive place invariants in 3 ms returned sat
[2023-03-22 07:55:28] [INFO ] [Real]Absence check using 17 positive and 62 generalized place invariants in 58 ms returned sat
[2023-03-22 07:55:39] [INFO ] After 11420ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:55:40] [INFO ] [Nat]Absence check using 17 positive place invariants in 3 ms returned sat
[2023-03-22 07:55:40] [INFO ] [Nat]Absence check using 17 positive and 62 generalized place invariants in 54 ms returned sat
[2023-03-22 07:55:51] [INFO ] After 11547ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:55:51] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:56:02] [INFO ] After 10731ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:56:02] [INFO ] After 22547ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 161 ms.
Support contains 1 out of 521 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3172 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3173 ms. Remains : 521/521 places, 15451/15451 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3184 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
[2023-03-22 07:56:09] [INFO ] Invariant cache hit.
[2023-03-22 07:56:12] [INFO ] Implicit Places using invariants in 3006 ms returned [29, 34, 60, 86, 88, 112, 127, 144, 164, 238, 252, 282, 321, 334, 347, 379, 408, 451, 452]
Discarding 19 places :
Implicit Place search using SMT only with invariants took 3053 ms to find 19 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 502/521 places, 15451/15451 transitions.
Free-agglomeration rule applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 502 transition count 15432
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 483 transition count 15432
Applied a total of 38 rules in 6462 ms. Remains 483 /502 variables (removed 19) and now considering 15432/15451 (removed 19) transitions.
// Phase 1: matrix 15432 rows 483 cols
[2023-03-22 07:56:19] [INFO ] Computed 60 place invariants in 1268 ms
[2023-03-22 07:56:22] [INFO ] Implicit Places using invariants in 4393 ms returned []
Implicit Place search using SMT only with invariants took 4394 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 483/521 places, 15432/15451 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 17094 ms. Remains : 483/521 places, 15432/15451 transitions.
Incomplete random walk after 10000 steps, including 1142 resets, run finished after 467 ms. (steps per millisecond=21 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19237 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19237 steps, saw 5644 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 15470 rows 540 cols
[2023-03-22 07:56:28] [INFO ] Computed 79 place invariants in 1777 ms
[2023-03-22 07:56:28] [INFO ] [Real]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 07:56:28] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 44 ms returned sat
[2023-03-22 07:56:28] [INFO ] After 125ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:56:28] [INFO ] [Nat]Absence check using 27 positive place invariants in 4 ms returned sat
[2023-03-22 07:56:28] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 42 ms returned sat
[2023-03-22 07:56:47] [INFO ] After 19012ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:56:47] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:56:53] [INFO ] After 5752ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:56:53] [INFO ] After 25035ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 38 ms.
Support contains 1 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Free-agglomeration rule (complex) applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 540 transition count 15451
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 521 transition count 15451
Applied a total of 38 rules in 6325 ms. Remains 521 /540 variables (removed 19) and now considering 15451/15470 (removed 19) transitions.
// Phase 1: matrix 15451 rows 521 cols
[2023-03-22 07:57:00] [INFO ] Computed 79 place invariants in 1147 ms
[2023-03-22 07:57:08] [INFO ] Dead Transitions using invariants and state equation in 8310 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14636 ms. Remains : 521/540 places, 15451/15470 transitions.
Incomplete random walk after 10000 steps, including 1143 resets, run finished after 477 ms. (steps per millisecond=20 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19339 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19339 steps, saw 5659 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 07:57:11] [INFO ] Invariant cache hit.
[2023-03-22 07:57:11] [INFO ] [Real]Absence check using 26 positive place invariants in 5 ms returned sat
[2023-03-22 07:57:11] [INFO ] [Real]Absence check using 26 positive and 53 generalized place invariants in 38 ms returned sat
[2023-03-22 07:57:11] [INFO ] After 121ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:57:11] [INFO ] [Nat]Absence check using 26 positive place invariants in 4 ms returned sat
[2023-03-22 07:57:11] [INFO ] [Nat]Absence check using 26 positive and 53 generalized place invariants in 38 ms returned sat
[2023-03-22 07:57:23] [INFO ] After 11136ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:57:23] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:57:34] [INFO ] After 10845ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:57:34] [INFO ] After 22232ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 25 ms.
Support contains 1 out of 521 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3144 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3144 ms. Remains : 521/521 places, 15451/15451 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3172 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
[2023-03-22 07:57:40] [INFO ] Invariant cache hit.
[2023-03-22 07:57:43] [INFO ] Implicit Places using invariants in 3070 ms returned [29, 34, 60, 88, 111, 126, 143, 163, 238, 252, 282, 321, 334, 347, 363, 379, 408, 451, 452]
Discarding 19 places :
Implicit Place search using SMT only with invariants took 3112 ms to find 19 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 502/521 places, 15451/15451 transitions.
Free-agglomeration rule applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 502 transition count 15432
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 483 transition count 15432
Applied a total of 38 rules in 6332 ms. Remains 483 /502 variables (removed 19) and now considering 15432/15451 (removed 19) transitions.
// Phase 1: matrix 15432 rows 483 cols
[2023-03-22 07:57:50] [INFO ] Computed 60 place invariants in 1181 ms
[2023-03-22 07:57:54] [INFO ] Implicit Places using invariants in 4275 ms returned []
Implicit Place search using SMT only with invariants took 4277 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 483/521 places, 15432/15451 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 16894 ms. Remains : 483/521 places, 15432/15451 transitions.
Incomplete random walk after 10000 steps, including 1682 resets, run finished after 657 ms. (steps per millisecond=15 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 15268 steps, run timeout after 3001 ms. (steps per millisecond=5 ) properties seen :{}
Probabilistic random walk after 15268 steps, saw 5738 distinct states, run finished after 3003 ms. (steps per millisecond=5 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 07:57:57] [INFO ] Invariant cache hit.
[2023-03-22 07:57:57] [INFO ] [Real]Absence check using 19 positive place invariants in 4 ms returned sat
[2023-03-22 07:57:57] [INFO ] [Real]Absence check using 19 positive and 41 generalized place invariants in 28 ms returned sat
[2023-03-22 07:57:57] [INFO ] After 96ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:57:57] [INFO ] [Nat]Absence check using 19 positive place invariants in 3 ms returned sat
[2023-03-22 07:57:57] [INFO ] [Nat]Absence check using 19 positive and 41 generalized place invariants in 29 ms returned sat
[2023-03-22 07:58:11] [INFO ] After 13816ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:58:11] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:58:22] [INFO ] After 10617ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:58:22] [INFO ] After 24680ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 38 ms.
Support contains 1 out of 483 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 483/483 places, 15432/15432 transitions.
Applied a total of 0 rules in 3146 ms. Remains 483 /483 variables (removed 0) and now considering 15432/15432 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3147 ms. Remains : 483/483 places, 15432/15432 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 483/483 places, 15432/15432 transitions.
Applied a total of 0 rules in 3161 ms. Remains 483 /483 variables (removed 0) and now considering 15432/15432 (removed 0) transitions.
[2023-03-22 07:58:28] [INFO ] Invariant cache hit.
[2023-03-22 07:58:32] [INFO ] Implicit Places using invariants in 3101 ms returned []
Implicit Place search using SMT only with invariants took 3108 ms to find 0 implicit places.
[2023-03-22 07:58:32] [INFO ] Invariant cache hit.
[2023-03-22 07:58:39] [INFO ] Dead Transitions using invariants and state equation in 7051 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13324 ms. Remains : 483/483 places, 15432/15432 transitions.
Incomplete random walk after 10000 steps, including 1148 resets, run finished after 463 ms. (steps per millisecond=21 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19693 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19693 steps, saw 5774 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 15470 rows 540 cols
[2023-03-22 07:58:44] [INFO ] Computed 79 place invariants in 1768 ms
[2023-03-22 07:58:44] [INFO ] [Real]Absence check using 27 positive place invariants in 4 ms returned sat
[2023-03-22 07:58:44] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 42 ms returned sat
[2023-03-22 07:58:44] [INFO ] After 128ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:58:44] [INFO ] [Nat]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 07:58:44] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 41 ms returned sat
[2023-03-22 07:58:58] [INFO ] After 14044ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:58:58] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 07:59:09] [INFO ] After 10703ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 07:59:09] [INFO ] After 25029ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 38 ms.
Support contains 1 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Free-agglomeration rule (complex) applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 540 transition count 15451
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 521 transition count 15451
Applied a total of 38 rules in 6280 ms. Remains 521 /540 variables (removed 19) and now considering 15451/15470 (removed 19) transitions.
// Phase 1: matrix 15451 rows 521 cols
[2023-03-22 07:59:17] [INFO ] Computed 79 place invariants in 1512 ms
[2023-03-22 07:59:24] [INFO ] Dead Transitions using invariants and state equation in 8671 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14952 ms. Remains : 521/540 places, 15451/15470 transitions.
Incomplete random walk after 10000 steps, including 1139 resets, run finished after 473 ms. (steps per millisecond=21 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 18860 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 18860 steps, saw 5514 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 07:59:28] [INFO ] Invariant cache hit.
[2023-03-22 07:59:28] [INFO ] [Real]Absence check using 18 positive place invariants in 4 ms returned sat
[2023-03-22 07:59:28] [INFO ] [Real]Absence check using 18 positive and 61 generalized place invariants in 55 ms returned sat
[2023-03-22 07:59:39] [INFO ] After 11558ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:59:39] [INFO ] [Nat]Absence check using 18 positive place invariants in 3 ms returned sat
[2023-03-22 07:59:39] [INFO ] [Nat]Absence check using 18 positive and 61 generalized place invariants in 49 ms returned sat
[2023-03-22 07:59:51] [INFO ] After 11332ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:59:51] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 08:00:02] [INFO ] After 10829ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 08:00:02] [INFO ] After 22418ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 81 ms.
Support contains 1 out of 521 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3118 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3118 ms. Remains : 521/521 places, 15451/15451 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3131 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
[2023-03-22 08:00:08] [INFO ] Invariant cache hit.
[2023-03-22 08:00:11] [INFO ] Implicit Places using invariants in 2974 ms returned [29, 34, 60, 86, 111, 126, 143, 164, 238, 252, 282, 321, 334, 347, 363, 379, 408, 451, 452]
Discarding 19 places :
Implicit Place search using SMT only with invariants took 3010 ms to find 19 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 502/521 places, 15451/15451 transitions.
Free-agglomeration rule applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 502 transition count 15432
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 483 transition count 15432
Applied a total of 38 rules in 6315 ms. Remains 483 /502 variables (removed 19) and now considering 15432/15451 (removed 19) transitions.
// Phase 1: matrix 15432 rows 483 cols
[2023-03-22 08:00:18] [INFO ] Computed 60 place invariants in 1108 ms
[2023-03-22 08:00:21] [INFO ] Implicit Places using invariants in 4262 ms returned []
Implicit Place search using SMT only with invariants took 4264 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 483/521 places, 15432/15451 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 16721 ms. Remains : 483/521 places, 15432/15451 transitions.
Incomplete random walk after 10000 steps, including 1148 resets, run finished after 462 ms. (steps per millisecond=21 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 19633 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 19633 steps, saw 5756 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 15470 rows 540 cols
[2023-03-22 08:00:27] [INFO ] Computed 79 place invariants in 1882 ms
[2023-03-22 08:00:27] [INFO ] [Real]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 08:00:27] [INFO ] [Real]Absence check using 27 positive and 52 generalized place invariants in 52 ms returned sat
[2023-03-22 08:00:27] [INFO ] After 142ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 08:00:27] [INFO ] [Nat]Absence check using 27 positive place invariants in 5 ms returned sat
[2023-03-22 08:00:27] [INFO ] [Nat]Absence check using 27 positive and 52 generalized place invariants in 52 ms returned sat
[2023-03-22 08:00:45] [INFO ] After 18207ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 08:00:45] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 08:00:52] [INFO ] After 6542ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 08:00:52] [INFO ] After 25028ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 120 ms.
Support contains 1 out of 540 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 540/540 places, 15470/15470 transitions.
Free-agglomeration rule (complex) applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 540 transition count 15451
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 521 transition count 15451
Applied a total of 38 rules in 6366 ms. Remains 521 /540 variables (removed 19) and now considering 15451/15470 (removed 19) transitions.
// Phase 1: matrix 15451 rows 521 cols
[2023-03-22 08:01:00] [INFO ] Computed 79 place invariants in 1176 ms
[2023-03-22 08:01:07] [INFO ] Dead Transitions using invariants and state equation in 8923 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15292 ms. Remains : 521/540 places, 15451/15470 transitions.
Incomplete random walk after 10000 steps, including 1149 resets, run finished after 482 ms. (steps per millisecond=20 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 18920 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :{}
Probabilistic random walk after 18920 steps, saw 5529 distinct states, run finished after 3001 ms. (steps per millisecond=6 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 08:01:11] [INFO ] Invariant cache hit.
[2023-03-22 08:01:11] [INFO ] [Real]Absence check using 23 positive place invariants in 4 ms returned sat
[2023-03-22 08:01:11] [INFO ] [Real]Absence check using 23 positive and 56 generalized place invariants in 43 ms returned sat
[2023-03-22 08:01:11] [INFO ] After 123ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 08:01:11] [INFO ] [Nat]Absence check using 23 positive place invariants in 5 ms returned sat
[2023-03-22 08:01:11] [INFO ] [Nat]Absence check using 23 positive and 56 generalized place invariants in 43 ms returned sat
[2023-03-22 08:01:28] [INFO ] After 16427ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 08:01:28] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2023-03-22 08:01:36] [INFO ] After 8344ms SMT Verify possible using 8020 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-22 08:01:36] [INFO ] After 25043ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 136 ms.
Support contains 1 out of 521 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3172 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3172 ms. Remains : 521/521 places, 15451/15451 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 521/521 places, 15451/15451 transitions.
Applied a total of 0 rules in 3157 ms. Remains 521 /521 variables (removed 0) and now considering 15451/15451 (removed 0) transitions.
[2023-03-22 08:01:43] [INFO ] Invariant cache hit.
[2023-03-22 08:01:46] [INFO ] Implicit Places using invariants in 3026 ms returned [29, 34, 60, 86, 88, 111, 126, 143, 163, 238, 252, 282, 321, 347, 363, 379, 408, 451, 452]
Discarding 19 places :
Implicit Place search using SMT only with invariants took 3062 ms to find 19 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 502/521 places, 15451/15451 transitions.
Free-agglomeration rule applied 19 times.
Iterating global reduction 0 with 19 rules applied. Total rules applied 19 place count 502 transition count 15432
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 38 place count 483 transition count 15432
Applied a total of 38 rules in 6596 ms. Remains 483 /502 variables (removed 19) and now considering 15432/15451 (removed 19) transitions.
// Phase 1: matrix 15432 rows 483 cols
[2023-03-22 08:01:54] [INFO ] Computed 60 place invariants in 1485 ms
[2023-03-22 08:01:57] [INFO ] Implicit Places using invariants in 4606 ms returned []
Implicit Place search using SMT only with invariants took 4607 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 483/521 places, 15432/15451 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 17422 ms. Remains : 483/521 places, 15432/15451 transitions.
Incomplete random walk after 10000 steps, including 1689 resets, run finished after 708 ms. (steps per millisecond=14 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 14739 steps, run timeout after 3001 ms. (steps per millisecond=4 ) properties seen :{}
Probabilistic random walk after 14739 steps, saw 5625 distinct states, run finished after 3001 ms. (steps per millisecond=4 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 08:02:01] [INFO ] Invariant cache hit.
[2023-03-22 08:02:01] [INFO ] [Real]Absence check using 21 positive place invariants in 4 ms returned sat
[2023-03-22 08:02:01] [INFO ] [Real]Absence check using 21 positive and 39 generalized place invariants in 36 ms returned sat
[2023-03-22 08:02:01] [INFO ] After 121ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 08:02:01] [INFO ] [Nat]Absence check using 21 positive place invariants in 5 ms returned sat
[2023-03-22 08:02:01] [INFO ] [Nat]Absence check using 21 positive and 39 generalized place invariants in 35 ms returned sat
[2023-03-22 08:02:12] [INFO ] After 11330ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 08:02:12] [INFO ] State equation strengthened by 8020 read => feed constraints.
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393232 kB
MemFree: 13902496 kB
After kill :
MemTotal: 16393232 kB
MemFree: 16069820 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
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 OneSafe -timeout 180 -rebuildPNML

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="PhilosophersDyn-PT-20"
export BK_EXAMINATION="OneSafe"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 PhilosophersDyn-PT-20, examination is OneSafe"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r311-tall-167873964200210"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhilosophersDyn-PT-20.tgz
mv PhilosophersDyn-PT-20 execution
cd execution
if [ "OneSafe" = "ReachabilityDeadlock" ] || [ "OneSafe" = "UpperBounds" ] || [ "OneSafe" = "QuasiLiveness" ] || [ "OneSafe" = "StableMarking" ] || [ "OneSafe" = "Liveness" ] || [ "OneSafe" = "OneSafe" ] || [ "OneSafe" = "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 [ "OneSafe" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "OneSafe" != "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 "OneSafe.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property OneSafe.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "OneSafe.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 '' OneSafe.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "OneSafe" = "ReachabilityDeadlock" ] || [ "OneSafe" = "QuasiLiveness" ] || [ "OneSafe" = "StableMarking" ] || [ "OneSafe" = "Liveness" ] || [ "OneSafe" = "OneSafe" ] ; then
echo "FORMULA_NAME OneSafe"
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 ;