Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r180-tall-171640603100309.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...............
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is FunctionPointer-PT-c032, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-tall-171640603100309
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.7M
-rw-r--r-- 1 mcc users 6.4K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 15:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 194K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 4.2M May 18 16:42 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-00
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-01
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-02
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-03
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-04
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-05
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-06
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-07
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-08
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-09
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-10
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-11
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-12
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-13
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-14
FORMULA_NAME FunctionPointer-PT-c032-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1716488206991

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-c032
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2024-05-23 18:16:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-23 18:16:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 18:16:48] [INFO ] Load time of PNML (sax parser for PT used): 414 ms
[2024-05-23 18:16:48] [INFO ] Transformed 2826 places.
[2024-05-23 18:16:48] [INFO ] Transformed 8960 transitions.
[2024-05-23 18:16:48] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 602 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Deduced a syphon composed of 1198 places in 45 ms
Reduce places removed 1198 places and 2998 transitions.
FORMULA FunctionPointer-PT-c032-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c032-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c032-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c032-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:16:48] [INFO ] Flow matrix only has 3540 transitions (discarded 2422 similar events)
// Phase 1: matrix 3540 rows 1628 cols
[2024-05-23 18:16:49] [INFO ] Computed 4 invariants in 90 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[32, 32, 32, +inf, +inf, +inf, +inf, +inf, 1, +inf, 32, +inf]
RANDOM walk for 10016 steps (2 resets) in 197 ms. (50 steps per ms)
BEST_FIRST walk for 120011 steps (44 resets) in 203 ms. (588 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 0] Max Struct:[32, 32, 32, +inf, +inf, +inf, +inf, +inf, 1, +inf, 32, +inf]
[2024-05-23 18:16:49] [INFO ] Flow matrix only has 3540 transitions (discarded 2422 similar events)
[2024-05-23 18:16:49] [INFO ] Invariant cache hit.
[2024-05-23 18:16:49] [INFO ] [Real]Absence check using 3 positive place invariants in 19 ms returned sat
[2024-05-23 18:16:49] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:16:50] [INFO ] [Real]Absence check using state equation in 781 ms returned sat
[2024-05-23 18:16:50] [INFO ] State equation strengthened by 479 read => feed constraints.
[2024-05-23 18:16:51] [INFO ] [Real]Added 479 Read/Feed constraints in 183 ms returned sat
[2024-05-23 18:16:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:16:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 15 ms returned sat
[2024-05-23 18:16:51] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:16:52] [INFO ] [Nat]Absence check using state equation in 862 ms returned sat
[2024-05-23 18:16:52] [INFO ] [Nat]Added 479 Read/Feed constraints in 161 ms returned sat
[2024-05-23 18:16:53] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 744 ms.
[2024-05-23 18:16:53] [INFO ] Added : 2 causal constraints over 1 iterations in 1203 ms. Result :sat
Minimization took 596 ms.
[2024-05-23 18:16:54] [INFO ] [Real]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 18:16:54] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:16:55] [INFO ] [Real]Absence check using state equation in 855 ms returned sat
[2024-05-23 18:16:55] [INFO ] [Real]Added 479 Read/Feed constraints in 119 ms returned sat
[2024-05-23 18:16:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:16:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 18:16:55] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:16:56] [INFO ] [Nat]Absence check using state equation in 733 ms returned sat
[2024-05-23 18:16:56] [INFO ] [Nat]Added 479 Read/Feed constraints in 114 ms returned sat
[2024-05-23 18:16:57] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 508 ms.
[2024-05-23 18:16:57] [INFO ] Added : 0 causal constraints over 0 iterations in 813 ms. Result :sat
Minimization took 586 ms.
[2024-05-23 18:16:58] [INFO ] [Real]Absence check using 3 positive place invariants in 15 ms returned sat
[2024-05-23 18:16:58] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:16:59] [INFO ] [Real]Absence check using state equation in 752 ms returned sat
[2024-05-23 18:16:59] [INFO ] [Real]Added 479 Read/Feed constraints in 159 ms returned sat
[2024-05-23 18:16:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:16:59] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 18:16:59] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 17 ms returned sat
[2024-05-23 18:17:00] [INFO ] [Nat]Absence check using state equation in 783 ms returned sat
[2024-05-23 18:17:00] [INFO ] [Nat]Added 479 Read/Feed constraints in 177 ms returned sat
[2024-05-23 18:17:01] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 452 ms.
[2024-05-23 18:17:01] [INFO ] Added : 2 causal constraints over 1 iterations in 774 ms. Result :sat
Minimization took 578 ms.
[2024-05-23 18:17:02] [INFO ] [Real]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 18:17:02] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:17:03] [INFO ] [Real]Absence check using state equation in 748 ms returned sat
[2024-05-23 18:17:03] [INFO ] [Real]Added 479 Read/Feed constraints in 216 ms returned sat
[2024-05-23 18:17:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:17:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 19 ms returned sat
[2024-05-23 18:17:03] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 18:17:04] [INFO ] [Nat]Absence check using state equation in 723 ms returned sat
[2024-05-23 18:17:04] [INFO ] [Nat]Added 479 Read/Feed constraints in 130 ms returned sat
[2024-05-23 18:17:05] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 401 ms.
[2024-05-23 18:17:05] [INFO ] Added : 1 causal constraints over 1 iterations in 719 ms. Result :sat
Minimization took 584 ms.
[2024-05-23 18:17:06] [INFO ] [Real]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 18:17:06] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:17:06] [INFO ] [Real]Absence check using state equation in 740 ms returned sat
[2024-05-23 18:17:07] [INFO ] [Real]Added 479 Read/Feed constraints in 147 ms returned sat
[2024-05-23 18:17:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:17:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 25 ms returned sat
[2024-05-23 18:17:07] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 5 ms returned sat
[2024-05-23 18:17:08] [INFO ] [Nat]Absence check using state equation in 750 ms returned sat
[2024-05-23 18:17:08] [INFO ] [Nat]Added 479 Read/Feed constraints in 99 ms returned sat
[2024-05-23 18:17:08] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 401 ms.
[2024-05-23 18:17:09] [INFO ] Added : 1 causal constraints over 1 iterations in 737 ms. Result :sat
Minimization took 579 ms.
[2024-05-23 18:17:09] [INFO ] [Real]Absence check using 3 positive place invariants in 21 ms returned sat
[2024-05-23 18:17:09] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 3 ms returned sat
[2024-05-23 18:17:10] [INFO ] [Real]Absence check using state equation in 752 ms returned sat
[2024-05-23 18:17:10] [INFO ] [Real]Added 479 Read/Feed constraints in 130 ms returned sat
[2024-05-23 18:17:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:17:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 18:17:11] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 18:17:11] [INFO ] [Nat]Absence check using state equation in 766 ms returned sat
[2024-05-23 18:17:12] [INFO ] [Nat]Added 479 Read/Feed constraints in 132 ms returned sat
[2024-05-23 18:17:12] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 416 ms.
[2024-05-23 18:17:14] [INFO ] Deduced a trap composed of 142 places in 1305 ms of which 94 ms to minimize.
[2024-05-23 18:17:16] [INFO ] Deduced a trap composed of 136 places in 2500 ms of which 11 ms to minimize.
[2024-05-23 18:17:16] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 5
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:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1128)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
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:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-23 18:17:17] [INFO ] [Real]Absence check using 3 positive place invariants in 18 ms returned sat
[2024-05-23 18:17:17] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:17:17] [INFO ] [Real]Absence check using state equation in 731 ms returned sat
[2024-05-23 18:17:18] [INFO ] [Real]Added 479 Read/Feed constraints in 159 ms returned sat
[2024-05-23 18:17:18] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:17:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 21 ms returned sat
[2024-05-23 18:17:18] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-23 18:17:19] [INFO ] [Nat]Absence check using state equation in 760 ms returned sat
[2024-05-23 18:17:19] [INFO ] [Nat]Added 479 Read/Feed constraints in 112 ms returned sat
[2024-05-23 18:17:19] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 411 ms.
[2024-05-23 18:17:20] [INFO ] Added : 2 causal constraints over 1 iterations in 738 ms. Result :sat
Minimization took 579 ms.
[2024-05-23 18:17:20] [INFO ] [Real]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 18:17:20] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:17:21] [INFO ] [Real]Absence check using state equation in 713 ms returned sat
[2024-05-23 18:17:21] [INFO ] [Real]Added 479 Read/Feed constraints in 184 ms returned sat
[2024-05-23 18:17:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:17:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 22 ms returned sat
[2024-05-23 18:17:22] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 18:17:22] [INFO ] [Nat]Absence check using state equation in 739 ms returned sat
[2024-05-23 18:17:23] [INFO ] [Nat]Added 479 Read/Feed constraints in 167 ms returned sat
[2024-05-23 18:17:24] [INFO ] Deduced a trap composed of 134 places in 1195 ms of which 11 ms to minimize.
[2024-05-23 18:17:25] [INFO ] Deduced a trap composed of 133 places in 1141 ms of which 10 ms to minimize.
[2024-05-23 18:17:26] [INFO ] Deduced a trap composed of 147 places in 1161 ms of which 10 ms to minimize.
[2024-05-23 18:17:26] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 3890 ms
[2024-05-23 18:17:27] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")... while checking expression at index 7
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:954)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
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:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-23 18:17:27] [INFO ] [Real]Absence check using 3 positive place invariants in 17 ms returned sat
[2024-05-23 18:17:27] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:17:27] [INFO ] [Real]Absence check using state equation in 726 ms returned sat
[2024-05-23 18:17:28] [INFO ] [Real]Added 479 Read/Feed constraints in 158 ms returned sat
[2024-05-23 18:17:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:17:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 18:17:28] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 18:17:29] [INFO ] [Nat]Absence check using state equation in 707 ms returned sat
[2024-05-23 18:17:29] [INFO ] [Nat]Added 479 Read/Feed constraints in 85 ms returned sat
[2024-05-23 18:17:29] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 403 ms.
[2024-05-23 18:17:30] [INFO ] Added : 2 causal constraints over 1 iterations in 717 ms. Result :sat
Minimization took 580 ms.
[2024-05-23 18:17:30] [INFO ] [Real]Absence check using 3 positive place invariants in 19 ms returned sat
[2024-05-23 18:17:30] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:17:31] [INFO ] [Real]Absence check using state equation in 705 ms returned sat
[2024-05-23 18:17:31] [INFO ] [Real]Added 479 Read/Feed constraints in 169 ms returned sat
[2024-05-23 18:17:31] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:17:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 18:17:32] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:17:32] [INFO ] [Nat]Absence check using state equation in 718 ms returned sat
[2024-05-23 18:17:32] [INFO ] [Nat]Added 479 Read/Feed constraints in 94 ms returned sat
[2024-05-23 18:17:33] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 397 ms.
[2024-05-23 18:17:33] [INFO ] Added : 2 causal constraints over 1 iterations in 719 ms. Result :sat
Minimization took 578 ms.
[2024-05-23 18:17:34] [INFO ] [Real]Absence check using 3 positive place invariants in 18 ms returned sat
[2024-05-23 18:17:34] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 18:17:35] [INFO ] [Real]Absence check using state equation in 724 ms returned sat
[2024-05-23 18:17:35] [INFO ] [Real]Added 479 Read/Feed constraints in 152 ms returned sat
[2024-05-23 18:17:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:17:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 19 ms returned sat
[2024-05-23 18:17:35] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 4 ms returned sat
[2024-05-23 18:17:36] [INFO ] [Nat]Absence check using state equation in 701 ms returned sat
[2024-05-23 18:17:36] [INFO ] [Nat]Added 479 Read/Feed constraints in 91 ms returned sat
[2024-05-23 18:17:37] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 414 ms.
[2024-05-23 18:17:37] [INFO ] Added : 0 causal constraints over 0 iterations in 636 ms. Result :sat
Minimization took 585 ms.
[2024-05-23 18:17:38] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-23 18:17:38] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 18:17:38] [INFO ] [Real]Absence check using state equation in 686 ms returned sat
[2024-05-23 18:17:38] [INFO ] [Real]Added 479 Read/Feed constraints in 118 ms returned sat
[2024-05-23 18:17:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:17:39] [INFO ] [Nat]Absence check using 3 positive place invariants in 20 ms returned sat
[2024-05-23 18:17:39] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 18:17:39] [INFO ] [Nat]Absence check using state equation in 665 ms returned sat
[2024-05-23 18:17:39] [INFO ] [Nat]Added 479 Read/Feed constraints in 101 ms returned sat
[2024-05-23 18:17:40] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 397 ms.
[2024-05-23 18:17:42] [INFO ] Deduced a trap composed of 142 places in 1157 ms of which 18 ms to minimize.
[2024-05-23 18:17:43] [INFO ] Deduced a trap composed of 136 places in 1081 ms of which 11 ms to minimize.
[2024-05-23 18:17:44] [INFO ] Deduced a trap composed of 134 places in 1139 ms of which 10 ms to minimize.
[2024-05-23 18:17:44] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 11
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:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1128)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
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:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 0] Max Struct:[32, 32, 32, +inf, +inf, +inf, +inf, +inf, 1, +inf, 32, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 0] Max Struct:[32, 32, 32, +inf, +inf, +inf, +inf, +inf, 1, +inf, 32, +inf]
Support contains 12 out of 1628 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1628/1628 places, 5962/5962 transitions.
Graph (complete) has 7332 edges and 1628 vertex of which 1422 are kept as prefixes of interest. Removing 206 places using SCC suffix rule.12 ms
Discarding 206 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 379 transitions
Reduce isomorphic transitions removed 379 transitions.
Iterating post reduction 0 with 379 rules applied. Total rules applied 380 place count 1422 transition count 5583
Discarding 299 places :
Symmetric choice reduction at 1 with 299 rule applications. Total rules 679 place count 1123 transition count 3303
Iterating global reduction 1 with 299 rules applied. Total rules applied 978 place count 1123 transition count 3303
Ensure Unique test removed 356 transitions
Reduce isomorphic transitions removed 356 transitions.
Iterating post reduction 1 with 356 rules applied. Total rules applied 1334 place count 1123 transition count 2947
Discarding 156 places :
Symmetric choice reduction at 2 with 156 rule applications. Total rules 1490 place count 967 transition count 2635
Iterating global reduction 2 with 156 rules applied. Total rules applied 1646 place count 967 transition count 2635
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 2 with 68 rules applied. Total rules applied 1714 place count 967 transition count 2567
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1728 place count 953 transition count 2539
Iterating global reduction 3 with 14 rules applied. Total rules applied 1742 place count 953 transition count 2539
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1756 place count 939 transition count 2511
Iterating global reduction 3 with 14 rules applied. Total rules applied 1770 place count 939 transition count 2511
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1784 place count 925 transition count 2483
Iterating global reduction 3 with 14 rules applied. Total rules applied 1798 place count 925 transition count 2483
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1812 place count 911 transition count 2455
Iterating global reduction 3 with 14 rules applied. Total rules applied 1826 place count 911 transition count 2455
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1840 place count 897 transition count 2427
Iterating global reduction 3 with 14 rules applied. Total rules applied 1854 place count 897 transition count 2427
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1867 place count 884 transition count 2401
Iterating global reduction 3 with 13 rules applied. Total rules applied 1880 place count 884 transition count 2401
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1893 place count 871 transition count 2375
Iterating global reduction 3 with 13 rules applied. Total rules applied 1906 place count 871 transition count 2375
Discarding 54 places :
Symmetric choice reduction at 3 with 54 rule applications. Total rules 1960 place count 817 transition count 2173
Iterating global reduction 3 with 54 rules applied. Total rules applied 2014 place count 817 transition count 2173
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 2073 place count 758 transition count 1937
Iterating global reduction 3 with 59 rules applied. Total rules applied 2132 place count 758 transition count 1937
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 2190 place count 700 transition count 1797
Iterating global reduction 3 with 58 rules applied. Total rules applied 2248 place count 700 transition count 1797
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 2306 place count 642 transition count 1681
Iterating global reduction 3 with 58 rules applied. Total rules applied 2364 place count 642 transition count 1681
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 2421 place count 585 transition count 1567
Iterating global reduction 3 with 57 rules applied. Total rules applied 2478 place count 585 transition count 1567
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 2535 place count 528 transition count 1453
Iterating global reduction 3 with 57 rules applied. Total rules applied 2592 place count 528 transition count 1453
Discarding 56 places :
Symmetric choice reduction at 3 with 56 rule applications. Total rules 2648 place count 472 transition count 1341
Iterating global reduction 3 with 56 rules applied. Total rules applied 2704 place count 472 transition count 1341
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 2716 place count 460 transition count 1317
Iterating global reduction 3 with 12 rules applied. Total rules applied 2728 place count 460 transition count 1317
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 3 with 10 rules applied. Total rules applied 2738 place count 460 transition count 1307
Applied a total of 2738 rules in 1767 ms. Remains 460 /1628 variables (removed 1168) and now considering 1307/5962 (removed 4655) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1791 ms. Remains : 460/1628 places, 1307/5962 transitions.
[2024-05-23 18:17:46] [INFO ] Flow matrix only has 756 transitions (discarded 551 similar events)
Found an invariant !
This invariant on transitions {210=1, 335=1, 539=1, 742=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 377=1, 709=1, 750=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 236 ms. (steps per millisecond=42 ) properties (out of 12) seen :[0, 1, 2, 4, 2, 2, 0, 3, 1, 2, 1, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[1, 1, 2, 4, 2, 2, 0, 3, 1, 2, 1, 2] Max Struct:[32, 32, 32, +inf, +inf, +inf, +inf, +inf, 1, +inf, 32, +inf]
[2024-05-23 18:17:46] [INFO ] Flow matrix only has 756 transitions (discarded 551 similar events)
// Phase 1: matrix 756 rows 460 cols
[2024-05-23 18:17:46] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 2, 4, 2, 2, 0, 3, 1, 2, 1, 2] Max Struct:[32, 32, 32, +inf, +inf, +inf, +inf, +inf, 1, +inf, 32, +inf]
FORMULA FunctionPointer-PT-c032-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (2 resets) in 2475 ms. (403 steps per ms)
BEST_FIRST walk for 11000011 steps (22 resets) in 11002 ms. (999 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 1, 2, 12, 174, 156, 105, 24, 119, 2, 101] Max Struct:[32, 32, 32, +inf, +inf, +inf, +inf, +inf, +inf, 32, +inf]
[2024-05-23 18:18:00] [INFO ] Flow matrix only has 756 transitions (discarded 551 similar events)
[2024-05-23 18:18:00] [INFO ] Invariant cache hit.
[2024-05-23 18:18:00] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:00] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-23 18:18:00] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 18:18:00] [INFO ] [Real]Added 94 Read/Feed constraints in 53 ms returned sat
[2024-05-23 18:18:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:01] [INFO ] [Nat]Absence check using state equation in 233 ms returned sat
[2024-05-23 18:18:01] [INFO ] [Nat]Added 94 Read/Feed constraints in 34 ms returned sat
[2024-05-23 18:18:01] [INFO ] Computed and/alt/rep : 101/217/96 causal constraints (skipped 658 transitions) in 72 ms.
[2024-05-23 18:18:01] [INFO ] Added : 1 causal constraints over 1 iterations in 166 ms. Result :sat
Minimization took 287 ms.
[2024-05-23 18:18:01] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2024-05-23 18:18:01] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:18:01] [INFO ] [Real]Added 94 Read/Feed constraints in 31 ms returned sat
[2024-05-23 18:18:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:02] [INFO ] [Nat]Absence check using state equation in 170 ms returned sat
[2024-05-23 18:18:02] [INFO ] [Nat]Added 94 Read/Feed constraints in 29 ms returned sat
[2024-05-23 18:18:02] [INFO ] Computed and/alt/rep : 101/217/96 causal constraints (skipped 658 transitions) in 65 ms.
[2024-05-23 18:18:02] [INFO ] Added : 0 causal constraints over 0 iterations in 125 ms. Result :sat
Minimization took 273 ms.
[2024-05-23 18:18:02] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2024-05-23 18:18:02] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 18:18:02] [INFO ] [Real]Added 94 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:18:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:03] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:18:03] [INFO ] [Nat]Added 94 Read/Feed constraints in 33 ms returned sat
[2024-05-23 18:18:03] [INFO ] Computed and/alt/rep : 101/217/96 causal constraints (skipped 658 transitions) in 72 ms.
[2024-05-23 18:18:03] [INFO ] Added : 1 causal constraints over 1 iterations in 161 ms. Result :sat
Minimization took 276 ms.
[2024-05-23 18:18:03] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:03] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2024-05-23 18:18:04] [INFO ] [Real]Added 94 Read/Feed constraints in 40 ms returned sat
[2024-05-23 18:18:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:04] [INFO ] [Nat]Absence check using state equation in 150 ms returned sat
[2024-05-23 18:18:04] [INFO ] [Nat]Added 94 Read/Feed constraints in 44 ms returned sat
[2024-05-23 18:18:04] [INFO ] Deduced a trap composed of 127 places in 187 ms of which 3 ms to minimize.
[2024-05-23 18:18:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 252 ms
[2024-05-23 18:18:04] [INFO ] Computed and/alt/rep : 101/217/96 causal constraints (skipped 658 transitions) in 64 ms.
[2024-05-23 18:18:04] [INFO ] Added : 1 causal constraints over 1 iterations in 154 ms. Result :sat
Minimization took 270 ms.
[2024-05-23 18:18:05] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:05] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:18:05] [INFO ] [Real]Added 94 Read/Feed constraints in 70 ms returned sat
[2024-05-23 18:18:05] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:05] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:05] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:18:05] [INFO ] [Nat]Added 94 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:18:05] [INFO ] Deduced a trap composed of 95 places in 213 ms of which 4 ms to minimize.
[2024-05-23 18:18:06] [INFO ] Deduced a trap composed of 88 places in 235 ms of which 3 ms to minimize.
[2024-05-23 18:18:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 523 ms
[2024-05-23 18:18:06] [INFO ] Computed and/alt/rep : 101/217/96 causal constraints (skipped 658 transitions) in 66 ms.
[2024-05-23 18:18:06] [INFO ] Added : 1 causal constraints over 1 iterations in 194 ms. Result :sat
Minimization took 295 ms.
[2024-05-23 18:18:06] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:06] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 18:18:06] [INFO ] [Real]Added 94 Read/Feed constraints in 33 ms returned sat
[2024-05-23 18:18:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:07] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2024-05-23 18:18:07] [INFO ] [Nat]Added 94 Read/Feed constraints in 27 ms returned sat
[2024-05-23 18:18:07] [INFO ] Computed and/alt/rep : 101/217/96 causal constraints (skipped 658 transitions) in 66 ms.
[2024-05-23 18:18:07] [INFO ] Added : 9 causal constraints over 3 iterations in 231 ms. Result :sat
Minimization took 271 ms.
[2024-05-23 18:18:07] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:07] [INFO ] [Real]Absence check using state equation in 161 ms returned sat
[2024-05-23 18:18:08] [INFO ] [Real]Added 94 Read/Feed constraints in 40 ms returned sat
[2024-05-23 18:18:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:08] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:18:08] [INFO ] [Nat]Added 94 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:18:08] [INFO ] Deduced a trap composed of 95 places in 233 ms of which 3 ms to minimize.
[2024-05-23 18:18:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 277 ms
[2024-05-23 18:18:08] [INFO ] Computed and/alt/rep : 101/217/96 causal constraints (skipped 658 transitions) in 65 ms.
[2024-05-23 18:18:08] [INFO ] Added : 13 causal constraints over 4 iterations in 269 ms. Result :sat
Minimization took 270 ms.
[2024-05-23 18:18:09] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:09] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:18:09] [INFO ] [Real]Added 94 Read/Feed constraints in 35 ms returned sat
[2024-05-23 18:18:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:09] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:18:09] [INFO ] [Nat]Added 94 Read/Feed constraints in 67 ms returned sat
[2024-05-23 18:18:09] [INFO ] Deduced a trap composed of 127 places in 210 ms of which 3 ms to minimize.
[2024-05-23 18:18:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 257 ms
[2024-05-23 18:18:10] [INFO ] Computed and/alt/rep : 101/217/96 causal constraints (skipped 658 transitions) in 60 ms.
[2024-05-23 18:18:10] [INFO ] Added : 2 causal constraints over 1 iterations in 152 ms. Result :sat
Minimization took 305 ms.
[2024-05-23 18:18:10] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:10] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:18:10] [INFO ] [Real]Added 94 Read/Feed constraints in 41 ms returned sat
[2024-05-23 18:18:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:10] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:18:11] [INFO ] [Nat]Added 94 Read/Feed constraints in 34 ms returned sat
[2024-05-23 18:18:11] [INFO ] Deduced a trap composed of 95 places in 206 ms of which 3 ms to minimize.
[2024-05-23 18:18:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 260 ms
[2024-05-23 18:18:11] [INFO ] Computed and/alt/rep : 101/217/96 causal constraints (skipped 658 transitions) in 61 ms.
[2024-05-23 18:18:11] [INFO ] Added : 9 causal constraints over 3 iterations in 229 ms. Result :sat
Minimization took 268 ms.
[2024-05-23 18:18:11] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:12] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2024-05-23 18:18:12] [INFO ] [Real]Added 94 Read/Feed constraints in 32 ms returned sat
[2024-05-23 18:18:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:12] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:18:12] [INFO ] [Nat]Added 94 Read/Feed constraints in 28 ms returned sat
[2024-05-23 18:18:12] [INFO ] Computed and/alt/rep : 101/217/96 causal constraints (skipped 658 transitions) in 67 ms.
[2024-05-23 18:18:12] [INFO ] Added : 0 causal constraints over 0 iterations in 125 ms. Result :sat
Minimization took 267 ms.
[2024-05-23 18:18:12] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:13] [INFO ] [Real]Absence check using state equation in 171 ms returned sat
[2024-05-23 18:18:13] [INFO ] [Real]Added 94 Read/Feed constraints in 35 ms returned sat
[2024-05-23 18:18:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:13] [INFO ] [Nat]Absence check using state equation in 145 ms returned sat
[2024-05-23 18:18:13] [INFO ] [Nat]Added 94 Read/Feed constraints in 30 ms returned sat
[2024-05-23 18:18:13] [INFO ] Computed and/alt/rep : 101/217/96 causal constraints (skipped 658 transitions) in 66 ms.
[2024-05-23 18:18:13] [INFO ] Added : 15 causal constraints over 5 iterations in 309 ms. Result :sat
Minimization took 270 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 1, 2, 12, 174, 156, 105, 24, 119, 2, 101] Max Struct:[32, 32, 32, +inf, +inf, +inf, +inf, +inf, +inf, 32, +inf]
FORMULA FunctionPointer-PT-c032-UpperBounds-14 32 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA FunctionPointer-PT-c032-UpperBounds-02 32 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 12, 174, 156, 105, 24, 119, 101] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 460 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 460/460 places, 1307/1307 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 459 transition count 1305
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 459 transition count 1305
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 458 transition count 1303
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 458 transition count 1303
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 457 transition count 1301
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 457 transition count 1301
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 456 transition count 1299
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 456 transition count 1299
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 455 transition count 1297
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 455 transition count 1297
Applied a total of 10 rules in 104 ms. Remains 455 /460 variables (removed 5) and now considering 1297/1307 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 455/460 places, 1297/1307 transitions.
[2024-05-23 18:18:15] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 9) seen :[1, 0, 0, 0, 3, 1, 3, 2, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 12, 174, 156, 105, 24, 119, 101] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:18:15] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
// Phase 1: matrix 747 rows 455 cols
[2024-05-23 18:18:15] [INFO ] Computed 3 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 12, 174, 156, 105, 24, 119, 101] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2413 ms. (414 steps per ms)
BEST_FIRST walk for 9000008 steps (18 resets) in 8782 ms. (1024 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 16, 174, 156, 105, 24, 197, 101] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:18:26] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:18:26] [INFO ] Invariant cache hit.
[2024-05-23 18:18:26] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:26] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:18:26] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:18:26] [INFO ] [Real]Added 91 Read/Feed constraints in 79 ms returned sat
[2024-05-23 18:18:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:27] [INFO ] [Nat]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:18:27] [INFO ] [Nat]Added 91 Read/Feed constraints in 58 ms returned sat
[2024-05-23 18:18:27] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 71 ms.
[2024-05-23 18:18:27] [INFO ] Added : 1 causal constraints over 1 iterations in 163 ms. Result :sat
Minimization took 264 ms.
[2024-05-23 18:18:27] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:27] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2024-05-23 18:18:28] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 18:18:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:28] [INFO ] [Nat]Absence check using state equation in 189 ms returned sat
[2024-05-23 18:18:28] [INFO ] [Nat]Added 91 Read/Feed constraints in 41 ms returned sat
[2024-05-23 18:18:28] [INFO ] Deduced a trap composed of 126 places in 247 ms of which 3 ms to minimize.
[2024-05-23 18:18:28] [INFO ] Deduced a trap composed of 131 places in 184 ms of which 3 ms to minimize.
[2024-05-23 18:18:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 497 ms
[2024-05-23 18:18:28] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:18:29] [INFO ] Added : 1 causal constraints over 1 iterations in 159 ms. Result :sat
Minimization took 263 ms.
[2024-05-23 18:18:29] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:29] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 18:18:29] [INFO ] [Real]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 18:18:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:29] [INFO ] [Nat]Absence check using state equation in 171 ms returned sat
[2024-05-23 18:18:29] [INFO ] [Nat]Added 91 Read/Feed constraints in 24 ms returned sat
[2024-05-23 18:18:29] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 73 ms.
[2024-05-23 18:18:30] [INFO ] Added : 1 causal constraints over 1 iterations in 168 ms. Result :sat
Minimization took 252 ms.
[2024-05-23 18:18:30] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:30] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:18:30] [INFO ] [Real]Added 91 Read/Feed constraints in 23 ms returned sat
[2024-05-23 18:18:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:30] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2024-05-23 18:18:30] [INFO ] [Nat]Added 91 Read/Feed constraints in 21 ms returned sat
[2024-05-23 18:18:31] [INFO ] Deduced a trap composed of 169 places in 231 ms of which 3 ms to minimize.
[2024-05-23 18:18:31] [INFO ] Deduced a trap composed of 162 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:18:31] [INFO ] Deduced a trap composed of 143 places in 213 ms of which 3 ms to minimize.
[2024-05-23 18:18:31] [INFO ] Deduced a trap composed of 141 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:18:32] [INFO ] Deduced a trap composed of 138 places in 219 ms of which 3 ms to minimize.
[2024-05-23 18:18:32] [INFO ] Deduced a trap composed of 137 places in 220 ms of which 6 ms to minimize.
[2024-05-23 18:18:32] [INFO ] Deduced a trap composed of 172 places in 216 ms of which 3 ms to minimize.
[2024-05-23 18:18:32] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1709 ms
[2024-05-23 18:18:32] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 59 ms.
[2024-05-23 18:18:32] [INFO ] Added : 1 causal constraints over 1 iterations in 140 ms. Result :sat
Minimization took 266 ms.
[2024-05-23 18:18:33] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:33] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2024-05-23 18:18:33] [INFO ] [Real]Added 91 Read/Feed constraints in 28 ms returned sat
[2024-05-23 18:18:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:33] [INFO ] [Nat]Absence check using state equation in 153 ms returned sat
[2024-05-23 18:18:33] [INFO ] [Nat]Added 91 Read/Feed constraints in 19 ms returned sat
[2024-05-23 18:18:33] [INFO ] Deduced a trap composed of 178 places in 205 ms of which 4 ms to minimize.
[2024-05-23 18:18:33] [INFO ] Deduced a trap composed of 172 places in 207 ms of which 3 ms to minimize.
[2024-05-23 18:18:34] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 479 ms
[2024-05-23 18:18:34] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:18:34] [INFO ] Added : 13 causal constraints over 4 iterations in 269 ms. Result :sat
Minimization took 261 ms.
[2024-05-23 18:18:34] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2024-05-23 18:18:34] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2024-05-23 18:18:34] [INFO ] [Real]Added 91 Read/Feed constraints in 61 ms returned sat
[2024-05-23 18:18:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:35] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:18:35] [INFO ] [Nat]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 18:18:35] [INFO ] Deduced a trap composed of 178 places in 208 ms of which 3 ms to minimize.
[2024-05-23 18:18:35] [INFO ] Deduced a trap composed of 161 places in 212 ms of which 3 ms to minimize.
[2024-05-23 18:18:35] [INFO ] Deduced a trap composed of 159 places in 212 ms of which 3 ms to minimize.
[2024-05-23 18:18:36] [INFO ] Deduced a trap composed of 147 places in 215 ms of which 2 ms to minimize.
[2024-05-23 18:18:36] [INFO ] Deduced a trap composed of 137 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:18:36] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1215 ms
[2024-05-23 18:18:36] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 65 ms.
[2024-05-23 18:18:36] [INFO ] Added : 11 causal constraints over 4 iterations in 254 ms. Result :sat
Minimization took 260 ms.
[2024-05-23 18:18:37] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:37] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:18:37] [INFO ] [Real]Added 91 Read/Feed constraints in 32 ms returned sat
[2024-05-23 18:18:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:37] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:18:37] [INFO ] [Nat]Added 91 Read/Feed constraints in 50 ms returned sat
[2024-05-23 18:18:37] [INFO ] Deduced a trap composed of 206 places in 208 ms of which 3 ms to minimize.
[2024-05-23 18:18:37] [INFO ] Deduced a trap composed of 172 places in 214 ms of which 4 ms to minimize.
[2024-05-23 18:18:38] [INFO ] Deduced a trap composed of 170 places in 230 ms of which 3 ms to minimize.
[2024-05-23 18:18:38] [INFO ] Deduced a trap composed of 152 places in 240 ms of which 3 ms to minimize.
[2024-05-23 18:18:38] [INFO ] Deduced a trap composed of 143 places in 212 ms of which 6 ms to minimize.
[2024-05-23 18:18:38] [INFO ] Deduced a trap composed of 134 places in 212 ms of which 3 ms to minimize.
[2024-05-23 18:18:39] [INFO ] Deduced a trap composed of 131 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:18:39] [INFO ] Deduced a trap composed of 91 places in 213 ms of which 3 ms to minimize.
[2024-05-23 18:18:39] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1937 ms
[2024-05-23 18:18:39] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 66 ms.
[2024-05-23 18:18:39] [INFO ] Added : 2 causal constraints over 1 iterations in 167 ms. Result :sat
Minimization took 275 ms.
[2024-05-23 18:18:39] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:40] [INFO ] [Real]Absence check using state equation in 166 ms returned sat
[2024-05-23 18:18:40] [INFO ] [Real]Added 91 Read/Feed constraints in 46 ms returned sat
[2024-05-23 18:18:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:40] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:40] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:18:40] [INFO ] [Nat]Added 91 Read/Feed constraints in 34 ms returned sat
[2024-05-23 18:18:40] [INFO ] Deduced a trap composed of 178 places in 207 ms of which 3 ms to minimize.
[2024-05-23 18:18:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 250 ms
[2024-05-23 18:18:40] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 79 ms.
[2024-05-23 18:18:41] [INFO ] Added : 11 causal constraints over 4 iterations in 277 ms. Result :sat
Minimization took 264 ms.
[2024-05-23 18:18:41] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:18:41] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:18:41] [INFO ] [Real]Added 91 Read/Feed constraints in 41 ms returned sat
[2024-05-23 18:18:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:18:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:18:41] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:18:41] [INFO ] [Nat]Added 91 Read/Feed constraints in 24 ms returned sat
[2024-05-23 18:18:42] [INFO ] Deduced a trap composed of 178 places in 213 ms of which 3 ms to minimize.
[2024-05-23 18:18:42] [INFO ] Deduced a trap composed of 178 places in 214 ms of which 3 ms to minimize.
[2024-05-23 18:18:42] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 511 ms
[2024-05-23 18:18:42] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:18:42] [INFO ] Added : 11 causal constraints over 4 iterations in 254 ms. Result :sat
Minimization took 265 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 16, 174, 156, 105, 24, 197, 101] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 16, 174, 156, 105, 24, 197, 101] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 53 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 48 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:18:45] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:18:45] [INFO ] Invariant cache hit.
[2024-05-23 18:18:45] [INFO ] Implicit Places using invariants in 347 ms returned []
[2024-05-23 18:18:45] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:18:45] [INFO ] Invariant cache hit.
[2024-05-23 18:18:45] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:18:46] [INFO ] Implicit Places using invariants and state equation in 1496 ms returned []
Implicit Place search using SMT with State Equation took 1844 ms to find 0 implicit places.
[2024-05-23 18:18:46] [INFO ] Redundant transitions in 76 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:18:47] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:18:47] [INFO ] Invariant cache hit.
[2024-05-23 18:18:47] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:19:03] [INFO ] Deduced a trap composed of 131 places in 113 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 64881ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 64907ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66902 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:19:51] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 9) seen :[1, 1, 4, 2, 1, 2, 0, 2, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 16, 174, 156, 105, 24, 197, 101] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:19:52] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:19:52] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 16, 174, 156, 105, 24, 197, 101] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2246 ms. (445 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 9711 ms. (926 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 115, 174, 156, 105, 24, 210, 119] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:20:04] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:20:04] [INFO ] Invariant cache hit.
[2024-05-23 18:20:04] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:20:04] [INFO ] [Real]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:20:04] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:20:04] [INFO ] [Real]Added 91 Read/Feed constraints in 53 ms returned sat
[2024-05-23 18:20:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:20:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:20:04] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:20:04] [INFO ] [Nat]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 18:20:04] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 64 ms.
[2024-05-23 18:20:04] [INFO ] Added : 1 causal constraints over 1 iterations in 157 ms. Result :sat
Minimization took 269 ms.
[2024-05-23 18:20:05] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:20:05] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:20:05] [INFO ] [Real]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 18:20:05] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:20:05] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:20:05] [INFO ] [Nat]Absence check using state equation in 147 ms returned sat
[2024-05-23 18:20:05] [INFO ] [Nat]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 18:20:06] [INFO ] Deduced a trap composed of 126 places in 218 ms of which 3 ms to minimize.
[2024-05-23 18:20:06] [INFO ] Deduced a trap composed of 131 places in 192 ms of which 3 ms to minimize.
[2024-05-23 18:20:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 493 ms
[2024-05-23 18:20:06] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 65 ms.
[2024-05-23 18:20:06] [INFO ] Added : 1 causal constraints over 1 iterations in 156 ms. Result :sat
Minimization took 258 ms.
[2024-05-23 18:20:06] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:20:06] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:20:07] [INFO ] [Real]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 18:20:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:20:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:20:07] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:20:07] [INFO ] [Nat]Added 91 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:20:07] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 66 ms.
[2024-05-23 18:20:07] [INFO ] Added : 1 causal constraints over 1 iterations in 155 ms. Result :sat
Minimization took 257 ms.
[2024-05-23 18:20:07] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:20:08] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2024-05-23 18:20:08] [INFO ] [Real]Added 91 Read/Feed constraints in 21 ms returned sat
[2024-05-23 18:20:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:20:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:20:08] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:20:08] [INFO ] [Nat]Added 91 Read/Feed constraints in 20 ms returned sat
[2024-05-23 18:20:08] [INFO ] Deduced a trap composed of 169 places in 219 ms of which 3 ms to minimize.
[2024-05-23 18:20:08] [INFO ] Deduced a trap composed of 162 places in 224 ms of which 3 ms to minimize.
[2024-05-23 18:20:09] [INFO ] Deduced a trap composed of 143 places in 242 ms of which 3 ms to minimize.
[2024-05-23 18:20:09] [INFO ] Deduced a trap composed of 141 places in 229 ms of which 3 ms to minimize.
[2024-05-23 18:20:09] [INFO ] Deduced a trap composed of 138 places in 221 ms of which 16 ms to minimize.
[2024-05-23 18:20:09] [INFO ] Deduced a trap composed of 137 places in 223 ms of which 2 ms to minimize.
[2024-05-23 18:20:10] [INFO ] Deduced a trap composed of 172 places in 249 ms of which 3 ms to minimize.
[2024-05-23 18:20:10] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1827 ms
[2024-05-23 18:20:10] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 69 ms.
[2024-05-23 18:20:10] [INFO ] Added : 1 causal constraints over 1 iterations in 177 ms. Result :sat
Minimization took 270 ms.
[2024-05-23 18:20:10] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:20:10] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:20:10] [INFO ] [Real]Added 91 Read/Feed constraints in 26 ms returned sat
[2024-05-23 18:20:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:20:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:20:11] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:20:11] [INFO ] [Nat]Added 91 Read/Feed constraints in 20 ms returned sat
[2024-05-23 18:20:11] [INFO ] Deduced a trap composed of 178 places in 238 ms of which 3 ms to minimize.
[2024-05-23 18:20:11] [INFO ] Deduced a trap composed of 172 places in 222 ms of which 3 ms to minimize.
[2024-05-23 18:20:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 528 ms
[2024-05-23 18:20:11] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 69 ms.
[2024-05-23 18:20:11] [INFO ] Added : 13 causal constraints over 4 iterations in 287 ms. Result :sat
Minimization took 267 ms.
[2024-05-23 18:20:12] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:20:12] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:20:12] [INFO ] [Real]Added 91 Read/Feed constraints in 62 ms returned sat
[2024-05-23 18:20:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:20:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2024-05-23 18:20:12] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2024-05-23 18:20:12] [INFO ] [Nat]Added 91 Read/Feed constraints in 38 ms returned sat
[2024-05-23 18:20:13] [INFO ] Deduced a trap composed of 178 places in 225 ms of which 3 ms to minimize.
[2024-05-23 18:20:13] [INFO ] Deduced a trap composed of 161 places in 213 ms of which 3 ms to minimize.
[2024-05-23 18:20:13] [INFO ] Deduced a trap composed of 159 places in 221 ms of which 3 ms to minimize.
[2024-05-23 18:20:13] [INFO ] Deduced a trap composed of 147 places in 202 ms of which 3 ms to minimize.
[2024-05-23 18:20:14] [INFO ] Deduced a trap composed of 137 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:20:14] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1244 ms
[2024-05-23 18:20:14] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 69 ms.
[2024-05-23 18:20:14] [INFO ] Added : 11 causal constraints over 4 iterations in 256 ms. Result :sat
Minimization took 266 ms.
[2024-05-23 18:20:14] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:20:14] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:20:14] [INFO ] [Real]Added 91 Read/Feed constraints in 30 ms returned sat
[2024-05-23 18:20:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:20:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:20:15] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2024-05-23 18:20:15] [INFO ] [Nat]Added 91 Read/Feed constraints in 48 ms returned sat
[2024-05-23 18:20:15] [INFO ] Deduced a trap composed of 206 places in 217 ms of which 3 ms to minimize.
[2024-05-23 18:20:15] [INFO ] Deduced a trap composed of 172 places in 203 ms of which 3 ms to minimize.
[2024-05-23 18:20:15] [INFO ] Deduced a trap composed of 170 places in 215 ms of which 2 ms to minimize.
[2024-05-23 18:20:16] [INFO ] Deduced a trap composed of 152 places in 208 ms of which 3 ms to minimize.
[2024-05-23 18:20:16] [INFO ] Deduced a trap composed of 143 places in 205 ms of which 3 ms to minimize.
[2024-05-23 18:20:16] [INFO ] Deduced a trap composed of 134 places in 205 ms of which 3 ms to minimize.
[2024-05-23 18:20:16] [INFO ] Deduced a trap composed of 131 places in 202 ms of which 3 ms to minimize.
[2024-05-23 18:20:17] [INFO ] Deduced a trap composed of 91 places in 213 ms of which 3 ms to minimize.
[2024-05-23 18:20:17] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1885 ms
[2024-05-23 18:20:17] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 101 ms.
[2024-05-23 18:20:17] [INFO ] Added : 2 causal constraints over 1 iterations in 196 ms. Result :sat
Minimization took 273 ms.
[2024-05-23 18:20:17] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:20:17] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2024-05-23 18:20:17] [INFO ] [Real]Added 91 Read/Feed constraints in 45 ms returned sat
[2024-05-23 18:20:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:20:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:20:18] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2024-05-23 18:20:18] [INFO ] [Nat]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 18:20:18] [INFO ] Deduced a trap composed of 178 places in 209 ms of which 3 ms to minimize.
[2024-05-23 18:20:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 264 ms
[2024-05-23 18:20:18] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 67 ms.
[2024-05-23 18:20:18] [INFO ] Added : 11 causal constraints over 4 iterations in 272 ms. Result :sat
Minimization took 291 ms.
[2024-05-23 18:20:19] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:20:19] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2024-05-23 18:20:19] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 18:20:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:20:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:20:19] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2024-05-23 18:20:19] [INFO ] [Nat]Added 91 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:20:19] [INFO ] Deduced a trap composed of 178 places in 212 ms of which 2 ms to minimize.
[2024-05-23 18:20:20] [INFO ] Deduced a trap composed of 178 places in 197 ms of which 3 ms to minimize.
[2024-05-23 18:20:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 489 ms
[2024-05-23 18:20:20] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 72 ms.
[2024-05-23 18:20:20] [INFO ] Added : 11 causal constraints over 4 iterations in 281 ms. Result :sat
Minimization took 335 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 115, 174, 156, 105, 24, 210, 119] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 115, 174, 156, 105, 25, 210, 119] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 60 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 48 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:20:23] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:20:23] [INFO ] Invariant cache hit.
[2024-05-23 18:20:23] [INFO ] Implicit Places using invariants in 336 ms returned []
[2024-05-23 18:20:23] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:20:23] [INFO ] Invariant cache hit.
[2024-05-23 18:20:23] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:20:24] [INFO ] Implicit Places using invariants and state equation in 1502 ms returned []
Implicit Place search using SMT with State Equation took 1842 ms to find 0 implicit places.
[2024-05-23 18:20:24] [INFO ] Redundant transitions in 23 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:20:24] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:20:24] [INFO ] Invariant cache hit.
[2024-05-23 18:20:25] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:20:42] [INFO ] Deduced a trap composed of 131 places in 111 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30056 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 64669ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 64683ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66607 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:21:29] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 9) seen :[0, 3, 4, 0, 0, 0, 3, 3, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 115, 174, 156, 105, 25, 210, 119] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:21:30] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:21:30] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 115, 174, 156, 105, 25, 210, 119] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000004 steps (2 resets) in 2320 ms. (430 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 9426 ms. (954 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 249, 174, 156, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:21:41] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:21:41] [INFO ] Invariant cache hit.
[2024-05-23 18:21:41] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:21:42] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 18:21:42] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:21:42] [INFO ] [Real]Added 91 Read/Feed constraints in 57 ms returned sat
[2024-05-23 18:21:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:21:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:21:42] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2024-05-23 18:21:42] [INFO ] [Nat]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 18:21:42] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 70 ms.
[2024-05-23 18:21:42] [INFO ] Added : 1 causal constraints over 1 iterations in 168 ms. Result :sat
Minimization took 257 ms.
[2024-05-23 18:21:43] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:21:43] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:21:43] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 18:21:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:21:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:21:43] [INFO ] [Nat]Absence check using state equation in 150 ms returned sat
[2024-05-23 18:21:43] [INFO ] [Nat]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:21:43] [INFO ] Deduced a trap composed of 126 places in 247 ms of which 3 ms to minimize.
[2024-05-23 18:21:43] [INFO ] Deduced a trap composed of 131 places in 188 ms of which 3 ms to minimize.
[2024-05-23 18:21:44] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 514 ms
[2024-05-23 18:21:44] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 68 ms.
[2024-05-23 18:21:44] [INFO ] Added : 1 causal constraints over 1 iterations in 164 ms. Result :sat
Minimization took 257 ms.
[2024-05-23 18:21:44] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:21:44] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2024-05-23 18:21:44] [INFO ] [Real]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 18:21:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:21:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2024-05-23 18:21:44] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:21:45] [INFO ] [Nat]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 18:21:45] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:21:45] [INFO ] Added : 1 causal constraints over 1 iterations in 155 ms. Result :sat
Minimization took 248 ms.
[2024-05-23 18:21:45] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:21:45] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:21:45] [INFO ] [Real]Added 91 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:21:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:21:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:21:45] [INFO ] [Nat]Absence check using state equation in 147 ms returned sat
[2024-05-23 18:21:45] [INFO ] [Nat]Added 91 Read/Feed constraints in 21 ms returned sat
[2024-05-23 18:21:46] [INFO ] Deduced a trap composed of 169 places in 239 ms of which 3 ms to minimize.
[2024-05-23 18:21:46] [INFO ] Deduced a trap composed of 162 places in 212 ms of which 2 ms to minimize.
[2024-05-23 18:21:46] [INFO ] Deduced a trap composed of 143 places in 211 ms of which 2 ms to minimize.
[2024-05-23 18:21:46] [INFO ] Deduced a trap composed of 141 places in 209 ms of which 3 ms to minimize.
[2024-05-23 18:21:47] [INFO ] Deduced a trap composed of 138 places in 227 ms of which 3 ms to minimize.
[2024-05-23 18:21:47] [INFO ] Deduced a trap composed of 137 places in 216 ms of which 3 ms to minimize.
[2024-05-23 18:21:47] [INFO ] Deduced a trap composed of 172 places in 213 ms of which 2 ms to minimize.
[2024-05-23 18:21:47] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1725 ms
[2024-05-23 18:21:47] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 64 ms.
[2024-05-23 18:21:47] [INFO ] Added : 1 causal constraints over 1 iterations in 155 ms. Result :sat
Minimization took 268 ms.
[2024-05-23 18:21:48] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:21:48] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2024-05-23 18:21:48] [INFO ] [Real]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 18:21:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:21:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:21:48] [INFO ] [Nat]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:21:48] [INFO ] [Nat]Added 91 Read/Feed constraints in 18 ms returned sat
[2024-05-23 18:21:48] [INFO ] Deduced a trap composed of 178 places in 222 ms of which 3 ms to minimize.
[2024-05-23 18:21:49] [INFO ] Deduced a trap composed of 172 places in 228 ms of which 3 ms to minimize.
[2024-05-23 18:21:49] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 522 ms
[2024-05-23 18:21:49] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 62 ms.
[2024-05-23 18:21:49] [INFO ] Added : 13 causal constraints over 4 iterations in 294 ms. Result :sat
Minimization took 261 ms.
[2024-05-23 18:21:49] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:21:50] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-23 18:21:50] [INFO ] [Real]Added 91 Read/Feed constraints in 59 ms returned sat
[2024-05-23 18:21:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:21:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:21:50] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2024-05-23 18:21:50] [INFO ] [Nat]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:21:50] [INFO ] Deduced a trap composed of 178 places in 237 ms of which 3 ms to minimize.
[2024-05-23 18:21:50] [INFO ] Deduced a trap composed of 161 places in 208 ms of which 3 ms to minimize.
[2024-05-23 18:21:51] [INFO ] Deduced a trap composed of 159 places in 215 ms of which 3 ms to minimize.
[2024-05-23 18:21:51] [INFO ] Deduced a trap composed of 147 places in 211 ms of which 4 ms to minimize.
[2024-05-23 18:21:51] [INFO ] Deduced a trap composed of 137 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:21:51] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1213 ms
[2024-05-23 18:21:51] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 62 ms.
[2024-05-23 18:21:51] [INFO ] Added : 11 causal constraints over 4 iterations in 259 ms. Result :sat
Minimization took 265 ms.
[2024-05-23 18:21:52] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:21:52] [INFO ] [Real]Absence check using state equation in 134 ms returned sat
[2024-05-23 18:21:52] [INFO ] [Real]Added 91 Read/Feed constraints in 32 ms returned sat
[2024-05-23 18:21:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:21:52] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:21:52] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:21:52] [INFO ] [Nat]Added 91 Read/Feed constraints in 49 ms returned sat
[2024-05-23 18:21:52] [INFO ] Deduced a trap composed of 206 places in 199 ms of which 3 ms to minimize.
[2024-05-23 18:21:53] [INFO ] Deduced a trap composed of 172 places in 206 ms of which 3 ms to minimize.
[2024-05-23 18:21:53] [INFO ] Deduced a trap composed of 170 places in 203 ms of which 3 ms to minimize.
[2024-05-23 18:21:53] [INFO ] Deduced a trap composed of 152 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:21:53] [INFO ] Deduced a trap composed of 143 places in 213 ms of which 3 ms to minimize.
[2024-05-23 18:21:54] [INFO ] Deduced a trap composed of 134 places in 222 ms of which 3 ms to minimize.
[2024-05-23 18:21:54] [INFO ] Deduced a trap composed of 131 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:21:54] [INFO ] Deduced a trap composed of 91 places in 215 ms of which 3 ms to minimize.
[2024-05-23 18:21:54] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1906 ms
[2024-05-23 18:21:54] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 68 ms.
[2024-05-23 18:21:54] [INFO ] Added : 2 causal constraints over 1 iterations in 156 ms. Result :sat
Minimization took 291 ms.
[2024-05-23 18:21:55] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:21:55] [INFO ] [Real]Absence check using state equation in 135 ms returned sat
[2024-05-23 18:21:55] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 18:21:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:21:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:21:55] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:21:55] [INFO ] [Nat]Added 91 Read/Feed constraints in 32 ms returned sat
[2024-05-23 18:21:55] [INFO ] Deduced a trap composed of 178 places in 198 ms of which 2 ms to minimize.
[2024-05-23 18:21:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 268 ms
[2024-05-23 18:21:55] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 67 ms.
[2024-05-23 18:21:56] [INFO ] Added : 11 causal constraints over 4 iterations in 264 ms. Result :sat
Minimization took 260 ms.
[2024-05-23 18:21:56] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:21:56] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:21:56] [INFO ] [Real]Added 91 Read/Feed constraints in 38 ms returned sat
[2024-05-23 18:21:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:21:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:21:56] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:21:56] [INFO ] [Nat]Added 91 Read/Feed constraints in 23 ms returned sat
[2024-05-23 18:21:57] [INFO ] Deduced a trap composed of 178 places in 233 ms of which 3 ms to minimize.
[2024-05-23 18:21:57] [INFO ] Deduced a trap composed of 178 places in 207 ms of which 3 ms to minimize.
[2024-05-23 18:21:57] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 518 ms
[2024-05-23 18:21:57] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 73 ms.
[2024-05-23 18:21:57] [INFO ] Added : 11 causal constraints over 4 iterations in 277 ms. Result :sat
Minimization took 260 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 249, 174, 156, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 249, 174, 156, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 49 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 47 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:22:00] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:22:00] [INFO ] Invariant cache hit.
[2024-05-23 18:22:01] [INFO ] Implicit Places using invariants in 374 ms returned []
[2024-05-23 18:22:01] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:22:01] [INFO ] Invariant cache hit.
[2024-05-23 18:22:01] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:22:02] [INFO ] Implicit Places using invariants and state equation in 1352 ms returned []
Implicit Place search using SMT with State Equation took 1760 ms to find 0 implicit places.
[2024-05-23 18:22:02] [INFO ] Redundant transitions in 15 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:22:02] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:22:02] [INFO ] Invariant cache hit.
[2024-05-23 18:22:02] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:22:19] [INFO ] Deduced a trap composed of 131 places in 123 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 64876ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 64888ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66730 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:23:07] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 9) seen :[1, 1, 3, 2, 1, 1, 0, 2, 3]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 249, 174, 156, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:23:07] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:23:07] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 249, 174, 156, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000001 steps (2 resets) in 2207 ms. (452 steps per ms)
BEST_FIRST walk for 9000008 steps (18 resets) in 8932 ms. (1007 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 249, 202, 156, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:23:18] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:23:18] [INFO ] Invariant cache hit.
[2024-05-23 18:23:18] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:23:19] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2024-05-23 18:23:19] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:23:19] [INFO ] [Real]Added 91 Read/Feed constraints in 56 ms returned sat
[2024-05-23 18:23:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:23:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:23:19] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:23:19] [INFO ] [Nat]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 18:23:19] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 76 ms.
[2024-05-23 18:23:19] [INFO ] Added : 1 causal constraints over 1 iterations in 162 ms. Result :sat
Minimization took 251 ms.
[2024-05-23 18:23:19] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:23:20] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2024-05-23 18:23:20] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 18:23:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:23:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2024-05-23 18:23:20] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:23:20] [INFO ] [Nat]Added 91 Read/Feed constraints in 34 ms returned sat
[2024-05-23 18:23:20] [INFO ] Deduced a trap composed of 126 places in 209 ms of which 2 ms to minimize.
[2024-05-23 18:23:20] [INFO ] Deduced a trap composed of 131 places in 180 ms of which 2 ms to minimize.
[2024-05-23 18:23:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 456 ms
[2024-05-23 18:23:20] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 62 ms.
[2024-05-23 18:23:21] [INFO ] Added : 1 causal constraints over 1 iterations in 156 ms. Result :sat
Minimization took 255 ms.
[2024-05-23 18:23:21] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:23:21] [INFO ] [Real]Absence check using state equation in 169 ms returned sat
[2024-05-23 18:23:21] [INFO ] [Real]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 18:23:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:23:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:23:21] [INFO ] [Nat]Absence check using state equation in 162 ms returned sat
[2024-05-23 18:23:21] [INFO ] [Nat]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 18:23:21] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:23:22] [INFO ] Added : 1 causal constraints over 1 iterations in 154 ms. Result :sat
Minimization took 250 ms.
[2024-05-23 18:23:22] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:23:22] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:23:22] [INFO ] [Real]Added 91 Read/Feed constraints in 23 ms returned sat
[2024-05-23 18:23:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:23:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 8 ms returned sat
[2024-05-23 18:23:22] [INFO ] [Nat]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:23:22] [INFO ] [Nat]Added 91 Read/Feed constraints in 20 ms returned sat
[2024-05-23 18:23:23] [INFO ] Deduced a trap composed of 169 places in 220 ms of which 3 ms to minimize.
[2024-05-23 18:23:23] [INFO ] Deduced a trap composed of 162 places in 229 ms of which 3 ms to minimize.
[2024-05-23 18:23:23] [INFO ] Deduced a trap composed of 143 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:23:23] [INFO ] Deduced a trap composed of 141 places in 221 ms of which 3 ms to minimize.
[2024-05-23 18:23:24] [INFO ] Deduced a trap composed of 138 places in 191 ms of which 3 ms to minimize.
[2024-05-23 18:23:24] [INFO ] Deduced a trap composed of 137 places in 214 ms of which 3 ms to minimize.
[2024-05-23 18:23:24] [INFO ] Deduced a trap composed of 172 places in 233 ms of which 3 ms to minimize.
[2024-05-23 18:23:24] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1754 ms
[2024-05-23 18:23:24] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:23:24] [INFO ] Added : 1 causal constraints over 1 iterations in 152 ms. Result :sat
Minimization took 260 ms.
[2024-05-23 18:23:25] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:23:25] [INFO ] [Real]Absence check using state equation in 171 ms returned sat
[2024-05-23 18:23:25] [INFO ] [Real]Added 91 Read/Feed constraints in 26 ms returned sat
[2024-05-23 18:23:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:23:25] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:23:25] [INFO ] [Nat]Absence check using state equation in 134 ms returned sat
[2024-05-23 18:23:25] [INFO ] [Nat]Added 91 Read/Feed constraints in 19 ms returned sat
[2024-05-23 18:23:25] [INFO ] Deduced a trap composed of 178 places in 213 ms of which 3 ms to minimize.
[2024-05-23 18:23:26] [INFO ] Deduced a trap composed of 172 places in 203 ms of which 3 ms to minimize.
[2024-05-23 18:23:26] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 476 ms
[2024-05-23 18:23:26] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 60 ms.
[2024-05-23 18:23:26] [INFO ] Added : 13 causal constraints over 4 iterations in 271 ms. Result :sat
Minimization took 256 ms.
[2024-05-23 18:23:26] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:23:26] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:23:26] [INFO ] [Real]Added 91 Read/Feed constraints in 61 ms returned sat
[2024-05-23 18:23:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:23:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:23:27] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:23:27] [INFO ] [Nat]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 18:23:27] [INFO ] Deduced a trap composed of 178 places in 197 ms of which 3 ms to minimize.
[2024-05-23 18:23:27] [INFO ] Deduced a trap composed of 161 places in 233 ms of which 3 ms to minimize.
[2024-05-23 18:23:27] [INFO ] Deduced a trap composed of 159 places in 210 ms of which 3 ms to minimize.
[2024-05-23 18:23:28] [INFO ] Deduced a trap composed of 147 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:23:28] [INFO ] Deduced a trap composed of 137 places in 208 ms of which 3 ms to minimize.
[2024-05-23 18:23:28] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1196 ms
[2024-05-23 18:23:28] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 65 ms.
[2024-05-23 18:23:28] [INFO ] Added : 11 causal constraints over 4 iterations in 259 ms. Result :sat
Minimization took 260 ms.
[2024-05-23 18:23:29] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:23:29] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2024-05-23 18:23:29] [INFO ] [Real]Added 91 Read/Feed constraints in 32 ms returned sat
[2024-05-23 18:23:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:23:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:23:29] [INFO ] [Nat]Absence check using state equation in 133 ms returned sat
[2024-05-23 18:23:29] [INFO ] [Nat]Added 91 Read/Feed constraints in 48 ms returned sat
[2024-05-23 18:23:29] [INFO ] Deduced a trap composed of 206 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:23:29] [INFO ] Deduced a trap composed of 172 places in 212 ms of which 3 ms to minimize.
[2024-05-23 18:23:30] [INFO ] Deduced a trap composed of 170 places in 223 ms of which 3 ms to minimize.
[2024-05-23 18:23:30] [INFO ] Deduced a trap composed of 152 places in 212 ms of which 2 ms to minimize.
[2024-05-23 18:23:30] [INFO ] Deduced a trap composed of 143 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:23:30] [INFO ] Deduced a trap composed of 134 places in 206 ms of which 3 ms to minimize.
[2024-05-23 18:23:31] [INFO ] Deduced a trap composed of 131 places in 212 ms of which 3 ms to minimize.
[2024-05-23 18:23:31] [INFO ] Deduced a trap composed of 91 places in 228 ms of which 3 ms to minimize.
[2024-05-23 18:23:31] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1910 ms
[2024-05-23 18:23:31] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 65 ms.
[2024-05-23 18:23:31] [INFO ] Added : 2 causal constraints over 1 iterations in 153 ms. Result :sat
Minimization took 268 ms.
[2024-05-23 18:23:31] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:23:32] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2024-05-23 18:23:32] [INFO ] [Real]Added 91 Read/Feed constraints in 46 ms returned sat
[2024-05-23 18:23:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:23:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:23:32] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:23:32] [INFO ] [Nat]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:23:32] [INFO ] Deduced a trap composed of 178 places in 200 ms of which 7 ms to minimize.
[2024-05-23 18:23:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 256 ms
[2024-05-23 18:23:32] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:23:32] [INFO ] Added : 11 causal constraints over 4 iterations in 257 ms. Result :sat
Minimization took 259 ms.
[2024-05-23 18:23:33] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:23:33] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:23:33] [INFO ] [Real]Added 91 Read/Feed constraints in 41 ms returned sat
[2024-05-23 18:23:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:23:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2024-05-23 18:23:33] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 18:23:33] [INFO ] [Nat]Added 91 Read/Feed constraints in 23 ms returned sat
[2024-05-23 18:23:33] [INFO ] Deduced a trap composed of 178 places in 215 ms of which 3 ms to minimize.
[2024-05-23 18:23:34] [INFO ] Deduced a trap composed of 178 places in 210 ms of which 3 ms to minimize.
[2024-05-23 18:23:34] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 492 ms
[2024-05-23 18:23:34] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 67 ms.
[2024-05-23 18:23:34] [INFO ] Added : 11 causal constraints over 4 iterations in 255 ms. Result :sat
Minimization took 260 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 249, 202, 156, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 249, 202, 156, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 46 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 47 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:23:37] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:23:37] [INFO ] Invariant cache hit.
[2024-05-23 18:23:37] [INFO ] Implicit Places using invariants in 395 ms returned []
[2024-05-23 18:23:37] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:23:37] [INFO ] Invariant cache hit.
[2024-05-23 18:23:37] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:23:39] [INFO ] Implicit Places using invariants and state equation in 1444 ms returned []
Implicit Place search using SMT with State Equation took 1859 ms to find 0 implicit places.
[2024-05-23 18:23:39] [INFO ] Redundant transitions in 15 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:23:39] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:23:39] [INFO ] Invariant cache hit.
[2024-05-23 18:23:39] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:23:55] [INFO ] Deduced a trap composed of 131 places in 123 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
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(s394 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 64460ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 64471ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66401 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:24:43] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 9) seen :[2, 1, 0, 2, 2, 2, 2, 3, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 249, 202, 156, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:24:43] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:24:43] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 249, 202, 156, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2311 ms. (432 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 9079 ms. (991 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 249, 202, 179, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:24:55] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:24:55] [INFO ] Invariant cache hit.
[2024-05-23 18:24:55] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:24:55] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2024-05-23 18:24:55] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:24:55] [INFO ] [Real]Added 91 Read/Feed constraints in 56 ms returned sat
[2024-05-23 18:24:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:24:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 17 ms returned sat
[2024-05-23 18:24:55] [INFO ] [Nat]Absence check using state equation in 184 ms returned sat
[2024-05-23 18:24:55] [INFO ] [Nat]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 18:24:55] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 61 ms.
[2024-05-23 18:24:56] [INFO ] Added : 1 causal constraints over 1 iterations in 143 ms. Result :sat
Minimization took 258 ms.
[2024-05-23 18:24:56] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:24:56] [INFO ] [Real]Absence check using state equation in 163 ms returned sat
[2024-05-23 18:24:56] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 18:24:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:24:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:24:56] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:24:56] [INFO ] [Nat]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 18:24:57] [INFO ] Deduced a trap composed of 126 places in 206 ms of which 3 ms to minimize.
[2024-05-23 18:24:57] [INFO ] Deduced a trap composed of 131 places in 173 ms of which 2 ms to minimize.
[2024-05-23 18:24:57] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 450 ms
[2024-05-23 18:24:57] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:24:57] [INFO ] Added : 1 causal constraints over 1 iterations in 158 ms. Result :sat
Minimization took 259 ms.
[2024-05-23 18:24:57] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:24:58] [INFO ] [Real]Absence check using state equation in 134 ms returned sat
[2024-05-23 18:24:58] [INFO ] [Real]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:24:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:24:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:24:58] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:24:58] [INFO ] [Nat]Added 91 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:24:58] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 64 ms.
[2024-05-23 18:24:58] [INFO ] Added : 1 causal constraints over 1 iterations in 154 ms. Result :sat
Minimization took 248 ms.
[2024-05-23 18:24:58] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:24:59] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:24:59] [INFO ] [Real]Added 91 Read/Feed constraints in 30 ms returned sat
[2024-05-23 18:24:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:24:59] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:24:59] [INFO ] [Nat]Absence check using state equation in 133 ms returned sat
[2024-05-23 18:24:59] [INFO ] [Nat]Added 91 Read/Feed constraints in 20 ms returned sat
[2024-05-23 18:24:59] [INFO ] Deduced a trap composed of 169 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:24:59] [INFO ] Deduced a trap composed of 162 places in 216 ms of which 3 ms to minimize.
[2024-05-23 18:25:00] [INFO ] Deduced a trap composed of 143 places in 209 ms of which 3 ms to minimize.
[2024-05-23 18:25:00] [INFO ] Deduced a trap composed of 141 places in 217 ms of which 3 ms to minimize.
[2024-05-23 18:25:00] [INFO ] Deduced a trap composed of 138 places in 208 ms of which 2 ms to minimize.
[2024-05-23 18:25:00] [INFO ] Deduced a trap composed of 137 places in 205 ms of which 2 ms to minimize.
[2024-05-23 18:25:00] [INFO ] Deduced a trap composed of 172 places in 213 ms of which 3 ms to minimize.
[2024-05-23 18:25:01] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1677 ms
[2024-05-23 18:25:01] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 61 ms.
[2024-05-23 18:25:01] [INFO ] Added : 1 causal constraints over 1 iterations in 155 ms. Result :sat
Minimization took 262 ms.
[2024-05-23 18:25:01] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:25:01] [INFO ] [Real]Absence check using state equation in 134 ms returned sat
[2024-05-23 18:25:01] [INFO ] [Real]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 18:25:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:25:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:25:01] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 18:25:01] [INFO ] [Nat]Added 91 Read/Feed constraints in 18 ms returned sat
[2024-05-23 18:25:02] [INFO ] Deduced a trap composed of 178 places in 193 ms of which 3 ms to minimize.
[2024-05-23 18:25:02] [INFO ] Deduced a trap composed of 172 places in 199 ms of which 3 ms to minimize.
[2024-05-23 18:25:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 471 ms
[2024-05-23 18:25:02] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 65 ms.
[2024-05-23 18:25:02] [INFO ] Added : 13 causal constraints over 4 iterations in 266 ms. Result :sat
Minimization took 259 ms.
[2024-05-23 18:25:03] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:25:03] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 18:25:03] [INFO ] [Real]Added 91 Read/Feed constraints in 61 ms returned sat
[2024-05-23 18:25:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:25:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:25:03] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2024-05-23 18:25:03] [INFO ] [Nat]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:25:03] [INFO ] Deduced a trap composed of 178 places in 233 ms of which 3 ms to minimize.
[2024-05-23 18:25:04] [INFO ] Deduced a trap composed of 161 places in 192 ms of which 2 ms to minimize.
[2024-05-23 18:25:04] [INFO ] Deduced a trap composed of 159 places in 187 ms of which 3 ms to minimize.
[2024-05-23 18:25:04] [INFO ] Deduced a trap composed of 147 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:25:04] [INFO ] Deduced a trap composed of 137 places in 199 ms of which 3 ms to minimize.
[2024-05-23 18:25:04] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1184 ms
[2024-05-23 18:25:04] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 61 ms.
[2024-05-23 18:25:05] [INFO ] Added : 11 causal constraints over 4 iterations in 267 ms. Result :sat
Minimization took 258 ms.
[2024-05-23 18:25:05] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:25:05] [INFO ] [Real]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:25:05] [INFO ] [Real]Added 91 Read/Feed constraints in 31 ms returned sat
[2024-05-23 18:25:05] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:25:05] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:25:05] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:25:05] [INFO ] [Nat]Added 91 Read/Feed constraints in 49 ms returned sat
[2024-05-23 18:25:06] [INFO ] Deduced a trap composed of 206 places in 206 ms of which 3 ms to minimize.
[2024-05-23 18:25:06] [INFO ] Deduced a trap composed of 172 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:25:06] [INFO ] Deduced a trap composed of 170 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:25:06] [INFO ] Deduced a trap composed of 152 places in 191 ms of which 3 ms to minimize.
[2024-05-23 18:25:06] [INFO ] Deduced a trap composed of 143 places in 202 ms of which 3 ms to minimize.
[2024-05-23 18:25:07] [INFO ] Deduced a trap composed of 134 places in 216 ms of which 2 ms to minimize.
[2024-05-23 18:25:07] [INFO ] Deduced a trap composed of 131 places in 192 ms of which 3 ms to minimize.
[2024-05-23 18:25:07] [INFO ] Deduced a trap composed of 91 places in 225 ms of which 3 ms to minimize.
[2024-05-23 18:25:07] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1842 ms
[2024-05-23 18:25:07] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 68 ms.
[2024-05-23 18:25:07] [INFO ] Added : 2 causal constraints over 1 iterations in 165 ms. Result :sat
Minimization took 275 ms.
[2024-05-23 18:25:08] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:25:08] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:25:08] [INFO ] [Real]Added 91 Read/Feed constraints in 45 ms returned sat
[2024-05-23 18:25:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:25:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:25:08] [INFO ] [Nat]Absence check using state equation in 132 ms returned sat
[2024-05-23 18:25:08] [INFO ] [Nat]Added 91 Read/Feed constraints in 32 ms returned sat
[2024-05-23 18:25:08] [INFO ] Deduced a trap composed of 178 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:25:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 250 ms
[2024-05-23 18:25:09] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 60 ms.
[2024-05-23 18:25:09] [INFO ] Added : 11 causal constraints over 4 iterations in 246 ms. Result :sat
Minimization took 259 ms.
[2024-05-23 18:25:09] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:25:09] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:25:09] [INFO ] [Real]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 18:25:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:25:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:25:10] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:25:10] [INFO ] [Nat]Added 91 Read/Feed constraints in 23 ms returned sat
[2024-05-23 18:25:10] [INFO ] Deduced a trap composed of 178 places in 202 ms of which 3 ms to minimize.
[2024-05-23 18:25:10] [INFO ] Deduced a trap composed of 178 places in 209 ms of which 2 ms to minimize.
[2024-05-23 18:25:10] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 477 ms
[2024-05-23 18:25:10] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:25:10] [INFO ] Added : 11 causal constraints over 4 iterations in 249 ms. Result :sat
Minimization took 259 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 249, 202, 179, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 249, 202, 179, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 46 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 46 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:25:13] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:25:13] [INFO ] Invariant cache hit.
[2024-05-23 18:25:14] [INFO ] Implicit Places using invariants in 337 ms returned []
[2024-05-23 18:25:14] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:25:14] [INFO ] Invariant cache hit.
[2024-05-23 18:25:14] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:25:15] [INFO ] Implicit Places using invariants and state equation in 1426 ms returned []
Implicit Place search using SMT with State Equation took 1783 ms to find 0 implicit places.
[2024-05-23 18:25:15] [INFO ] Redundant transitions in 15 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:25:15] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:25:15] [INFO ] Invariant cache hit.
[2024-05-23 18:25:15] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:25:31] [INFO ] Deduced a trap composed of 131 places in 111 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
SMT process timed out in 34271ms, After SMT, problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 34283ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36136 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:25:49] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 9) seen :[1, 1, 3, 1, 0, 0, 3, 2, 3]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 249, 202, 179, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:25:50] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:25:50] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 249, 202, 179, 105, 25, 210, 166] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000001 steps (2 resets) in 2186 ms. (457 steps per ms)
BEST_FIRST walk for 9000008 steps (18 resets) in 8759 ms. (1027 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 249, 202, 179, 105, 25, 210, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:26:01] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:26:01] [INFO ] Invariant cache hit.
[2024-05-23 18:26:01] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:26:01] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:26:01] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:26:01] [INFO ] [Real]Added 91 Read/Feed constraints in 56 ms returned sat
[2024-05-23 18:26:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:26:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 10 ms returned sat
[2024-05-23 18:26:01] [INFO ] [Nat]Absence check using state equation in 131 ms returned sat
[2024-05-23 18:26:01] [INFO ] [Nat]Added 91 Read/Feed constraints in 34 ms returned sat
[2024-05-23 18:26:01] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 62 ms.
[2024-05-23 18:26:01] [INFO ] Added : 1 causal constraints over 1 iterations in 147 ms. Result :sat
Minimization took 250 ms.
[2024-05-23 18:26:02] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:02] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2024-05-23 18:26:02] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 18:26:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:26:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:02] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:26:02] [INFO ] [Nat]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 18:26:02] [INFO ] Deduced a trap composed of 126 places in 206 ms of which 3 ms to minimize.
[2024-05-23 18:26:03] [INFO ] Deduced a trap composed of 131 places in 172 ms of which 3 ms to minimize.
[2024-05-23 18:26:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 451 ms
[2024-05-23 18:26:03] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:26:03] [INFO ] Added : 1 causal constraints over 1 iterations in 148 ms. Result :sat
Minimization took 256 ms.
[2024-05-23 18:26:03] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:26:03] [INFO ] [Real]Absence check using state equation in 152 ms returned sat
[2024-05-23 18:26:03] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 18:26:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:26:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:03] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:26:04] [INFO ] [Nat]Added 91 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:26:04] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 64 ms.
[2024-05-23 18:26:04] [INFO ] Added : 1 causal constraints over 1 iterations in 153 ms. Result :sat
Minimization took 246 ms.
[2024-05-23 18:26:04] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:04] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 18:26:04] [INFO ] [Real]Added 91 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:26:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:26:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:04] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2024-05-23 18:26:04] [INFO ] [Nat]Added 91 Read/Feed constraints in 20 ms returned sat
[2024-05-23 18:26:05] [INFO ] Deduced a trap composed of 169 places in 202 ms of which 3 ms to minimize.
[2024-05-23 18:26:05] [INFO ] Deduced a trap composed of 162 places in 198 ms of which 3 ms to minimize.
[2024-05-23 18:26:05] [INFO ] Deduced a trap composed of 143 places in 237 ms of which 3 ms to minimize.
[2024-05-23 18:26:05] [INFO ] Deduced a trap composed of 141 places in 203 ms of which 2 ms to minimize.
[2024-05-23 18:26:06] [INFO ] Deduced a trap composed of 138 places in 210 ms of which 3 ms to minimize.
[2024-05-23 18:26:06] [INFO ] Deduced a trap composed of 137 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:26:06] [INFO ] Deduced a trap composed of 172 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:26:06] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1661 ms
[2024-05-23 18:26:06] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 69 ms.
[2024-05-23 18:26:06] [INFO ] Added : 1 causal constraints over 1 iterations in 160 ms. Result :sat
Minimization took 261 ms.
[2024-05-23 18:26:07] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:07] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:26:07] [INFO ] [Real]Added 91 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:26:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:26:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:07] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 18:26:07] [INFO ] [Nat]Added 91 Read/Feed constraints in 18 ms returned sat
[2024-05-23 18:26:07] [INFO ] Deduced a trap composed of 178 places in 224 ms of which 3 ms to minimize.
[2024-05-23 18:26:08] [INFO ] Deduced a trap composed of 172 places in 198 ms of which 3 ms to minimize.
[2024-05-23 18:26:08] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 489 ms
[2024-05-23 18:26:08] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 71 ms.
[2024-05-23 18:26:08] [INFO ] Added : 13 causal constraints over 4 iterations in 281 ms. Result :sat
Minimization took 259 ms.
[2024-05-23 18:26:08] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:08] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:26:08] [INFO ] [Real]Added 91 Read/Feed constraints in 61 ms returned sat
[2024-05-23 18:26:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:26:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:09] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 18:26:09] [INFO ] [Nat]Added 91 Read/Feed constraints in 38 ms returned sat
[2024-05-23 18:26:09] [INFO ] Deduced a trap composed of 178 places in 205 ms of which 3 ms to minimize.
[2024-05-23 18:26:09] [INFO ] Deduced a trap composed of 161 places in 214 ms of which 3 ms to minimize.
[2024-05-23 18:26:09] [INFO ] Deduced a trap composed of 159 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:26:10] [INFO ] Deduced a trap composed of 147 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:26:10] [INFO ] Deduced a trap composed of 137 places in 212 ms of which 3 ms to minimize.
[2024-05-23 18:26:10] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1198 ms
[2024-05-23 18:26:10] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 62 ms.
[2024-05-23 18:26:10] [INFO ] Added : 11 causal constraints over 4 iterations in 248 ms. Result :sat
Minimization took 259 ms.
[2024-05-23 18:26:10] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:11] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:26:11] [INFO ] [Real]Added 91 Read/Feed constraints in 31 ms returned sat
[2024-05-23 18:26:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:26:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:11] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 18:26:11] [INFO ] [Nat]Added 91 Read/Feed constraints in 48 ms returned sat
[2024-05-23 18:26:11] [INFO ] Deduced a trap composed of 206 places in 212 ms of which 3 ms to minimize.
[2024-05-23 18:26:11] [INFO ] Deduced a trap composed of 172 places in 192 ms of which 3 ms to minimize.
[2024-05-23 18:26:12] [INFO ] Deduced a trap composed of 170 places in 205 ms of which 3 ms to minimize.
[2024-05-23 18:26:12] [INFO ] Deduced a trap composed of 152 places in 208 ms of which 3 ms to minimize.
[2024-05-23 18:26:12] [INFO ] Deduced a trap composed of 143 places in 214 ms of which 3 ms to minimize.
[2024-05-23 18:26:12] [INFO ] Deduced a trap composed of 134 places in 195 ms of which 9 ms to minimize.
[2024-05-23 18:26:13] [INFO ] Deduced a trap composed of 131 places in 192 ms of which 3 ms to minimize.
[2024-05-23 18:26:13] [INFO ] Deduced a trap composed of 91 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:26:13] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1821 ms
[2024-05-23 18:26:13] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 65 ms.
[2024-05-23 18:26:13] [INFO ] Added : 2 causal constraints over 1 iterations in 159 ms. Result :sat
Minimization took 268 ms.
[2024-05-23 18:26:13] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:13] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:26:14] [INFO ] [Real]Added 91 Read/Feed constraints in 45 ms returned sat
[2024-05-23 18:26:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:26:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:14] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:26:14] [INFO ] [Nat]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 18:26:14] [INFO ] Deduced a trap composed of 178 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:26:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 250 ms
[2024-05-23 18:26:14] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 67 ms.
[2024-05-23 18:26:14] [INFO ] Added : 11 causal constraints over 4 iterations in 269 ms. Result :sat
Minimization took 261 ms.
[2024-05-23 18:26:15] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:15] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:26:15] [INFO ] [Real]Added 91 Read/Feed constraints in 41 ms returned sat
[2024-05-23 18:26:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:26:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:26:15] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:26:15] [INFO ] [Nat]Added 91 Read/Feed constraints in 24 ms returned sat
[2024-05-23 18:26:15] [INFO ] Deduced a trap composed of 178 places in 206 ms of which 3 ms to minimize.
[2024-05-23 18:26:16] [INFO ] Deduced a trap composed of 178 places in 225 ms of which 3 ms to minimize.
[2024-05-23 18:26:16] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 502 ms
[2024-05-23 18:26:16] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 62 ms.
[2024-05-23 18:26:16] [INFO ] Added : 11 causal constraints over 4 iterations in 247 ms. Result :sat
Minimization took 261 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 249, 202, 179, 105, 25, 210, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 249, 202, 179, 105, 25, 210, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 46 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 46 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:26:19] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:26:19] [INFO ] Invariant cache hit.
[2024-05-23 18:26:19] [INFO ] Implicit Places using invariants in 317 ms returned []
[2024-05-23 18:26:19] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:26:19] [INFO ] Invariant cache hit.
[2024-05-23 18:26:19] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:26:21] [INFO ] Implicit Places using invariants and state equation in 1410 ms returned []
Implicit Place search using SMT with State Equation took 1754 ms to find 0 implicit places.
[2024-05-23 18:26:21] [INFO ] Redundant transitions in 15 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:26:21] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:26:21] [INFO ] Invariant cache hit.
[2024-05-23 18:26:21] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:26:37] [INFO ] Deduced a trap composed of 131 places in 118 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 64479ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 64489ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66310 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:27:25] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 9) seen :[0, 2, 2, 2, 0, 1, 2, 3, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 249, 202, 179, 105, 25, 210, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:27:25] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:27:25] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 249, 202, 179, 105, 25, 210, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2373 ms. (421 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 9540 ms. (943 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 249, 266, 179, 105, 25, 210, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:27:37] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:27:37] [INFO ] Invariant cache hit.
[2024-05-23 18:27:37] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:27:38] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2024-05-23 18:27:38] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:27:38] [INFO ] [Real]Added 91 Read/Feed constraints in 62 ms returned sat
[2024-05-23 18:27:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:27:38] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:27:38] [INFO ] [Nat]Absence check using state equation in 159 ms returned sat
[2024-05-23 18:27:38] [INFO ] [Nat]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 18:27:38] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 73 ms.
[2024-05-23 18:27:38] [INFO ] Added : 1 causal constraints over 1 iterations in 169 ms. Result :sat
Minimization took 266 ms.
[2024-05-23 18:27:39] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:27:39] [INFO ] [Real]Absence check using state equation in 163 ms returned sat
[2024-05-23 18:27:39] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 18:27:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:27:39] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:27:39] [INFO ] [Nat]Absence check using state equation in 157 ms returned sat
[2024-05-23 18:27:39] [INFO ] [Nat]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:27:39] [INFO ] Deduced a trap composed of 126 places in 214 ms of which 4 ms to minimize.
[2024-05-23 18:27:40] [INFO ] Deduced a trap composed of 131 places in 171 ms of which 3 ms to minimize.
[2024-05-23 18:27:40] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 464 ms
[2024-05-23 18:27:40] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 72 ms.
[2024-05-23 18:27:40] [INFO ] Added : 1 causal constraints over 1 iterations in 173 ms. Result :sat
Minimization took 268 ms.
[2024-05-23 18:27:40] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:27:40] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2024-05-23 18:27:40] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 18:27:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:27:40] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:27:41] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 18:27:41] [INFO ] [Nat]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 18:27:41] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 73 ms.
[2024-05-23 18:27:41] [INFO ] Added : 1 causal constraints over 1 iterations in 171 ms. Result :sat
Minimization took 257 ms.
[2024-05-23 18:27:41] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:27:41] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2024-05-23 18:27:41] [INFO ] [Real]Added 91 Read/Feed constraints in 23 ms returned sat
[2024-05-23 18:27:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:27:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:27:42] [INFO ] [Nat]Absence check using state equation in 152 ms returned sat
[2024-05-23 18:27:42] [INFO ] [Nat]Added 91 Read/Feed constraints in 21 ms returned sat
[2024-05-23 18:27:42] [INFO ] Deduced a trap composed of 169 places in 198 ms of which 3 ms to minimize.
[2024-05-23 18:27:42] [INFO ] Deduced a trap composed of 162 places in 193 ms of which 3 ms to minimize.
[2024-05-23 18:27:42] [INFO ] Deduced a trap composed of 143 places in 196 ms of which 3 ms to minimize.
[2024-05-23 18:27:42] [INFO ] Deduced a trap composed of 141 places in 202 ms of which 3 ms to minimize.
[2024-05-23 18:27:43] [INFO ] Deduced a trap composed of 138 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:27:43] [INFO ] Deduced a trap composed of 137 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:27:43] [INFO ] Deduced a trap composed of 172 places in 208 ms of which 3 ms to minimize.
[2024-05-23 18:27:43] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1624 ms
[2024-05-23 18:27:43] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 74 ms.
[2024-05-23 18:27:43] [INFO ] Added : 1 causal constraints over 1 iterations in 172 ms. Result :sat
Minimization took 275 ms.
[2024-05-23 18:27:44] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:27:44] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 18:27:44] [INFO ] [Real]Added 91 Read/Feed constraints in 30 ms returned sat
[2024-05-23 18:27:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:27:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:27:44] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:27:44] [INFO ] [Nat]Added 91 Read/Feed constraints in 19 ms returned sat
[2024-05-23 18:27:44] [INFO ] Deduced a trap composed of 178 places in 209 ms of which 3 ms to minimize.
[2024-05-23 18:27:45] [INFO ] Deduced a trap composed of 172 places in 195 ms of which 3 ms to minimize.
[2024-05-23 18:27:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 473 ms
[2024-05-23 18:27:45] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 64 ms.
[2024-05-23 18:27:45] [INFO ] Added : 13 causal constraints over 4 iterations in 258 ms. Result :sat
Minimization took 259 ms.
[2024-05-23 18:27:45] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:27:45] [INFO ] [Real]Absence check using state equation in 159 ms returned sat
[2024-05-23 18:27:46] [INFO ] [Real]Added 91 Read/Feed constraints in 65 ms returned sat
[2024-05-23 18:27:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:27:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:27:46] [INFO ] [Nat]Absence check using state equation in 147 ms returned sat
[2024-05-23 18:27:46] [INFO ] [Nat]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 18:27:46] [INFO ] Deduced a trap composed of 178 places in 210 ms of which 3 ms to minimize.
[2024-05-23 18:27:46] [INFO ] Deduced a trap composed of 161 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:27:47] [INFO ] Deduced a trap composed of 159 places in 207 ms of which 3 ms to minimize.
[2024-05-23 18:27:47] [INFO ] Deduced a trap composed of 147 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:27:47] [INFO ] Deduced a trap composed of 137 places in 202 ms of which 3 ms to minimize.
[2024-05-23 18:27:47] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1163 ms
[2024-05-23 18:27:47] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:27:47] [INFO ] Added : 11 causal constraints over 4 iterations in 253 ms. Result :sat
Minimization took 266 ms.
[2024-05-23 18:27:48] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:27:48] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 18:27:48] [INFO ] [Real]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 18:27:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:27:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:27:48] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2024-05-23 18:27:48] [INFO ] [Nat]Added 91 Read/Feed constraints in 49 ms returned sat
[2024-05-23 18:27:48] [INFO ] Deduced a trap composed of 206 places in 207 ms of which 3 ms to minimize.
[2024-05-23 18:27:49] [INFO ] Deduced a trap composed of 172 places in 206 ms of which 3 ms to minimize.
[2024-05-23 18:27:49] [INFO ] Deduced a trap composed of 170 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:27:49] [INFO ] Deduced a trap composed of 152 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:27:49] [INFO ] Deduced a trap composed of 143 places in 203 ms of which 3 ms to minimize.
[2024-05-23 18:27:49] [INFO ] Deduced a trap composed of 134 places in 205 ms of which 3 ms to minimize.
[2024-05-23 18:27:50] [INFO ] Deduced a trap composed of 131 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:27:50] [INFO ] Deduced a trap composed of 91 places in 207 ms of which 3 ms to minimize.
[2024-05-23 18:27:50] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1854 ms
[2024-05-23 18:27:50] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 83 ms.
[2024-05-23 18:27:50] [INFO ] Added : 2 causal constraints over 1 iterations in 171 ms. Result :sat
Minimization took 279 ms.
[2024-05-23 18:27:50] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:27:51] [INFO ] [Real]Absence check using state equation in 152 ms returned sat
[2024-05-23 18:27:51] [INFO ] [Real]Added 91 Read/Feed constraints in 46 ms returned sat
[2024-05-23 18:27:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:27:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:27:51] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2024-05-23 18:27:51] [INFO ] [Nat]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 18:27:51] [INFO ] Deduced a trap composed of 178 places in 210 ms of which 3 ms to minimize.
[2024-05-23 18:27:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 263 ms
[2024-05-23 18:27:51] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 77 ms.
[2024-05-23 18:27:52] [INFO ] Added : 11 causal constraints over 4 iterations in 286 ms. Result :sat
Minimization took 322 ms.
[2024-05-23 18:27:52] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:27:52] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2024-05-23 18:27:52] [INFO ] [Real]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 18:27:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:27:52] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:27:52] [INFO ] [Nat]Absence check using state equation in 157 ms returned sat
[2024-05-23 18:27:52] [INFO ] [Nat]Added 91 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:27:53] [INFO ] Deduced a trap composed of 178 places in 216 ms of which 3 ms to minimize.
[2024-05-23 18:27:53] [INFO ] Deduced a trap composed of 178 places in 213 ms of which 3 ms to minimize.
[2024-05-23 18:27:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 502 ms
[2024-05-23 18:27:53] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 80 ms.
[2024-05-23 18:27:53] [INFO ] Added : 11 causal constraints over 4 iterations in 291 ms. Result :sat
Minimization took 271 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 249, 266, 179, 105, 25, 210, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 249, 266, 179, 105, 25, 210, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 54 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 46 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:27:57] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:27:57] [INFO ] Invariant cache hit.
[2024-05-23 18:27:57] [INFO ] Implicit Places using invariants in 338 ms returned []
[2024-05-23 18:27:57] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:27:57] [INFO ] Invariant cache hit.
[2024-05-23 18:27:57] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:27:59] [INFO ] Implicit Places using invariants and state equation in 1460 ms returned []
Implicit Place search using SMT with State Equation took 1800 ms to find 0 implicit places.
[2024-05-23 18:27:59] [INFO ] Redundant transitions in 20 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:27:59] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:27:59] [INFO ] Invariant cache hit.
[2024-05-23 18:27:59] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:28:16] [INFO ] Deduced a trap composed of 131 places in 122 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 64762ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 64773ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66653 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:29:03] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 9) seen :[2, 1, 3, 0, 2, 1, 2, 2, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 249, 266, 179, 105, 25, 210, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:29:04] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:29:04] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 249, 266, 179, 105, 25, 210, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2286 ms. (437 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 9757 ms. (922 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 249, 266, 179, 105, 25, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:29:16] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:29:16] [INFO ] Invariant cache hit.
[2024-05-23 18:29:16] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:29:16] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2024-05-23 18:29:16] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:29:16] [INFO ] [Real]Added 91 Read/Feed constraints in 60 ms returned sat
[2024-05-23 18:29:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:29:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:29:16] [INFO ] [Nat]Absence check using state equation in 158 ms returned sat
[2024-05-23 18:29:16] [INFO ] [Nat]Added 91 Read/Feed constraints in 38 ms returned sat
[2024-05-23 18:29:16] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 73 ms.
[2024-05-23 18:29:17] [INFO ] Added : 1 causal constraints over 1 iterations in 158 ms. Result :sat
Minimization took 312 ms.
[2024-05-23 18:29:17] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:29:17] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2024-05-23 18:29:17] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 18:29:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:29:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:29:17] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2024-05-23 18:29:17] [INFO ] [Nat]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:29:18] [INFO ] Deduced a trap composed of 126 places in 211 ms of which 2 ms to minimize.
[2024-05-23 18:29:18] [INFO ] Deduced a trap composed of 131 places in 191 ms of which 3 ms to minimize.
[2024-05-23 18:29:18] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 470 ms
[2024-05-23 18:29:18] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 69 ms.
[2024-05-23 18:29:18] [INFO ] Added : 1 causal constraints over 1 iterations in 160 ms. Result :sat
Minimization took 268 ms.
[2024-05-23 18:29:18] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:29:19] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:29:19] [INFO ] [Real]Added 91 Read/Feed constraints in 41 ms returned sat
[2024-05-23 18:29:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:29:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:29:19] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:29:19] [INFO ] [Nat]Added 91 Read/Feed constraints in 26 ms returned sat
[2024-05-23 18:29:19] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 67 ms.
[2024-05-23 18:29:19] [INFO ] Added : 1 causal constraints over 1 iterations in 156 ms. Result :sat
Minimization took 257 ms.
[2024-05-23 18:29:19] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:29:20] [INFO ] [Real]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:29:20] [INFO ] [Real]Added 91 Read/Feed constraints in 26 ms returned sat
[2024-05-23 18:29:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:29:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:29:20] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:29:20] [INFO ] [Nat]Added 91 Read/Feed constraints in 20 ms returned sat
[2024-05-23 18:29:20] [INFO ] Deduced a trap composed of 169 places in 219 ms of which 4 ms to minimize.
[2024-05-23 18:29:20] [INFO ] Deduced a trap composed of 162 places in 212 ms of which 3 ms to minimize.
[2024-05-23 18:29:21] [INFO ] Deduced a trap composed of 143 places in 226 ms of which 3 ms to minimize.
[2024-05-23 18:29:21] [INFO ] Deduced a trap composed of 141 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:29:21] [INFO ] Deduced a trap composed of 138 places in 218 ms of which 3 ms to minimize.
[2024-05-23 18:29:21] [INFO ] Deduced a trap composed of 137 places in 207 ms of which 3 ms to minimize.
[2024-05-23 18:29:22] [INFO ] Deduced a trap composed of 172 places in 230 ms of which 3 ms to minimize.
[2024-05-23 18:29:22] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1729 ms
[2024-05-23 18:29:22] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 68 ms.
[2024-05-23 18:29:22] [INFO ] Added : 1 causal constraints over 1 iterations in 158 ms. Result :sat
Minimization took 274 ms.
[2024-05-23 18:29:22] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:29:22] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:29:22] [INFO ] [Real]Added 91 Read/Feed constraints in 28 ms returned sat
[2024-05-23 18:29:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:29:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:29:23] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:29:23] [INFO ] [Nat]Added 91 Read/Feed constraints in 19 ms returned sat
[2024-05-23 18:29:23] [INFO ] Deduced a trap composed of 178 places in 218 ms of which 3 ms to minimize.
[2024-05-23 18:29:23] [INFO ] Deduced a trap composed of 172 places in 222 ms of which 3 ms to minimize.
[2024-05-23 18:29:23] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 513 ms
[2024-05-23 18:29:23] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 72 ms.
[2024-05-23 18:29:23] [INFO ] Added : 13 causal constraints over 4 iterations in 287 ms. Result :sat
Minimization took 262 ms.
[2024-05-23 18:29:24] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:29:24] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:29:24] [INFO ] [Real]Added 91 Read/Feed constraints in 63 ms returned sat
[2024-05-23 18:29:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:29:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:29:24] [INFO ] [Nat]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:29:24] [INFO ] [Nat]Added 91 Read/Feed constraints in 38 ms returned sat
[2024-05-23 18:29:25] [INFO ] Deduced a trap composed of 178 places in 208 ms of which 3 ms to minimize.
[2024-05-23 18:29:25] [INFO ] Deduced a trap composed of 161 places in 212 ms of which 3 ms to minimize.
[2024-05-23 18:29:25] [INFO ] Deduced a trap composed of 159 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:29:25] [INFO ] Deduced a trap composed of 147 places in 206 ms of which 3 ms to minimize.
[2024-05-23 18:29:25] [INFO ] Deduced a trap composed of 137 places in 193 ms of which 3 ms to minimize.
[2024-05-23 18:29:25] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1198 ms
[2024-05-23 18:29:26] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 69 ms.
[2024-05-23 18:29:26] [INFO ] Added : 11 causal constraints over 4 iterations in 267 ms. Result :sat
Minimization took 276 ms.
[2024-05-23 18:29:26] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:29:26] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:29:26] [INFO ] [Real]Added 91 Read/Feed constraints in 32 ms returned sat
[2024-05-23 18:29:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:29:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:29:27] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:29:27] [INFO ] [Nat]Added 91 Read/Feed constraints in 51 ms returned sat
[2024-05-23 18:29:27] [INFO ] Deduced a trap composed of 206 places in 207 ms of which 3 ms to minimize.
[2024-05-23 18:29:27] [INFO ] Deduced a trap composed of 172 places in 206 ms of which 3 ms to minimize.
[2024-05-23 18:29:27] [INFO ] Deduced a trap composed of 170 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:29:28] [INFO ] Deduced a trap composed of 152 places in 207 ms of which 3 ms to minimize.
[2024-05-23 18:29:28] [INFO ] Deduced a trap composed of 143 places in 220 ms of which 2 ms to minimize.
[2024-05-23 18:29:28] [INFO ] Deduced a trap composed of 134 places in 195 ms of which 3 ms to minimize.
[2024-05-23 18:29:28] [INFO ] Deduced a trap composed of 131 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:29:28] [INFO ] Deduced a trap composed of 91 places in 216 ms of which 3 ms to minimize.
[2024-05-23 18:29:29] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1892 ms
[2024-05-23 18:29:29] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 84 ms.
[2024-05-23 18:29:29] [INFO ] Added : 2 causal constraints over 1 iterations in 182 ms. Result :sat
Minimization took 282 ms.
[2024-05-23 18:29:29] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:29:29] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:29:29] [INFO ] [Real]Added 91 Read/Feed constraints in 45 ms returned sat
[2024-05-23 18:29:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:29:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 11 ms returned sat
[2024-05-23 18:29:30] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 18:29:30] [INFO ] [Nat]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 18:29:30] [INFO ] Deduced a trap composed of 178 places in 217 ms of which 3 ms to minimize.
[2024-05-23 18:29:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 270 ms
[2024-05-23 18:29:30] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 79 ms.
[2024-05-23 18:29:30] [INFO ] Added : 11 causal constraints over 4 iterations in 286 ms. Result :sat
Minimization took 270 ms.
[2024-05-23 18:29:31] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:29:31] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2024-05-23 18:29:31] [INFO ] [Real]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 18:29:31] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:29:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:29:31] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 18:29:31] [INFO ] [Nat]Added 91 Read/Feed constraints in 24 ms returned sat
[2024-05-23 18:29:31] [INFO ] Deduced a trap composed of 178 places in 204 ms of which 2 ms to minimize.
[2024-05-23 18:29:31] [INFO ] Deduced a trap composed of 178 places in 202 ms of which 3 ms to minimize.
[2024-05-23 18:29:31] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 471 ms
[2024-05-23 18:29:32] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 71 ms.
[2024-05-23 18:29:32] [INFO ] Added : 11 causal constraints over 4 iterations in 258 ms. Result :sat
Minimization took 267 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 249, 266, 179, 105, 25, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 249, 266, 179, 105, 25, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 61 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 53 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:29:35] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:29:35] [INFO ] Invariant cache hit.
[2024-05-23 18:29:36] [INFO ] Implicit Places using invariants in 347 ms returned []
[2024-05-23 18:29:36] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:29:36] [INFO ] Invariant cache hit.
[2024-05-23 18:29:36] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:29:37] [INFO ] Implicit Places using invariants and state equation in 1375 ms returned []
Implicit Place search using SMT with State Equation took 1742 ms to find 0 implicit places.
[2024-05-23 18:29:37] [INFO ] Redundant transitions in 15 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:29:37] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:29:37] [INFO ] Invariant cache hit.
[2024-05-23 18:29:37] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:29:55] [INFO ] Deduced a trap composed of 131 places in 114 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 65504ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 65517ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67337 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:30:43] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 9) seen :[2, 0, 4, 3, 0, 1, 3, 2, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 249, 266, 179, 105, 25, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:30:43] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:30:43] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 249, 266, 179, 105, 25, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2025 ms. (493 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 9926 ms. (906 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 249, 266, 179, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:30:55] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:30:55] [INFO ] Invariant cache hit.
[2024-05-23 18:30:55] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:30:55] [INFO ] [Real]Absence check using state equation in 149 ms returned sat
[2024-05-23 18:30:55] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:30:55] [INFO ] [Real]Added 91 Read/Feed constraints in 61 ms returned sat
[2024-05-23 18:30:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:30:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:30:55] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2024-05-23 18:30:55] [INFO ] [Nat]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 18:30:55] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 80 ms.
[2024-05-23 18:30:56] [INFO ] Added : 1 causal constraints over 1 iterations in 169 ms. Result :sat
Minimization took 304 ms.
[2024-05-23 18:30:56] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:30:56] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2024-05-23 18:30:56] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 18:30:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:30:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:30:56] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2024-05-23 18:30:56] [INFO ] [Nat]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:30:57] [INFO ] Deduced a trap composed of 126 places in 212 ms of which 3 ms to minimize.
[2024-05-23 18:30:57] [INFO ] Deduced a trap composed of 131 places in 180 ms of which 3 ms to minimize.
[2024-05-23 18:30:57] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 458 ms
[2024-05-23 18:30:57] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 76 ms.
[2024-05-23 18:30:57] [INFO ] Added : 1 causal constraints over 1 iterations in 165 ms. Result :sat
Minimization took 278 ms.
[2024-05-23 18:30:58] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:30:58] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2024-05-23 18:30:58] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 18:30:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:30:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:30:58] [INFO ] [Nat]Absence check using state equation in 156 ms returned sat
[2024-05-23 18:30:58] [INFO ] [Nat]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 18:30:58] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 71 ms.
[2024-05-23 18:30:58] [INFO ] Added : 1 causal constraints over 1 iterations in 171 ms. Result :sat
Minimization took 298 ms.
[2024-05-23 18:30:59] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:30:59] [INFO ] [Real]Absence check using state equation in 165 ms returned sat
[2024-05-23 18:30:59] [INFO ] [Real]Added 91 Read/Feed constraints in 23 ms returned sat
[2024-05-23 18:30:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:30:59] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:30:59] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 18:30:59] [INFO ] [Nat]Added 91 Read/Feed constraints in 21 ms returned sat
[2024-05-23 18:30:59] [INFO ] Deduced a trap composed of 169 places in 219 ms of which 3 ms to minimize.
[2024-05-23 18:31:00] [INFO ] Deduced a trap composed of 162 places in 202 ms of which 3 ms to minimize.
[2024-05-23 18:31:00] [INFO ] Deduced a trap composed of 143 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:31:00] [INFO ] Deduced a trap composed of 141 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:31:00] [INFO ] Deduced a trap composed of 138 places in 197 ms of which 3 ms to minimize.
[2024-05-23 18:31:00] [INFO ] Deduced a trap composed of 137 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:31:01] [INFO ] Deduced a trap composed of 172 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:31:01] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1645 ms
[2024-05-23 18:31:01] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 89 ms.
[2024-05-23 18:31:01] [INFO ] Added : 1 causal constraints over 1 iterations in 180 ms. Result :sat
Minimization took 316 ms.
[2024-05-23 18:31:01] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:31:01] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2024-05-23 18:31:02] [INFO ] [Real]Added 91 Read/Feed constraints in 28 ms returned sat
[2024-05-23 18:31:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:31:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:31:02] [INFO ] [Nat]Absence check using state equation in 159 ms returned sat
[2024-05-23 18:31:02] [INFO ] [Nat]Added 91 Read/Feed constraints in 19 ms returned sat
[2024-05-23 18:31:02] [INFO ] Deduced a trap composed of 178 places in 214 ms of which 3 ms to minimize.
[2024-05-23 18:31:02] [INFO ] Deduced a trap composed of 172 places in 198 ms of which 4 ms to minimize.
[2024-05-23 18:31:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 493 ms
[2024-05-23 18:31:02] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 94 ms.
[2024-05-23 18:31:03] [INFO ] Added : 13 causal constraints over 4 iterations in 309 ms. Result :sat
Minimization took 278 ms.
[2024-05-23 18:31:03] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:31:03] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:31:03] [INFO ] [Real]Added 91 Read/Feed constraints in 65 ms returned sat
[2024-05-23 18:31:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:31:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:31:03] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2024-05-23 18:31:03] [INFO ] [Nat]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 18:31:04] [INFO ] Deduced a trap composed of 178 places in 197 ms of which 3 ms to minimize.
[2024-05-23 18:31:04] [INFO ] Deduced a trap composed of 161 places in 189 ms of which 3 ms to minimize.
[2024-05-23 18:31:04] [INFO ] Deduced a trap composed of 159 places in 193 ms of which 3 ms to minimize.
[2024-05-23 18:31:04] [INFO ] Deduced a trap composed of 147 places in 193 ms of which 3 ms to minimize.
[2024-05-23 18:31:05] [INFO ] Deduced a trap composed of 137 places in 193 ms of which 3 ms to minimize.
[2024-05-23 18:31:05] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1129 ms
[2024-05-23 18:31:05] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 80 ms.
[2024-05-23 18:31:05] [INFO ] Added : 11 causal constraints over 4 iterations in 293 ms. Result :sat
Minimization took 278 ms.
[2024-05-23 18:31:05] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:31:05] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2024-05-23 18:31:05] [INFO ] [Real]Added 91 Read/Feed constraints in 31 ms returned sat
[2024-05-23 18:31:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:31:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:31:06] [INFO ] [Nat]Absence check using state equation in 147 ms returned sat
[2024-05-23 18:31:06] [INFO ] [Nat]Added 91 Read/Feed constraints in 52 ms returned sat
[2024-05-23 18:31:06] [INFO ] Deduced a trap composed of 206 places in 209 ms of which 4 ms to minimize.
[2024-05-23 18:31:06] [INFO ] Deduced a trap composed of 172 places in 203 ms of which 4 ms to minimize.
[2024-05-23 18:31:06] [INFO ] Deduced a trap composed of 170 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:31:07] [INFO ] Deduced a trap composed of 141 places in 202 ms of which 3 ms to minimize.
[2024-05-23 18:31:07] [INFO ] Deduced a trap composed of 131 places in 197 ms of which 3 ms to minimize.
[2024-05-23 18:31:07] [INFO ] Deduced a trap composed of 131 places in 179 ms of which 3 ms to minimize.
[2024-05-23 18:31:07] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1375 ms
[2024-05-23 18:31:07] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 79 ms.
[2024-05-23 18:31:07] [INFO ] Added : 2 causal constraints over 1 iterations in 185 ms. Result :sat
Minimization took 328 ms.
[2024-05-23 18:31:08] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:31:08] [INFO ] [Real]Absence check using state equation in 159 ms returned sat
[2024-05-23 18:31:08] [INFO ] [Real]Added 91 Read/Feed constraints in 49 ms returned sat
[2024-05-23 18:31:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:31:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:31:08] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2024-05-23 18:31:08] [INFO ] [Nat]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 18:31:09] [INFO ] Deduced a trap composed of 178 places in 214 ms of which 3 ms to minimize.
[2024-05-23 18:31:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 267 ms
[2024-05-23 18:31:09] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 82 ms.
[2024-05-23 18:31:09] [INFO ] Added : 11 causal constraints over 4 iterations in 290 ms. Result :sat
Minimization took 307 ms.
[2024-05-23 18:31:09] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:31:09] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2024-05-23 18:31:09] [INFO ] [Real]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 18:31:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:31:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:31:10] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2024-05-23 18:31:10] [INFO ] [Nat]Added 91 Read/Feed constraints in 26 ms returned sat
[2024-05-23 18:31:10] [INFO ] Deduced a trap composed of 178 places in 213 ms of which 3 ms to minimize.
[2024-05-23 18:31:10] [INFO ] Deduced a trap composed of 178 places in 213 ms of which 3 ms to minimize.
[2024-05-23 18:31:10] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 500 ms
[2024-05-23 18:31:10] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 76 ms.
[2024-05-23 18:31:10] [INFO ] Added : 11 causal constraints over 4 iterations in 284 ms. Result :sat
Minimization took 275 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 249, 266, 179, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 249, 266, 179, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 53 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 56 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:31:14] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:31:14] [INFO ] Invariant cache hit.
[2024-05-23 18:31:15] [INFO ] Implicit Places using invariants in 319 ms returned []
[2024-05-23 18:31:15] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:31:15] [INFO ] Invariant cache hit.
[2024-05-23 18:31:15] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:31:16] [INFO ] Implicit Places using invariants and state equation in 1434 ms returned []
Implicit Place search using SMT with State Equation took 1755 ms to find 0 implicit places.
[2024-05-23 18:31:16] [INFO ] Redundant transitions in 21 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:31:16] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:31:16] [INFO ] Invariant cache hit.
[2024-05-23 18:31:16] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:31:33] [INFO ] Deduced a trap composed of 131 places in 114 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 65064ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 65077ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66918 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:32:21] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 9) seen :[1, 1, 7, 1, 0, 1, 1, 2, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 249, 266, 179, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:32:22] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:32:22] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 249, 266, 179, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000008 steps (2 resets) in 1913 ms. (522 steps per ms)
BEST_FIRST walk for 9000008 steps (18 resets) in 9958 ms. (903 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 249, 266, 187, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:32:33] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:32:33] [INFO ] Invariant cache hit.
[2024-05-23 18:32:33] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:32:34] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:32:34] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:32:34] [INFO ] [Real]Added 91 Read/Feed constraints in 58 ms returned sat
[2024-05-23 18:32:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:32:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:32:34] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:32:34] [INFO ] [Nat]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 18:32:34] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 71 ms.
[2024-05-23 18:32:34] [INFO ] Added : 1 causal constraints over 1 iterations in 158 ms. Result :sat
Minimization took 294 ms.
[2024-05-23 18:32:35] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:32:35] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2024-05-23 18:32:35] [INFO ] [Real]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 18:32:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:32:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:32:35] [INFO ] [Nat]Absence check using state equation in 156 ms returned sat
[2024-05-23 18:32:35] [INFO ] [Nat]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 18:32:35] [INFO ] Deduced a trap composed of 126 places in 205 ms of which 3 ms to minimize.
[2024-05-23 18:32:35] [INFO ] Deduced a trap composed of 131 places in 168 ms of which 3 ms to minimize.
[2024-05-23 18:32:35] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 438 ms
[2024-05-23 18:32:36] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 82 ms.
[2024-05-23 18:32:36] [INFO ] Added : 1 causal constraints over 1 iterations in 162 ms. Result :sat
Minimization took 277 ms.
[2024-05-23 18:32:36] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:32:36] [INFO ] [Real]Absence check using state equation in 152 ms returned sat
[2024-05-23 18:32:36] [INFO ] [Real]Added 91 Read/Feed constraints in 46 ms returned sat
[2024-05-23 18:32:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:32:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:32:36] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:32:36] [INFO ] [Nat]Added 91 Read/Feed constraints in 26 ms returned sat
[2024-05-23 18:32:37] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 69 ms.
[2024-05-23 18:32:37] [INFO ] Added : 1 causal constraints over 1 iterations in 164 ms. Result :sat
Minimization took 266 ms.
[2024-05-23 18:32:37] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:32:37] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:32:37] [INFO ] [Real]Added 91 Read/Feed constraints in 24 ms returned sat
[2024-05-23 18:32:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:32:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:32:37] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2024-05-23 18:32:37] [INFO ] [Nat]Added 91 Read/Feed constraints in 21 ms returned sat
[2024-05-23 18:32:38] [INFO ] Deduced a trap composed of 169 places in 206 ms of which 3 ms to minimize.
[2024-05-23 18:32:38] [INFO ] Deduced a trap composed of 162 places in 194 ms of which 3 ms to minimize.
[2024-05-23 18:32:38] [INFO ] Deduced a trap composed of 143 places in 197 ms of which 3 ms to minimize.
[2024-05-23 18:32:38] [INFO ] Deduced a trap composed of 141 places in 193 ms of which 3 ms to minimize.
[2024-05-23 18:32:39] [INFO ] Deduced a trap composed of 138 places in 195 ms of which 3 ms to minimize.
[2024-05-23 18:32:39] [INFO ] Deduced a trap composed of 137 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:32:39] [INFO ] Deduced a trap composed of 172 places in 203 ms of which 3 ms to minimize.
[2024-05-23 18:32:39] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1603 ms
[2024-05-23 18:32:39] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 74 ms.
[2024-05-23 18:32:39] [INFO ] Added : 1 causal constraints over 1 iterations in 158 ms. Result :sat
Minimization took 296 ms.
[2024-05-23 18:32:40] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:32:40] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 18:32:40] [INFO ] [Real]Added 91 Read/Feed constraints in 29 ms returned sat
[2024-05-23 18:32:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:32:40] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:32:40] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:32:40] [INFO ] [Nat]Added 91 Read/Feed constraints in 19 ms returned sat
[2024-05-23 18:32:40] [INFO ] Deduced a trap composed of 178 places in 203 ms of which 3 ms to minimize.
[2024-05-23 18:32:40] [INFO ] Deduced a trap composed of 172 places in 198 ms of which 2 ms to minimize.
[2024-05-23 18:32:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 483 ms
[2024-05-23 18:32:41] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 65 ms.
[2024-05-23 18:32:41] [INFO ] Added : 13 causal constraints over 4 iterations in 268 ms. Result :sat
Minimization took 296 ms.
[2024-05-23 18:32:41] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:32:41] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2024-05-23 18:32:41] [INFO ] [Real]Added 91 Read/Feed constraints in 60 ms returned sat
[2024-05-23 18:32:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:32:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:32:42] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2024-05-23 18:32:42] [INFO ] [Nat]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:32:42] [INFO ] Deduced a trap composed of 178 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:32:42] [INFO ] Deduced a trap composed of 161 places in 197 ms of which 3 ms to minimize.
[2024-05-23 18:32:42] [INFO ] Deduced a trap composed of 159 places in 207 ms of which 3 ms to minimize.
[2024-05-23 18:32:43] [INFO ] Deduced a trap composed of 147 places in 192 ms of which 3 ms to minimize.
[2024-05-23 18:32:43] [INFO ] Deduced a trap composed of 137 places in 206 ms of which 3 ms to minimize.
[2024-05-23 18:32:43] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1161 ms
[2024-05-23 18:32:43] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 71 ms.
[2024-05-23 18:32:43] [INFO ] Added : 11 causal constraints over 4 iterations in 271 ms. Result :sat
Minimization took 296 ms.
[2024-05-23 18:32:43] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:32:44] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2024-05-23 18:32:44] [INFO ] [Real]Added 91 Read/Feed constraints in 34 ms returned sat
[2024-05-23 18:32:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:32:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:32:44] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:32:44] [INFO ] [Nat]Added 91 Read/Feed constraints in 49 ms returned sat
[2024-05-23 18:32:44] [INFO ] Deduced a trap composed of 206 places in 198 ms of which 3 ms to minimize.
[2024-05-23 18:32:44] [INFO ] Deduced a trap composed of 172 places in 185 ms of which 3 ms to minimize.
[2024-05-23 18:32:45] [INFO ] Deduced a trap composed of 170 places in 198 ms of which 3 ms to minimize.
[2024-05-23 18:32:45] [INFO ] Deduced a trap composed of 141 places in 198 ms of which 3 ms to minimize.
[2024-05-23 18:32:45] [INFO ] Deduced a trap composed of 131 places in 196 ms of which 2 ms to minimize.
[2024-05-23 18:32:45] [INFO ] Deduced a trap composed of 131 places in 181 ms of which 3 ms to minimize.
[2024-05-23 18:32:45] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1336 ms
[2024-05-23 18:32:45] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 69 ms.
[2024-05-23 18:32:45] [INFO ] Added : 2 causal constraints over 1 iterations in 167 ms. Result :sat
Minimization took 291 ms.
[2024-05-23 18:32:46] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:32:46] [INFO ] [Real]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:32:46] [INFO ] [Real]Added 91 Read/Feed constraints in 46 ms returned sat
[2024-05-23 18:32:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:32:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:32:46] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:32:46] [INFO ] [Nat]Added 91 Read/Feed constraints in 34 ms returned sat
[2024-05-23 18:32:47] [INFO ] Deduced a trap composed of 178 places in 205 ms of which 3 ms to minimize.
[2024-05-23 18:32:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 261 ms
[2024-05-23 18:32:47] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 74 ms.
[2024-05-23 18:32:47] [INFO ] Added : 11 causal constraints over 4 iterations in 256 ms. Result :sat
Minimization took 292 ms.
[2024-05-23 18:32:47] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:32:47] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2024-05-23 18:32:47] [INFO ] [Real]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 18:32:47] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:32:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:32:48] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:32:48] [INFO ] [Nat]Added 91 Read/Feed constraints in 24 ms returned sat
[2024-05-23 18:32:48] [INFO ] Deduced a trap composed of 178 places in 205 ms of which 3 ms to minimize.
[2024-05-23 18:32:48] [INFO ] Deduced a trap composed of 178 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:32:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 488 ms
[2024-05-23 18:32:48] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 70 ms.
[2024-05-23 18:32:48] [INFO ] Added : 11 causal constraints over 4 iterations in 269 ms. Result :sat
Minimization took 290 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 249, 266, 187, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 249, 266, 187, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 52 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 54 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:32:52] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:32:52] [INFO ] Invariant cache hit.
[2024-05-23 18:32:53] [INFO ] Implicit Places using invariants in 323 ms returned []
[2024-05-23 18:32:53] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:32:53] [INFO ] Invariant cache hit.
[2024-05-23 18:32:53] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:32:54] [INFO ] Implicit Places using invariants and state equation in 1419 ms returned []
Implicit Place search using SMT with State Equation took 1744 ms to find 0 implicit places.
[2024-05-23 18:32:54] [INFO ] Redundant transitions in 21 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:32:54] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:32:54] [INFO ] Invariant cache hit.
[2024-05-23 18:32:54] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:33:10] [INFO ] Deduced a trap composed of 131 places in 115 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 64809ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 64820ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66653 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:33:59] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 9) seen :[1, 1, 3, 2, 0, 1, 1, 3, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 249, 266, 187, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:33:59] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:33:59] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 249, 266, 187, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000004 steps (2 resets) in 2255 ms. (443 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 9208 ms. (977 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 249, 303, 196, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:34:11] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:34:11] [INFO ] Invariant cache hit.
[2024-05-23 18:34:11] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:11] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 18:34:11] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:34:11] [INFO ] [Real]Added 91 Read/Feed constraints in 57 ms returned sat
[2024-05-23 18:34:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:34:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:34:11] [INFO ] [Nat]Absence check using state equation in 156 ms returned sat
[2024-05-23 18:34:11] [INFO ] [Nat]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 18:34:11] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 68 ms.
[2024-05-23 18:34:11] [INFO ] Added : 1 causal constraints over 1 iterations in 157 ms. Result :sat
Minimization took 278 ms.
[2024-05-23 18:34:12] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:12] [INFO ] [Real]Absence check using state equation in 156 ms returned sat
[2024-05-23 18:34:12] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 18:34:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:34:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:12] [INFO ] [Nat]Absence check using state equation in 153 ms returned sat
[2024-05-23 18:34:12] [INFO ] [Nat]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:34:13] [INFO ] Deduced a trap composed of 126 places in 214 ms of which 3 ms to minimize.
[2024-05-23 18:34:13] [INFO ] Deduced a trap composed of 131 places in 180 ms of which 3 ms to minimize.
[2024-05-23 18:34:13] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 473 ms
[2024-05-23 18:34:13] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 67 ms.
[2024-05-23 18:34:13] [INFO ] Added : 1 causal constraints over 1 iterations in 159 ms. Result :sat
Minimization took 275 ms.
[2024-05-23 18:34:13] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:13] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:34:14] [INFO ] [Real]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 18:34:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:34:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:14] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:34:14] [INFO ] [Nat]Added 91 Read/Feed constraints in 26 ms returned sat
[2024-05-23 18:34:14] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 67 ms.
[2024-05-23 18:34:14] [INFO ] Added : 1 causal constraints over 1 iterations in 161 ms. Result :sat
Minimization took 274 ms.
[2024-05-23 18:34:14] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:14] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 18:34:15] [INFO ] [Real]Added 91 Read/Feed constraints in 24 ms returned sat
[2024-05-23 18:34:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:34:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:15] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 18:34:15] [INFO ] [Nat]Added 91 Read/Feed constraints in 21 ms returned sat
[2024-05-23 18:34:15] [INFO ] Deduced a trap composed of 169 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:34:15] [INFO ] Deduced a trap composed of 162 places in 199 ms of which 3 ms to minimize.
[2024-05-23 18:34:15] [INFO ] Deduced a trap composed of 143 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:34:16] [INFO ] Deduced a trap composed of 141 places in 197 ms of which 3 ms to minimize.
[2024-05-23 18:34:16] [INFO ] Deduced a trap composed of 138 places in 196 ms of which 3 ms to minimize.
[2024-05-23 18:34:16] [INFO ] Deduced a trap composed of 137 places in 196 ms of which 3 ms to minimize.
[2024-05-23 18:34:16] [INFO ] Deduced a trap composed of 172 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:34:16] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1599 ms
[2024-05-23 18:34:16] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 62 ms.
[2024-05-23 18:34:17] [INFO ] Added : 1 causal constraints over 1 iterations in 144 ms. Result :sat
Minimization took 292 ms.
[2024-05-23 18:34:17] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:17] [INFO ] [Real]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:34:17] [INFO ] [Real]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 18:34:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:34:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-23 18:34:17] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 18:34:17] [INFO ] [Nat]Added 91 Read/Feed constraints in 19 ms returned sat
[2024-05-23 18:34:18] [INFO ] Deduced a trap composed of 178 places in 196 ms of which 3 ms to minimize.
[2024-05-23 18:34:18] [INFO ] Deduced a trap composed of 172 places in 189 ms of which 3 ms to minimize.
[2024-05-23 18:34:18] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 453 ms
[2024-05-23 18:34:18] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 66 ms.
[2024-05-23 18:34:18] [INFO ] Added : 13 causal constraints over 4 iterations in 273 ms. Result :sat
Minimization took 276 ms.
[2024-05-23 18:34:18] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:19] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:34:19] [INFO ] [Real]Added 91 Read/Feed constraints in 60 ms returned sat
[2024-05-23 18:34:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:34:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:19] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2024-05-23 18:34:19] [INFO ] [Nat]Added 91 Read/Feed constraints in 38 ms returned sat
[2024-05-23 18:34:19] [INFO ] Deduced a trap composed of 178 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:34:19] [INFO ] Deduced a trap composed of 161 places in 195 ms of which 2 ms to minimize.
[2024-05-23 18:34:20] [INFO ] Deduced a trap composed of 159 places in 184 ms of which 3 ms to minimize.
[2024-05-23 18:34:20] [INFO ] Deduced a trap composed of 147 places in 191 ms of which 4 ms to minimize.
[2024-05-23 18:34:20] [INFO ] Deduced a trap composed of 137 places in 187 ms of which 3 ms to minimize.
[2024-05-23 18:34:20] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1103 ms
[2024-05-23 18:34:20] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 70 ms.
[2024-05-23 18:34:20] [INFO ] Added : 11 causal constraints over 4 iterations in 261 ms. Result :sat
Minimization took 280 ms.
[2024-05-23 18:34:21] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:21] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2024-05-23 18:34:21] [INFO ] [Real]Added 91 Read/Feed constraints in 31 ms returned sat
[2024-05-23 18:34:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:34:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:21] [INFO ] [Nat]Absence check using state equation in 156 ms returned sat
[2024-05-23 18:34:21] [INFO ] [Nat]Added 91 Read/Feed constraints in 51 ms returned sat
[2024-05-23 18:34:21] [INFO ] Deduced a trap composed of 206 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:34:22] [INFO ] Deduced a trap composed of 172 places in 197 ms of which 3 ms to minimize.
[2024-05-23 18:34:22] [INFO ] Deduced a trap composed of 170 places in 203 ms of which 3 ms to minimize.
[2024-05-23 18:34:22] [INFO ] Deduced a trap composed of 141 places in 203 ms of which 3 ms to minimize.
[2024-05-23 18:34:22] [INFO ] Deduced a trap composed of 131 places in 205 ms of which 3 ms to minimize.
[2024-05-23 18:34:23] [INFO ] Deduced a trap composed of 131 places in 173 ms of which 3 ms to minimize.
[2024-05-23 18:34:23] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1352 ms
[2024-05-23 18:34:23] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 67 ms.
[2024-05-23 18:34:23] [INFO ] Added : 2 causal constraints over 1 iterations in 160 ms. Result :sat
Minimization took 289 ms.
[2024-05-23 18:34:23] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:23] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:34:23] [INFO ] [Real]Added 91 Read/Feed constraints in 45 ms returned sat
[2024-05-23 18:34:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:34:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:23] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:34:24] [INFO ] [Nat]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 18:34:24] [INFO ] Deduced a trap composed of 178 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:34:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 258 ms
[2024-05-23 18:34:24] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:34:24] [INFO ] Added : 11 causal constraints over 4 iterations in 259 ms. Result :sat
Minimization took 295 ms.
[2024-05-23 18:34:24] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:25] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:34:25] [INFO ] [Real]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 18:34:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:34:25] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:34:25] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2024-05-23 18:34:25] [INFO ] [Nat]Added 91 Read/Feed constraints in 24 ms returned sat
[2024-05-23 18:34:25] [INFO ] Deduced a trap composed of 178 places in 199 ms of which 3 ms to minimize.
[2024-05-23 18:34:25] [INFO ] Deduced a trap composed of 178 places in 192 ms of which 3 ms to minimize.
[2024-05-23 18:34:25] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 466 ms
[2024-05-23 18:34:25] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 70 ms.
[2024-05-23 18:34:26] [INFO ] Added : 11 causal constraints over 4 iterations in 272 ms. Result :sat
Minimization took 278 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 249, 303, 196, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 249, 303, 196, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 46 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 48 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:34:29] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:34:29] [INFO ] Invariant cache hit.
[2024-05-23 18:34:29] [INFO ] Implicit Places using invariants in 322 ms returned []
[2024-05-23 18:34:29] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:34:29] [INFO ] Invariant cache hit.
[2024-05-23 18:34:30] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:34:31] [INFO ] Implicit Places using invariants and state equation in 1398 ms returned []
Implicit Place search using SMT with State Equation took 1758 ms to find 0 implicit places.
[2024-05-23 18:34:31] [INFO ] Redundant transitions in 18 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:34:31] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:34:31] [INFO ] Invariant cache hit.
[2024-05-23 18:34:31] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:34:47] [INFO ] Deduced a trap composed of 131 places in 114 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 64652ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 64664ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66502 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:35:36] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 9) seen :[1, 1, 0, 3, 2, 0, 2, 2, 1]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 249, 303, 196, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:35:36] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:35:36] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 249, 303, 196, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2291 ms. (436 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 9264 ms. (971 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 249, 303, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:35:47] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:35:47] [INFO ] Invariant cache hit.
[2024-05-23 18:35:48] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:48] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2024-05-23 18:35:48] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:35:48] [INFO ] [Real]Added 91 Read/Feed constraints in 59 ms returned sat
[2024-05-23 18:35:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:35:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:48] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:35:48] [INFO ] [Nat]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 18:35:48] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 61 ms.
[2024-05-23 18:35:48] [INFO ] Added : 1 causal constraints over 1 iterations in 151 ms. Result :sat
Minimization took 265 ms.
[2024-05-23 18:35:49] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:49] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2024-05-23 18:35:49] [INFO ] [Real]Added 91 Read/Feed constraints in 41 ms returned sat
[2024-05-23 18:35:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:35:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:49] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:35:49] [INFO ] [Nat]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 18:35:49] [INFO ] Deduced a trap composed of 126 places in 220 ms of which 3 ms to minimize.
[2024-05-23 18:35:50] [INFO ] Deduced a trap composed of 131 places in 186 ms of which 3 ms to minimize.
[2024-05-23 18:35:50] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 543 ms
[2024-05-23 18:35:50] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:35:50] [INFO ] Added : 1 causal constraints over 1 iterations in 153 ms. Result :sat
Minimization took 268 ms.
[2024-05-23 18:35:50] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:50] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:35:50] [INFO ] [Real]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 18:35:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:35:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:51] [INFO ] [Nat]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:35:51] [INFO ] [Nat]Added 91 Read/Feed constraints in 26 ms returned sat
[2024-05-23 18:35:51] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 62 ms.
[2024-05-23 18:35:51] [INFO ] Added : 1 causal constraints over 1 iterations in 154 ms. Result :sat
Minimization took 257 ms.
[2024-05-23 18:35:51] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:51] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2024-05-23 18:35:51] [INFO ] [Real]Added 91 Read/Feed constraints in 24 ms returned sat
[2024-05-23 18:35:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:35:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:52] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 18:35:52] [INFO ] [Nat]Added 91 Read/Feed constraints in 20 ms returned sat
[2024-05-23 18:35:52] [INFO ] Deduced a trap composed of 169 places in 212 ms of which 3 ms to minimize.
[2024-05-23 18:35:52] [INFO ] Deduced a trap composed of 162 places in 190 ms of which 3 ms to minimize.
[2024-05-23 18:35:52] [INFO ] Deduced a trap composed of 143 places in 238 ms of which 2 ms to minimize.
[2024-05-23 18:35:53] [INFO ] Deduced a trap composed of 141 places in 221 ms of which 3 ms to minimize.
[2024-05-23 18:35:53] [INFO ] Deduced a trap composed of 138 places in 205 ms of which 2 ms to minimize.
[2024-05-23 18:35:53] [INFO ] Deduced a trap composed of 137 places in 197 ms of which 3 ms to minimize.
[2024-05-23 18:35:53] [INFO ] Deduced a trap composed of 172 places in 215 ms of which 2 ms to minimize.
[2024-05-23 18:35:53] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1686 ms
[2024-05-23 18:35:53] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 66 ms.
[2024-05-23 18:35:53] [INFO ] Added : 1 causal constraints over 1 iterations in 146 ms. Result :sat
Minimization took 268 ms.
[2024-05-23 18:35:54] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:54] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:35:54] [INFO ] [Real]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 18:35:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:35:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:54] [INFO ] [Nat]Absence check using state equation in 158 ms returned sat
[2024-05-23 18:35:54] [INFO ] [Nat]Added 91 Read/Feed constraints in 18 ms returned sat
[2024-05-23 18:35:54] [INFO ] Deduced a trap composed of 178 places in 203 ms of which 3 ms to minimize.
[2024-05-23 18:35:55] [INFO ] Deduced a trap composed of 172 places in 207 ms of which 3 ms to minimize.
[2024-05-23 18:35:55] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 496 ms
[2024-05-23 18:35:55] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 64 ms.
[2024-05-23 18:35:55] [INFO ] Added : 13 causal constraints over 4 iterations in 259 ms. Result :sat
Minimization took 264 ms.
[2024-05-23 18:35:55] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:56] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 18:35:56] [INFO ] [Real]Added 91 Read/Feed constraints in 60 ms returned sat
[2024-05-23 18:35:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:35:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:56] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:35:56] [INFO ] [Nat]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 18:35:56] [INFO ] Deduced a trap composed of 178 places in 190 ms of which 3 ms to minimize.
[2024-05-23 18:35:56] [INFO ] Deduced a trap composed of 161 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:35:57] [INFO ] Deduced a trap composed of 159 places in 208 ms of which 2 ms to minimize.
[2024-05-23 18:35:57] [INFO ] Deduced a trap composed of 147 places in 207 ms of which 2 ms to minimize.
[2024-05-23 18:35:57] [INFO ] Deduced a trap composed of 137 places in 222 ms of which 3 ms to minimize.
[2024-05-23 18:35:57] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1187 ms
[2024-05-23 18:35:57] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 62 ms.
[2024-05-23 18:35:57] [INFO ] Added : 11 causal constraints over 4 iterations in 254 ms. Result :sat
Minimization took 263 ms.
[2024-05-23 18:35:58] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:58] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:35:58] [INFO ] [Real]Added 91 Read/Feed constraints in 30 ms returned sat
[2024-05-23 18:35:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:35:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:35:58] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:35:58] [INFO ] [Nat]Added 91 Read/Feed constraints in 55 ms returned sat
[2024-05-23 18:35:58] [INFO ] Deduced a trap composed of 206 places in 203 ms of which 3 ms to minimize.
[2024-05-23 18:35:59] [INFO ] Deduced a trap composed of 172 places in 196 ms of which 3 ms to minimize.
[2024-05-23 18:35:59] [INFO ] Deduced a trap composed of 170 places in 196 ms of which 3 ms to minimize.
[2024-05-23 18:35:59] [INFO ] Deduced a trap composed of 141 places in 193 ms of which 3 ms to minimize.
[2024-05-23 18:35:59] [INFO ] Deduced a trap composed of 131 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:36:00] [INFO ] Deduced a trap composed of 131 places in 178 ms of which 3 ms to minimize.
[2024-05-23 18:36:00] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1352 ms
[2024-05-23 18:36:00] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 68 ms.
[2024-05-23 18:36:00] [INFO ] Added : 2 causal constraints over 1 iterations in 148 ms. Result :sat
Minimization took 270 ms.
[2024-05-23 18:36:00] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:36:00] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2024-05-23 18:36:00] [INFO ] [Real]Added 91 Read/Feed constraints in 47 ms returned sat
[2024-05-23 18:36:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:36:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:36:01] [INFO ] [Nat]Absence check using state equation in 153 ms returned sat
[2024-05-23 18:36:01] [INFO ] [Nat]Added 91 Read/Feed constraints in 34 ms returned sat
[2024-05-23 18:36:01] [INFO ] Deduced a trap composed of 178 places in 211 ms of which 2 ms to minimize.
[2024-05-23 18:36:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 263 ms
[2024-05-23 18:36:01] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 70 ms.
[2024-05-23 18:36:01] [INFO ] Added : 11 causal constraints over 4 iterations in 262 ms. Result :sat
Minimization took 263 ms.
[2024-05-23 18:36:01] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:36:02] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2024-05-23 18:36:02] [INFO ] [Real]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 18:36:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:36:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:36:02] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2024-05-23 18:36:02] [INFO ] [Nat]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 18:36:02] [INFO ] Deduced a trap composed of 178 places in 202 ms of which 3 ms to minimize.
[2024-05-23 18:36:02] [INFO ] Deduced a trap composed of 178 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:36:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 483 ms
[2024-05-23 18:36:02] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 74 ms.
[2024-05-23 18:36:03] [INFO ] Added : 11 causal constraints over 4 iterations in 262 ms. Result :sat
Minimization took 257 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 249, 303, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 249, 303, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 64 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 46 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:36:06] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:36:06] [INFO ] Invariant cache hit.
[2024-05-23 18:36:07] [INFO ] Implicit Places using invariants in 321 ms returned []
[2024-05-23 18:36:07] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:36:07] [INFO ] Invariant cache hit.
[2024-05-23 18:36:07] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:36:08] [INFO ] Implicit Places using invariants and state equation in 1397 ms returned []
Implicit Place search using SMT with State Equation took 1733 ms to find 0 implicit places.
[2024-05-23 18:36:08] [INFO ] Redundant transitions in 15 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:36:08] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:36:08] [INFO ] Invariant cache hit.
[2024-05-23 18:36:08] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:36:25] [INFO ] Deduced a trap composed of 131 places in 113 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 0.0)
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(s6 1.0)
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(s93 0.0)
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(s98 0.0)
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(s128 0.0)
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(s133 0.0)
(s134 0.0)
(s135 0.0)
(s136 0.0)
(s137 0.0)
(s138 0.0)timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 64825ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 64836ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66637 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:37:13] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 9) seen :[2, 0, 3, 0, 0, 0, 0, 5, 1]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 249, 303, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:37:13] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:37:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 249, 303, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000007 steps (2 resets) in 2307 ms. (433 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 9607 ms. (936 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 249, 308, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:37:25] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:37:25] [INFO ] Invariant cache hit.
[2024-05-23 18:37:25] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:26] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2024-05-23 18:37:26] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:37:26] [INFO ] [Real]Added 91 Read/Feed constraints in 56 ms returned sat
[2024-05-23 18:37:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:37:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:26] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2024-05-23 18:37:26] [INFO ] [Nat]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 18:37:26] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 70 ms.
[2024-05-23 18:37:26] [INFO ] Added : 1 causal constraints over 1 iterations in 155 ms. Result :sat
Minimization took 280 ms.
[2024-05-23 18:37:26] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:27] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:37:27] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 18:37:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:37:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:27] [INFO ] [Nat]Absence check using state equation in 158 ms returned sat
[2024-05-23 18:37:27] [INFO ] [Nat]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:37:27] [INFO ] Deduced a trap composed of 126 places in 207 ms of which 3 ms to minimize.
[2024-05-23 18:37:27] [INFO ] Deduced a trap composed of 131 places in 181 ms of which 2 ms to minimize.
[2024-05-23 18:37:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 462 ms
[2024-05-23 18:37:27] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 70 ms.
[2024-05-23 18:37:28] [INFO ] Added : 1 causal constraints over 1 iterations in 161 ms. Result :sat
Minimization took 287 ms.
[2024-05-23 18:37:28] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:28] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:37:28] [INFO ] [Real]Added 91 Read/Feed constraints in 41 ms returned sat
[2024-05-23 18:37:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:37:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:28] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 18:37:28] [INFO ] [Nat]Added 91 Read/Feed constraints in 26 ms returned sat
[2024-05-23 18:37:28] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 69 ms.
[2024-05-23 18:37:29] [INFO ] Added : 1 causal constraints over 1 iterations in 158 ms. Result :sat
Minimization took 286 ms.
[2024-05-23 18:37:29] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:37:29] [INFO ] [Real]Absence check using state equation in 152 ms returned sat
[2024-05-23 18:37:29] [INFO ] [Real]Added 91 Read/Feed constraints in 23 ms returned sat
[2024-05-23 18:37:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:37:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:29] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 18:37:29] [INFO ] [Nat]Added 91 Read/Feed constraints in 21 ms returned sat
[2024-05-23 18:37:30] [INFO ] Deduced a trap composed of 169 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:37:30] [INFO ] Deduced a trap composed of 162 places in 199 ms of which 2 ms to minimize.
[2024-05-23 18:37:30] [INFO ] Deduced a trap composed of 143 places in 197 ms of which 3 ms to minimize.
[2024-05-23 18:37:30] [INFO ] Deduced a trap composed of 141 places in 197 ms of which 3 ms to minimize.
[2024-05-23 18:37:31] [INFO ] Deduced a trap composed of 138 places in 198 ms of which 3 ms to minimize.
[2024-05-23 18:37:31] [INFO ] Deduced a trap composed of 137 places in 195 ms of which 4 ms to minimize.
[2024-05-23 18:37:31] [INFO ] Deduced a trap composed of 172 places in 203 ms of which 2 ms to minimize.
[2024-05-23 18:37:31] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1606 ms
[2024-05-23 18:37:31] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 67 ms.
[2024-05-23 18:37:31] [INFO ] Added : 1 causal constraints over 1 iterations in 166 ms. Result :sat
Minimization took 272 ms.
[2024-05-23 18:37:32] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:37:32] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:37:32] [INFO ] [Real]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 18:37:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:37:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:32] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2024-05-23 18:37:32] [INFO ] [Nat]Added 91 Read/Feed constraints in 19 ms returned sat
[2024-05-23 18:37:32] [INFO ] Deduced a trap composed of 178 places in 196 ms of which 3 ms to minimize.
[2024-05-23 18:37:32] [INFO ] Deduced a trap composed of 172 places in 187 ms of which 3 ms to minimize.
[2024-05-23 18:37:32] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 457 ms
[2024-05-23 18:37:33] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 70 ms.
[2024-05-23 18:37:33] [INFO ] Added : 13 causal constraints over 4 iterations in 280 ms. Result :sat
Minimization took 270 ms.
[2024-05-23 18:37:33] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:33] [INFO ] [Real]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:37:33] [INFO ] [Real]Added 91 Read/Feed constraints in 66 ms returned sat
[2024-05-23 18:37:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:37:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:34] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 18:37:34] [INFO ] [Nat]Added 91 Read/Feed constraints in 38 ms returned sat
[2024-05-23 18:37:34] [INFO ] Deduced a trap composed of 178 places in 193 ms of which 3 ms to minimize.
[2024-05-23 18:37:34] [INFO ] Deduced a trap composed of 161 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:37:34] [INFO ] Deduced a trap composed of 159 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:37:34] [INFO ] Deduced a trap composed of 147 places in 198 ms of which 3 ms to minimize.
[2024-05-23 18:37:35] [INFO ] Deduced a trap composed of 137 places in 201 ms of which 2 ms to minimize.
[2024-05-23 18:37:35] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1151 ms
[2024-05-23 18:37:35] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 69 ms.
[2024-05-23 18:37:35] [INFO ] Added : 11 causal constraints over 4 iterations in 275 ms. Result :sat
Minimization took 266 ms.
[2024-05-23 18:37:35] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:37:36] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 18:37:36] [INFO ] [Real]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:37:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:37:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:36] [INFO ] [Nat]Absence check using state equation in 152 ms returned sat
[2024-05-23 18:37:36] [INFO ] [Nat]Added 91 Read/Feed constraints in 51 ms returned sat
[2024-05-23 18:37:36] [INFO ] Deduced a trap composed of 206 places in 192 ms of which 2 ms to minimize.
[2024-05-23 18:37:36] [INFO ] Deduced a trap composed of 172 places in 202 ms of which 3 ms to minimize.
[2024-05-23 18:37:37] [INFO ] Deduced a trap composed of 170 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:37:37] [INFO ] Deduced a trap composed of 141 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:37:37] [INFO ] Deduced a trap composed of 131 places in 197 ms of which 3 ms to minimize.
[2024-05-23 18:37:37] [INFO ] Deduced a trap composed of 131 places in 178 ms of which 3 ms to minimize.
[2024-05-23 18:37:37] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1349 ms
[2024-05-23 18:37:37] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:37:37] [INFO ] Added : 2 causal constraints over 1 iterations in 157 ms. Result :sat
Minimization took 310 ms.
[2024-05-23 18:37:38] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:38] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:37:38] [INFO ] [Real]Added 91 Read/Feed constraints in 45 ms returned sat
[2024-05-23 18:37:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:37:38] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:38] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:37:38] [INFO ] [Nat]Added 91 Read/Feed constraints in 32 ms returned sat
[2024-05-23 18:37:39] [INFO ] Deduced a trap composed of 178 places in 198 ms of which 3 ms to minimize.
[2024-05-23 18:37:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 247 ms
[2024-05-23 18:37:39] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 69 ms.
[2024-05-23 18:37:39] [INFO ] Added : 11 causal constraints over 4 iterations in 270 ms. Result :sat
Minimization took 276 ms.
[2024-05-23 18:37:39] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:37:39] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:37:39] [INFO ] [Real]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 18:37:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:37:39] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:37:40] [INFO ] [Nat]Absence check using state equation in 153 ms returned sat
[2024-05-23 18:37:40] [INFO ] [Nat]Added 91 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:37:40] [INFO ] Deduced a trap composed of 178 places in 195 ms of which 3 ms to minimize.
[2024-05-23 18:37:40] [INFO ] Deduced a trap composed of 178 places in 198 ms of which 3 ms to minimize.
[2024-05-23 18:37:40] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 469 ms
[2024-05-23 18:37:40] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 72 ms.
[2024-05-23 18:37:40] [INFO ] Added : 11 causal constraints over 4 iterations in 282 ms. Result :sat
Minimization took 269 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 249, 308, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 249, 308, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 46 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 45 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:37:44] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:37:44] [INFO ] Invariant cache hit.
[2024-05-23 18:37:44] [INFO ] Implicit Places using invariants in 317 ms returned []
[2024-05-23 18:37:44] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:37:44] [INFO ] Invariant cache hit.
[2024-05-23 18:37:44] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:37:46] [INFO ] Implicit Places using invariants and state equation in 1433 ms returned []
Implicit Place search using SMT with State Equation took 1752 ms to find 0 implicit places.
[2024-05-23 18:37:46] [INFO ] Redundant transitions in 22 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:37:46] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:37:46] [INFO ] Invariant cache hit.
[2024-05-23 18:37:46] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:38:02] [INFO ] Deduced a trap composed of 131 places in 113 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 0.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 1.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 64469ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 64480ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66312 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:38:50] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 9) seen :[2, 1, 4, 2, 3, 2, 1, 3, 1]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 249, 308, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:38:50] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:38:50] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30, 31, 249, 308, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2312 ms. (432 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 9732 ms. (924 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30, 31, 249, 308, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 18:39:02] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:39:03] [INFO ] Invariant cache hit.
[2024-05-23 18:39:03] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:03] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2024-05-23 18:39:03] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:39:03] [INFO ] [Real]Added 91 Read/Feed constraints in 59 ms returned sat
[2024-05-23 18:39:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:39:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:03] [INFO ] [Nat]Absence check using state equation in 145 ms returned sat
[2024-05-23 18:39:03] [INFO ] [Nat]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 18:39:03] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 75 ms.
[2024-05-23 18:39:03] [INFO ] Added : 1 causal constraints over 1 iterations in 161 ms. Result :sat
Minimization took 271 ms.
[2024-05-23 18:39:04] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:04] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 18:39:04] [INFO ] [Real]Added 91 Read/Feed constraints in 41 ms returned sat
[2024-05-23 18:39:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:39:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:39:04] [INFO ] [Nat]Absence check using state equation in 174 ms returned sat
[2024-05-23 18:39:04] [INFO ] [Nat]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 18:39:04] [INFO ] Deduced a trap composed of 126 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:39:05] [INFO ] Deduced a trap composed of 131 places in 183 ms of which 2 ms to minimize.
[2024-05-23 18:39:05] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 470 ms
[2024-05-23 18:39:05] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 85 ms.
[2024-05-23 18:39:05] [INFO ] Added : 1 causal constraints over 1 iterations in 175 ms. Result :sat
Minimization took 279 ms.
[2024-05-23 18:39:05] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:05] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-23 18:39:05] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 18:39:05] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:39:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:06] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:39:06] [INFO ] [Nat]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 18:39:06] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 104 ms.
[2024-05-23 18:39:06] [INFO ] Added : 1 causal constraints over 1 iterations in 196 ms. Result :sat
Minimization took 265 ms.
[2024-05-23 18:39:06] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:06] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:39:07] [INFO ] [Real]Added 91 Read/Feed constraints in 23 ms returned sat
[2024-05-23 18:39:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:39:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:39:07] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 18:39:07] [INFO ] [Nat]Added 91 Read/Feed constraints in 26 ms returned sat
[2024-05-23 18:39:07] [INFO ] Deduced a trap composed of 169 places in 210 ms of which 16 ms to minimize.
[2024-05-23 18:39:07] [INFO ] Deduced a trap composed of 162 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:39:07] [INFO ] Deduced a trap composed of 143 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:39:08] [INFO ] Deduced a trap composed of 141 places in 254 ms of which 3 ms to minimize.
[2024-05-23 18:39:08] [INFO ] Deduced a trap composed of 138 places in 221 ms of which 3 ms to minimize.
[2024-05-23 18:39:08] [INFO ] Deduced a trap composed of 137 places in 206 ms of which 3 ms to minimize.
[2024-05-23 18:39:08] [INFO ] Deduced a trap composed of 172 places in 222 ms of which 3 ms to minimize.
[2024-05-23 18:39:09] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1742 ms
[2024-05-23 18:39:09] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 66 ms.
[2024-05-23 18:39:09] [INFO ] Added : 1 causal constraints over 1 iterations in 160 ms. Result :sat
Minimization took 273 ms.
[2024-05-23 18:39:09] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:09] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:39:09] [INFO ] [Real]Added 91 Read/Feed constraints in 28 ms returned sat
[2024-05-23 18:39:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:39:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:09] [INFO ] [Nat]Absence check using state equation in 163 ms returned sat
[2024-05-23 18:39:10] [INFO ] [Nat]Added 91 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:39:10] [INFO ] Deduced a trap composed of 178 places in 257 ms of which 3 ms to minimize.
[2024-05-23 18:39:10] [INFO ] Deduced a trap composed of 172 places in 195 ms of which 3 ms to minimize.
[2024-05-23 18:39:10] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 526 ms
[2024-05-23 18:39:10] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 90 ms.
[2024-05-23 18:39:10] [INFO ] Added : 13 causal constraints over 4 iterations in 291 ms. Result :sat
Minimization took 272 ms.
[2024-05-23 18:39:11] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:39:11] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2024-05-23 18:39:11] [INFO ] [Real]Added 91 Read/Feed constraints in 63 ms returned sat
[2024-05-23 18:39:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:39:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:11] [INFO ] [Nat]Absence check using state equation in 150 ms returned sat
[2024-05-23 18:39:11] [INFO ] [Nat]Added 91 Read/Feed constraints in 38 ms returned sat
[2024-05-23 18:39:11] [INFO ] Deduced a trap composed of 178 places in 204 ms of which 2 ms to minimize.
[2024-05-23 18:39:12] [INFO ] Deduced a trap composed of 161 places in 194 ms of which 3 ms to minimize.
[2024-05-23 18:39:12] [INFO ] Deduced a trap composed of 159 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:39:12] [INFO ] Deduced a trap composed of 147 places in 210 ms of which 3 ms to minimize.
[2024-05-23 18:39:12] [INFO ] Deduced a trap composed of 137 places in 202 ms of which 3 ms to minimize.
[2024-05-23 18:39:12] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1151 ms
[2024-05-23 18:39:12] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 72 ms.
[2024-05-23 18:39:13] [INFO ] Added : 11 causal constraints over 4 iterations in 257 ms. Result :sat
Minimization took 281 ms.
[2024-05-23 18:39:13] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:13] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:39:13] [INFO ] [Real]Added 91 Read/Feed constraints in 31 ms returned sat
[2024-05-23 18:39:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:39:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:13] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2024-05-23 18:39:14] [INFO ] [Nat]Added 91 Read/Feed constraints in 50 ms returned sat
[2024-05-23 18:39:14] [INFO ] Deduced a trap composed of 206 places in 210 ms of which 3 ms to minimize.
[2024-05-23 18:39:14] [INFO ] Deduced a trap composed of 172 places in 213 ms of which 3 ms to minimize.
[2024-05-23 18:39:14] [INFO ] Deduced a trap composed of 170 places in 209 ms of which 3 ms to minimize.
[2024-05-23 18:39:14] [INFO ] Deduced a trap composed of 141 places in 205 ms of which 3 ms to minimize.
[2024-05-23 18:39:15] [INFO ] Deduced a trap composed of 131 places in 199 ms of which 3 ms to minimize.
[2024-05-23 18:39:15] [INFO ] Deduced a trap composed of 131 places in 176 ms of which 3 ms to minimize.
[2024-05-23 18:39:15] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1377 ms
[2024-05-23 18:39:15] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 74 ms.
[2024-05-23 18:39:15] [INFO ] Added : 2 causal constraints over 1 iterations in 157 ms. Result :sat
Minimization took 285 ms.
[2024-05-23 18:39:15] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:16] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2024-05-23 18:39:16] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 18:39:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:39:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:16] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 18:39:16] [INFO ] [Nat]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 18:39:16] [INFO ] Deduced a trap composed of 178 places in 195 ms of which 3 ms to minimize.
[2024-05-23 18:39:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 243 ms
[2024-05-23 18:39:16] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 78 ms.
[2024-05-23 18:39:16] [INFO ] Added : 11 causal constraints over 4 iterations in 282 ms. Result :sat
Minimization took 283 ms.
[2024-05-23 18:39:17] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:17] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2024-05-23 18:39:17] [INFO ] [Real]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 18:39:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:39:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:39:17] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:39:17] [INFO ] [Nat]Added 91 Read/Feed constraints in 24 ms returned sat
[2024-05-23 18:39:18] [INFO ] Deduced a trap composed of 178 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:39:18] [INFO ] Deduced a trap composed of 178 places in 205 ms of which 4 ms to minimize.
[2024-05-23 18:39:18] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 478 ms
[2024-05-23 18:39:18] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 84 ms.
[2024-05-23 18:39:18] [INFO ] Added : 11 causal constraints over 4 iterations in 269 ms. Result :sat
Minimization took 276 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30, 31, 249, 308, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30, 31, 249, 308, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 47 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 51 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:39:22] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:39:22] [INFO ] Invariant cache hit.
[2024-05-23 18:39:22] [INFO ] Implicit Places using invariants in 314 ms returned []
[2024-05-23 18:39:22] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:39:22] [INFO ] Invariant cache hit.
[2024-05-23 18:39:22] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:39:24] [INFO ] Implicit Places using invariants and state equation in 1384 ms returned []
Implicit Place search using SMT with State Equation took 1711 ms to find 0 implicit places.
[2024-05-23 18:39:24] [INFO ] Redundant transitions in 15 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:39:24] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:39:24] [INFO ] Invariant cache hit.
[2024-05-23 18:39:24] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:39:42] [INFO ] Deduced a trap composed of 131 places in 151 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 65550ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 65562ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67363 ms. Remains : 455/455 places, 1297/1297 transitions.
[2024-05-23 18:40:29] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
Found an invariant !
This invariant on transitions {201=1, 323=1, 526=1, 731=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 374=1, 577=1, 737=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 9) seen :[3, 1, 5, 2, 1, 2, 1, 2, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[30, 31, 249, 308, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 40001 steps (8 resets) in 1596 ms. (25 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 155 ms. (256 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 119 ms. (333 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 116 ms. (341 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 136 ms. (292 steps per ms) remains 11/11 properties
[2024-05-23 18:40:30] [INFO ] Flatten gal took : 275 ms
BEST_FIRST walk for 40004 steps (8 resets) in 117 ms. (339 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 93 ms. (425 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 91 ms. (434 steps per ms) remains 11/11 properties
[2024-05-23 18:40:30] [INFO ] Flatten gal took : 132 ms
BEST_FIRST walk for 40004 steps (8 resets) in 79 ms. (500 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 76 ms. (519 steps per ms) remains 11/11 properties
[2024-05-23 18:40:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12738444321002202442.gal : 48 ms
BEST_FIRST walk for 40004 steps (8 resets) in 73 ms. (540 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 11/11 properties
[2024-05-23 18:40:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1990888850136158299.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12738444321002202442.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1990888850136158299.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality1990888850136158299.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 145223 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :0 out of 11
Probabilistic random walk after 145223 steps, saw 89476 distinct states, run finished after 3004 ms. (steps per millisecond=48 ) properties seen :0
[2024-05-23 18:40:34] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:40:34] [INFO ] Invariant cache hit.
[2024-05-23 18:40:34] [INFO ] State equation strengthened by 91 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 382/391 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/391 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 658/1049 variables, 391/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1049 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 85/1134 variables, 21/413 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1134 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1134 variables, 84/498 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1134 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 11/1145 variables, 1/499 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1145 variables, 1/500 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1145 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (OVERLAPS) 50/1195 variables, 36/536 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1195 variables, 7/543 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1195 variables, 0/543 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (OVERLAPS) 7/1202 variables, 6/549 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1202 variables, 0/549 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (OVERLAPS) 0/1202 variables, 0/549 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1202/1202 variables, and 549 constraints, problems are : Problem set: 0 solved, 11 unsolved in 1979 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 382/391 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/391 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 658/1049 variables, 391/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1049 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 85/1134 variables, 21/413 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1134 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1134 variables, 84/498 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1134 variables, 11/509 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 18:40:37] [INFO ] Deduced a trap composed of 135 places in 369 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/1134 variables, 1/510 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 0/510 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (OVERLAPS) 11/1145 variables, 1/511 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1145 variables, 1/512 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1145 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (OVERLAPS) 50/1195 variables, 36/548 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1195 variables, 7/555 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1195 variables, 0/555 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (OVERLAPS) 7/1202 variables, 6/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1202 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 19 (OVERLAPS) 0/1202 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 561 constraints, problems are : Problem set: 0 solved, 11 unsolved in 2803 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 1/1 constraints]
After SMT, in 4803ms problems are : Problem set: 0 solved, 11 unsolved
Fused 11 Parikh solutions to 5 different solutions.
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :1.24464e+06 after 3.74714e+10
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80647e+17
Parikh walk visited 0 properties in 30001 ms.
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 52 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 455/455 places, 1297/1297 transitions.
RANDOM walk for 40000 steps (8 resets) in 250 ms. (159 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 68 ms. (579 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 96 ms. (412 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 81 ms. (487 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 108 ms. (367 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 125 ms. (317 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 134 ms. (296 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 94 ms. (421 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 95 ms. (416 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 74 ms. (533 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 90 ms. (439 steps per ms) remains 11/11 properties
Interrupted probabilistic random walk after 181285 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 11
Probabilistic random walk after 181285 steps, saw 111688 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
[2024-05-23 18:41:12] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:41:12] [INFO ] Invariant cache hit.
[2024-05-23 18:41:12] [INFO ] State equation strengthened by 91 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 382/391 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/391 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 658/1049 variables, 391/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1049 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 85/1134 variables, 21/413 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1134 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1134 variables, 84/498 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1134 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 11/1145 variables, 1/499 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1145 variables, 1/500 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1145 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (OVERLAPS) 50/1195 variables, 36/536 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1195 variables, 7/543 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1195 variables, 0/543 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (OVERLAPS) 7/1202 variables, 6/549 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1202 variables, 0/549 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (OVERLAPS) 0/1202 variables, 0/549 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1202/1202 variables, and 549 constraints, problems are : Problem set: 0 solved, 11 unsolved in 1428 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 382/391 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/391 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 658/1049 variables, 391/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1049 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 85/1134 variables, 21/413 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1134 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1134 variables, 84/498 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1134 variables, 11/509 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 18:41:14] [INFO ] Deduced a trap composed of 135 places in 155 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/1134 variables, 1/510 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1134 variables, 0/510 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (OVERLAPS) 11/1145 variables, 1/511 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1145 variables, 1/512 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1145 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (OVERLAPS) 50/1195 variables, 36/548 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1195 variables, 7/555 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1195 variables, 0/555 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (OVERLAPS) 7/1202 variables, 6/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1202 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 19 (OVERLAPS) 0/1202 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 561 constraints, problems are : Problem set: 0 solved, 11 unsolved in 2211 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 1/1 constraints]
After SMT, in 3665ms problems are : Problem set: 0 solved, 11 unsolved
Fused 11 Parikh solutions to 5 different solutions.
Detected timeout of ITS tools.
[2024-05-23 18:41:21] [INFO ] Flatten gal took : 58 ms
[2024-05-23 18:41:21] [INFO ] Applying decomposition
[2024-05-23 18:41:21] [INFO ] Flatten gal took : 52 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph11139904656128848046.txt' '-o' '/tmp/graph11139904656128848046.bin' '-w' '/tmp/graph11139904656128848046.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph11139904656128848046.bin' '-l' '-1' '-v' '-w' '/tmp/graph11139904656128848046.weights' '-q' '0' '-e' '0.001'
[2024-05-23 18:41:21] [INFO ] Decomposing Gal with order
[2024-05-23 18:41:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 18:41:21] [INFO ] Removed a total of 2237 redundant transitions.
[2024-05-23 18:41:21] [INFO ] Flatten gal took : 203 ms
[2024-05-23 18:41:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 959 labels/synchronizations in 70 ms.
[2024-05-23 18:41:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12665294716814112980.gal : 14 ms
[2024-05-23 18:41:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15783508505154722659.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12665294716814112980.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15783508505154722659.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality15783508505154722659.prop.
Parikh walk visited 0 properties in 30000 ms.
Support contains 9 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 54 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 455/455 places, 1297/1297 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Applied a total of 0 rules in 63 ms. Remains 455 /455 variables (removed 0) and now considering 1297/1297 (removed 0) transitions.
[2024-05-23 18:41:46] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:41:46] [INFO ] Invariant cache hit.
[2024-05-23 18:41:46] [INFO ] Implicit Places using invariants in 350 ms returned []
[2024-05-23 18:41:46] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:41:46] [INFO ] Invariant cache hit.
[2024-05-23 18:41:46] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:41:47] [INFO ] Implicit Places using invariants and state equation in 1340 ms returned []
Implicit Place search using SMT with State Equation took 1691 ms to find 0 implicit places.
[2024-05-23 18:41:47] [INFO ] Redundant transitions in 17 ms returned []
Running 1295 sub problems to find dead transitions.
[2024-05-23 18:41:47] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:41:47] [INFO ] Invariant cache hit.
[2024-05-23 18:41:47] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
[2024-05-23 18:42:04] [INFO ] Deduced a trap composed of 131 places in 115 ms of which 4 ms to minimize.
Detected timeout of ITS tools.
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 455/1202 variables, and 4 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/455 constraints, ReadFeed: 0/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1295 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/455 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/455 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 3 (OVERLAPS) 747/1202 variables, 455/459 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1202 variables, 91/550 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1202 variables, 1295/1845 constraints. Problems are: Problem set: 0 solved, 1295 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1202/1202 variables, and 1845 constraints, problems are : Problem set: 0 solved, 1295 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 455/455 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1295/1295 constraints, Known Traps: 1/1 constraints]
After SMT, in 64936ms problems are : Problem set: 0 solved, 1295 unsolved
Search for dead transitions found 0 dead transitions in 64951ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66739 ms. Remains : 455/455 places, 1297/1297 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[30, 31, 249, 308, 223, 105, 31, 240, 199] Max Struct:[32, 32, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Starting property specific reduction for FunctionPointer-PT-c032-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[32]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[32]
[2024-05-23 18:42:52] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:42:52] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[32]
RANDOM walk for 10002 steps (2 resets) in 25 ms. (384 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[32]
[2024-05-23 18:42:52] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:42:52] [INFO ] Invariant cache hit.
[2024-05-23 18:42:52] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:42:53] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2024-05-23 18:42:53] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:42:53] [INFO ] [Real]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 18:42:53] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:42:53] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:42:53] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:42:53] [INFO ] [Nat]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 18:42:53] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 72 ms.
[2024-05-23 18:42:53] [INFO ] Added : 1 causal constraints over 1 iterations in 164 ms. Result :sat
Minimization took 290 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[32]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[32]
Support contains 1 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Graph (complete) has 2223 edges and 455 vertex of which 452 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 452 transition count 1292
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 12 place count 446 transition count 1276
Iterating global reduction 1 with 6 rules applied. Total rules applied 18 place count 446 transition count 1276
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 22 place count 446 transition count 1272
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 28 place count 440 transition count 1258
Iterating global reduction 2 with 6 rules applied. Total rules applied 34 place count 440 transition count 1258
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 39 place count 435 transition count 1246
Iterating global reduction 2 with 5 rules applied. Total rules applied 44 place count 435 transition count 1246
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 48 place count 431 transition count 1236
Iterating global reduction 2 with 4 rules applied. Total rules applied 52 place count 431 transition count 1236
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 56 place count 427 transition count 1228
Iterating global reduction 2 with 4 rules applied. Total rules applied 60 place count 427 transition count 1228
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 64 place count 423 transition count 1220
Iterating global reduction 2 with 4 rules applied. Total rules applied 68 place count 423 transition count 1220
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 72 place count 419 transition count 1212
Iterating global reduction 2 with 4 rules applied. Total rules applied 76 place count 419 transition count 1212
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 79 place count 416 transition count 1206
Iterating global reduction 2 with 3 rules applied. Total rules applied 82 place count 416 transition count 1206
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 84 place count 414 transition count 1202
Iterating global reduction 2 with 2 rules applied. Total rules applied 86 place count 414 transition count 1202
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 87 place count 413 transition count 1200
Iterating global reduction 2 with 1 rules applied. Total rules applied 88 place count 413 transition count 1200
Applied a total of 88 rules in 155 ms. Remains 413 /455 variables (removed 42) and now considering 1200/1297 (removed 97) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 413/455 places, 1200/1297 transitions.
[2024-05-23 18:42:54] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
// Phase 1: matrix 675 rows 413 cols
[2024-05-23 18:42:54] [INFO ] Computed 3 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[32]
RANDOM walk for 1000000 steps (2 resets) in 2135 ms. (468 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 878 ms. (1137 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[32]
[2024-05-23 18:42:57] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:42:57] [INFO ] Invariant cache hit.
[2024-05-23 18:42:57] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:42:57] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:42:57] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 18:42:57] [INFO ] [Real]Added 72 Read/Feed constraints in 41 ms returned sat
[2024-05-23 18:42:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:42:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:42:57] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:42:57] [INFO ] [Nat]Added 72 Read/Feed constraints in 43 ms returned sat
[2024-05-23 18:42:57] [INFO ] Computed and/alt/rep : 332/994/330 causal constraints (skipped 343 transitions) in 62 ms.
[2024-05-23 18:42:57] [INFO ] Added : 3 causal constraints over 1 iterations in 146 ms. Result :sat
Minimization took 241 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[32]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30] Max Struct:[32]
Support contains 1 out of 413 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1200/1200 transitions.
Applied a total of 0 rules in 40 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 413/413 places, 1200/1200 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1200/1200 transitions.
Applied a total of 0 rules in 40 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
[2024-05-23 18:42:58] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:42:58] [INFO ] Invariant cache hit.
[2024-05-23 18:42:58] [INFO ] Implicit Places using invariants in 289 ms returned []
[2024-05-23 18:42:58] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:42:58] [INFO ] Invariant cache hit.
[2024-05-23 18:42:58] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 18:42:59] [INFO ] Implicit Places using invariants and state equation in 1406 ms returned []
Implicit Place search using SMT with State Equation took 1699 ms to find 0 implicit places.
[2024-05-23 18:43:00] [INFO ] Redundant transitions in 19 ms returned []
Running 1198 sub problems to find dead transitions.
[2024-05-23 18:43:00] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:43:00] [INFO ] Invariant cache hit.
[2024-05-23 18:43:00] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/413 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
[2024-05-23 18:43:14] [INFO ] Deduced a trap composed of 131 places in 114 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/413 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 3 (OVERLAPS) 675/1088 variables, 413/417 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
SMT process timed out in 33687ms, After SMT, problems are : Problem set: 0 solved, 1198 unsolved
Search for dead transitions found 0 dead transitions in 33697ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35467 ms. Remains : 413/413 places, 1200/1200 transitions.
[2024-05-23 18:43:33] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:43:33] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[30] Max Struct:[32]
RANDOM walk for 1000004 steps (2 resets) in 2055 ms. (486 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 842 ms. (1186 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[30] Max Struct:[32]
[2024-05-23 18:43:36] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:43:36] [INFO ] Invariant cache hit.
[2024-05-23 18:43:36] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:43:36] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:43:36] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 18:43:36] [INFO ] [Real]Added 72 Read/Feed constraints in 49 ms returned sat
[2024-05-23 18:43:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:43:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:43:37] [INFO ] [Nat]Absence check using state equation in 132 ms returned sat
[2024-05-23 18:43:37] [INFO ] [Nat]Added 72 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:43:37] [INFO ] Computed and/alt/rep : 332/994/330 causal constraints (skipped 343 transitions) in 65 ms.
[2024-05-23 18:43:37] [INFO ] Added : 3 causal constraints over 1 iterations in 152 ms. Result :sat
Minimization took 275 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[30] Max Struct:[32]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[30] Max Struct:[32]
Support contains 1 out of 413 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1200/1200 transitions.
Applied a total of 0 rules in 41 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 413/413 places, 1200/1200 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1200/1200 transitions.
Applied a total of 0 rules in 40 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
[2024-05-23 18:43:37] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:43:37] [INFO ] Invariant cache hit.
[2024-05-23 18:43:38] [INFO ] Implicit Places using invariants in 285 ms returned []
[2024-05-23 18:43:38] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:43:38] [INFO ] Invariant cache hit.
[2024-05-23 18:43:38] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 18:43:39] [INFO ] Implicit Places using invariants and state equation in 1386 ms returned []
Implicit Place search using SMT with State Equation took 1672 ms to find 0 implicit places.
[2024-05-23 18:43:39] [INFO ] Redundant transitions in 18 ms returned []
Running 1198 sub problems to find dead transitions.
[2024-05-23 18:43:39] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:43:39] [INFO ] Invariant cache hit.
[2024-05-23 18:43:39] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/413 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
[2024-05-23 18:43:53] [INFO ] Deduced a trap composed of 131 places in 122 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/413 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
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(s253 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 675/1088 variables, 413/417 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
SMT process timed out in 33689ms, After SMT, problems are : Problem set: 0 solved, 1198 unsolved
Search for dead transitions found 0 dead transitions in 33699ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35442 ms. Remains : 413/413 places, 1200/1200 transitions.
[2024-05-23 18:44:13] [INFO ] Flatten gal took : 39 ms
RANDOM walk for 40002 steps (8 resets) in 272 ms. (146 steps per ms) remains 2/2 properties
[2024-05-23 18:44:13] [INFO ] Flatten gal took : 76 ms
[2024-05-23 18:44:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16383830162919867899.gal : 8 ms
[2024-05-23 18:44:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5292278113492875734.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16383830162919867899.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5292278113492875734.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 57 ms. (689 steps per ms) remains 2/2 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality5292278113492875734.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 306172 steps, run timeout after 3001 ms. (steps per millisecond=102 ) properties seen :0 out of 2
Probabilistic random walk after 306172 steps, saw 187750 distinct states, run finished after 3001 ms. (steps per millisecond=102 ) properties seen :0
[2024-05-23 18:44:16] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:44:16] [INFO ] Invariant cache hit.
[2024-05-23 18:44:16] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/384 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/384 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 641/1025 variables, 384/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 18/1043 variables, 4/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1043 variables, 68/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1043 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 6/1049 variables, 2/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1049 variables, 2/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1049 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 17/1066 variables, 11/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1066 variables, 4/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1066 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 8/1074 variables, 4/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1074 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 8/1082 variables, 4/484 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1082 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 6/1088 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1088 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1088 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1088/1088 variables, and 488 constraints, problems are : Problem set: 0 solved, 2 unsolved in 465 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/384 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/384 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 641/1025 variables, 384/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 18/1043 variables, 4/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1043 variables, 68/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1043 variables, 2/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1043 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 6/1049 variables, 2/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1049 variables, 2/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1049 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 17/1066 variables, 11/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1066 variables, 4/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1066 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 8/1074 variables, 4/482 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1074 variables, 0/482 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 8/1082 variables, 4/486 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1082 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 6/1088 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1088 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/1088 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1088/1088 variables, and 490 constraints, problems are : Problem set: 0 solved, 2 unsolved in 534 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1009ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 735 ms.
Support contains 1 out of 413 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1200/1200 transitions.
Applied a total of 0 rules in 43 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 413/413 places, 1200/1200 transitions.
RANDOM walk for 40002 steps (8 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :1.24464e+06 after 3.74714e+10
Interrupted probabilistic random walk after 367416 steps, run timeout after 3001 ms. (steps per millisecond=122 ) properties seen :0 out of 2
Probabilistic random walk after 367416 steps, saw 225302 distinct states, run finished after 3001 ms. (steps per millisecond=122 ) properties seen :0
[2024-05-23 18:44:21] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:44:21] [INFO ] Invariant cache hit.
[2024-05-23 18:44:21] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/384 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/384 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 641/1025 variables, 384/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 18/1043 variables, 4/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1043 variables, 68/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1043 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 6/1049 variables, 2/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1049 variables, 2/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1049 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 17/1066 variables, 11/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1066 variables, 4/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1066 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 8/1074 variables, 4/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1074 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 8/1082 variables, 4/484 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1082 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 6/1088 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1088 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1088 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1088/1088 variables, and 488 constraints, problems are : Problem set: 0 solved, 2 unsolved in 441 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/384 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/384 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 641/1025 variables, 384/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 18/1043 variables, 4/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1043 variables, 68/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1043 variables, 2/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1043 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 6/1049 variables, 2/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1049 variables, 2/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1049 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 17/1066 variables, 11/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1066 variables, 4/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1066 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 8/1074 variables, 4/482 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1074 variables, 0/482 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 8/1082 variables, 4/486 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1082 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 6/1088 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1088 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/1088 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1088/1088 variables, and 490 constraints, problems are : Problem set: 0 solved, 2 unsolved in 520 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 969ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 687 ms.
Support contains 1 out of 413 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1200/1200 transitions.
Applied a total of 0 rules in 40 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 413/413 places, 1200/1200 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1200/1200 transitions.
Applied a total of 0 rules in 40 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
[2024-05-23 18:44:23] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:44:23] [INFO ] Invariant cache hit.
[2024-05-23 18:44:23] [INFO ] Implicit Places using invariants in 279 ms returned []
[2024-05-23 18:44:23] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:44:23] [INFO ] Invariant cache hit.
[2024-05-23 18:44:23] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 18:44:24] [INFO ] Implicit Places using invariants and state equation in 1403 ms returned []
Implicit Place search using SMT with State Equation took 1683 ms to find 0 implicit places.
[2024-05-23 18:44:24] [INFO ] Redundant transitions in 17 ms returned []
Running 1198 sub problems to find dead transitions.
[2024-05-23 18:44:24] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:44:24] [INFO ] Invariant cache hit.
[2024-05-23 18:44:24] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/413 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
[2024-05-23 18:44:38] [INFO ] Deduced a trap composed of 131 places in 115 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80647e+17
At refinement iteration 2 (INCLUDED_ONLY) 0/413 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 3 (OVERLAPS) 675/1088 variables, 413/417 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
SMT process timed out in 34316ms, After SMT, problems are : Problem set: 0 solved, 1198 unsolved
Search for dead transitions found 0 dead transitions in 34328ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36075 ms. Remains : 413/413 places, 1200/1200 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 525 transitions
Reduce isomorphic transitions removed 525 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 536 rules applied. Total rules applied 536 place count 413 transition count 664
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 547 place count 402 transition count 664
Performed 68 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 68 Pre rules applied. Total rules applied 547 place count 402 transition count 596
Deduced a syphon composed of 68 places in 0 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 2 with 136 rules applied. Total rules applied 683 place count 334 transition count 596
Performed 126 Post agglomeration using F-continuation condition.Transition count delta: 126
Deduced a syphon composed of 126 places in 1 ms
Reduce places removed 126 places and 0 transitions.
Iterating global reduction 2 with 252 rules applied. Total rules applied 935 place count 208 transition count 470
Discarding 63 places :
Symmetric choice reduction at 2 with 63 rule applications. Total rules 998 place count 145 transition count 344
Iterating global reduction 2 with 63 rules applied. Total rules applied 1061 place count 145 transition count 344
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1062 place count 145 transition count 343
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1062 place count 145 transition count 342
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1064 place count 144 transition count 342
Discarding 62 places :
Symmetric choice reduction at 3 with 62 rule applications. Total rules 1126 place count 82 transition count 218
Iterating global reduction 3 with 62 rules applied. Total rules applied 1188 place count 82 transition count 218
Discarding 62 places :
Symmetric choice reduction at 3 with 62 rule applications. Total rules 1250 place count 20 transition count 94
Iterating global reduction 3 with 62 rules applied. Total rules applied 1312 place count 20 transition count 94
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Iterating post reduction 3 with 62 rules applied. Total rules applied 1374 place count 20 transition count 32
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1376 place count 19 transition count 33
Applied a total of 1376 rules in 99 ms. Remains 19 /413 variables (removed 394) and now considering 33/1200 (removed 1167) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 33 rows 19 cols
[2024-05-23 18:44:59] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 18:44:59] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 18:44:59] [INFO ] After 10ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:1
[2024-05-23 18:44:59] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 18:44:59] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2024-05-23 18:44:59] [INFO ] After 57ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-05-23 18:44:59] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 18:44:59] [INFO ] After 10ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2024-05-23 18:44:59] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2024-05-23 18:44:59] [INFO ] After 15ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2024-05-23 18:44:59] [INFO ] After 55ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2024-05-23 18:44:59] [INFO ] Flatten gal took : 2 ms
[2024-05-23 18:44:59] [INFO ] Flatten gal took : 4 ms
[2024-05-23 18:44:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2860518032813552907.gal : 2 ms
[2024-05-23 18:44:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5996130152087285074.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2860518032813552907.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5996130152087285074.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5996130152087285074.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 126
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :126 after 2485
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :2485 after 315282
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :315282 after 1.10197e+07
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 257 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,3.46313e+09,0.094914,6524,2,657,14,15024,6,0,109,13804,0
Total reachable state count : 3463132659

Verifying 2 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,4,0.095335,6524,2,23,14,15024,7,0,112,13804,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,28,0.095636,6784,2,36,14,15024,8,0,114,13804,0
ITS tools runner thread asked to quit. Dying gracefully.
Over-approximation ignoring read arcs solved 0 properties in 330 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2024-05-23 18:44:59] [INFO ] Flatten gal took : 32 ms
[2024-05-23 18:44:59] [INFO ] Applying decomposition
[2024-05-23 18:44:59] [INFO ] Flatten gal took : 31 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph8775806644921798232.txt' '-o' '/tmp/graph8775806644921798232.bin' '-w' '/tmp/graph8775806644921798232.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph8775806644921798232.bin' '-l' '-1' '-v' '-w' '/tmp/graph8775806644921798232.weights' '-q' '0' '-e' '0.001'
[2024-05-23 18:44:59] [INFO ] Decomposing Gal with order
[2024-05-23 18:44:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 18:44:59] [INFO ] Removed a total of 2046 redundant transitions.
[2024-05-23 18:44:59] [INFO ] Flatten gal took : 61 ms
[2024-05-23 18:44:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 830 labels/synchronizations in 36 ms.
[2024-05-23 18:44:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3345888383488811116.gal : 6 ms
[2024-05-23 18:44:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9927635981965311143.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3345888383488811116.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9927635981965311143.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality9927635981965311143.prop.
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[30] Max Struct:[32]
Ending property specific reduction for FunctionPointer-PT-c032-UpperBounds-01 in 176948 ms.
Starting property specific reduction for FunctionPointer-PT-c032-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[32]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[32]
[2024-05-23 18:45:49] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
// Phase 1: matrix 747 rows 455 cols
[2024-05-23 18:45:49] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[32]
RANDOM walk for 10000 steps (2 resets) in 52 ms. (188 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[32]
[2024-05-23 18:45:49] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:45:49] [INFO ] Invariant cache hit.
[2024-05-23 18:45:49] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:45:50] [INFO ] [Real]Absence check using state equation in 173 ms returned sat
[2024-05-23 18:45:50] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:45:50] [INFO ] [Real]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 18:45:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:45:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:45:50] [INFO ] [Nat]Absence check using state equation in 162 ms returned sat
[2024-05-23 18:45:50] [INFO ] [Nat]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 18:45:50] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 63 ms.
[2024-05-23 18:45:50] [INFO ] Added : 1 causal constraints over 1 iterations in 166 ms. Result :sat
Minimization took 259 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[32]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[32]
Support contains 1 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Graph (complete) has 2223 edges and 455 vertex of which 452 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 452 transition count 1292
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 12 place count 446 transition count 1276
Iterating global reduction 1 with 6 rules applied. Total rules applied 18 place count 446 transition count 1276
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 22 place count 446 transition count 1272
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 28 place count 440 transition count 1258
Iterating global reduction 2 with 6 rules applied. Total rules applied 34 place count 440 transition count 1258
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 39 place count 435 transition count 1246
Iterating global reduction 2 with 5 rules applied. Total rules applied 44 place count 435 transition count 1246
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 48 place count 431 transition count 1236
Iterating global reduction 2 with 4 rules applied. Total rules applied 52 place count 431 transition count 1236
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 56 place count 427 transition count 1228
Iterating global reduction 2 with 4 rules applied. Total rules applied 60 place count 427 transition count 1228
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 64 place count 423 transition count 1220
Iterating global reduction 2 with 4 rules applied. Total rules applied 68 place count 423 transition count 1220
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 72 place count 419 transition count 1212
Iterating global reduction 2 with 4 rules applied. Total rules applied 76 place count 419 transition count 1212
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 79 place count 416 transition count 1206
Iterating global reduction 2 with 3 rules applied. Total rules applied 82 place count 416 transition count 1206
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 84 place count 414 transition count 1202
Iterating global reduction 2 with 2 rules applied. Total rules applied 86 place count 414 transition count 1202
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 87 place count 413 transition count 1200
Iterating global reduction 2 with 1 rules applied. Total rules applied 88 place count 413 transition count 1200
Applied a total of 88 rules in 151 ms. Remains 413 /455 variables (removed 42) and now considering 1200/1297 (removed 97) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 153 ms. Remains : 413/455 places, 1200/1297 transitions.
[2024-05-23 18:45:51] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
// Phase 1: matrix 675 rows 413 cols
[2024-05-23 18:45:51] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[32]
RANDOM walk for 1000000 steps (2 resets) in 2257 ms. (442 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 853 ms. (1170 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[32]
[2024-05-23 18:45:54] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:45:54] [INFO ] Invariant cache hit.
[2024-05-23 18:45:54] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:45:54] [INFO ] [Real]Absence check using state equation in 132 ms returned sat
[2024-05-23 18:45:54] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 18:45:54] [INFO ] [Real]Added 72 Read/Feed constraints in 32 ms returned sat
[2024-05-23 18:45:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:45:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:45:54] [INFO ] [Nat]Absence check using state equation in 129 ms returned sat
[2024-05-23 18:45:54] [INFO ] [Nat]Added 72 Read/Feed constraints in 35 ms returned sat
[2024-05-23 18:45:54] [INFO ] Computed and/alt/rep : 332/994/330 causal constraints (skipped 343 transitions) in 79 ms.
[2024-05-23 18:45:54] [INFO ] Added : 2 causal constraints over 1 iterations in 170 ms. Result :sat
Minimization took 254 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[32]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[32] Max Struct:[32]
Support contains 1 out of 413 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1200/1200 transitions.
Applied a total of 0 rules in 45 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 413/413 places, 1200/1200 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1200/1200 transitions.
Applied a total of 0 rules in 45 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
[2024-05-23 18:45:55] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:45:55] [INFO ] Invariant cache hit.
[2024-05-23 18:45:55] [INFO ] Implicit Places using invariants in 339 ms returned []
[2024-05-23 18:45:55] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:45:55] [INFO ] Invariant cache hit.
[2024-05-23 18:45:55] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 18:45:57] [INFO ] Implicit Places using invariants and state equation in 1414 ms returned []
Implicit Place search using SMT with State Equation took 1757 ms to find 0 implicit places.
[2024-05-23 18:45:57] [INFO ] Redundant transitions in 17 ms returned []
Running 1198 sub problems to find dead transitions.
[2024-05-23 18:45:57] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:45:57] [INFO ] Invariant cache hit.
[2024-05-23 18:45:57] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/413 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
[2024-05-23 18:46:11] [INFO ] Deduced a trap composed of 131 places in 120 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/413 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 675/1088 variables, 413/417 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
SMT process timed out in 34601ms, After SMT, problems are : Problem set: 0 solved, 1198 unsolved
Search for dead transitions found 0 dead transitions in 34613ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36444 ms. Remains : 413/413 places, 1200/1200 transitions.
[2024-05-23 18:46:31] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 18:46:31] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[32] Max Struct:[32]
FORMULA FunctionPointer-PT-c032-UpperBounds-03 32 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000001 steps (2 resets) in 2041 ms. (489 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2024-05-23 18:46:33] [INFO ] Flatten gal took : 50 ms
[2024-05-23 18:46:33] [INFO ] Flatten gal took : 29 ms
[2024-05-23 18:46:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5249915582917660038.gal : 6 ms
[2024-05-23 18:46:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11140551272249708719.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5249915582917660038.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11140551272249708719.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for FunctionPointer-PT-c032-UpperBounds-03 in 44173 ms.
Starting property specific reduction for FunctionPointer-PT-c032-UpperBounds-04
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 18:46:33] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
// Phase 1: matrix 747 rows 455 cols
[2024-05-23 18:46:33] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 24 ms. (400 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 18:46:34] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:46:34] [INFO ] Invariant cache hit.
[2024-05-23 18:46:34] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:46:34] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2024-05-23 18:46:34] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:46:34] [INFO ] [Real]Added 91 Read/Feed constraints in 20 ms returned sat
[2024-05-23 18:46:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:46:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:46:34] [INFO ] [Nat]Absence check using state equation in 163 ms returned sat
[2024-05-23 18:46:34] [INFO ] [Nat]Added 91 Read/Feed constraints in 30 ms returned sat
[2024-05-23 18:46:34] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 65 ms.
[2024-05-23 18:46:34] [INFO ] Added : 1 causal constraints over 1 iterations in 154 ms. Result :sat
Minimization took 261 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[+inf]
Support contains 1 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Graph (complete) has 2223 edges and 455 vertex of which 452 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 452 transition count 1292
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 11 place count 447 transition count 1278
Iterating global reduction 1 with 5 rules applied. Total rules applied 16 place count 447 transition count 1278
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 20 place count 447 transition count 1274
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 25 place count 442 transition count 1262
Iterating global reduction 2 with 5 rules applied. Total rules applied 30 place count 442 transition count 1262
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 34 place count 438 transition count 1252
Iterating global reduction 2 with 4 rules applied. Total rules applied 38 place count 438 transition count 1252
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 42 place count 434 transition count 1242
Iterating global reduction 2 with 4 rules applied. Total rules applied 46 place count 434 transition count 1242
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 50 place count 430 transition count 1234
Iterating global reduction 2 with 4 rules applied. Total rules applied 54 place count 430 transition count 1234
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 58 place count 426 transition count 1226
Iterating global reduction 2 with 4 rules applied. Total rules applied 62 place count 426 transition count 1226
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 66 place count 422 transition count 1218
Iterating global reduction 2 with 4 rules applied. Total rules applied 70 place count 422 transition count 1218
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 73 place count 419 transition count 1212
Iterating global reduction 2 with 3 rules applied. Total rules applied 76 place count 419 transition count 1212
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 78 place count 417 transition count 1208
Iterating global reduction 2 with 2 rules applied. Total rules applied 80 place count 417 transition count 1208
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 81 place count 416 transition count 1206
Iterating global reduction 2 with 1 rules applied. Total rules applied 82 place count 416 transition count 1206
Applied a total of 82 rules in 176 ms. Remains 416 /455 variables (removed 39) and now considering 1206/1297 (removed 91) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 189 ms. Remains : 416/455 places, 1206/1297 transitions.
[2024-05-23 18:46:35] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {253=1, 340=1, 666=1, 679=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {233=1, 320=1, 646=1, 679=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[3] Max Struct:[+inf]
[2024-05-23 18:46:35] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
// Phase 1: matrix 681 rows 416 cols
[2024-05-23 18:46:35] [INFO ] Computed 3 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[3] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2125 ms. (470 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 877 ms. (1138 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[+inf]
[2024-05-23 18:46:38] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:46:38] [INFO ] Invariant cache hit.
[2024-05-23 18:46:38] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-23 18:46:38] [INFO ] [Real]Absence check using state equation in 128 ms returned sat
[2024-05-23 18:46:38] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 18:46:38] [INFO ] [Real]Added 74 Read/Feed constraints in 26 ms returned sat
[2024-05-23 18:46:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:46:38] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:46:39] [INFO ] [Nat]Absence check using state equation in 125 ms returned sat
[2024-05-23 18:46:39] [INFO ] [Nat]Added 74 Read/Feed constraints in 18 ms returned sat
[2024-05-23 18:46:39] [INFO ] Deduced a trap composed of 70 places in 194 ms of which 3 ms to minimize.
[2024-05-23 18:46:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 240 ms
[2024-05-23 18:46:39] [INFO ] Computed and/alt/rep : 330/1240/330 causal constraints (skipped 349 transitions) in 67 ms.
[2024-05-23 18:46:39] [INFO ] Added : 5 causal constraints over 2 iterations in 221 ms. Result :sat
Minimization took 264 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[+inf]
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 44 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 416/416 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 44 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-23 18:46:39] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:46:39] [INFO ] Invariant cache hit.
[2024-05-23 18:46:40] [INFO ] Implicit Places using invariants in 323 ms returned []
[2024-05-23 18:46:40] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:46:40] [INFO ] Invariant cache hit.
[2024-05-23 18:46:40] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 18:46:41] [INFO ] Implicit Places using invariants and state equation in 1214 ms returned []
Implicit Place search using SMT with State Equation took 1541 ms to find 0 implicit places.
[2024-05-23 18:46:41] [INFO ] Redundant transitions in 17 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-23 18:46:41] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:46:41] [INFO ] Invariant cache hit.
[2024-05-23 18:46:41] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
[2024-05-23 18:46:56] [INFO ] Deduced a trap composed of 131 places in 116 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/416 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 681/1097 variables, 416/420 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
SMT process timed out in 34365ms, After SMT, problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 34375ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35990 ms. Remains : 416/416 places, 1206/1206 transitions.
[2024-05-23 18:47:15] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {253=1, 340=1, 666=1, 679=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {233=1, 320=1, 646=1, 679=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 1) seen :[5]
Current structural bounds on expressions (after cover walk) : Max Seen:[5] Max Struct:[+inf]
[2024-05-23 18:47:16] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:47:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[5] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2085 ms. (479 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 882 ms. (1132 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[645] Max Struct:[+inf]
[2024-05-23 18:47:19] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:47:19] [INFO ] Invariant cache hit.
[2024-05-23 18:47:19] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2024-05-23 18:47:19] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:47:19] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 18:47:19] [INFO ] [Real]Added 74 Read/Feed constraints in 30 ms returned sat
[2024-05-23 18:47:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:47:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:47:19] [INFO ] [Nat]Absence check using state equation in 128 ms returned sat
[2024-05-23 18:47:19] [INFO ] [Nat]Added 74 Read/Feed constraints in 17 ms returned sat
[2024-05-23 18:47:19] [INFO ] Deduced a trap composed of 70 places in 195 ms of which 3 ms to minimize.
[2024-05-23 18:47:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 247 ms
[2024-05-23 18:47:20] [INFO ] Computed and/alt/rep : 330/1240/330 causal constraints (skipped 349 transitions) in 60 ms.
[2024-05-23 18:47:20] [INFO ] Added : 6 causal constraints over 2 iterations in 200 ms. Result :sat
Minimization took 258 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[645] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[645] Max Struct:[+inf]
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 44 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 416/416 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 77 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-23 18:47:22] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:47:22] [INFO ] Invariant cache hit.
[2024-05-23 18:47:22] [INFO ] Implicit Places using invariants in 500 ms returned []
[2024-05-23 18:47:22] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:47:22] [INFO ] Invariant cache hit.
[2024-05-23 18:47:22] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 18:47:23] [INFO ] Implicit Places using invariants and state equation in 1142 ms returned []
Implicit Place search using SMT with State Equation took 1651 ms to find 0 implicit places.
[2024-05-23 18:47:23] [INFO ] Redundant transitions in 17 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-23 18:47:23] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:47:23] [INFO ] Invariant cache hit.
[2024-05-23 18:47:23] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
[2024-05-23 18:47:39] [INFO ] Deduced a trap composed of 131 places in 124 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/416 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (OVERLAPS) 681/1097 variables, 416/420 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
SMT process timed out in 35044ms, After SMT, problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 35054ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36810 ms. Remains : 416/416 places, 1206/1206 transitions.
[2024-05-23 18:47:58] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {253=1, 340=1, 666=1, 679=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {233=1, 320=1, 646=1, 679=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[645] Max Struct:[+inf]
[2024-05-23 18:47:59] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:47:59] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[645] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2064 ms. (484 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 925 ms. (1079 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[675] Max Struct:[+inf]
[2024-05-23 18:48:02] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:48:02] [INFO ] Invariant cache hit.
[2024-05-23 18:48:02] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:48:02] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:48:02] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 18:48:02] [INFO ] [Real]Added 74 Read/Feed constraints in 28 ms returned sat
[2024-05-23 18:48:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:48:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:48:02] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 18:48:02] [INFO ] [Nat]Added 74 Read/Feed constraints in 17 ms returned sat
[2024-05-23 18:48:02] [INFO ] Deduced a trap composed of 70 places in 190 ms of which 2 ms to minimize.
[2024-05-23 18:48:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 237 ms
[2024-05-23 18:48:03] [INFO ] Computed and/alt/rep : 330/1240/330 causal constraints (skipped 349 transitions) in 69 ms.
[2024-05-23 18:48:03] [INFO ] Added : 6 causal constraints over 2 iterations in 216 ms. Result :sat
Minimization took 296 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[675] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[675] Max Struct:[+inf]
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 45 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 416/416 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 47 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-23 18:48:05] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:48:05] [INFO ] Invariant cache hit.
[2024-05-23 18:48:05] [INFO ] Implicit Places using invariants in 294 ms returned []
[2024-05-23 18:48:05] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:48:05] [INFO ] Invariant cache hit.
[2024-05-23 18:48:06] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 18:48:07] [INFO ] Implicit Places using invariants and state equation in 1218 ms returned []
Implicit Place search using SMT with State Equation took 1517 ms to find 0 implicit places.
[2024-05-23 18:48:07] [INFO ] Redundant transitions in 15 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-23 18:48:07] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:48:07] [INFO ] Invariant cache hit.
[2024-05-23 18:48:07] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
[2024-05-23 18:48:22] [INFO ] Deduced a trap composed of 131 places in 111 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/416 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
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(s206 0.0)
(s207 0.0)
(s208 0.0)
(s209 0.0)
(s210 0.0)
(s211 0.0)
(s212 0.0)
(s213 0.0)
(s214 0.0)
(s215 0.0)
(s216 0.0)
(s217 0.0)
(s218 0.0)
(s219 0.0)
(s220 0.0)
(s221 0.0)
(s222 0.0)
(s223 0.0)
(s224 0.0)
(s225 0.0)
(s226 0.0)
(s227 0.0)
(s228 0.0)
(s229 0.0)
(s230 0.0)
(s231 0.0)
(s232 0.0)
(s233 0.0)
(s234 0.0)
(s235 0.0)
(s236 0.0)
(s237 0.0)
(s238 0.0)
(s239 0.0)
(s240 0.0)
(s241 0.0)
(s242 0.0)
(s243 0.0)
(s244 0.0)
(s245 0.0)
(s246 0.0)
(s247 0.0)
(s248 0.0)
(s249 0.0)
(s250 0.0)
(s251 0.0)
(s252 0.0)
(s253 0.0)
(s254 0.0)
(s255 0.0)
(s256 0.0)
(s257 0.0)
(s258 0.0)
(s259 0.0)
(s260 0.0)
(s261 0.0)
(s262 0.0)
(s263 0.0)
(s264 0.0)
(s265 0.0)
(s266 0.0)
(s267 0.0)
(s268 0.0)
(s269 0.0)
(s270 0.0)
(s271 0.0)
(s272 0.0)
(s273 0.0)
(s274 0.0)
(s275 0.0)
(s276 0.0)
(s277 0.0)
(s278 0.0)
(s279 0.0)
(s280 0.0)
(s281 0.0)
(s282 0.0)
(s283 0.0)
(s284 0.0)
(s285 0.0)
(s286 0.0)
(s287 0.0)
(s288 0.0)
(s289 0.0)
(s290 0.0)
(s291 0.0)
(s292 0.0)
(s293 0.0)
(s294 1.0)
(s295 1.0)
(s296 1.0)
(s297 1.0)
(s298 1.0)
(s299 0.0)
(s300 1.0)
(s301 1.0)
(s302 1.0)
(s303 1.0)
(s304 1.0)
(s305 1.0)
(s306 1.0)
(s307 1.0)
(s308 1.0)
(s309 1.0)
(s310 1.0)
(s311 1.0)
(s312 1.0)
(s313 1.0)
(s314 1.0)
(s315 1.0)
(s316 1.0)
(s317 1.0)
(s318 1.0)
(s319 1.0)
(s320 1.0)
(s321 1.0)
(s322 1.0)
(s323 1.0)
(s324 1.0)
(s325 1.0)
(s326 0.0)
(s327 2.0)
(s328 0.0)
(s329 0.0)
(s330 0.0)
(s331 1.0)
(s332 0.0)
(s333 0.0)
(s334 1.0)
(s335 1.0)
(s336 1.0)
(s337 1.0)
(s338 1.0)
(s339 1.0)
(s340 1.0)
(s341 1.0)
(s342 1.0)
(s343 1.0)
(s344 1.0)
(s345 1.0)
(s346 1.0)
(s347 1.0)
(s348 1.0)
(s349 1.0)
(s350 0.0)
(s351 0.0)
(s352 0.0)
(s353 0.0)
(s354 0.0)
(s355 0.0)
(s356 0.0)
(s357 0.0)
(s358 0.0)
(s359 0.0)
(s360 0.0)
(s361 0.0)
(s362 0.0)
(s363 0.0)
(s364 0.0)
(s365 0.0)
(s366 timeout
0.0)
(s367 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 681/1097 variables, 416/420 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
SMT process timed out in 34800ms, After SMT, problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 34812ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36401 ms. Remains : 416/416 places, 1206/1206 transitions.
[2024-05-23 18:48:41] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {253=1, 340=1, 666=1, 679=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {233=1, 320=1, 646=1, 679=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[675] Max Struct:[+inf]
[2024-05-23 18:48:42] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:48:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[675] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 2083 ms. (479 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 865 ms. (1154 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[675] Max Struct:[+inf]
[2024-05-23 18:48:45] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:48:45] [INFO ] Invariant cache hit.
[2024-05-23 18:48:45] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:48:45] [INFO ] [Real]Absence check using state equation in 126 ms returned sat
[2024-05-23 18:48:45] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 18:48:45] [INFO ] [Real]Added 74 Read/Feed constraints in 30 ms returned sat
[2024-05-23 18:48:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:48:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:48:45] [INFO ] [Nat]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:48:45] [INFO ] [Nat]Added 74 Read/Feed constraints in 18 ms returned sat
[2024-05-23 18:48:45] [INFO ] Deduced a trap composed of 70 places in 192 ms of which 2 ms to minimize.
[2024-05-23 18:48:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 247 ms
[2024-05-23 18:48:45] [INFO ] Computed and/alt/rep : 330/1240/330 causal constraints (skipped 349 transitions) in 66 ms.
[2024-05-23 18:48:46] [INFO ] Added : 6 causal constraints over 2 iterations in 227 ms. Result :sat
Minimization took 259 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[675] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[675] Max Struct:[+inf]
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 43 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 416/416 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 43 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-23 18:48:48] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:48:48] [INFO ] Invariant cache hit.
[2024-05-23 18:48:48] [INFO ] Implicit Places using invariants in 304 ms returned []
[2024-05-23 18:48:48] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:48:48] [INFO ] Invariant cache hit.
[2024-05-23 18:48:48] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 18:48:49] [INFO ] Implicit Places using invariants and state equation in 1194 ms returned []
Implicit Place search using SMT with State Equation took 1499 ms to find 0 implicit places.
[2024-05-23 18:48:49] [INFO ] Redundant transitions in 21 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-23 18:48:49] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:48:49] [INFO ] Invariant cache hit.
[2024-05-23 18:48:49] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
[2024-05-23 18:49:04] [INFO ] Deduced a trap composed of 131 places in 120 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/416 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 681/1097 variables, 416/420 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
SMT process timed out in 34128ms, After SMT, problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 34148ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35722 ms. Remains : 416/416 places, 1206/1206 transitions.
[2024-05-23 18:49:23] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {253=1, 340=1, 666=1, 679=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {233=1, 320=1, 646=1, 679=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 1) seen :[6]
Current structural bounds on expressions (after cover walk) : Max Seen:[675] Max Struct:[+inf]
[2024-05-23 18:49:24] [INFO ] Flatten gal took : 29 ms
RANDOM walk for 40005 steps (8 resets) in 149 ms. (266 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 1/1 properties
[2024-05-23 18:49:24] [INFO ] Flatten gal took : 74 ms
[2024-05-23 18:49:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1180053595124297240.gal : 11 ms
[2024-05-23 18:49:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2279927467695132578.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1180053595124297240.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2279927467695132578.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality2279927467695132578.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 599808 steps, run timeout after 3001 ms. (steps per millisecond=199 ) properties seen :0 out of 1
Probabilistic random walk after 599808 steps, saw 367747 distinct states, run finished after 3001 ms. (steps per millisecond=199 ) properties seen :0
[2024-05-23 18:49:27] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:49:27] [INFO ] Invariant cache hit.
[2024-05-23 18:49:27] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 346/350 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 5/355 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 598/953 variables, 332/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/953 variables, 73/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/953 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 62/1015 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1015 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 68/1083 variables, 66/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1083 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 8/1091 variables, 4/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1091 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 6/1097 variables, 4/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1097 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1097 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1097/1097 variables, and 493 constraints, problems are : Problem set: 0 solved, 1 unsolved in 321 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 346/350 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/350 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 5/355 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 598/953 variables, 332/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/953 variables, 73/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/953 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 62/1015 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1015 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 68/1083 variables, 66/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1083 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 8/1091 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1091 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/1097 variables, 4/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1097 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1097 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1097/1097 variables, and 494 constraints, problems are : Problem set: 0 solved, 1 unsolved in 311 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 640ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1939 ms.
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 50 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 416/416 places, 1206/1206 transitions.
RANDOM walk for 40001 steps (8 resets) in 160 ms. (248 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.24464e+06 after 3.74714e+10
Interrupted probabilistic random walk after 584869 steps, run timeout after 3001 ms. (steps per millisecond=194 ) properties seen :0 out of 1
Probabilistic random walk after 584869 steps, saw 358589 distinct states, run finished after 3001 ms. (steps per millisecond=194 ) properties seen :0
[2024-05-23 18:49:33] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:49:33] [INFO ] Invariant cache hit.
[2024-05-23 18:49:33] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 346/350 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 5/355 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 598/953 variables, 332/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/953 variables, 73/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/953 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 62/1015 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1015 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 68/1083 variables, 66/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1083 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 8/1091 variables, 4/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1091 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 6/1097 variables, 4/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1097 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1097 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1097/1097 variables, and 493 constraints, problems are : Problem set: 0 solved, 1 unsolved in 338 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 346/350 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/350 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 5/355 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 598/953 variables, 332/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/953 variables, 73/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/953 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 62/1015 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1015 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 68/1083 variables, 66/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1083 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 8/1091 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1091 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/1097 variables, 4/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1097 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1097 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1097/1097 variables, and 494 constraints, problems are : Problem set: 0 solved, 1 unsolved in 340 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 689ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1920 ms.
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 40 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 416/416 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 40 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-23 18:49:35] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:49:35] [INFO ] Invariant cache hit.
[2024-05-23 18:49:36] [INFO ] Implicit Places using invariants in 286 ms returned []
[2024-05-23 18:49:36] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:49:36] [INFO ] Invariant cache hit.
[2024-05-23 18:49:36] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 18:49:37] [INFO ] Implicit Places using invariants and state equation in 1215 ms returned []
Implicit Place search using SMT with State Equation took 1503 ms to find 0 implicit places.
[2024-05-23 18:49:37] [INFO ] Redundant transitions in 17 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-23 18:49:37] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 18:49:37] [INFO ] Invariant cache hit.
[2024-05-23 18:49:37] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
[2024-05-23 18:49:52] [INFO ] Deduced a trap composed of 131 places in 115 ms of which 2 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80647e+17
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/416 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 3 (OVERLAPS) 681/1097 variables, 416/420 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
SMT process timed out in 34502ms, After SMT, problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 34516ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36083 ms. Remains : 416/416 places, 1206/1206 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 525 transitions
Reduce isomorphic transitions removed 525 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 536 rules applied. Total rules applied 536 place count 416 transition count 670
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 547 place count 405 transition count 670
Performed 69 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 69 Pre rules applied. Total rules applied 547 place count 405 transition count 601
Deduced a syphon composed of 69 places in 0 ms
Reduce places removed 69 places and 0 transitions.
Iterating global reduction 2 with 138 rules applied. Total rules applied 685 place count 336 transition count 601
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 2 with 254 rules applied. Total rules applied 939 place count 209 transition count 474
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1003 place count 145 transition count 346
Iterating global reduction 2 with 64 rules applied. Total rules applied 1067 place count 145 transition count 346
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1068 place count 145 transition count 345
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1068 place count 145 transition count 344
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1070 place count 144 transition count 344
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1133 place count 81 transition count 218
Iterating global reduction 3 with 63 rules applied. Total rules applied 1196 place count 81 transition count 218
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1259 place count 18 transition count 92
Iterating global reduction 3 with 63 rules applied. Total rules applied 1322 place count 18 transition count 92
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1385 place count 18 transition count 29
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1385 place count 18 transition count 28
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1387 place count 17 transition count 28
Applied a total of 1387 rules in 24 ms. Remains 17 /416 variables (removed 399) and now considering 28/1206 (removed 1178) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 28 rows 17 cols
[2024-05-23 18:50:11] [INFO ] Computed 3 invariants in 1 ms
[2024-05-23 18:50:11] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 18:50:11] [INFO ] After 30ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 18:50:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 18:50:11] [INFO ] After 7ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 18:50:11] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 18:50:11] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 18:50:11] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 18:50:11] [INFO ] After 33ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 18:50:11] [INFO ] Flatten gal took : 1 ms
[2024-05-23 18:50:11] [INFO ] Flatten gal took : 1 ms
[2024-05-23 18:50:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7909804082718132552.gal : 0 ms
[2024-05-23 18:50:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15872010770845446560.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7909804082718132552.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15872010770845446560.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality15872010770845446560.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 126
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :126 after 2674
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :2674 after 37587
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :37587 after 1.56351e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.56351e+06 after 4.63928e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :4.63928e+06 after 1.07789e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.07789e+07 after 2.30461e+07
Detected timeout of ITS tools.
[2024-05-23 18:50:14] [INFO ] Flatten gal took : 40 ms
[2024-05-23 18:50:14] [INFO ] Applying decomposition
[2024-05-23 18:50:14] [INFO ] Flatten gal took : 28 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph18228606139362726966.txt' '-o' '/tmp/graph18228606139362726966.bin' '-w' '/tmp/graph18228606139362726966.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph18228606139362726966.bin' '-l' '-1' '-v' '-w' '/tmp/graph18228606139362726966.weights' '-q' '0' '-e' '0.001'
[2024-05-23 18:50:14] [INFO ] Decomposing Gal with order
[2024-05-23 18:50:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 18:50:14] [INFO ] Removed a total of 2063 redundant transitions.
[2024-05-23 18:50:14] [INFO ] Flatten gal took : 51 ms
[2024-05-23 18:50:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 866 labels/synchronizations in 37 ms.
[2024-05-23 18:50:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3555544798814255886.gal : 5 ms
[2024-05-23 18:50:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13893336828181347585.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3555544798814255886.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13893336828181347585.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality13893336828181347585.prop.
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :2.30461e+07 after 4.75685e+07
Detected timeout of ITS tools.
[2024-05-23 18:50:27] [INFO ] Flatten gal took : 2 ms
[2024-05-23 18:50:27] [INFO ] Applying decomposition
[2024-05-23 18:50:27] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph8999682174439387306.txt' '-o' '/tmp/graph8999682174439387306.bin' '-w' '/tmp/graph8999682174439387306.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph8999682174439387306.bin' '-l' '-1' '-v' '-w' '/tmp/graph8999682174439387306.weights' '-q' '0' '-e' '0.001'
[2024-05-23 18:50:27] [INFO ] Decomposing Gal with order
[2024-05-23 18:50:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 18:50:27] [INFO ] Removed a total of 26 redundant transitions.
[2024-05-23 18:50:27] [INFO ] Flatten gal took : 2 ms
[2024-05-23 18:50:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2024-05-23 18:50:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11500867447662297448.gal : 0 ms
[2024-05-23 18:50:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11882853637853743587.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11500867447662297448.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11882853637853743587.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality11882853637853743587.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 126
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :126 after 77900
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30195 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[675] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c032-UpperBounds-04 in 248121 ms.
Starting property specific reduction for FunctionPointer-PT-c032-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 18:50:42] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
// Phase 1: matrix 747 rows 455 cols
[2024-05-23 18:50:42] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 28 ms. (344 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 18:50:42] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:50:42] [INFO ] Invariant cache hit.
[2024-05-23 18:50:42] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:50:42] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2024-05-23 18:50:42] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:50:42] [INFO ] [Real]Added 91 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:50:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:50:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:50:42] [INFO ] [Nat]Absence check using state equation in 153 ms returned sat
[2024-05-23 18:50:42] [INFO ] [Nat]Added 91 Read/Feed constraints in 21 ms returned sat
[2024-05-23 18:50:42] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 73 ms.
[2024-05-23 18:50:42] [INFO ] Added : 1 causal constraints over 1 iterations in 174 ms. Result :sat
Minimization took 259 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[+inf]
Support contains 1 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Graph (complete) has 2223 edges and 455 vertex of which 452 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 452 transition count 1292
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 11 place count 447 transition count 1278
Iterating global reduction 1 with 5 rules applied. Total rules applied 16 place count 447 transition count 1278
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 18 place count 447 transition count 1276
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 23 place count 442 transition count 1264
Iterating global reduction 2 with 5 rules applied. Total rules applied 28 place count 442 transition count 1264
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 33 place count 437 transition count 1252
Iterating global reduction 2 with 5 rules applied. Total rules applied 38 place count 437 transition count 1252
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 42 place count 433 transition count 1242
Iterating global reduction 2 with 4 rules applied. Total rules applied 46 place count 433 transition count 1242
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 50 place count 429 transition count 1234
Iterating global reduction 2 with 4 rules applied. Total rules applied 54 place count 429 transition count 1234
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 58 place count 425 transition count 1226
Iterating global reduction 2 with 4 rules applied. Total rules applied 62 place count 425 transition count 1226
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 66 place count 421 transition count 1218
Iterating global reduction 2 with 4 rules applied. Total rules applied 70 place count 421 transition count 1218
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 73 place count 418 transition count 1212
Iterating global reduction 2 with 3 rules applied. Total rules applied 76 place count 418 transition count 1212
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 78 place count 416 transition count 1208
Iterating global reduction 2 with 2 rules applied. Total rules applied 80 place count 416 transition count 1208
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 81 place count 415 transition count 1206
Iterating global reduction 2 with 1 rules applied. Total rules applied 82 place count 415 transition count 1206
Applied a total of 82 rules in 122 ms. Remains 415 /455 variables (removed 40) and now considering 1206/1297 (removed 91) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 122 ms. Remains : 415/455 places, 1206/1297 transitions.
[2024-05-23 18:50:43] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
Found an invariant !
This invariant on transitions {228=1, 256=1, 259=1, 315=1, 512=1, 675=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {202=1, 289=1, 614=1, 678=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 18:50:43] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
// Phase 1: matrix 680 rows 415 cols
[2024-05-23 18:50:43] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2147 ms. (465 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 852 ms. (1172 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 18:50:46] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 18:50:46] [INFO ] Invariant cache hit.
[2024-05-23 18:50:46] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:50:46] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2024-05-23 18:50:46] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 18:50:46] [INFO ] [Real]Added 74 Read/Feed constraints in 31 ms returned sat
[2024-05-23 18:50:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:50:47] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:50:47] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 18:50:47] [INFO ] [Nat]Added 74 Read/Feed constraints in 30 ms returned sat
[2024-05-23 18:50:47] [INFO ] Deduced a trap composed of 70 places in 187 ms of which 3 ms to minimize.
[2024-05-23 18:50:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 238 ms
[2024-05-23 18:50:47] [INFO ] Computed and/alt/rep : 333/1252/331 causal constraints (skipped 347 transitions) in 66 ms.
[2024-05-23 18:50:47] [INFO ] Deduced a trap composed of 72 places in 193 ms of which 3 ms to minimize.
[2024-05-23 18:50:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 255 ms
[2024-05-23 18:50:47] [INFO ] Added : 4 causal constraints over 2 iterations in 505 ms. Result :sat
Minimization took 253 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 49 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 415/415 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 42 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-23 18:50:48] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 18:50:48] [INFO ] Invariant cache hit.
[2024-05-23 18:50:48] [INFO ] Implicit Places using invariants in 314 ms returned []
[2024-05-23 18:50:48] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 18:50:48] [INFO ] Invariant cache hit.
[2024-05-23 18:50:48] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 18:50:49] [INFO ] Implicit Places using invariants and state equation in 1218 ms returned []
Implicit Place search using SMT with State Equation took 1534 ms to find 0 implicit places.
[2024-05-23 18:50:49] [INFO ] Redundant transitions in 21 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-23 18:50:49] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 18:50:49] [INFO ] Invariant cache hit.
[2024-05-23 18:50:49] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
[2024-05-23 18:51:08] [INFO ] Deduced a trap composed of 131 places in 126 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/415 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/415 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (OVERLAPS) 680/1095 variables, 415/419 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
SMT process timed out in 34619ms, After SMT, problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 34630ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36234 ms. Remains : 415/415 places, 1206/1206 transitions.
[2024-05-23 18:51:24] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
Found an invariant !
This invariant on transitions {228=1, 256=1, 259=1, 315=1, 512=1, 675=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {202=1, 289=1, 614=1, 678=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 36959 steps (8 resets) in 220 ms. (167 steps per ms) remains 0/1 properties
[2024-05-23 18:51:25] [INFO ] Flatten gal took : 76 ms
[2024-05-23 18:51:25] [INFO ] Flatten gal took : 30 ms
[2024-05-23 18:51:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7130384196470716838.gal : 5 ms
[2024-05-23 18:51:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3500236245392682198.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7130384196470716838.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3500236245392682198.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c032-UpperBounds-05 in 43043 ms.
Starting property specific reduction for FunctionPointer-PT-c032-UpperBounds-07
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 18:51:25] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
// Phase 1: matrix 747 rows 455 cols
[2024-05-23 18:51:25] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 35 ms. (277 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 18:51:25] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:51:25] [INFO ] Invariant cache hit.
[2024-05-23 18:51:25] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:51:25] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 18:51:25] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:51:25] [INFO ] [Real]Added 91 Read/Feed constraints in 28 ms returned sat
[2024-05-23 18:51:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:51:25] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:51:25] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 18:51:25] [INFO ] [Nat]Added 91 Read/Feed constraints in 28 ms returned sat
[2024-05-23 18:51:25] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 64 ms.
[2024-05-23 18:51:25] [INFO ] Added : 3 causal constraints over 1 iterations in 181 ms. Result :sat
Minimization took 273 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[+inf]
Support contains 1 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Graph (complete) has 2223 edges and 455 vertex of which 452 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 452 transition count 1292
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 11 place count 447 transition count 1280
Iterating global reduction 1 with 5 rules applied. Total rules applied 16 place count 447 transition count 1280
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 20 place count 447 transition count 1276
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 25 place count 442 transition count 1264
Iterating global reduction 2 with 5 rules applied. Total rules applied 30 place count 442 transition count 1264
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 34 place count 438 transition count 1254
Iterating global reduction 2 with 4 rules applied. Total rules applied 38 place count 438 transition count 1254
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 41 place count 435 transition count 1246
Iterating global reduction 2 with 3 rules applied. Total rules applied 44 place count 435 transition count 1246
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 47 place count 432 transition count 1240
Iterating global reduction 2 with 3 rules applied. Total rules applied 50 place count 432 transition count 1240
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 53 place count 429 transition count 1234
Iterating global reduction 2 with 3 rules applied. Total rules applied 56 place count 429 transition count 1234
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 59 place count 426 transition count 1228
Iterating global reduction 2 with 3 rules applied. Total rules applied 62 place count 426 transition count 1228
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 65 place count 423 transition count 1222
Iterating global reduction 2 with 3 rules applied. Total rules applied 68 place count 423 transition count 1222
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 70 place count 421 transition count 1218
Iterating global reduction 2 with 2 rules applied. Total rules applied 72 place count 421 transition count 1218
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 73 place count 420 transition count 1216
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 420 transition count 1216
Applied a total of 74 rules in 116 ms. Remains 420 /455 variables (removed 35) and now considering 1216/1297 (removed 81) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 117 ms. Remains : 420/455 places, 1216/1297 transitions.
[2024-05-23 18:51:26] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
Found an invariant !
This invariant on transitions {244=1, 334=1, 660=1, 685=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 342=1, 668=1, 685=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 18:51:26] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
// Phase 1: matrix 687 rows 420 cols
[2024-05-23 18:51:26] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2052 ms. (487 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 855 ms. (1168 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 18:51:29] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:51:29] [INFO ] Invariant cache hit.
[2024-05-23 18:51:29] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:51:29] [INFO ] [Real]Absence check using state equation in 135 ms returned sat
[2024-05-23 18:51:29] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:51:29] [INFO ] [Real]Added 75 Read/Feed constraints in 27 ms returned sat
[2024-05-23 18:51:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:51:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:51:30] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:51:30] [INFO ] [Nat]Added 75 Read/Feed constraints in 30 ms returned sat
[2024-05-23 18:51:30] [INFO ] Deduced a trap composed of 74 places in 196 ms of which 2 ms to minimize.
[2024-05-23 18:51:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 248 ms
[2024-05-23 18:51:30] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 353 transitions) in 61 ms.
[2024-05-23 18:51:30] [INFO ] Added : 8 causal constraints over 3 iterations in 254 ms. Result :sat
Minimization took 263 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 420 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 42 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 420/420 places, 1216/1216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 80 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
[2024-05-23 18:51:30] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:51:30] [INFO ] Invariant cache hit.
[2024-05-23 18:51:31] [INFO ] Implicit Places using invariants in 361 ms returned []
[2024-05-23 18:51:31] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:51:31] [INFO ] Invariant cache hit.
[2024-05-23 18:51:31] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:51:32] [INFO ] Implicit Places using invariants and state equation in 1258 ms returned []
Implicit Place search using SMT with State Equation took 1643 ms to find 0 implicit places.
[2024-05-23 18:51:32] [INFO ] Redundant transitions in 13 ms returned []
Running 1214 sub problems to find dead transitions.
[2024-05-23 18:51:32] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:51:32] [INFO ] Invariant cache hit.
[2024-05-23 18:51:32] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
[2024-05-23 18:51:48] [INFO ] Deduced a trap composed of 131 places in 176 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
SMT process timed out in 35013ms, After SMT, problems are : Problem set: 0 solved, 1214 unsolved
Search for dead transitions found 0 dead transitions in 35024ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36767 ms. Remains : 420/420 places, 1216/1216 transitions.
[2024-05-23 18:52:07] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
Found an invariant !
This invariant on transitions {244=1, 334=1, 660=1, 685=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 342=1, 668=1, 685=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[3] Max Struct:[+inf]
[2024-05-23 18:52:07] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:52:07] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[3] Max Struct:[+inf]
RANDOM walk for 1000002 steps (2 resets) in 2090 ms. (478 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 850 ms. (1175 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[499] Max Struct:[+inf]
[2024-05-23 18:52:10] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:52:10] [INFO ] Invariant cache hit.
[2024-05-23 18:52:10] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:52:11] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:52:11] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:52:11] [INFO ] [Real]Added 75 Read/Feed constraints in 39 ms returned sat
[2024-05-23 18:52:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:52:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:52:11] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 18:52:11] [INFO ] [Nat]Added 75 Read/Feed constraints in 46 ms returned sat
[2024-05-23 18:52:11] [INFO ] Deduced a trap composed of 113 places in 198 ms of which 2 ms to minimize.
[2024-05-23 18:52:11] [INFO ] Deduced a trap composed of 105 places in 200 ms of which 2 ms to minimize.
[2024-05-23 18:52:12] [INFO ] Deduced a trap composed of 103 places in 212 ms of which 3 ms to minimize.
[2024-05-23 18:52:12] [INFO ] Deduced a trap composed of 85 places in 193 ms of which 3 ms to minimize.
[2024-05-23 18:52:12] [INFO ] Deduced a trap composed of 76 places in 218 ms of which 3 ms to minimize.
[2024-05-23 18:52:12] [INFO ] Deduced a trap composed of 74 places in 187 ms of which 3 ms to minimize.
[2024-05-23 18:52:12] [INFO ] Deduced a trap composed of 71 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:52:13] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1592 ms
[2024-05-23 18:52:13] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 353 transitions) in 64 ms.
[2024-05-23 18:52:13] [INFO ] Added : 8 causal constraints over 2 iterations in 216 ms. Result :sat
Minimization took 284 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[499] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[499] Max Struct:[+inf]
Support contains 1 out of 420 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 42 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 420/420 places, 1216/1216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 42 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
[2024-05-23 18:52:15] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:52:15] [INFO ] Invariant cache hit.
[2024-05-23 18:52:15] [INFO ] Implicit Places using invariants in 344 ms returned []
[2024-05-23 18:52:15] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:52:15] [INFO ] Invariant cache hit.
[2024-05-23 18:52:15] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:52:16] [INFO ] Implicit Places using invariants and state equation in 1231 ms returned []
Implicit Place search using SMT with State Equation took 1610 ms to find 0 implicit places.
[2024-05-23 18:52:16] [INFO ] Redundant transitions in 13 ms returned []
Running 1214 sub problems to find dead transitions.
[2024-05-23 18:52:16] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:52:16] [INFO ] Invariant cache hit.
[2024-05-23 18:52:16] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
[2024-05-23 18:52:32] [INFO ] Deduced a trap composed of 131 places in 124 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
SMT process timed out in 34599ms, After SMT, problems are : Problem set: 0 solved, 1214 unsolved
Search for dead transitions found 0 dead transitions in 34609ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36285 ms. Remains : 420/420 places, 1216/1216 transitions.
[2024-05-23 18:52:51] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
Found an invariant !
This invariant on transitions {244=1, 334=1, 660=1, 685=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 342=1, 668=1, 685=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[499] Max Struct:[+inf]
[2024-05-23 18:52:51] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:52:51] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[499] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2073 ms. (482 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 874 ms. (1142 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[555] Max Struct:[+inf]
[2024-05-23 18:52:54] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:52:54] [INFO ] Invariant cache hit.
[2024-05-23 18:52:54] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:52:54] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2024-05-23 18:52:54] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:52:55] [INFO ] [Real]Added 75 Read/Feed constraints in 38 ms returned sat
[2024-05-23 18:52:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:52:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 18:52:55] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 18:52:55] [INFO ] [Nat]Added 75 Read/Feed constraints in 28 ms returned sat
[2024-05-23 18:52:55] [INFO ] Deduced a trap composed of 113 places in 225 ms of which 2 ms to minimize.
[2024-05-23 18:52:55] [INFO ] Deduced a trap composed of 105 places in 196 ms of which 3 ms to minimize.
[2024-05-23 18:52:55] [INFO ] Deduced a trap composed of 103 places in 198 ms of which 2 ms to minimize.
[2024-05-23 18:52:56] [INFO ] Deduced a trap composed of 85 places in 209 ms of which 3 ms to minimize.
[2024-05-23 18:52:56] [INFO ] Deduced a trap composed of 76 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:52:56] [INFO ] Deduced a trap composed of 74 places in 198 ms of which 3 ms to minimize.
[2024-05-23 18:52:56] [INFO ] Deduced a trap composed of 71 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:52:56] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1639 ms
[2024-05-23 18:52:57] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 353 transitions) in 73 ms.
[2024-05-23 18:52:57] [INFO ] Added : 8 causal constraints over 2 iterations in 228 ms. Result :sat
Minimization took 267 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[555] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[555] Max Struct:[+inf]
Support contains 1 out of 420 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 40 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 420/420 places, 1216/1216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 39 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
[2024-05-23 18:52:59] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:52:59] [INFO ] Invariant cache hit.
[2024-05-23 18:52:59] [INFO ] Implicit Places using invariants in 315 ms returned []
[2024-05-23 18:52:59] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:52:59] [INFO ] Invariant cache hit.
[2024-05-23 18:53:00] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:53:01] [INFO ] Implicit Places using invariants and state equation in 1280 ms returned []
Implicit Place search using SMT with State Equation took 1623 ms to find 0 implicit places.
[2024-05-23 18:53:01] [INFO ] Redundant transitions in 13 ms returned []
Running 1214 sub problems to find dead transitions.
[2024-05-23 18:53:01] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:53:01] [INFO ] Invariant cache hit.
[2024-05-23 18:53:01] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
[2024-05-23 18:53:16] [INFO ] Deduced a trap composed of 131 places in 136 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1107/1107 variables, and 424 constraints, problems are : Problem set: 0 solved, 1214 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1214/1214 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1214 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 3 (OVERLAPS) 687/1107 variables, 420/424 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1107 variables, 75/499 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1107 variables, 1214/1713 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1107/1107 variables, and 1713 constraints, problems are : Problem set: 0 solved, 1214 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1214/1214 constraints, Known Traps: 1/1 constraints]
After SMT, in 64600ms problems are : Problem set: 0 solved, 1214 unsolved
Search for dead transitions found 0 dead transitions in 64612ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66310 ms. Remains : 420/420 places, 1216/1216 transitions.
[2024-05-23 18:54:05] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
Found an invariant !
This invariant on transitions {244=1, 334=1, 660=1, 685=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 342=1, 668=1, 685=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[555] Max Struct:[+inf]
[2024-05-23 18:54:06] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:54:06] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[555] Max Struct:[+inf]
RANDOM walk for 1000004 steps (2 resets) in 2049 ms. (487 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 862 ms. (1158 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[555] Max Struct:[+inf]
[2024-05-23 18:54:09] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:54:09] [INFO ] Invariant cache hit.
[2024-05-23 18:54:09] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:54:09] [INFO ] [Real]Absence check using state equation in 134 ms returned sat
[2024-05-23 18:54:09] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:54:09] [INFO ] [Real]Added 75 Read/Feed constraints in 37 ms returned sat
[2024-05-23 18:54:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:54:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:54:09] [INFO ] [Nat]Absence check using state equation in 129 ms returned sat
[2024-05-23 18:54:09] [INFO ] [Nat]Added 75 Read/Feed constraints in 21 ms returned sat
[2024-05-23 18:54:09] [INFO ] Deduced a trap composed of 113 places in 180 ms of which 3 ms to minimize.
[2024-05-23 18:54:09] [INFO ] Deduced a trap composed of 105 places in 194 ms of which 3 ms to minimize.
[2024-05-23 18:54:10] [INFO ] Deduced a trap composed of 103 places in 191 ms of which 3 ms to minimize.
[2024-05-23 18:54:10] [INFO ] Deduced a trap composed of 85 places in 195 ms of which 3 ms to minimize.
[2024-05-23 18:54:10] [INFO ] Deduced a trap composed of 76 places in 210 ms of which 3 ms to minimize.
[2024-05-23 18:54:10] [INFO ] Deduced a trap composed of 74 places in 191 ms of which 3 ms to minimize.
[2024-05-23 18:54:11] [INFO ] Deduced a trap composed of 71 places in 187 ms of which 3 ms to minimize.
[2024-05-23 18:54:11] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1544 ms
[2024-05-23 18:54:11] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 353 transitions) in 73 ms.
[2024-05-23 18:54:11] [INFO ] Added : 8 causal constraints over 2 iterations in 224 ms. Result :sat
Minimization took 262 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[555] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[555] Max Struct:[+inf]
Support contains 1 out of 420 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 42 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 420/420 places, 1216/1216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 42 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
[2024-05-23 18:54:13] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:54:13] [INFO ] Invariant cache hit.
[2024-05-23 18:54:13] [INFO ] Implicit Places using invariants in 324 ms returned []
[2024-05-23 18:54:13] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:54:13] [INFO ] Invariant cache hit.
[2024-05-23 18:54:14] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:54:15] [INFO ] Implicit Places using invariants and state equation in 1213 ms returned []
Implicit Place search using SMT with State Equation took 1556 ms to find 0 implicit places.
[2024-05-23 18:54:15] [INFO ] Redundant transitions in 13 ms returned []
Running 1214 sub problems to find dead transitions.
[2024-05-23 18:54:15] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:54:15] [INFO ] Invariant cache hit.
[2024-05-23 18:54:15] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
[2024-05-23 18:54:31] [INFO ] Deduced a trap composed of 131 places in 120 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
SMT process timed out in 34481ms, After SMT, problems are : Problem set: 0 solved, 1214 unsolved
Search for dead transitions found 0 dead transitions in 34493ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36117 ms. Remains : 420/420 places, 1216/1216 transitions.
[2024-05-23 18:54:49] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
Found an invariant !
This invariant on transitions {244=1, 334=1, 660=1, 685=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 2 ms.
This minimized invariant on transitions {252=1, 342=1, 668=1, 685=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[555] Max Struct:[+inf]
RANDOM walk for 40003 steps (8 resets) in 176 ms. (226 steps per ms) remains 1/1 properties
[2024-05-23 18:54:50] [INFO ] Flatten gal took : 51 ms
BEST_FIRST walk for 40004 steps (8 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
[2024-05-23 18:54:50] [INFO ] Flatten gal took : 32 ms
[2024-05-23 18:54:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12478976154222733207.gal : 21 ms
[2024-05-23 18:54:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4905148483084793282.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12478976154222733207.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4905148483084793282.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality4905148483084793282.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 438042 steps, run timeout after 3001 ms. (steps per millisecond=145 ) properties seen :0 out of 1
Probabilistic random walk after 438042 steps, saw 268607 distinct states, run finished after 3002 ms. (steps per millisecond=145 ) properties seen :0
[2024-05-23 18:54:53] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:54:53] [INFO ] Invariant cache hit.
[2024-05-23 18:54:53] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/13 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 352/365 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/372 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/372 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/372 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 605/977 variables, 337/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/977 variables, 74/429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/977 variables, 0/429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1039 variables, 1/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1039 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 68/1107 variables, 68/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1107 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1107 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1107/1107 variables, and 498 constraints, problems are : Problem set: 0 solved, 1 unsolved in 716 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/13 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 352/365 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/365 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 7/372 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/372 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/372 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 605/977 variables, 337/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/977 variables, 74/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/977 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1039 variables, 1/431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1039 variables, 0/431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 68/1107 variables, 68/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1107 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1107 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1107/1107 variables, and 499 constraints, problems are : Problem set: 0 solved, 1 unsolved in 484 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1227ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2858 ms.
Support contains 1 out of 420 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 76 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 420/420 places, 1216/1216 transitions.
RANDOM walk for 40001 steps (8 resets) in 160 ms. (248 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.24464e+06 after 3.74714e+10
Interrupted probabilistic random walk after 478660 steps, run timeout after 3001 ms. (steps per millisecond=159 ) properties seen :0 out of 1
Probabilistic random walk after 478660 steps, saw 293504 distinct states, run finished after 3003 ms. (steps per millisecond=159 ) properties seen :0
[2024-05-23 18:55:00] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:55:00] [INFO ] Invariant cache hit.
[2024-05-23 18:55:00] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/13 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 352/365 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/372 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/372 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/372 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 605/977 variables, 337/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/977 variables, 74/429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/977 variables, 0/429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1039 variables, 1/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1039 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 68/1107 variables, 68/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1107 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1107 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1107/1107 variables, and 498 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1094 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/13 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 352/365 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/365 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 7/372 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/372 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/372 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 605/977 variables, 337/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/977 variables, 74/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/977 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1039 variables, 1/431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1039 variables, 0/431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 68/1107 variables, 68/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1107 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1107 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1107/1107 variables, and 499 constraints, problems are : Problem set: 0 solved, 1 unsolved in 449 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1591ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 3464 ms.
Support contains 1 out of 420 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 40 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 420/420 places, 1216/1216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 72 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
[2024-05-23 18:55:05] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:55:05] [INFO ] Invariant cache hit.
[2024-05-23 18:55:06] [INFO ] Implicit Places using invariants in 741 ms returned []
[2024-05-23 18:55:06] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:55:06] [INFO ] Invariant cache hit.
[2024-05-23 18:55:06] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:55:08] [INFO ] Implicit Places using invariants and state equation in 2234 ms returned []
Implicit Place search using SMT with State Equation took 2988 ms to find 0 implicit places.
[2024-05-23 18:55:08] [INFO ] Redundant transitions in 13 ms returned []
Running 1214 sub problems to find dead transitions.
[2024-05-23 18:55:08] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2024-05-23 18:55:08] [INFO ] Invariant cache hit.
[2024-05-23 18:55:08] [INFO ] State equation strengthened by 75 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80647e+17
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
[2024-05-23 18:55:34] [INFO ] Deduced a trap composed of 131 places in 174 ms of which 4 ms to minimize.
Detected timeout of ITS tools.
[2024-05-23 18:55:40] [INFO ] Flatten gal took : 31 ms
[2024-05-23 18:55:40] [INFO ] Applying decomposition
[2024-05-23 18:55:40] [INFO ] Flatten gal took : 46 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph524411727855482656.txt' '-o' '/tmp/graph524411727855482656.bin' '-w' '/tmp/graph524411727855482656.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph524411727855482656.bin' '-l' '-1' '-v' '-w' '/tmp/graph524411727855482656.weights' '-q' '0' '-e' '0.001'
[2024-05-23 18:55:40] [INFO ] Decomposing Gal with order
[2024-05-23 18:55:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 18:55:40] [INFO ] Removed a total of 2081 redundant transitions.
[2024-05-23 18:55:40] [INFO ] Flatten gal took : 109 ms
[2024-05-23 18:55:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 913 labels/synchronizations in 98 ms.
[2024-05-23 18:55:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17240770049899817023.gal : 7 ms
[2024-05-23 18:55:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality136701008392025687.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17240770049899817023.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality136701008392025687.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality136701008392025687.prop.
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 420/1107 variables, and 4 constraints, problems are : Problem set: 0 solved, 1214 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/420 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1214/1214 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1214 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 3 (OVERLAPS) 687/1107 variables, 420/424 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1107 variables, 75/499 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1107 variables, 1214/1713 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1107/1107 variables, and 1713 constraints, problems are : Problem set: 0 solved, 1214 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1214/1214 constraints, Known Traps: 1/1 constraints]
After SMT, in 66803ms problems are : Problem set: 0 solved, 1214 unsolved
Search for dead transitions found 0 dead transitions in 66814ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69906 ms. Remains : 420/420 places, 1216/1216 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 529 transitions
Reduce isomorphic transitions removed 529 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 539 rules applied. Total rules applied 539 place count 420 transition count 677
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 549 place count 410 transition count 677
Performed 72 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 72 Pre rules applied. Total rules applied 549 place count 410 transition count 605
Deduced a syphon composed of 72 places in 0 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 693 place count 338 transition count 605
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 2 with 254 rules applied. Total rules applied 947 place count 211 transition count 478
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1011 place count 147 transition count 350
Iterating global reduction 2 with 64 rules applied. Total rules applied 1075 place count 147 transition count 350
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 1077 place count 147 transition count 348
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1140 place count 84 transition count 222
Iterating global reduction 3 with 63 rules applied. Total rules applied 1203 place count 84 transition count 222
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1266 place count 21 transition count 96
Iterating global reduction 3 with 63 rules applied. Total rules applied 1329 place count 21 transition count 96
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1392 place count 21 transition count 33
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1392 place count 21 transition count 32
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1394 place count 20 transition count 32
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1396 place count 19 transition count 31
Applied a total of 1396 rules in 48 ms. Remains 19 /420 variables (removed 401) and now considering 31/1216 (removed 1185) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 31 rows 19 cols
[2024-05-23 18:56:15] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 18:56:15] [INFO ] [Real]Absence check using 3 positive place invariants in 17 ms returned sat
[2024-05-23 18:56:15] [INFO ] After 178ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 18:56:15] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 18:56:15] [INFO ] After 66ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 18:56:15] [INFO ] After 378ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 18:56:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 18:56:15] [INFO ] After 7ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 18:56:15] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 18:56:15] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 18:56:15] [INFO ] After 55ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 18:56:15] [INFO ] Flatten gal took : 0 ms
[2024-05-23 18:56:15] [INFO ] Flatten gal took : 0 ms
[2024-05-23 18:56:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18025577100517038678.gal : 0 ms
[2024-05-23 18:56:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15326394732773087459.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18025577100517038678.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15326394732773087459.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality15326394732773087459.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 126
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :126 after 2674
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :2674 after 37587
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :37587 after 1.56351e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.56351e+06 after 4.63928e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :4.63928e+06 after 1.07789e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.07789e+07 after 2.30461e+07
Detected timeout of ITS tools.
Detected timeout of ITS tools.
[2024-05-23 18:56:31] [INFO ] Flatten gal took : 1 ms
[2024-05-23 18:56:31] [INFO ] Applying decomposition
[2024-05-23 18:56:31] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph14328984818862962077.txt' '-o' '/tmp/graph14328984818862962077.bin' '-w' '/tmp/graph14328984818862962077.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph14328984818862962077.bin' '-l' '-1' '-v' '-w' '/tmp/graph14328984818862962077.weights' '-q' '0' '-e' '0.001'
[2024-05-23 18:56:31] [INFO ] Decomposing Gal with order
[2024-05-23 18:56:31] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 18:56:31] [INFO ] Removed a total of 30 redundant transitions.
[2024-05-23 18:56:31] [INFO ] Flatten gal took : 2 ms
[2024-05-23 18:56:31] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2024-05-23 18:56:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8149205675330445712.gal : 10 ms
[2024-05-23 18:56:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13028195355184629400.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8149205675330445712.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13028195355184629400.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality13028195355184629400.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 126
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30611 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[555] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c032-UpperBounds-07 in 320923 ms.
Starting property specific reduction for FunctionPointer-PT-c032-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 18:56:46] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
// Phase 1: matrix 747 rows 455 cols
[2024-05-23 18:56:46] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 25 ms. (384 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 18:56:46] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 18:56:46] [INFO ] Invariant cache hit.
[2024-05-23 18:56:46] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:56:46] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2024-05-23 18:56:46] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 18:56:46] [INFO ] [Real]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 18:56:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:56:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:56:46] [INFO ] [Nat]Absence check using state equation in 133 ms returned sat
[2024-05-23 18:56:46] [INFO ] [Nat]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 18:56:46] [INFO ] Deduced a trap composed of 169 places in 219 ms of which 3 ms to minimize.
[2024-05-23 18:56:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 269 ms
[2024-05-23 18:56:46] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 60 ms.
[2024-05-23 18:56:47] [INFO ] Added : 9 causal constraints over 3 iterations in 249 ms. Result :sat
Minimization took 254 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[+inf]
Support contains 1 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Graph (complete) has 2223 edges and 455 vertex of which 452 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 452 transition count 1292
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 11 place count 447 transition count 1280
Iterating global reduction 1 with 5 rules applied. Total rules applied 16 place count 447 transition count 1280
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 22 place count 447 transition count 1274
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 27 place count 442 transition count 1262
Iterating global reduction 2 with 5 rules applied. Total rules applied 32 place count 442 transition count 1262
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 36 place count 438 transition count 1254
Iterating global reduction 2 with 4 rules applied. Total rules applied 40 place count 438 transition count 1254
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 43 place count 435 transition count 1246
Iterating global reduction 2 with 3 rules applied. Total rules applied 46 place count 435 transition count 1246
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 49 place count 432 transition count 1240
Iterating global reduction 2 with 3 rules applied. Total rules applied 52 place count 432 transition count 1240
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 55 place count 429 transition count 1234
Iterating global reduction 2 with 3 rules applied. Total rules applied 58 place count 429 transition count 1234
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 61 place count 426 transition count 1228
Iterating global reduction 2 with 3 rules applied. Total rules applied 64 place count 426 transition count 1228
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 66 place count 424 transition count 1224
Iterating global reduction 2 with 2 rules applied. Total rules applied 68 place count 424 transition count 1224
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 69 place count 423 transition count 1222
Iterating global reduction 2 with 1 rules applied. Total rules applied 70 place count 423 transition count 1222
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 71 place count 422 transition count 1220
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 422 transition count 1220
Applied a total of 72 rules in 117 ms. Remains 422 /455 variables (removed 33) and now considering 1220/1297 (removed 77) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 118 ms. Remains : 422/455 places, 1220/1297 transitions.
[2024-05-23 18:56:47] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 18:56:47] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
// Phase 1: matrix 689 rows 422 cols
[2024-05-23 18:56:47] [INFO ] Computed 3 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1985 ms. (503 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 839 ms. (1190 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[208] Max Struct:[+inf]
[2024-05-23 18:56:50] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:56:50] [INFO ] Invariant cache hit.
[2024-05-23 18:56:50] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:56:50] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2024-05-23 18:56:50] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:56:51] [INFO ] [Real]Added 75 Read/Feed constraints in 34 ms returned sat
[2024-05-23 18:56:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:56:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-23 18:56:51] [INFO ] [Nat]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:56:51] [INFO ] [Nat]Added 75 Read/Feed constraints in 26 ms returned sat
[2024-05-23 18:56:51] [INFO ] Deduced a trap composed of 113 places in 191 ms of which 3 ms to minimize.
[2024-05-23 18:56:51] [INFO ] Deduced a trap composed of 109 places in 196 ms of which 3 ms to minimize.
[2024-05-23 18:56:51] [INFO ] Deduced a trap composed of 87 places in 190 ms of which 2 ms to minimize.
[2024-05-23 18:56:52] [INFO ] Deduced a trap composed of 85 places in 190 ms of which 3 ms to minimize.
[2024-05-23 18:56:52] [INFO ] Deduced a trap composed of 76 places in 191 ms of which 2 ms to minimize.
[2024-05-23 18:56:52] [INFO ] Deduced a trap composed of 73 places in 211 ms of which 3 ms to minimize.
[2024-05-23 18:56:52] [INFO ] Deduced a trap composed of 71 places in 198 ms of which 3 ms to minimize.
[2024-05-23 18:56:53] [INFO ] Deduced a trap composed of 70 places in 209 ms of which 3 ms to minimize.
[2024-05-23 18:56:53] [INFO ] Deduced a trap composed of 71 places in 216 ms of which 3 ms to minimize.
[2024-05-23 18:56:53] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 2044 ms
[2024-05-23 18:56:53] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 58 ms.
[2024-05-23 18:56:53] [INFO ] Added : 12 causal constraints over 4 iterations in 283 ms. Result :sat
Minimization took 255 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[208] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[208] Max Struct:[+inf]
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 41 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 41 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 18:56:55] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:56:55] [INFO ] Invariant cache hit.
[2024-05-23 18:56:55] [INFO ] Implicit Places using invariants in 367 ms returned []
[2024-05-23 18:56:55] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:56:55] [INFO ] Invariant cache hit.
[2024-05-23 18:56:55] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:56:57] [INFO ] Implicit Places using invariants and state equation in 1974 ms returned []
Implicit Place search using SMT with State Equation took 2364 ms to find 0 implicit places.
[2024-05-23 18:56:57] [INFO ] Redundant transitions in 14 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 18:56:57] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:56:57] [INFO ] Invariant cache hit.
[2024-05-23 18:56:57] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
[2024-05-23 18:57:12] [INFO ] Deduced a trap composed of 131 places in 154 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (OVERLAPS) 689/1111 variables, 422/426 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
SMT process timed out in 34884ms, After SMT, problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 34894ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37321 ms. Remains : 422/422 places, 1220/1220 transitions.
[2024-05-23 18:57:32] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[208] Max Struct:[+inf]
[2024-05-23 18:57:32] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:57:32] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[208] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2064 ms. (484 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 917 ms. (1089 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[221] Max Struct:[+inf]
[2024-05-23 18:57:35] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:57:35] [INFO ] Invariant cache hit.
[2024-05-23 18:57:35] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:57:35] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:57:35] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:57:35] [INFO ] [Real]Added 75 Read/Feed constraints in 32 ms returned sat
[2024-05-23 18:57:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:57:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:57:36] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 18:57:36] [INFO ] [Nat]Added 75 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:57:36] [INFO ] Deduced a trap composed of 113 places in 195 ms of which 3 ms to minimize.
[2024-05-23 18:57:36] [INFO ] Deduced a trap composed of 109 places in 200 ms of which 3 ms to minimize.
[2024-05-23 18:57:36] [INFO ] Deduced a trap composed of 87 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:57:37] [INFO ] Deduced a trap composed of 85 places in 205 ms of which 3 ms to minimize.
[2024-05-23 18:57:37] [INFO ] Deduced a trap composed of 76 places in 203 ms of which 3 ms to minimize.
[2024-05-23 18:57:37] [INFO ] Deduced a trap composed of 73 places in 204 ms of which 2 ms to minimize.
[2024-05-23 18:57:37] [INFO ] Deduced a trap composed of 71 places in 189 ms of which 2 ms to minimize.
[2024-05-23 18:57:37] [INFO ] Deduced a trap composed of 70 places in 204 ms of which 3 ms to minimize.
[2024-05-23 18:57:38] [INFO ] Deduced a trap composed of 71 places in 218 ms of which 3 ms to minimize.
[2024-05-23 18:57:38] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 2046 ms
[2024-05-23 18:57:38] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 91 ms.
[2024-05-23 18:57:38] [INFO ] Added : 12 causal constraints over 4 iterations in 335 ms. Result :sat
Minimization took 260 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[221] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[221] Max Struct:[+inf]
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 40 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 64 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 18:57:40] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:57:40] [INFO ] Invariant cache hit.
[2024-05-23 18:57:40] [INFO ] Implicit Places using invariants in 421 ms returned []
[2024-05-23 18:57:40] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:57:40] [INFO ] Invariant cache hit.
[2024-05-23 18:57:40] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:57:42] [INFO ] Implicit Places using invariants and state equation in 1939 ms returned []
Implicit Place search using SMT with State Equation took 2376 ms to find 0 implicit places.
[2024-05-23 18:57:42] [INFO ] Redundant transitions in 18 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 18:57:42] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:57:42] [INFO ] Invariant cache hit.
[2024-05-23 18:57:42] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
[2024-05-23 18:57:58] [INFO ] Deduced a trap composed of 131 places in 153 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (OVERLAPS) 689/1111 variables, 422/426 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
SMT process timed out in 34839ms, After SMT, problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 34850ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37349 ms. Remains : 422/422 places, 1220/1220 transitions.
[2024-05-23 18:58:17] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[221] Max Struct:[+inf]
[2024-05-23 18:58:17] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:58:17] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[221] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2018 ms. (495 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 800 ms. (1248 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[221] Max Struct:[+inf]
[2024-05-23 18:58:20] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:58:20] [INFO ] Invariant cache hit.
[2024-05-23 18:58:20] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:58:20] [INFO ] [Real]Absence check using state equation in 182 ms returned sat
[2024-05-23 18:58:20] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:58:20] [INFO ] [Real]Added 75 Read/Feed constraints in 34 ms returned sat
[2024-05-23 18:58:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 18:58:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 18:58:21] [INFO ] [Nat]Absence check using state equation in 136 ms returned sat
[2024-05-23 18:58:21] [INFO ] [Nat]Added 75 Read/Feed constraints in 25 ms returned sat
[2024-05-23 18:58:21] [INFO ] Deduced a trap composed of 113 places in 205 ms of which 2 ms to minimize.
[2024-05-23 18:58:21] [INFO ] Deduced a trap composed of 109 places in 201 ms of which 3 ms to minimize.
[2024-05-23 18:58:21] [INFO ] Deduced a trap composed of 87 places in 223 ms of which 2 ms to minimize.
[2024-05-23 18:58:22] [INFO ] Deduced a trap composed of 85 places in 193 ms of which 3 ms to minimize.
[2024-05-23 18:58:22] [INFO ] Deduced a trap composed of 76 places in 185 ms of which 3 ms to minimize.
[2024-05-23 18:58:22] [INFO ] Deduced a trap composed of 73 places in 205 ms of which 3 ms to minimize.
[2024-05-23 18:58:22] [INFO ] Deduced a trap composed of 71 places in 192 ms of which 2 ms to minimize.
[2024-05-23 18:58:23] [INFO ] Deduced a trap composed of 70 places in 178 ms of which 3 ms to minimize.
[2024-05-23 18:58:23] [INFO ] Deduced a trap composed of 71 places in 190 ms of which 2 ms to minimize.
[2024-05-23 18:58:23] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 1992 ms
[2024-05-23 18:58:23] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 72 ms.
[2024-05-23 18:58:23] [INFO ] Added : 12 causal constraints over 4 iterations in 308 ms. Result :sat
Minimization took 260 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[221] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[221] Max Struct:[+inf]
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 40 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 40 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 18:58:25] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:58:25] [INFO ] Invariant cache hit.
[2024-05-23 18:58:25] [INFO ] Implicit Places using invariants in 303 ms returned []
[2024-05-23 18:58:25] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:58:25] [INFO ] Invariant cache hit.
[2024-05-23 18:58:25] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:58:27] [INFO ] Implicit Places using invariants and state equation in 2035 ms returned []
Implicit Place search using SMT with State Equation took 2382 ms to find 0 implicit places.
[2024-05-23 18:58:27] [INFO ] Redundant transitions in 13 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 18:58:27] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:58:27] [INFO ] Invariant cache hit.
[2024-05-23 18:58:27] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
[2024-05-23 18:58:43] [INFO ] Deduced a trap composed of 131 places in 123 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (OVERLAPS) 689/1111 variables, 422/426 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
SMT process timed out in 35042ms, After SMT, problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 35058ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37499 ms. Remains : 422/422 places, 1220/1220 transitions.
[2024-05-23 18:59:02] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[221] Max Struct:[+inf]
[2024-05-23 18:59:02] [INFO ] Flatten gal took : 44 ms
[2024-05-23 18:59:02] [INFO ] Flatten gal took : 26 ms
[2024-05-23 18:59:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11866049874326201083.gal : 5 ms
[2024-05-23 18:59:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17472556271834862226.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11866049874326201083.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17472556271834862226.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40002 steps (8 resets) in 174 ms. (228 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality17472556271834862226.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 485198 steps, run timeout after 3001 ms. (steps per millisecond=161 ) properties seen :0 out of 1
Probabilistic random walk after 485198 steps, saw 297511 distinct states, run finished after 3001 ms. (steps per millisecond=161 ) properties seen :0
[2024-05-23 18:59:06] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:59:06] [INFO ] Invariant cache hit.
[2024-05-23 18:59:06] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 7/384 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/384 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 600/984 variables, 335/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/984 variables, 73/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/1046 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1046 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 65/1111 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 469 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/377 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 7/384 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/384 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 600/984 variables, 335/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 73/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/984 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/1046 variables, 1/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1046 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 65/1111 variables, 66/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 501 constraints, problems are : Problem set: 0 solved, 1 unsolved in 477 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 985ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1721 ms.
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 40 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 422/422 places, 1220/1220 transitions.
RANDOM walk for 40003 steps (8 resets) in 262 ms. (152 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.24464e+06 after 3.74714e+10
Interrupted probabilistic random walk after 470414 steps, run timeout after 3001 ms. (steps per millisecond=156 ) properties seen :0 out of 1
Probabilistic random walk after 470414 steps, saw 288449 distinct states, run finished after 3001 ms. (steps per millisecond=156 ) properties seen :0
[2024-05-23 18:59:11] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:59:11] [INFO ] Invariant cache hit.
[2024-05-23 18:59:11] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 7/384 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/384 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 600/984 variables, 335/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/984 variables, 73/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/1046 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1046 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 65/1111 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1443 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/377 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 7/384 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/384 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 600/984 variables, 335/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 73/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/984 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/1046 variables, 1/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1046 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 65/1111 variables, 66/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 501 constraints, problems are : Problem set: 0 solved, 1 unsolved in 505 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1993ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1716 ms.
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 49 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 54 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 18:59:15] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:59:15] [INFO ] Invariant cache hit.
[2024-05-23 18:59:16] [INFO ] Implicit Places using invariants in 695 ms returned []
[2024-05-23 18:59:16] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:59:16] [INFO ] Invariant cache hit.
[2024-05-23 18:59:16] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 18:59:20] [INFO ] Implicit Places using invariants and state equation in 3667 ms returned []
Implicit Place search using SMT with State Equation took 4388 ms to find 0 implicit places.
[2024-05-23 18:59:20] [INFO ] Redundant transitions in 16 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 18:59:20] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 18:59:20] [INFO ] Invariant cache hit.
[2024-05-23 18:59:20] [INFO ] State equation strengthened by 75 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80647e+17
Detected timeout of ITS tools.
[2024-05-23 18:59:53] [INFO ] Flatten gal took : 25 ms
[2024-05-23 18:59:53] [INFO ] Applying decomposition
[2024-05-23 18:59:53] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph1925335584432706404.txt' '-o' '/tmp/graph1925335584432706404.bin' '-w' '/tmp/graph1925335584432706404.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph1925335584432706404.bin' '-l' '-1' '-v' '-w' '/tmp/graph1925335584432706404.weights' '-q' '0' '-e' '0.001'
[2024-05-23 18:59:53] [INFO ] Decomposing Gal with order
[2024-05-23 18:59:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 18:59:53] [INFO ] Removed a total of 2088 redundant transitions.
[2024-05-23 18:59:53] [INFO ] Flatten gal took : 94 ms
[2024-05-23 18:59:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 877 labels/synchronizations in 61 ms.
[2024-05-23 18:59:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality626111692733888292.gal : 21 ms
[2024-05-23 18:59:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4008309109332419905.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality626111692733888292.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4008309109332419905.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/ReachabilityCardinality4008309109332419905.prop.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 422/1111 variables, and 3 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/422 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
[2024-05-23 19:00:13] [INFO ] Deduced a trap composed of 131 places in 233 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 422/1111 variables, and 4 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30062 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/422 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 0/1218 constraints, Known Traps: 1/1 constraints]
After SMT, in 67434ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 67446ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71944 ms. Remains : 422/422 places, 1220/1220 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 531 transitions
Reduce isomorphic transitions removed 531 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 541 rules applied. Total rules applied 541 place count 422 transition count 679
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 551 place count 412 transition count 679
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 551 place count 412 transition count 606
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 697 place count 339 transition count 606
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 2 with 254 rules applied. Total rules applied 951 place count 212 transition count 479
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1015 place count 148 transition count 351
Iterating global reduction 2 with 64 rules applied. Total rules applied 1079 place count 148 transition count 351
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1080 place count 148 transition count 350
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1143 place count 85 transition count 224
Iterating global reduction 3 with 63 rules applied. Total rules applied 1206 place count 85 transition count 224
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1269 place count 22 transition count 98
Iterating global reduction 3 with 63 rules applied. Total rules applied 1332 place count 22 transition count 98
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1395 place count 22 transition count 35
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1395 place count 22 transition count 34
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1397 place count 21 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1399 place count 20 transition count 33
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1401 place count 19 transition count 33
Applied a total of 1401 rules in 22 ms. Remains 19 /422 variables (removed 403) and now considering 33/1220 (removed 1187) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 33 rows 19 cols
[2024-05-23 19:00:27] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 19:00:27] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 19:00:27] [INFO ] After 12ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 19:00:27] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 19:00:27] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 19:00:27] [INFO ] After 62ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 19:00:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 19:00:27] [INFO ] After 12ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 19:00:27] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 19:00:27] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 19:00:27] [INFO ] After 68ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 19:00:27] [INFO ] Flatten gal took : 1 ms
[2024-05-23 19:00:27] [INFO ] Flatten gal took : 1 ms
[2024-05-23 19:00:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8191095743419974840.gal : 14 ms
[2024-05-23 19:00:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7775596001365782451.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8191095743419974840.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7775596001365782451.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality7775596001365782451.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 126
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :126 after 6339
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :6339 after 426547
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :426547 after 1.19848e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.19848e+06 after 2.73637e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.73637e+06 after 5.80616e+06
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :5.80616e+06 after 1.19398e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.19398e+07 after 2.4201e+07
Detected timeout of ITS tools.
[2024-05-23 19:00:42] [INFO ] Flatten gal took : 1 ms
[2024-05-23 19:00:42] [INFO ] Applying decomposition
[2024-05-23 19:00:42] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph983410239141235175.txt' '-o' '/tmp/graph983410239141235175.bin' '-w' '/tmp/graph983410239141235175.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph983410239141235175.bin' '-l' '-1' '-v' '-w' '/tmp/graph983410239141235175.weights' '-q' '0' '-e' '0.001'
[2024-05-23 19:00:42] [INFO ] Decomposing Gal with order
[2024-05-23 19:00:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 19:00:42] [INFO ] Removed a total of 36 redundant transitions.
[2024-05-23 19:00:42] [INFO ] Flatten gal took : 2 ms
[2024-05-23 19:00:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 1 ms.
[2024-05-23 19:00:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10673888607852094077.gal : 0 ms
[2024-05-23 19:00:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16609793198927496908.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10673888607852094077.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16609793198927496908.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality16609793198927496908.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 126
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :126 after 9696
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30338 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[221] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c032-UpperBounds-10 in 251939 ms.
Starting property specific reduction for FunctionPointer-PT-c032-UpperBounds-11
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 19:00:58] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
// Phase 1: matrix 747 rows 455 cols
[2024-05-23 19:00:58] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 22 ms. (434 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 19:00:58] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 19:00:58] [INFO ] Invariant cache hit.
[2024-05-23 19:00:58] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:00:58] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2024-05-23 19:00:58] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:00:58] [INFO ] [Real]Added 91 Read/Feed constraints in 25 ms returned sat
[2024-05-23 19:00:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:00:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:00:58] [INFO ] [Nat]Absence check using state equation in 156 ms returned sat
[2024-05-23 19:00:58] [INFO ] [Nat]Added 91 Read/Feed constraints in 22 ms returned sat
[2024-05-23 19:00:58] [INFO ] Deduced a trap composed of 84 places in 231 ms of which 3 ms to minimize.
[2024-05-23 19:00:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 278 ms
[2024-05-23 19:00:58] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 69 ms.
[2024-05-23 19:00:59] [INFO ] Added : 2 causal constraints over 1 iterations in 168 ms. Result :sat
Minimization took 282 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[+inf]
Support contains 1 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 449 transition count 1281
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 449 transition count 1281
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 16 place count 449 transition count 1277
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 22 place count 443 transition count 1263
Iterating global reduction 1 with 6 rules applied. Total rules applied 28 place count 443 transition count 1263
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 33 place count 438 transition count 1251
Iterating global reduction 1 with 5 rules applied. Total rules applied 38 place count 438 transition count 1251
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 42 place count 434 transition count 1241
Iterating global reduction 1 with 4 rules applied. Total rules applied 46 place count 434 transition count 1241
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 50 place count 430 transition count 1233
Iterating global reduction 1 with 4 rules applied. Total rules applied 54 place count 430 transition count 1233
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 58 place count 426 transition count 1225
Iterating global reduction 1 with 4 rules applied. Total rules applied 62 place count 426 transition count 1225
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 66 place count 422 transition count 1217
Iterating global reduction 1 with 4 rules applied. Total rules applied 70 place count 422 transition count 1217
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 73 place count 419 transition count 1211
Iterating global reduction 1 with 3 rules applied. Total rules applied 76 place count 419 transition count 1211
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 78 place count 417 transition count 1207
Iterating global reduction 1 with 2 rules applied. Total rules applied 80 place count 417 transition count 1207
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 81 place count 416 transition count 1205
Iterating global reduction 1 with 1 rules applied. Total rules applied 82 place count 416 transition count 1205
Applied a total of 82 rules in 114 ms. Remains 416 /455 variables (removed 39) and now considering 1205/1297 (removed 92) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 416/455 places, 1205/1297 transitions.
[2024-05-23 19:00:59] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {219=1, 303=1, 501=1, 675=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {256=1, 340=1, 666=1, 678=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[3] Max Struct:[+inf]
[2024-05-23 19:00:59] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
// Phase 1: matrix 680 rows 416 cols
[2024-05-23 19:00:59] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[3] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 2081 ms. (480 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 847 ms. (1179 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[29] Max Struct:[+inf]
[2024-05-23 19:01:02] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 19:01:02] [INFO ] Invariant cache hit.
[2024-05-23 19:01:02] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:01:02] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 19:01:02] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:01:03] [INFO ] [Real]Added 75 Read/Feed constraints in 37 ms returned sat
[2024-05-23 19:01:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:01:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:01:03] [INFO ] [Nat]Absence check using state equation in 132 ms returned sat
[2024-05-23 19:01:03] [INFO ] [Nat]Added 75 Read/Feed constraints in 45 ms returned sat
[2024-05-23 19:01:03] [INFO ] Deduced a trap composed of 69 places in 189 ms of which 3 ms to minimize.
[2024-05-23 19:01:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 225 ms
[2024-05-23 19:01:03] [INFO ] Computed and/alt/rep : 333/1252/331 causal constraints (skipped 347 transitions) in 58 ms.
[2024-05-23 19:01:03] [INFO ] Added : 5 causal constraints over 2 iterations in 197 ms. Result :sat
Minimization took 270 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[29] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[32] Max Struct:[+inf]
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1205/1205 transitions.
Applied a total of 0 rules in 53 ms. Remains 416 /416 variables (removed 0) and now considering 1205/1205 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 416/416 places, 1205/1205 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1205/1205 transitions.
Applied a total of 0 rules in 48 ms. Remains 416 /416 variables (removed 0) and now considering 1205/1205 (removed 0) transitions.
[2024-05-23 19:01:04] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 19:01:04] [INFO ] Invariant cache hit.
[2024-05-23 19:01:04] [INFO ] Implicit Places using invariants in 325 ms returned []
[2024-05-23 19:01:04] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 19:01:04] [INFO ] Invariant cache hit.
[2024-05-23 19:01:04] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:01:06] [INFO ] Implicit Places using invariants and state equation in 1709 ms returned []
Implicit Place search using SMT with State Equation took 2066 ms to find 0 implicit places.
[2024-05-23 19:01:06] [INFO ] Redundant transitions in 14 ms returned []
Running 1203 sub problems to find dead transitions.
[2024-05-23 19:01:06] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 19:01:06] [INFO ] Invariant cache hit.
[2024-05-23 19:01:06] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
[2024-05-23 19:01:21] [INFO ] Deduced a trap composed of 131 places in 122 ms of which 1 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/416 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
SMT process timed out in 34570ms, After SMT, problems are : Problem set: 0 solved, 1203 unsolved
Search for dead transitions found 0 dead transitions in 34581ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36719 ms. Remains : 416/416 places, 1205/1205 transitions.
[2024-05-23 19:01:40] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {219=1, 303=1, 501=1, 675=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {256=1, 340=1, 666=1, 678=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[32] Max Struct:[+inf]
[2024-05-23 19:01:41] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 19:01:41] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[32] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1989 ms. (502 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 872 ms. (1145 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[32] Max Struct:[+inf]
[2024-05-23 19:01:44] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 19:01:44] [INFO ] Invariant cache hit.
[2024-05-23 19:01:44] [INFO ] [Real]Absence check using 3 positive place invariants in 15 ms returned sat
[2024-05-23 19:01:44] [INFO ] [Real]Absence check using state equation in 132 ms returned sat
[2024-05-23 19:01:44] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:01:44] [INFO ] [Real]Added 75 Read/Feed constraints in 37 ms returned sat
[2024-05-23 19:01:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:01:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:01:44] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2024-05-23 19:01:44] [INFO ] [Nat]Added 75 Read/Feed constraints in 49 ms returned sat
[2024-05-23 19:01:44] [INFO ] Deduced a trap composed of 79 places in 218 ms of which 3 ms to minimize.
[2024-05-23 19:01:45] [INFO ] Deduced a trap composed of 73 places in 221 ms of which 3 ms to minimize.
[2024-05-23 19:01:45] [INFO ] Deduced a trap composed of 139 places in 177 ms of which 2 ms to minimize.
[2024-05-23 19:01:45] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 714 ms
[2024-05-23 19:01:45] [INFO ] Computed and/alt/rep : 333/1252/331 causal constraints (skipped 347 transitions) in 63 ms.
[2024-05-23 19:01:45] [INFO ] Added : 6 causal constraints over 2 iterations in 215 ms. Result :sat
Minimization took 257 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[32] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[32] Max Struct:[+inf]
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1205/1205 transitions.
Applied a total of 0 rules in 40 ms. Remains 416 /416 variables (removed 0) and now considering 1205/1205 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 416/416 places, 1205/1205 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1205/1205 transitions.
Applied a total of 0 rules in 42 ms. Remains 416 /416 variables (removed 0) and now considering 1205/1205 (removed 0) transitions.
[2024-05-23 19:01:45] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 19:01:45] [INFO ] Invariant cache hit.
[2024-05-23 19:01:46] [INFO ] Implicit Places using invariants in 325 ms returned []
[2024-05-23 19:01:46] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 19:01:46] [INFO ] Invariant cache hit.
[2024-05-23 19:01:46] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:01:48] [INFO ] Implicit Places using invariants and state equation in 1780 ms returned []
Implicit Place search using SMT with State Equation took 2131 ms to find 0 implicit places.
[2024-05-23 19:01:48] [INFO ] Redundant transitions in 14 ms returned []
Running 1203 sub problems to find dead transitions.
[2024-05-23 19:01:48] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 19:01:48] [INFO ] Invariant cache hit.
[2024-05-23 19:01:48] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
[2024-05-23 19:02:03] [INFO ] Deduced a trap composed of 131 places in 137 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/416 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 3 (OVERLAPS) 680/1096 variables, 416/420 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
SMT process timed out in 34797ms, After SMT, problems are : Problem set: 0 solved, 1203 unsolved
Search for dead transitions found 0 dead transitions in 34808ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37002 ms. Remains : 416/416 places, 1205/1205 transitions.
[2024-05-23 19:02:22] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {219=1, 303=1, 501=1, 675=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {256=1, 340=1, 666=1, 678=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[32] Max Struct:[+inf]
[2024-05-23 19:02:23] [INFO ] Flatten gal took : 53 ms
RANDOM walk for 40001 steps (8 resets) in 185 ms. (215 steps per ms) remains 1/1 properties
[2024-05-23 19:02:23] [INFO ] Flatten gal took : 47 ms
BEST_FIRST walk for 40004 steps (8 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
[2024-05-23 19:02:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13368674887278203661.gal : 14 ms
[2024-05-23 19:02:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5755763853152950335.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13368674887278203661.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5755763853152950335.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality5755763853152950335.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 519203 steps, run timeout after 3001 ms. (steps per millisecond=173 ) properties seen :0 out of 1
Probabilistic random walk after 519203 steps, saw 318366 distinct states, run finished after 3001 ms. (steps per millisecond=173 ) properties seen :0
[2024-05-23 19:02:26] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 19:02:26] [INFO ] Invariant cache hit.
[2024-05-23 19:02:26] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 340/348 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/348 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/348 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6/354 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/354 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/354 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 598/952 variables, 333/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/952 variables, 74/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/952 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1014 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1014 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 68/1082 variables, 66/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1082 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 8/1090 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1090 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 6/1096 variables, 4/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1096 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1096 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1096/1096 variables, and 494 constraints, problems are : Problem set: 0 solved, 1 unsolved in 544 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 340/348 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/348 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/348 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/348 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 6/354 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/354 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/354 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 598/952 variables, 333/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/952 variables, 74/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1014 variables, 1/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1014 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 68/1082 variables, 66/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1082 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 8/1090 variables, 4/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1090 variables, 0/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/1096 variables, 4/495 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1096 variables, 0/495 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1096 variables, 0/495 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1096/1096 variables, and 495 constraints, problems are : Problem set: 0 solved, 1 unsolved in 604 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1178ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 5981 steps, including 22 resets, run visited all 1 properties in 52 ms. (steps per millisecond=115 )
Parikh walk visited 1 properties in 63 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[32] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c032-UpperBounds-11 in 89627 ms.
Starting property specific reduction for FunctionPointer-PT-c032-UpperBounds-13
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 19:02:27] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
// Phase 1: matrix 747 rows 455 cols
[2024-05-23 19:02:27] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10001 steps (2 resets) in 25 ms. (384 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5] Max Struct:[+inf]
[2024-05-23 19:02:27] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 19:02:27] [INFO ] Invariant cache hit.
[2024-05-23 19:02:27] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:02:27] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 19:02:27] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:02:27] [INFO ] [Real]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 19:02:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:02:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:02:28] [INFO ] [Nat]Absence check using state equation in 159 ms returned sat
[2024-05-23 19:02:28] [INFO ] [Nat]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 19:02:28] [INFO ] Deduced a trap composed of 178 places in 246 ms of which 3 ms to minimize.
[2024-05-23 19:02:28] [INFO ] Deduced a trap composed of 172 places in 226 ms of which 3 ms to minimize.
[2024-05-23 19:02:29] [INFO ] Deduced a trap composed of 183 places in 223 ms of which 3 ms to minimize.
[2024-05-23 19:02:29] [INFO ] Deduced a trap composed of 167 places in 218 ms of which 3 ms to minimize.
[2024-05-23 19:02:29] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 1055 ms
[2024-05-23 19:02:29] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 102 ms.
[2024-05-23 19:02:29] [INFO ] Added : 10 causal constraints over 4 iterations in 316 ms. Result :sat
Minimization took 266 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5] Max Struct:[+inf]
Support contains 1 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Graph (complete) has 2223 edges and 455 vertex of which 452 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 452 transition count 1292
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 11 place count 447 transition count 1278
Iterating global reduction 1 with 5 rules applied. Total rules applied 16 place count 447 transition count 1278
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 18 place count 447 transition count 1276
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 23 place count 442 transition count 1264
Iterating global reduction 2 with 5 rules applied. Total rules applied 28 place count 442 transition count 1264
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 32 place count 438 transition count 1254
Iterating global reduction 2 with 4 rules applied. Total rules applied 36 place count 438 transition count 1254
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 39 place count 435 transition count 1248
Iterating global reduction 2 with 3 rules applied. Total rules applied 42 place count 435 transition count 1248
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 45 place count 432 transition count 1242
Iterating global reduction 2 with 3 rules applied. Total rules applied 48 place count 432 transition count 1242
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 51 place count 429 transition count 1236
Iterating global reduction 2 with 3 rules applied. Total rules applied 54 place count 429 transition count 1236
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 57 place count 426 transition count 1230
Iterating global reduction 2 with 3 rules applied. Total rules applied 60 place count 426 transition count 1230
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 62 place count 424 transition count 1226
Iterating global reduction 2 with 2 rules applied. Total rules applied 64 place count 424 transition count 1226
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 65 place count 423 transition count 1224
Iterating global reduction 2 with 1 rules applied. Total rules applied 66 place count 423 transition count 1224
Applied a total of 66 rules in 118 ms. Remains 423 /455 variables (removed 32) and now considering 1224/1297 (removed 73) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 118 ms. Remains : 423/455 places, 1224/1297 transitions.
[2024-05-23 19:02:30] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
Found an invariant !
This invariant on transitions {203=1, 297=1, 495=1, 686=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 346=1, 544=1, 687=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[5] Max Struct:[+inf]
[2024-05-23 19:02:30] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
// Phase 1: matrix 691 rows 423 cols
[2024-05-23 19:02:30] [INFO ] Computed 3 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[5] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2220 ms. (450 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 921 ms. (1084 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[206] Max Struct:[+inf]
[2024-05-23 19:02:33] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:02:33] [INFO ] Invariant cache hit.
[2024-05-23 19:02:33] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:02:33] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2024-05-23 19:02:33] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:02:33] [INFO ] [Real]Added 75 Read/Feed constraints in 36 ms returned sat
[2024-05-23 19:02:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:02:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:02:34] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 19:02:34] [INFO ] [Nat]Added 75 Read/Feed constraints in 28 ms returned sat
[2024-05-23 19:02:34] [INFO ] Deduced a trap composed of 113 places in 190 ms of which 3 ms to minimize.
[2024-05-23 19:02:34] [INFO ] Deduced a trap composed of 94 places in 205 ms of which 2 ms to minimize.
[2024-05-23 19:02:34] [INFO ] Deduced a trap composed of 80 places in 211 ms of which 3 ms to minimize.
[2024-05-23 19:02:34] [INFO ] Deduced a trap composed of 78 places in 210 ms of which 3 ms to minimize.
[2024-05-23 19:02:35] [INFO ] Deduced a trap composed of 73 places in 216 ms of which 2 ms to minimize.
[2024-05-23 19:02:35] [INFO ] Deduced a trap composed of 70 places in 200 ms of which 2 ms to minimize.
[2024-05-23 19:02:35] [INFO ] Deduced a trap composed of 78 places in 206 ms of which 3 ms to minimize.
[2024-05-23 19:02:35] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1619 ms
[2024-05-23 19:02:35] [INFO ] Computed and/alt/rep : 339/1255/332 causal constraints (skipped 357 transitions) in 72 ms.
[2024-05-23 19:02:36] [INFO ] Added : 24 causal constraints over 6 iterations in 350 ms. Result :sat
Minimization took 259 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[206] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[206] Max Struct:[+inf]
Support contains 1 out of 423 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 423/423 places, 1224/1224 transitions.
Applied a total of 0 rules in 41 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 423/423 places, 1224/1224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 423/423 places, 1224/1224 transitions.
Applied a total of 0 rules in 40 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2024-05-23 19:02:37] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:02:37] [INFO ] Invariant cache hit.
[2024-05-23 19:02:37] [INFO ] Implicit Places using invariants in 308 ms returned []
[2024-05-23 19:02:37] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:02:37] [INFO ] Invariant cache hit.
[2024-05-23 19:02:38] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:02:39] [INFO ] Implicit Places using invariants and state equation in 1439 ms returned []
Implicit Place search using SMT with State Equation took 1789 ms to find 0 implicit places.
[2024-05-23 19:02:39] [INFO ] Redundant transitions in 14 ms returned []
Running 1222 sub problems to find dead transitions.
[2024-05-23 19:02:39] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:02:39] [INFO ] Invariant cache hit.
[2024-05-23 19:02:39] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
[2024-05-23 19:02:54] [INFO ] Deduced a trap composed of 131 places in 123 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 691/1114 variables, 423/427 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
SMT process timed out in 34330ms, After SMT, problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 34341ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36190 ms. Remains : 423/423 places, 1224/1224 transitions.
[2024-05-23 19:03:13] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
Found an invariant !
This invariant on transitions {203=1, 297=1, 495=1, 686=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 346=1, 544=1, 687=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[206] Max Struct:[+inf]
[2024-05-23 19:03:13] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:03:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[206] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 2053 ms. (486 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 922 ms. (1083 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[206] Max Struct:[+inf]
[2024-05-23 19:03:16] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:03:16] [INFO ] Invariant cache hit.
[2024-05-23 19:03:17] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2024-05-23 19:03:17] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2024-05-23 19:03:17] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:03:17] [INFO ] [Real]Added 75 Read/Feed constraints in 37 ms returned sat
[2024-05-23 19:03:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:03:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:03:17] [INFO ] [Nat]Absence check using state equation in 159 ms returned sat
[2024-05-23 19:03:17] [INFO ] [Nat]Added 75 Read/Feed constraints in 29 ms returned sat
[2024-05-23 19:03:17] [INFO ] Deduced a trap composed of 113 places in 205 ms of which 2 ms to minimize.
[2024-05-23 19:03:17] [INFO ] Deduced a trap composed of 94 places in 186 ms of which 3 ms to minimize.
[2024-05-23 19:03:18] [INFO ] Deduced a trap composed of 80 places in 202 ms of which 3 ms to minimize.
[2024-05-23 19:03:18] [INFO ] Deduced a trap composed of 78 places in 189 ms of which 3 ms to minimize.
[2024-05-23 19:03:18] [INFO ] Deduced a trap composed of 73 places in 187 ms of which 3 ms to minimize.
[2024-05-23 19:03:18] [INFO ] Deduced a trap composed of 70 places in 184 ms of which 3 ms to minimize.
[2024-05-23 19:03:18] [INFO ] Deduced a trap composed of 78 places in 189 ms of which 3 ms to minimize.
[2024-05-23 19:03:19] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1525 ms
[2024-05-23 19:03:19] [INFO ] Computed and/alt/rep : 339/1255/332 causal constraints (skipped 357 transitions) in 63 ms.
[2024-05-23 19:03:19] [INFO ] Added : 24 causal constraints over 6 iterations in 344 ms. Result :sat
Minimization took 314 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[206] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[206] Max Struct:[+inf]
Support contains 1 out of 423 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 423/423 places, 1224/1224 transitions.
Applied a total of 0 rules in 41 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 423/423 places, 1224/1224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 423/423 places, 1224/1224 transitions.
Applied a total of 0 rules in 45 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2024-05-23 19:03:21] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:03:21] [INFO ] Invariant cache hit.
[2024-05-23 19:03:21] [INFO ] Implicit Places using invariants in 312 ms returned []
[2024-05-23 19:03:21] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:03:21] [INFO ] Invariant cache hit.
[2024-05-23 19:03:21] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:03:22] [INFO ] Implicit Places using invariants and state equation in 1538 ms returned []
Implicit Place search using SMT with State Equation took 1852 ms to find 0 implicit places.
[2024-05-23 19:03:22] [INFO ] Redundant transitions in 20 ms returned []
Running 1222 sub problems to find dead transitions.
[2024-05-23 19:03:22] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:03:22] [INFO ] Invariant cache hit.
[2024-05-23 19:03:22] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
[2024-05-23 19:03:38] [INFO ] Deduced a trap composed of 131 places in 112 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 423/1114 variables, and 4 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/423 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 691/1114 variables, 423/427 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1114 variables, 75/502 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1114 variables, 1222/1724 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1114/1114 variables, and 1724 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 1/1 constraints]
After SMT, in 64534ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 64545ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66471 ms. Remains : 423/423 places, 1224/1224 transitions.
[2024-05-23 19:04:27] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
Found an invariant !
This invariant on transitions {203=1, 297=1, 495=1, 686=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 346=1, 544=1, 687=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[206] Max Struct:[+inf]
[2024-05-23 19:04:27] [INFO ] Flatten gal took : 29 ms
RANDOM walk for 40005 steps (8 resets) in 174 ms. (228 steps per ms) remains 1/1 properties
[2024-05-23 19:04:27] [INFO ] Flatten gal took : 27 ms
[2024-05-23 19:04:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9654670439812128600.gal : 5 ms
[2024-05-23 19:04:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12752271769893834816.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9654670439812128600.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12752271769893834816.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40003 steps (8 resets) in 30 ms. (1290 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality12752271769893834816.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1973
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1973 after 1.19798e+06
Interrupted probabilistic random walk after 578236 steps, run timeout after 3001 ms. (steps per millisecond=192 ) properties seen :0 out of 1
Probabilistic random walk after 578236 steps, saw 363610 distinct states, run finished after 3001 ms. (steps per millisecond=192 ) properties seen :0
[2024-05-23 19:04:30] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:04:30] [INFO ] Invariant cache hit.
[2024-05-23 19:04:30] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 8/23 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/23 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 351/374 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/374 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/374 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 10/384 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/384 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 601/985 variables, 337/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/985 variables, 74/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/985 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/1047 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1047 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 66/1113 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1113 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 1/1114 variables, 1/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1114 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1114 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1114/1114 variables, and 501 constraints, problems are : Problem set: 0 solved, 1 unsolved in 316 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 8/23 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/23 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 351/374 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/374 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/374 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/374 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 10/384 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 4/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/384 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 601/985 variables, 337/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/985 variables, 74/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/985 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/1047 variables, 1/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1047 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 66/1113 variables, 66/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1113 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1/1114 variables, 1/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1114 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1114 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1114/1114 variables, and 502 constraints, problems are : Problem set: 0 solved, 1 unsolved in 325 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 648ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 794 ms.
Support contains 1 out of 423 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 423/423 places, 1224/1224 transitions.
Applied a total of 0 rules in 44 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 423/423 places, 1224/1224 transitions.
RANDOM walk for 40002 steps (8 resets) in 141 ms. (281 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 582922 steps, run timeout after 3001 ms. (steps per millisecond=194 ) properties seen :0 out of 1
Probabilistic random walk after 582922 steps, saw 366800 distinct states, run finished after 3001 ms. (steps per millisecond=194 ) properties seen :0
[2024-05-23 19:04:35] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:04:35] [INFO ] Invariant cache hit.
[2024-05-23 19:04:35] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 8/23 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/23 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 351/374 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/374 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/374 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 10/384 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/384 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 601/985 variables, 337/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/985 variables, 74/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/985 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/1047 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1047 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 66/1113 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1113 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 1/1114 variables, 1/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1114 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1114 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1114/1114 variables, and 501 constraints, problems are : Problem set: 0 solved, 1 unsolved in 322 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 8/23 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/23 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 351/374 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/374 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/374 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/374 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 10/384 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 4/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/384 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 601/985 variables, 337/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/985 variables, 74/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/985 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/1047 variables, 1/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1047 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 66/1113 variables, 66/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1113 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1/1114 variables, 1/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1114 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1114 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1114/1114 variables, and 502 constraints, problems are : Problem set: 0 solved, 1 unsolved in 335 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 667ms problems are : Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.19798e+06 after 3.35877e+10
Parikh walk visited 0 properties in 799 ms.
Support contains 1 out of 423 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 423/423 places, 1224/1224 transitions.
Applied a total of 0 rules in 45 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 423/423 places, 1224/1224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 423/423 places, 1224/1224 transitions.
Applied a total of 0 rules in 41 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2024-05-23 19:04:37] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:04:37] [INFO ] Invariant cache hit.
[2024-05-23 19:04:37] [INFO ] Implicit Places using invariants in 299 ms returned []
[2024-05-23 19:04:37] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:04:37] [INFO ] Invariant cache hit.
[2024-05-23 19:04:37] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:04:38] [INFO ] Implicit Places using invariants and state equation in 1479 ms returned []
Implicit Place search using SMT with State Equation took 1778 ms to find 0 implicit places.
[2024-05-23 19:04:38] [INFO ] Redundant transitions in 19 ms returned []
Running 1222 sub problems to find dead transitions.
[2024-05-23 19:04:38] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 19:04:38] [INFO ] Invariant cache hit.
[2024-05-23 19:04:38] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
[2024-05-23 19:04:55] [INFO ] Deduced a trap composed of 131 places in 114 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.35877e+10 after 4.41554e+17
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 423/1114 variables, and 4 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/423 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Detected timeout of ITS tools.
[2024-05-23 19:05:17] [INFO ] Flatten gal took : 27 ms
[2024-05-23 19:05:17] [INFO ] Applying decomposition
[2024-05-23 19:05:17] [INFO ] Flatten gal took : 28 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph5042082976424859520.txt' '-o' '/tmp/graph5042082976424859520.bin' '-w' '/tmp/graph5042082976424859520.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph5042082976424859520.bin' '-l' '-1' '-v' '-w' '/tmp/graph5042082976424859520.weights' '-q' '0' '-e' '0.001'
[2024-05-23 19:05:18] [INFO ] Decomposing Gal with order
[2024-05-23 19:05:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 19:05:18] [INFO ] Removed a total of 2101 redundant transitions.
[2024-05-23 19:05:18] [INFO ] Flatten gal took : 89 ms
[2024-05-23 19:05:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 935 labels/synchronizations in 23 ms.
[2024-05-23 19:05:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7867470249817727523.gal : 6 ms
[2024-05-23 19:05:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2132984709810568429.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7867470249817727523.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2132984709810568429.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality2132984709810568429.prop.
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 691/1114 variables, 423/427 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1114 variables, 75/502 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1114 variables, 1222/1724 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1114/1114 variables, and 1724 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 1/1 constraints]
After SMT, in 64798ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 64809ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66657 ms. Remains : 423/423 places, 1224/1224 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 533 transitions
Reduce isomorphic transitions removed 533 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 543 rules applied. Total rules applied 543 place count 423 transition count 681
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 553 place count 413 transition count 681
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 553 place count 413 transition count 608
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 699 place count 340 transition count 608
Performed 128 Post agglomeration using F-continuation condition.Transition count delta: 128
Deduced a syphon composed of 128 places in 0 ms
Reduce places removed 128 places and 0 transitions.
Iterating global reduction 2 with 256 rules applied. Total rules applied 955 place count 212 transition count 480
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1019 place count 148 transition count 352
Iterating global reduction 2 with 64 rules applied. Total rules applied 1083 place count 148 transition count 352
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1084 place count 148 transition count 351
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1147 place count 85 transition count 225
Iterating global reduction 3 with 63 rules applied. Total rules applied 1210 place count 85 transition count 225
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1273 place count 22 transition count 99
Iterating global reduction 3 with 63 rules applied. Total rules applied 1336 place count 22 transition count 99
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1399 place count 22 transition count 36
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1399 place count 22 transition count 35
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1401 place count 21 transition count 35
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1403 place count 20 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1405 place count 19 transition count 34
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 4 with 3 rules applied. Total rules applied 1408 place count 19 transition count 31
Applied a total of 1408 rules in 29 ms. Remains 19 /423 variables (removed 404) and now considering 31/1224 (removed 1193) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 31 rows 19 cols
[2024-05-23 19:05:43] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 19:05:43] [INFO ] [Real]Absence check using 3 positive place invariants in 26 ms returned sat
[2024-05-23 19:05:43] [INFO ] After 9ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 19:05:43] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 19:05:43] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 19:05:43] [INFO ] After 156ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 19:05:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 19:05:43] [INFO ] After 8ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 19:05:43] [INFO ] After 1ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 19:05:43] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 19:05:43] [INFO ] After 33ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 19:05:43] [INFO ] Flatten gal took : 1 ms
[2024-05-23 19:05:43] [INFO ] Flatten gal took : 1 ms
[2024-05-23 19:05:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9706242398112484600.gal : 0 ms
[2024-05-23 19:05:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9550134953558653262.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9706242398112484600.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9550134953558653262.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9550134953558653262.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 126
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :126 after 6339
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :6339 after 426547
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :426547 after 1.19848e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.19848e+06 after 2.73637e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.73637e+06 after 5.80616e+06
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :5.80616e+06 after 1.19398e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.19398e+07 after 2.4201e+07
Detected timeout of ITS tools.
[2024-05-23 19:05:58] [INFO ] Flatten gal took : 2 ms
[2024-05-23 19:05:58] [INFO ] Applying decomposition
[2024-05-23 19:05:58] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph9933987816325176101.txt' '-o' '/tmp/graph9933987816325176101.bin' '-w' '/tmp/graph9933987816325176101.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph9933987816325176101.bin' '-l' '-1' '-v' '-w' '/tmp/graph9933987816325176101.weights' '-q' '0' '-e' '0.001'
[2024-05-23 19:05:58] [INFO ] Decomposing Gal with order
[2024-05-23 19:05:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 19:05:58] [INFO ] Removed a total of 30 redundant transitions.
[2024-05-23 19:05:58] [INFO ] Flatten gal took : 2 ms
[2024-05-23 19:05:58] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2024-05-23 19:05:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18038568624260439324.gal : 0 ms
[2024-05-23 19:05:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10685849388690428561.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18038568624260439324.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10685849388690428561.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality10685849388690428561.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 126
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30308 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[206] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c032-UpperBounds-13 in 226293 ms.
Starting property specific reduction for FunctionPointer-PT-c032-UpperBounds-15
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 19:06:13] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
// Phase 1: matrix 747 rows 455 cols
[2024-05-23 19:06:13] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10006 steps (2 resets) in 25 ms. (384 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 19:06:13] [INFO ] Flow matrix only has 747 transitions (discarded 550 similar events)
[2024-05-23 19:06:13] [INFO ] Invariant cache hit.
[2024-05-23 19:06:14] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:06:14] [INFO ] [Real]Absence check using state equation in 163 ms returned sat
[2024-05-23 19:06:14] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:06:14] [INFO ] [Real]Added 91 Read/Feed constraints in 31 ms returned sat
[2024-05-23 19:06:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:06:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:06:14] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 19:06:14] [INFO ] [Nat]Added 91 Read/Feed constraints in 38 ms returned sat
[2024-05-23 19:06:14] [INFO ] Computed and/alt/rep : 97/185/92 causal constraints (skipped 653 transitions) in 65 ms.
[2024-05-23 19:06:14] [INFO ] Added : 8 causal constraints over 3 iterations in 243 ms. Result :sat
Minimization took 277 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[+inf]
Support contains 1 out of 455 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 455/455 places, 1297/1297 transitions.
Graph (complete) has 2223 edges and 455 vertex of which 452 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 452 transition count 1292
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 11 place count 447 transition count 1278
Iterating global reduction 1 with 5 rules applied. Total rules applied 16 place count 447 transition count 1278
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 20 place count 447 transition count 1274
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 25 place count 442 transition count 1264
Iterating global reduction 2 with 5 rules applied. Total rules applied 30 place count 442 transition count 1264
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 34 place count 438 transition count 1254
Iterating global reduction 2 with 4 rules applied. Total rules applied 38 place count 438 transition count 1254
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 41 place count 435 transition count 1246
Iterating global reduction 2 with 3 rules applied. Total rules applied 44 place count 435 transition count 1246
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 47 place count 432 transition count 1240
Iterating global reduction 2 with 3 rules applied. Total rules applied 50 place count 432 transition count 1240
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 53 place count 429 transition count 1234
Iterating global reduction 2 with 3 rules applied. Total rules applied 56 place count 429 transition count 1234
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 59 place count 426 transition count 1228
Iterating global reduction 2 with 3 rules applied. Total rules applied 62 place count 426 transition count 1228
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 64 place count 424 transition count 1224
Iterating global reduction 2 with 2 rules applied. Total rules applied 66 place count 424 transition count 1224
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 68 place count 422 transition count 1220
Iterating global reduction 2 with 2 rules applied. Total rules applied 70 place count 422 transition count 1220
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 71 place count 421 transition count 1218
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 421 transition count 1218
Applied a total of 72 rules in 136 ms. Remains 421 /455 variables (removed 34) and now considering 1218/1297 (removed 79) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 137 ms. Remains : 421/455 places, 1218/1297 transitions.
[2024-05-23 19:06:15] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
Found an invariant !
This invariant on transitions {216=1, 307=1, 633=1, 686=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 343=1, 541=1, 684=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 19:06:15] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
// Phase 1: matrix 688 rows 421 cols
[2024-05-23 19:06:15] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2258 ms. (442 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 878 ms. (1137 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[14] Max Struct:[+inf]
[2024-05-23 19:06:18] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:06:18] [INFO ] Invariant cache hit.
[2024-05-23 19:06:18] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:06:18] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2024-05-23 19:06:18] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:06:19] [INFO ] [Real]Added 75 Read/Feed constraints in 32 ms returned sat
[2024-05-23 19:06:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:06:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:06:19] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 19:06:19] [INFO ] [Nat]Added 75 Read/Feed constraints in 24 ms returned sat
[2024-05-23 19:06:19] [INFO ] Deduced a trap composed of 70 places in 210 ms of which 2 ms to minimize.
[2024-05-23 19:06:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 263 ms
[2024-05-23 19:06:19] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 354 transitions) in 88 ms.
[2024-05-23 19:06:19] [INFO ] Added : 11 causal constraints over 3 iterations in 291 ms. Result :sat
Minimization took 272 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[14] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[14] Max Struct:[+inf]
Support contains 1 out of 421 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 47 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 421/421 places, 1218/1218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 45 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
[2024-05-23 19:06:20] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:06:20] [INFO ] Invariant cache hit.
[2024-05-23 19:06:20] [INFO ] Implicit Places using invariants in 318 ms returned []
[2024-05-23 19:06:20] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:06:20] [INFO ] Invariant cache hit.
[2024-05-23 19:06:20] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:06:21] [INFO ] Implicit Places using invariants and state equation in 1323 ms returned []
Implicit Place search using SMT with State Equation took 1643 ms to find 0 implicit places.
[2024-05-23 19:06:21] [INFO ] Redundant transitions in 19 ms returned []
Running 1216 sub problems to find dead transitions.
[2024-05-23 19:06:21] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:06:21] [INFO ] Invariant cache hit.
[2024-05-23 19:06:21] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
[2024-05-23 19:06:40] [INFO ] Deduced a trap composed of 131 places in 118 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 421/1109 variables, and 4 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/421 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 3 (OVERLAPS) 688/1109 variables, 421/425 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1109 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1109 variables, 1216/1716 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1109/1109 variables, and 1716 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
After SMT, in 65079ms problems are : Problem set: 0 solved, 1216 unsolved
Search for dead transitions found 0 dead transitions in 65092ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66806 ms. Remains : 421/421 places, 1218/1218 transitions.
[2024-05-23 19:07:26] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
Found an invariant !
This invariant on transitions {216=1, 307=1, 633=1, 686=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 343=1, 541=1, 684=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[14] Max Struct:[+inf]
[2024-05-23 19:07:27] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:07:27] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[14] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 2078 ms. (481 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 870 ms. (1148 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[467] Max Struct:[+inf]
[2024-05-23 19:07:30] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:07:30] [INFO ] Invariant cache hit.
[2024-05-23 19:07:30] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:07:30] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 19:07:30] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:07:30] [INFO ] [Real]Added 75 Read/Feed constraints in 50 ms returned sat
[2024-05-23 19:07:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:07:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:07:30] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 19:07:30] [INFO ] [Nat]Added 75 Read/Feed constraints in 26 ms returned sat
[2024-05-23 19:07:30] [INFO ] Deduced a trap composed of 113 places in 197 ms of which 3 ms to minimize.
[2024-05-23 19:07:31] [INFO ] Deduced a trap composed of 109 places in 198 ms of which 3 ms to minimize.
[2024-05-23 19:07:31] [INFO ] Deduced a trap composed of 87 places in 198 ms of which 3 ms to minimize.
[2024-05-23 19:07:31] [INFO ] Deduced a trap composed of 85 places in 198 ms of which 2 ms to minimize.
[2024-05-23 19:07:31] [INFO ] Deduced a trap composed of 76 places in 198 ms of which 3 ms to minimize.
[2024-05-23 19:07:32] [INFO ] Deduced a trap composed of 74 places in 198 ms of which 3 ms to minimize.
[2024-05-23 19:07:32] [INFO ] Deduced a trap composed of 71 places in 196 ms of which 3 ms to minimize.
[2024-05-23 19:07:32] [INFO ] Deduced a trap composed of 70 places in 194 ms of which 3 ms to minimize.
[2024-05-23 19:07:32] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1766 ms
[2024-05-23 19:07:32] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 354 transitions) in 62 ms.
[2024-05-23 19:07:32] [INFO ] Added : 10 causal constraints over 3 iterations in 243 ms. Result :sat
Minimization took 291 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[467] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[467] Max Struct:[+inf]
Support contains 1 out of 421 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 42 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 421/421 places, 1218/1218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 40 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
[2024-05-23 19:07:33] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:07:33] [INFO ] Invariant cache hit.
[2024-05-23 19:07:33] [INFO ] Implicit Places using invariants in 297 ms returned []
[2024-05-23 19:07:33] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:07:33] [INFO ] Invariant cache hit.
[2024-05-23 19:07:33] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:07:34] [INFO ] Implicit Places using invariants and state equation in 1336 ms returned []
Implicit Place search using SMT with State Equation took 1633 ms to find 0 implicit places.
[2024-05-23 19:07:34] [INFO ] Redundant transitions in 19 ms returned []
Running 1216 sub problems to find dead transitions.
[2024-05-23 19:07:34] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:07:34] [INFO ] Invariant cache hit.
[2024-05-23 19:07:34] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
[2024-05-23 19:07:54] [INFO ] Deduced a trap composed of 131 places in 115 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 421/1109 variables, and 4 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/421 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 3 (OVERLAPS) 688/1109 variables, 421/425 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1109 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1109 variables, 1216/1716 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1109/1109 variables, and 1716 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
After SMT, in 64404ms problems are : Problem set: 0 solved, 1216 unsolved
Search for dead transitions found 0 dead transitions in 64419ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66124 ms. Remains : 421/421 places, 1218/1218 transitions.
[2024-05-23 19:08:39] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
Found an invariant !
This invariant on transitions {216=1, 307=1, 633=1, 686=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 343=1, 541=1, 684=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[467] Max Struct:[+inf]
[2024-05-23 19:08:39] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:08:39] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[467] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2154 ms. (464 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 903 ms. (1106 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[507] Max Struct:[+inf]
[2024-05-23 19:08:42] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:08:42] [INFO ] Invariant cache hit.
[2024-05-23 19:08:42] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:08:42] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 19:08:42] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:08:42] [INFO ] [Real]Added 75 Read/Feed constraints in 50 ms returned sat
[2024-05-23 19:08:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:08:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:08:43] [INFO ] [Nat]Absence check using state equation in 133 ms returned sat
[2024-05-23 19:08:43] [INFO ] [Nat]Added 75 Read/Feed constraints in 26 ms returned sat
[2024-05-23 19:08:43] [INFO ] Deduced a trap composed of 113 places in 197 ms of which 8 ms to minimize.
[2024-05-23 19:08:43] [INFO ] Deduced a trap composed of 109 places in 217 ms of which 2 ms to minimize.
[2024-05-23 19:08:43] [INFO ] Deduced a trap composed of 87 places in 206 ms of which 3 ms to minimize.
[2024-05-23 19:08:44] [INFO ] Deduced a trap composed of 85 places in 217 ms of which 3 ms to minimize.
[2024-05-23 19:08:44] [INFO ] Deduced a trap composed of 76 places in 228 ms of which 2 ms to minimize.
[2024-05-23 19:08:44] [INFO ] Deduced a trap composed of 74 places in 216 ms of which 3 ms to minimize.
[2024-05-23 19:08:44] [INFO ] Deduced a trap composed of 71 places in 214 ms of which 3 ms to minimize.
[2024-05-23 19:08:45] [INFO ] Deduced a trap composed of 70 places in 204 ms of which 3 ms to minimize.
[2024-05-23 19:08:45] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1912 ms
[2024-05-23 19:08:45] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 354 transitions) in 87 ms.
[2024-05-23 19:08:45] [INFO ] Added : 10 causal constraints over 3 iterations in 267 ms. Result :sat
Minimization took 277 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[507] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[507] Max Struct:[+inf]
Support contains 1 out of 421 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 45 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 421/421 places, 1218/1218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 42 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
[2024-05-23 19:08:45] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:08:45] [INFO ] Invariant cache hit.
[2024-05-23 19:08:46] [INFO ] Implicit Places using invariants in 345 ms returned []
[2024-05-23 19:08:46] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:08:46] [INFO ] Invariant cache hit.
[2024-05-23 19:08:46] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:08:47] [INFO ] Implicit Places using invariants and state equation in 1274 ms returned []
Implicit Place search using SMT with State Equation took 1634 ms to find 0 implicit places.
[2024-05-23 19:08:47] [INFO ] Redundant transitions in 13 ms returned []
Running 1216 sub problems to find dead transitions.
[2024-05-23 19:08:47] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:08:47] [INFO ] Invariant cache hit.
[2024-05-23 19:08:47] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
[2024-05-23 19:09:06] [INFO ] Deduced a trap composed of 131 places in 170 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 421/1109 variables, and 4 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/421 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 3 (OVERLAPS) 688/1109 variables, 421/425 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1109 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1109 variables, 1216/1716 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1109/1109 variables, and 1716 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
After SMT, in 64806ms problems are : Problem set: 0 solved, 1216 unsolved
Search for dead transitions found 0 dead transitions in 64816ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66512 ms. Remains : 421/421 places, 1218/1218 transitions.
[2024-05-23 19:09:52] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
Found an invariant !
This invariant on transitions {216=1, 307=1, 633=1, 686=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 343=1, 541=1, 684=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[507] Max Struct:[+inf]
[2024-05-23 19:09:52] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:09:52] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[507] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 2044 ms. (488 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 857 ms. (1165 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[507] Max Struct:[+inf]
[2024-05-23 19:09:55] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:09:55] [INFO ] Invariant cache hit.
[2024-05-23 19:09:55] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:09:55] [INFO ] [Real]Absence check using state equation in 131 ms returned sat
[2024-05-23 19:09:55] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:09:55] [INFO ] [Real]Added 75 Read/Feed constraints in 51 ms returned sat
[2024-05-23 19:09:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:09:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:09:55] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 19:09:55] [INFO ] [Nat]Added 75 Read/Feed constraints in 27 ms returned sat
[2024-05-23 19:09:56] [INFO ] Deduced a trap composed of 113 places in 201 ms of which 2 ms to minimize.
[2024-05-23 19:09:56] [INFO ] Deduced a trap composed of 109 places in 198 ms of which 3 ms to minimize.
[2024-05-23 19:09:56] [INFO ] Deduced a trap composed of 87 places in 193 ms of which 3 ms to minimize.
[2024-05-23 19:09:56] [INFO ] Deduced a trap composed of 85 places in 211 ms of which 3 ms to minimize.
[2024-05-23 19:09:57] [INFO ] Deduced a trap composed of 76 places in 200 ms of which 3 ms to minimize.
[2024-05-23 19:09:57] [INFO ] Deduced a trap composed of 74 places in 230 ms of which 2 ms to minimize.
[2024-05-23 19:09:57] [INFO ] Deduced a trap composed of 71 places in 203 ms of which 3 ms to minimize.
[2024-05-23 19:09:57] [INFO ] Deduced a trap composed of 70 places in 184 ms of which 3 ms to minimize.
[2024-05-23 19:09:57] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1806 ms
[2024-05-23 19:09:57] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 354 transitions) in 66 ms.
[2024-05-23 19:09:58] [INFO ] Added : 10 causal constraints over 3 iterations in 250 ms. Result :sat
Minimization took 273 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[507] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[507] Max Struct:[+inf]
Support contains 1 out of 421 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 49 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 421/421 places, 1218/1218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 43 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
[2024-05-23 19:09:58] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:09:58] [INFO ] Invariant cache hit.
[2024-05-23 19:09:58] [INFO ] Implicit Places using invariants in 311 ms returned []
[2024-05-23 19:09:58] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:09:58] [INFO ] Invariant cache hit.
[2024-05-23 19:09:58] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:10:00] [INFO ] Implicit Places using invariants and state equation in 1273 ms returned []
Implicit Place search using SMT with State Equation took 1634 ms to find 0 implicit places.
[2024-05-23 19:10:00] [INFO ] Redundant transitions in 14 ms returned []
Running 1216 sub problems to find dead transitions.
[2024-05-23 19:10:00] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:10:00] [INFO ] Invariant cache hit.
[2024-05-23 19:10:00] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
[2024-05-23 19:10:19] [INFO ] Deduced a trap composed of 131 places in 126 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 421/1109 variables, and 4 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/421 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 3 (OVERLAPS) 688/1109 variables, 421/425 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1109 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1109 variables, 1216/1716 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1109/1109 variables, and 1716 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
After SMT, in 64923ms problems are : Problem set: 0 solved, 1216 unsolved
Search for dead transitions found 0 dead transitions in 64934ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66634 ms. Remains : 421/421 places, 1218/1218 transitions.
[2024-05-23 19:11:05] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
Found an invariant !
This invariant on transitions {216=1, 307=1, 633=1, 686=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 343=1, 541=1, 684=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[507] Max Struct:[+inf]
[2024-05-23 19:11:05] [INFO ] Flatten gal took : 28 ms
[2024-05-23 19:11:05] [INFO ] Flatten gal took : 58 ms
RANDOM walk for 40007 steps (8 resets) in 216 ms. (184 steps per ms) remains 1/1 properties
[2024-05-23 19:11:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3776798346723595301.gal : 4 ms
[2024-05-23 19:11:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15397943674568402787.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3776798346723595301.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15397943674568402787.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality15397943674568402787.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 506192 steps, run timeout after 3001 ms. (steps per millisecond=168 ) properties seen :0 out of 1
Probabilistic random walk after 506192 steps, saw 310381 distinct states, run finished after 3002 ms. (steps per millisecond=168 ) properties seen :0
[2024-05-23 19:11:08] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:11:08] [INFO ] Invariant cache hit.
[2024-05-23 19:11:08] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/19 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 352/371 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/371 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 7/378 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/378 variables, 3/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/378 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 604/982 variables, 337/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/982 variables, 74/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/982 variables, 0/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1044 variables, 1/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1044 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 65/1109 variables, 66/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1109 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1109 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1109/1109 variables, and 499 constraints, problems are : Problem set: 0 solved, 1 unsolved in 306 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/19 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 352/371 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/371 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/371 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 7/378 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/378 variables, 3/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/378 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 604/982 variables, 337/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/982 variables, 74/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/982 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 62/1044 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1044 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 65/1109 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1109 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1109 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1109/1109 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 315 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 632ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 3067 ms.
Support contains 1 out of 421 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 46 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 421/421 places, 1218/1218 transitions.
RANDOM walk for 40007 steps (8 resets) in 165 ms. (241 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.24464e+06 after 3.74714e+10
Interrupted probabilistic random walk after 494963 steps, run timeout after 3001 ms. (steps per millisecond=164 ) properties seen :0 out of 1
Probabilistic random walk after 494963 steps, saw 303497 distinct states, run finished after 3001 ms. (steps per millisecond=164 ) properties seen :0
[2024-05-23 19:11:15] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:11:15] [INFO ] Invariant cache hit.
[2024-05-23 19:11:15] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/19 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 352/371 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/371 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 7/378 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/378 variables, 3/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/378 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 604/982 variables, 337/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/982 variables, 74/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/982 variables, 0/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1044 variables, 1/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1044 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 65/1109 variables, 66/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1109 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1109 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1109/1109 variables, and 499 constraints, problems are : Problem set: 0 solved, 1 unsolved in 373 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/19 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 352/371 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/371 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/371 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 7/378 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/378 variables, 3/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/378 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 604/982 variables, 337/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/982 variables, 74/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/982 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 62/1044 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1044 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 65/1109 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1109 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1109 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1109/1109 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 332 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 717ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2919 ms.
Support contains 1 out of 421 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 46 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 421/421 places, 1218/1218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 46 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
[2024-05-23 19:11:19] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:11:19] [INFO ] Invariant cache hit.
[2024-05-23 19:11:19] [INFO ] Implicit Places using invariants in 325 ms returned []
[2024-05-23 19:11:19] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:11:19] [INFO ] Invariant cache hit.
[2024-05-23 19:11:19] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:11:20] [INFO ] Implicit Places using invariants and state equation in 1412 ms returned []
Implicit Place search using SMT with State Equation took 1739 ms to find 0 implicit places.
[2024-05-23 19:11:20] [INFO ] Redundant transitions in 16 ms returned []
Running 1216 sub problems to find dead transitions.
[2024-05-23 19:11:20] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 19:11:20] [INFO ] Invariant cache hit.
[2024-05-23 19:11:20] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
[2024-05-23 19:11:41] [INFO ] Deduced a trap composed of 131 places in 120 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80647e+17
Detected timeout of ITS tools.
[2024-05-23 19:11:55] [INFO ] Flatten gal took : 27 ms
[2024-05-23 19:11:55] [INFO ] Applying decomposition
[2024-05-23 19:11:55] [INFO ] Flatten gal took : 27 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph17747174155711967916.txt' '-o' '/tmp/graph17747174155711967916.bin' '-w' '/tmp/graph17747174155711967916.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph17747174155711967916.bin' '-l' '-1' '-v' '-w' '/tmp/graph17747174155711967916.weights' '-q' '0' '-e' '0.001'
[2024-05-23 19:11:55] [INFO ] Decomposing Gal with order
[2024-05-23 19:11:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 19:11:55] [INFO ] Removed a total of 2082 redundant transitions.
[2024-05-23 19:11:55] [INFO ] Flatten gal took : 45 ms
[2024-05-23 19:11:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 844 labels/synchronizations in 22 ms.
[2024-05-23 19:11:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2518997677324491173.gal : 5 ms
[2024-05-23 19:11:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1500813966388476529.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2518997677324491173.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1500813966388476529.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality1500813966388476529.prop.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 421/1109 variables, and 4 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/421 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 3 (OVERLAPS) 688/1109 variables, 421/425 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1109 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1109 variables, 1216/1716 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1109/1109 variables, and 1716 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
After SMT, in 65543ms problems are : Problem set: 0 solved, 1216 unsolved
Search for dead transitions found 0 dead transitions in 65556ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67380 ms. Remains : 421/421 places, 1218/1218 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 530 transitions
Reduce isomorphic transitions removed 530 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 540 rules applied. Total rules applied 540 place count 421 transition count 678
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 550 place count 411 transition count 678
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 550 place count 411 transition count 605
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 696 place count 338 transition count 605
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 2 with 254 rules applied. Total rules applied 950 place count 211 transition count 478
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1014 place count 147 transition count 350
Iterating global reduction 2 with 64 rules applied. Total rules applied 1078 place count 147 transition count 350
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1079 place count 147 transition count 349
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1142 place count 84 transition count 223
Iterating global reduction 3 with 63 rules applied. Total rules applied 1205 place count 84 transition count 223
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1268 place count 21 transition count 97
Iterating global reduction 3 with 63 rules applied. Total rules applied 1331 place count 21 transition count 97
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1394 place count 21 transition count 34
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1394 place count 21 transition count 33
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1396 place count 20 transition count 33
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1398 place count 19 transition count 32
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 1399 place count 19 transition count 31
Applied a total of 1399 rules in 23 ms. Remains 19 /421 variables (removed 402) and now considering 31/1218 (removed 1187) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 31 rows 19 cols
[2024-05-23 19:12:26] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 19:12:26] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 19:12:26] [INFO ] After 9ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 19:12:26] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 19:12:26] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 19:12:26] [INFO ] After 44ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 19:12:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 19:12:26] [INFO ] After 9ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 19:12:26] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 19:12:26] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 19:12:26] [INFO ] After 40ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 19:12:26] [INFO ] Flatten gal took : 1 ms
[2024-05-23 19:12:26] [INFO ] Flatten gal took : 1 ms
[2024-05-23 19:12:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18033356085493550262.gal : 0 ms
[2024-05-23 19:12:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16429202694108099418.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18033356085493550262.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16429202694108099418.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality16429202694108099418.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 126
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :126 after 6339
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :6339 after 426547
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :426547 after 1.19848e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.19848e+06 after 2.73637e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.73637e+06 after 5.80616e+06
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :5.80616e+06 after 1.19398e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.19398e+07 after 2.4201e+07
Detected timeout of ITS tools.
[2024-05-23 19:12:41] [INFO ] Flatten gal took : 2 ms
[2024-05-23 19:12:41] [INFO ] Applying decomposition
[2024-05-23 19:12:41] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph12191032823894947272.txt' '-o' '/tmp/graph12191032823894947272.bin' '-w' '/tmp/graph12191032823894947272.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph12191032823894947272.bin' '-l' '-1' '-v' '-w' '/tmp/graph12191032823894947272.weights' '-q' '0' '-e' '0.001'
[2024-05-23 19:12:41] [INFO ] Decomposing Gal with order
[2024-05-23 19:12:41] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 19:12:41] [INFO ] Removed a total of 30 redundant transitions.
[2024-05-23 19:12:41] [INFO ] Flatten gal took : 2 ms
[2024-05-23 19:12:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 1 ms.
[2024-05-23 19:12:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17644427841512917436.gal : 1 ms
[2024-05-23 19:12:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality957079539834717911.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17644427841512917436.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality957079539834717911.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality957079539834717911.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 126
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30188 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[507] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c032-UpperBounds-15 in 402614 ms.
[2024-05-23 19:12:56] [INFO ] Flatten gal took : 29 ms
[2024-05-23 19:12:56] [INFO ] Applying decomposition
[2024-05-23 19:12:56] [INFO ] Flatten gal took : 30 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph3484607444134266069.txt' '-o' '/tmp/graph3484607444134266069.bin' '-w' '/tmp/graph3484607444134266069.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph3484607444134266069.bin' '-l' '-1' '-v' '-w' '/tmp/graph3484607444134266069.weights' '-q' '0' '-e' '0.001'
[2024-05-23 19:12:56] [INFO ] Decomposing Gal with order
[2024-05-23 19:12:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 19:12:56] [INFO ] Removed a total of 2238 redundant transitions.
[2024-05-23 19:12:56] [INFO ] Flatten gal took : 51 ms
[2024-05-23 19:12:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 945 labels/synchronizations in 27 ms.
[2024-05-23 19:12:56] [INFO ] Time to serialize gal into /tmp/UpperBounds5857256512057609717.gal : 8 ms
[2024-05-23 19:12:56] [INFO ] Time to serialize properties into /tmp/UpperBounds5885999887617651279.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds5857256512057609717.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds5885999887617651279.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...283
Loading property file /tmp/UpperBounds5885999887617651279.prop.

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600