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-171640603100301.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-c016, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-tall-171640603100301
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 6.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K 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 18K May 19 18:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K 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-c016-UpperBounds-00
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-01
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-02
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-03
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-04
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-05
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-06
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-07
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-08
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-09
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-10
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-11
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-12
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-13
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-14
FORMULA_NAME FunctionPointer-PT-c016-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1716484589101

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-c016
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2024-05-23 17:16:30] [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 17:16:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 17:16:30] [INFO ] Load time of PNML (sax parser for PT used): 373 ms
[2024-05-23 17:16:30] [INFO ] Transformed 2826 places.
[2024-05-23 17:16:30] [INFO ] Transformed 8960 transitions.
[2024-05-23 17:16:30] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 538 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Deduced a syphon composed of 1198 places in 41 ms
Reduce places removed 1198 places and 2998 transitions.
FORMULA FunctionPointer-PT-c016-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c016-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c016-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c016-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c016-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+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] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 17:16:31] [INFO ] Flow matrix only has 3540 transitions (discarded 2422 similar events)
// Phase 1: matrix 3540 rows 1628 cols
[2024-05-23 17:16:31] [INFO ] Computed 4 invariants in 93 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[16, +inf, 16, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
RANDOM walk for 10011 steps (2 resets) in 250 ms. (39 steps per ms)
BEST_FIRST walk for 110011 steps (28 resets) in 151 ms. (723 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 2, 1, 0, 3, 2, 1, 2, 0, 1] Max Struct:[16, +inf, 16, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
[2024-05-23 17:16:31] [INFO ] Flow matrix only has 3540 transitions (discarded 2422 similar events)
[2024-05-23 17:16:31] [INFO ] Invariant cache hit.
[2024-05-23 17:16:31] [INFO ] [Real]Absence check using 3 positive place invariants in 18 ms returned sat
[2024-05-23 17:16:31] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 17:16:32] [INFO ] [Real]Absence check using state equation in 721 ms returned sat
[2024-05-23 17:16:32] [INFO ] State equation strengthened by 479 read => feed constraints.
[2024-05-23 17:16:33] [INFO ] [Real]Added 479 Read/Feed constraints in 163 ms returned sat
[2024-05-23 17:16:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:16:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 16 ms returned sat
[2024-05-23 17:16:33] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 4 ms returned sat
[2024-05-23 17:16:34] [INFO ] [Nat]Absence check using state equation in 740 ms returned sat
[2024-05-23 17:16:34] [INFO ] [Nat]Added 479 Read/Feed constraints in 107 ms returned sat
[2024-05-23 17:16:35] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 794 ms.
[2024-05-23 17:16:35] [INFO ] Added : 0 causal constraints over 0 iterations in 1052 ms. Result :sat
Minimization took 581 ms.
[2024-05-23 17:16:36] [INFO ] [Real]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 17:16:36] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 17:16:36] [INFO ] [Real]Absence check using state equation in 686 ms returned sat
[2024-05-23 17:16:37] [INFO ] [Real]Added 479 Read/Feed constraints in 123 ms returned sat
[2024-05-23 17:16:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:16:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 17:16:37] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 17:16:37] [INFO ] [Nat]Absence check using state equation in 681 ms returned sat
[2024-05-23 17:16:38] [INFO ] [Nat]Added 479 Read/Feed constraints in 153 ms returned sat
[2024-05-23 17:16:38] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 455 ms.
[2024-05-23 17:16:39] [INFO ] Added : 2 causal constraints over 1 iterations in 817 ms. Result :sat
Minimization took 578 ms.
[2024-05-23 17:16:39] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-23 17:16:39] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 17:16:40] [INFO ] [Real]Absence check using state equation in 673 ms returned sat
[2024-05-23 17:16:40] [INFO ] [Real]Added 479 Read/Feed constraints in 121 ms returned sat
[2024-05-23 17:16:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:16:40] [INFO ] [Nat]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-23 17:16:40] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-23 17:16:41] [INFO ] [Nat]Absence check using state equation in 701 ms returned sat
[2024-05-23 17:16:41] [INFO ] [Nat]Added 479 Read/Feed constraints in 93 ms returned sat
[2024-05-23 17:16:42] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 463 ms.
[2024-05-23 17:16:42] [INFO ] Added : 0 causal constraints over 0 iterations in 681 ms. Result :sat
Minimization took 581 ms.
[2024-05-23 17:16:43] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-23 17:16:43] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 17:16:43] [INFO ] [Real]Absence check using state equation in 722 ms returned sat
[2024-05-23 17:16:44] [INFO ] [Real]Added 479 Read/Feed constraints in 157 ms returned sat
[2024-05-23 17:16:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:16:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 17:16:44] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 17:16:45] [INFO ] [Nat]Absence check using state equation in 721 ms returned sat
[2024-05-23 17:16:45] [INFO ] [Nat]Added 479 Read/Feed constraints in 125 ms returned sat
[2024-05-23 17:16:46] [INFO ] Deduced a trap composed of 142 places in 1200 ms of which 86 ms to minimize.
[2024-05-23 17:16:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1404 ms
[2024-05-23 17:16:47] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 526 ms.
[2024-05-23 17:16:47] [INFO ] Added : 2 causal constraints over 1 iterations in 842 ms. Result :sat
Minimization took 578 ms.
[2024-05-23 17:16:48] [INFO ] [Real]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 17:16:48] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 17:16:49] [INFO ] [Real]Absence check using state equation in 735 ms returned sat
[2024-05-23 17:16:49] [INFO ] [Real]Added 479 Read/Feed constraints in 150 ms returned sat
[2024-05-23 17:16:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:16:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 15 ms returned sat
[2024-05-23 17:16:49] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 4 ms returned sat
[2024-05-23 17:16:50] [INFO ] [Nat]Absence check using state equation in 699 ms returned sat
[2024-05-23 17:16:50] [INFO ] [Nat]Added 479 Read/Feed constraints in 102 ms returned sat
[2024-05-23 17:16:50] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 433 ms.
[2024-05-23 17:16:52] [INFO ] Deduced a trap composed of 164 places in 1133 ms of which 12 ms to minimize.
[2024-05-23 17:16:53] [INFO ] Deduced a trap composed of 153 places in 1156 ms of which 11 ms to minimize.
[2024-05-23 17:16:54] [INFO ] Deduced a trap composed of 141 places in 1131 ms of which 11 ms to minimize.
[2024-05-23 17:16:54] [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 4
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 17:16:55] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-23 17:16:55] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 17:16:55] [INFO ] [Real]Absence check using state equation in 739 ms returned sat
[2024-05-23 17:16:56] [INFO ] [Real]Added 479 Read/Feed constraints in 167 ms returned sat
[2024-05-23 17:16:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:16:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 17:16:56] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 17:16:56] [INFO ] [Nat]Absence check using state equation in 738 ms returned sat
[2024-05-23 17:16:57] [INFO ] [Nat]Added 479 Read/Feed constraints in 128 ms returned sat
[2024-05-23 17:16:57] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 425 ms.
[2024-05-23 17:16:57] [INFO ] Added : 2 causal constraints over 1 iterations in 740 ms. Result :sat
Minimization took 576 ms.
[2024-05-23 17:16:58] [INFO ] [Real]Absence check using 3 positive place invariants in 18 ms returned sat
[2024-05-23 17:16:58] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 17:16:59] [INFO ] [Real]Absence check using state equation in 721 ms returned sat
[2024-05-23 17:16:59] [INFO ] [Real]Added 479 Read/Feed constraints in 119 ms returned sat
[2024-05-23 17:16:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:16:59] [INFO ] [Nat]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-23 17:16:59] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 17:17:00] [INFO ] [Nat]Absence check using state equation in 684 ms returned sat
[2024-05-23 17:17:00] [INFO ] [Nat]Added 479 Read/Feed constraints in 93 ms returned sat
[2024-05-23 17:17:01] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 411 ms.
[2024-05-23 17:17:01] [INFO ] Added : 1 causal constraints over 1 iterations in 728 ms. Result :sat
Minimization took 574 ms.
[2024-05-23 17:17:02] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-23 17:17:02] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 17:17:02] [INFO ] [Real]Absence check using state equation in 684 ms returned sat
[2024-05-23 17:17:03] [INFO ] [Real]Added 479 Read/Feed constraints in 104 ms returned sat
[2024-05-23 17:17:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 17:17:03] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 17:17:04] [INFO ] [Nat]Absence check using state equation in 693 ms returned sat
[2024-05-23 17:17:04] [INFO ] [Nat]Added 479 Read/Feed constraints in 263 ms returned sat
[2024-05-23 17:17:05] [INFO ] Deduced a trap composed of 147 places in 1129 ms of which 10 ms to minimize.
[2024-05-23 17:17:06] [INFO ] Deduced a trap composed of 141 places in 1073 ms of which 11 ms to minimize.
[2024-05-23 17:17:07] [INFO ] Deduced a trap composed of 136 places in 1106 ms of which 11 ms to minimize.
[2024-05-23 17:17:09] [INFO ] Deduced a trap composed of 134 places in 1097 ms of which 11 ms to minimize.
[2024-05-23 17:17:09] [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 7
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.verifyPossible(DeadlockTester.java:868)
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 17:17:09] [INFO ] [Real]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 17:17:09] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 17:17:10] [INFO ] [Real]Absence check using state equation in 796 ms returned sat
[2024-05-23 17:17:10] [INFO ] [Real]Added 479 Read/Feed constraints in 147 ms returned sat
[2024-05-23 17:17:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 17:17:10] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 17:17:11] [INFO ] [Nat]Absence check using state equation in 716 ms returned sat
[2024-05-23 17:17:11] [INFO ] [Nat]Added 479 Read/Feed constraints in 111 ms returned sat
[2024-05-23 17:17:11] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 418 ms.
[2024-05-23 17:17:12] [INFO ] Added : 1 causal constraints over 1 iterations in 745 ms. Result :sat
Minimization took 583 ms.
[2024-05-23 17:17:12] [INFO ] [Real]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 17:17:12] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 17:17:13] [INFO ] [Real]Absence check using state equation in 744 ms returned sat
[2024-05-23 17:17:13] [INFO ] [Real]Added 479 Read/Feed constraints in 112 ms returned sat
[2024-05-23 17:17:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 15 ms returned sat
[2024-05-23 17:17:14] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 17:17:14] [INFO ] [Nat]Absence check using state equation in 801 ms returned sat
[2024-05-23 17:17:15] [INFO ] [Nat]Added 479 Read/Feed constraints in 197 ms returned sat
[2024-05-23 17:17:15] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 421 ms.
[2024-05-23 17:17:16] [INFO ] Added : 2 causal constraints over 1 iterations in 763 ms. Result :sat
Minimization took 603 ms.
[2024-05-23 17:17:16] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-23 17:17:16] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 17:17:17] [INFO ] [Real]Absence check using state equation in 718 ms returned sat
[2024-05-23 17:17:17] [INFO ] [Real]Added 479 Read/Feed constraints in 133 ms returned sat
[2024-05-23 17:17:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 17:17:17] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 17:17:18] [INFO ] [Nat]Absence check using state equation in 714 ms returned sat
[2024-05-23 17:17:18] [INFO ] [Nat]Added 479 Read/Feed constraints in 125 ms returned sat
[2024-05-23 17:17:19] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 398 ms.
[2024-05-23 17:17:19] [INFO ] Added : 2 causal constraints over 1 iterations in 713 ms. Result :sat
Minimization took 580 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 2, 1, 0, 3, 2, 1, 2, 0, 1] Max Struct:[16, +inf, 16, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1, 2, 1, 0, 3, 2, 1, 2, 0, 1] Max Struct:[16, +inf, 16, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
Support contains 11 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.20 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 300 places :
Symmetric choice reduction at 1 with 300 rule applications. Total rules 680 place count 1122 transition count 3289
Iterating global reduction 1 with 300 rules applied. Total rules applied 980 place count 1122 transition count 3289
Ensure Unique test removed 350 transitions
Reduce isomorphic transitions removed 350 transitions.
Iterating post reduction 1 with 350 rules applied. Total rules applied 1330 place count 1122 transition count 2939
Discarding 154 places :
Symmetric choice reduction at 2 with 154 rule applications. Total rules 1484 place count 968 transition count 2631
Iterating global reduction 2 with 154 rules applied. Total rules applied 1638 place count 968 transition count 2631
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 2 with 60 rules applied. Total rules applied 1698 place count 968 transition count 2571
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1712 place count 954 transition count 2543
Iterating global reduction 3 with 14 rules applied. Total rules applied 1726 place count 954 transition count 2543
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1740 place count 940 transition count 2515
Iterating global reduction 3 with 14 rules applied. Total rules applied 1754 place count 940 transition count 2515
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1768 place count 926 transition count 2487
Iterating global reduction 3 with 14 rules applied. Total rules applied 1782 place count 926 transition count 2487
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1796 place count 912 transition count 2459
Iterating global reduction 3 with 14 rules applied. Total rules applied 1810 place count 912 transition count 2459
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1824 place count 898 transition count 2431
Iterating global reduction 3 with 14 rules applied. Total rules applied 1838 place count 898 transition count 2431
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 1850 place count 886 transition count 2407
Iterating global reduction 3 with 12 rules applied. Total rules applied 1862 place count 886 transition count 2407
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 1874 place count 874 transition count 2383
Iterating global reduction 3 with 12 rules applied. Total rules applied 1886 place count 874 transition count 2383
Discarding 46 places :
Symmetric choice reduction at 3 with 46 rule applications. Total rules 1932 place count 828 transition count 2213
Iterating global reduction 3 with 46 rules applied. Total rules applied 1978 place count 828 transition count 2213
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 2037 place count 769 transition count 1977
Iterating global reduction 3 with 59 rules applied. Total rules applied 2096 place count 769 transition count 1977
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 2154 place count 711 transition count 1823
Iterating global reduction 3 with 58 rules applied. Total rules applied 2212 place count 711 transition count 1823
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 2270 place count 653 transition count 1707
Iterating global reduction 3 with 58 rules applied. Total rules applied 2328 place count 653 transition count 1707
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 2386 place count 595 transition count 1591
Iterating global reduction 3 with 58 rules applied. Total rules applied 2444 place count 595 transition count 1591
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 2502 place count 537 transition count 1475
Iterating global reduction 3 with 58 rules applied. Total rules applied 2560 place count 537 transition count 1475
Discarding 56 places :
Symmetric choice reduction at 3 with 56 rule applications. Total rules 2616 place count 481 transition count 1363
Iterating global reduction 3 with 56 rules applied. Total rules applied 2672 place count 481 transition count 1363
Discarding 19 places :
Symmetric choice reduction at 3 with 19 rule applications. Total rules 2691 place count 462 transition count 1325
Iterating global reduction 3 with 19 rules applied. Total rules applied 2710 place count 462 transition count 1325
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 3 with 12 rules applied. Total rules applied 2722 place count 462 transition count 1313
Applied a total of 2722 rules in 1168 ms. Remains 462 /1628 variables (removed 1166) and now considering 1313/5962 (removed 4649) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1178 ms. Remains : 462/1628 places, 1313/5962 transitions.
[2024-05-23 17:17:21] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
Found an invariant !
This invariant on transitions {199=1, 327=1, 530=1, 746=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 380=1, 583=1, 741=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 142 ms. (steps per millisecond=70 ) properties (out of 11) seen :[1, 1, 1, 3, 0, 3, 5, 1, 0, 1, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[1, 1, 2, 3, 0, 3, 5, 1, 2, 1, 1] Max Struct:[16, +inf, 16, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
[2024-05-23 17:17:21] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
// Phase 1: matrix 758 rows 462 cols
[2024-05-23 17:17:21] [INFO ] Computed 3 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 2, 3, 0, 3, 5, 1, 2, 1, 1] Max Struct:[16, +inf, 16, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2418 ms. (413 steps per ms)
BEST_FIRST walk for 11000010 steps (22 resets) in 9469 ms. (1161 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3, 4, 3, 114, 171, 85, 971, 5, 539, 1, 140] Max Struct:[16, +inf, 16, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
[2024-05-23 17:17:33] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:17:33] [INFO ] Invariant cache hit.
[2024-05-23 17:17:33] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:33] [INFO ] [Real]Absence check using state equation in 149 ms returned sat
[2024-05-23 17:17:33] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:17:33] [INFO ] [Real]Added 94 Read/Feed constraints in 33 ms returned sat
[2024-05-23 17:17:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:34] [INFO ] [Nat]Absence check using state equation in 163 ms returned sat
[2024-05-23 17:17:34] [INFO ] [Nat]Added 94 Read/Feed constraints in 25 ms returned sat
[2024-05-23 17:17:34] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 83 ms.
[2024-05-23 17:17:34] [INFO ] Added : 0 causal constraints over 0 iterations in 149 ms. Result :sat
Minimization took 276 ms.
[2024-05-23 17:17:34] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:34] [INFO ] [Real]Absence check using state equation in 160 ms returned sat
[2024-05-23 17:17:34] [INFO ] [Real]Added 94 Read/Feed constraints in 32 ms returned sat
[2024-05-23 17:17:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:35] [INFO ] [Nat]Absence check using state equation in 152 ms returned sat
[2024-05-23 17:17:35] [INFO ] [Nat]Added 94 Read/Feed constraints in 43 ms returned sat
[2024-05-23 17:17:35] [INFO ] Deduced a trap composed of 120 places in 196 ms of which 3 ms to minimize.
[2024-05-23 17:17:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 244 ms
[2024-05-23 17:17:35] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 78 ms.
[2024-05-23 17:17:35] [INFO ] Added : 12 causal constraints over 4 iterations in 299 ms. Result :sat
Minimization took 277 ms.
[2024-05-23 17:17:36] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:36] [INFO ] [Real]Absence check using state equation in 171 ms returned sat
[2024-05-23 17:17:36] [INFO ] [Real]Added 94 Read/Feed constraints in 41 ms returned sat
[2024-05-23 17:17:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 9 ms returned sat
[2024-05-23 17:17:36] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2024-05-23 17:17:36] [INFO ] [Nat]Added 94 Read/Feed constraints in 31 ms returned sat
[2024-05-23 17:17:36] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 66 ms.
[2024-05-23 17:17:36] [INFO ] Added : 0 causal constraints over 0 iterations in 126 ms. Result :sat
Minimization took 268 ms.
[2024-05-23 17:17:37] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:17:37] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2024-05-23 17:17:37] [INFO ] [Real]Added 94 Read/Feed constraints in 37 ms returned sat
[2024-05-23 17:17:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:17:37] [INFO ] [Nat]Absence check using state equation in 159 ms returned sat
[2024-05-23 17:17:37] [INFO ] [Nat]Added 94 Read/Feed constraints in 39 ms returned sat
[2024-05-23 17:17:37] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 68 ms.
[2024-05-23 17:17:37] [INFO ] Added : 6 causal constraints over 3 iterations in 242 ms. Result :sat
Minimization took 267 ms.
[2024-05-23 17:17:38] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:17:38] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2024-05-23 17:17:38] [INFO ] [Real]Added 94 Read/Feed constraints in 67 ms returned sat
[2024-05-23 17:17:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:38] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:17:38] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 17:17:38] [INFO ] [Nat]Added 94 Read/Feed constraints in 45 ms returned sat
[2024-05-23 17:17:39] [INFO ] Deduced a trap composed of 90 places in 219 ms of which 3 ms to minimize.
[2024-05-23 17:17:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 258 ms
[2024-05-23 17:17:39] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 65 ms.
[2024-05-23 17:17:39] [INFO ] Added : 12 causal constraints over 4 iterations in 252 ms. Result :sat
Minimization took 276 ms.
[2024-05-23 17:17:39] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:17:39] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2024-05-23 17:17:39] [INFO ] [Real]Added 94 Read/Feed constraints in 38 ms returned sat
[2024-05-23 17:17:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:39] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:17:40] [INFO ] [Nat]Absence check using state equation in 145 ms returned sat
[2024-05-23 17:17:40] [INFO ] [Nat]Added 94 Read/Feed constraints in 37 ms returned sat
[2024-05-23 17:17:40] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 68 ms.
[2024-05-23 17:17:40] [INFO ] Added : 7 causal constraints over 2 iterations in 213 ms. Result :sat
Minimization took 265 ms.
[2024-05-23 17:17:40] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:40] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2024-05-23 17:17:40] [INFO ] [Real]Added 94 Read/Feed constraints in 38 ms returned sat
[2024-05-23 17:17:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:17:41] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2024-05-23 17:17:41] [INFO ] [Nat]Added 94 Read/Feed constraints in 34 ms returned sat
[2024-05-23 17:17:41] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 67 ms.
[2024-05-23 17:17:41] [INFO ] Added : 1 causal constraints over 1 iterations in 151 ms. Result :sat
Minimization took 264 ms.
[2024-05-23 17:17:41] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:17:41] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2024-05-23 17:17:41] [INFO ] [Real]Added 94 Read/Feed constraints in 43 ms returned sat
[2024-05-23 17:17:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:42] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2024-05-23 17:17:42] [INFO ] [Nat]Added 94 Read/Feed constraints in 63 ms returned sat
[2024-05-23 17:17:42] [INFO ] Deduced a trap composed of 87 places in 191 ms of which 3 ms to minimize.
[2024-05-23 17:17:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 238 ms
[2024-05-23 17:17:42] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 68 ms.
[2024-05-23 17:17:42] [INFO ] Added : 2 causal constraints over 1 iterations in 157 ms. Result :sat
Minimization took 293 ms.
[2024-05-23 17:17:43] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:17:43] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2024-05-23 17:17:43] [INFO ] [Real]Added 94 Read/Feed constraints in 40 ms returned sat
[2024-05-23 17:17:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:43] [INFO ] [Nat]Absence check using state equation in 159 ms returned sat
[2024-05-23 17:17:43] [INFO ] [Nat]Added 94 Read/Feed constraints in 35 ms returned sat
[2024-05-23 17:17:43] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 70 ms.
[2024-05-23 17:17:43] [INFO ] Added : 1 causal constraints over 1 iterations in 162 ms. Result :sat
Minimization took 264 ms.
[2024-05-23 17:17:44] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:17:44] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2024-05-23 17:17:44] [INFO ] [Real]Added 94 Read/Feed constraints in 41 ms returned sat
[2024-05-23 17:17:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:44] [INFO ] [Nat]Absence check using state equation in 150 ms returned sat
[2024-05-23 17:17:44] [INFO ] [Nat]Added 94 Read/Feed constraints in 43 ms returned sat
[2024-05-23 17:17:44] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 66 ms.
[2024-05-23 17:17:44] [INFO ] Added : 1 causal constraints over 1 iterations in 159 ms. Result :sat
Minimization took 284 ms.
[2024-05-23 17:17:45] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:45] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2024-05-23 17:17:45] [INFO ] [Real]Added 94 Read/Feed constraints in 41 ms returned sat
[2024-05-23 17:17:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:45] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 17:17:45] [INFO ] [Nat]Added 94 Read/Feed constraints in 37 ms returned sat
[2024-05-23 17:17:45] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 69 ms.
[2024-05-23 17:17:45] [INFO ] Added : 10 causal constraints over 4 iterations in 257 ms. Result :sat
Minimization took 280 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3, 4, 3, 114, 171, 85, 971, 5, 539, 1, 140] Max Struct:[16, +inf, 16, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
FORMULA FunctionPointer-PT-c016-UpperBounds-04 16 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[16, 4, 114, 171, 85, 971, 15, 539, 15, 140] Max Struct:[16, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
Support contains 10 out of 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Applied a total of 0 rules in 50 ms. Remains 462 /462 variables (removed 0) and now considering 1313/1313 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 462/462 places, 1313/1313 transitions.
[2024-05-23 17:17:46] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
Found an invariant !
This invariant on transitions {199=1, 327=1, 530=1, 746=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 380=1, 583=1, 741=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 10) seen :[1, 0, 2, 0, 3, 2, 0, 0, 2, 2]
FORMULA FunctionPointer-PT-c016-UpperBounds-01 16 TECHNIQUES TOPOLOGICAL COVER_WALK
Current structural bounds on expressions (after cover walk) : Max Seen:[4, 114, 171, 85, 971, 15, 539, 15, 140] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
[2024-05-23 17:17:46] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:17:46] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[4, 114, 171, 85, 971, 15, 539, 15, 140] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2235 ms. (447 steps per ms)
BEST_FIRST walk for 9000008 steps (18 resets) in 7127 ms. (1262 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[16, 216, 186, 85, 971, 15, 539, 15, 140] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
[2024-05-23 17:17:56] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:17:56] [INFO ] Invariant cache hit.
[2024-05-23 17:17:56] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:56] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 17:17:56] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:17:56] [INFO ] [Real]Added 94 Read/Feed constraints in 44 ms returned sat
[2024-05-23 17:17:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:17:56] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2024-05-23 17:17:56] [INFO ] [Nat]Added 94 Read/Feed constraints in 35 ms returned sat
[2024-05-23 17:17:56] [INFO ] Deduced a trap composed of 120 places in 194 ms of which 3 ms to minimize.
[2024-05-23 17:17:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 242 ms
[2024-05-23 17:17:56] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 70 ms.
[2024-05-23 17:17:57] [INFO ] Added : 12 causal constraints over 4 iterations in 281 ms. Result :sat
Minimization took 278 ms.
[2024-05-23 17:17:57] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:57] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2024-05-23 17:17:57] [INFO ] [Real]Added 94 Read/Feed constraints in 35 ms returned sat
[2024-05-23 17:17:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:17:57] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 17:17:58] [INFO ] [Nat]Added 94 Read/Feed constraints in 35 ms returned sat
[2024-05-23 17:17:58] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 69 ms.
[2024-05-23 17:17:58] [INFO ] Added : 6 causal constraints over 3 iterations in 236 ms. Result :sat
Minimization took 272 ms.
[2024-05-23 17:17:58] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:17:58] [INFO ] [Real]Absence check using state equation in 142 ms returned sat
[2024-05-23 17:17:58] [INFO ] [Real]Added 94 Read/Feed constraints in 65 ms returned sat
[2024-05-23 17:17:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:17:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:17:59] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2024-05-23 17:17:59] [INFO ] [Nat]Added 94 Read/Feed constraints in 44 ms returned sat
[2024-05-23 17:17:59] [INFO ] Deduced a trap composed of 90 places in 205 ms of which 3 ms to minimize.
[2024-05-23 17:17:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 252 ms
[2024-05-23 17:17:59] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 66 ms.
[2024-05-23 17:17:59] [INFO ] Added : 12 causal constraints over 4 iterations in 258 ms. Result :sat
Minimization took 270 ms.
[2024-05-23 17:18:00] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:18:00] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2024-05-23 17:18:00] [INFO ] [Real]Added 94 Read/Feed constraints in 36 ms returned sat
[2024-05-23 17:18:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:18:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:18:00] [INFO ] [Nat]Absence check using state equation in 170 ms returned sat
[2024-05-23 17:18:00] [INFO ] [Nat]Added 94 Read/Feed constraints in 37 ms returned sat
[2024-05-23 17:18:00] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 81 ms.
[2024-05-23 17:18:00] [INFO ] Added : 7 causal constraints over 2 iterations in 238 ms. Result :sat
Minimization took 269 ms.
[2024-05-23 17:18:01] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:18:01] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2024-05-23 17:18:01] [INFO ] [Real]Added 94 Read/Feed constraints in 37 ms returned sat
[2024-05-23 17:18:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:18:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:18:01] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 17:18:01] [INFO ] [Nat]Added 94 Read/Feed constraints in 34 ms returned sat
[2024-05-23 17:18:01] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 76 ms.
[2024-05-23 17:18:01] [INFO ] Added : 1 causal constraints over 1 iterations in 160 ms. Result :sat
Minimization took 262 ms.
[2024-05-23 17:18:02] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:18:02] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 17:18:02] [INFO ] [Real]Added 94 Read/Feed constraints in 43 ms returned sat
[2024-05-23 17:18:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:18:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:18:02] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 17:18:02] [INFO ] [Nat]Added 94 Read/Feed constraints in 61 ms returned sat
[2024-05-23 17:18:02] [INFO ] Deduced a trap composed of 87 places in 187 ms of which 4 ms to minimize.
[2024-05-23 17:18:03] [INFO ] Deduced a trap composed of 131 places in 167 ms of which 3 ms to minimize.
[2024-05-23 17:18:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 426 ms
[2024-05-23 17:18:03] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 67 ms.
[2024-05-23 17:18:03] [INFO ] Added : 2 causal constraints over 1 iterations in 151 ms. Result :sat
Minimization took 291 ms.
[2024-05-23 17:18:03] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:18:03] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2024-05-23 17:18:03] [INFO ] [Real]Added 94 Read/Feed constraints in 36 ms returned sat
[2024-05-23 17:18:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:18:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:18:04] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2024-05-23 17:18:04] [INFO ] [Nat]Added 94 Read/Feed constraints in 34 ms returned sat
[2024-05-23 17:18:04] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 67 ms.
[2024-05-23 17:18:04] [INFO ] Added : 1 causal constraints over 1 iterations in 157 ms. Result :sat
Minimization took 263 ms.
[2024-05-23 17:18:04] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:18:04] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2024-05-23 17:18:04] [INFO ] [Real]Added 94 Read/Feed constraints in 50 ms returned sat
[2024-05-23 17:18:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:18:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:18:05] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 17:18:05] [INFO ] [Nat]Added 94 Read/Feed constraints in 48 ms returned sat
[2024-05-23 17:18:05] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 71 ms.
[2024-05-23 17:18:05] [INFO ] Added : 1 causal constraints over 1 iterations in 156 ms. Result :sat
Minimization took 276 ms.
[2024-05-23 17:18:05] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:18:05] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2024-05-23 17:18:05] [INFO ] [Real]Added 94 Read/Feed constraints in 36 ms returned sat
[2024-05-23 17:18:05] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:18:05] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:18:06] [INFO ] [Nat]Absence check using state equation in 144 ms returned sat
[2024-05-23 17:18:06] [INFO ] [Nat]Added 94 Read/Feed constraints in 30 ms returned sat
[2024-05-23 17:18:06] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 72 ms.
[2024-05-23 17:18:06] [INFO ] Added : 10 causal constraints over 4 iterations in 259 ms. Result :sat
Minimization took 268 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[16, 216, 186, 85, 971, 15, 539, 15, 140] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[16, 216, 186, 85, 971, 15, 539, 15, 140] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
Support contains 9 out of 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Applied a total of 0 rules in 50 ms. Remains 462 /462 variables (removed 0) and now considering 1313/1313 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 462/462 places, 1313/1313 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Applied a total of 0 rules in 52 ms. Remains 462 /462 variables (removed 0) and now considering 1313/1313 (removed 0) transitions.
[2024-05-23 17:18:06] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:18:06] [INFO ] Invariant cache hit.
[2024-05-23 17:18:07] [INFO ] Implicit Places using invariants in 377 ms returned []
[2024-05-23 17:18:07] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:18:07] [INFO ] Invariant cache hit.
[2024-05-23 17:18:07] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:18:08] [INFO ] Implicit Places using invariants and state equation in 1370 ms returned []
Implicit Place search using SMT with State Equation took 1750 ms to find 0 implicit places.
[2024-05-23 17:18:08] [INFO ] Redundant transitions in 75 ms returned []
Running 1311 sub problems to find dead transitions.
[2024-05-23 17:18:08] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:18:08] [INFO ] Invariant cache hit.
[2024-05-23 17:18:08] [INFO ] State equation strengthened by 94 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
[2024-05-23 17:18:24] [INFO ] Deduced a trap composed of 131 places in 139 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
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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 462/1220 variables, and 4 constraints, problems are : Problem set: 0 solved, 1311 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/462 constraints, ReadFeed: 0/94 constraints, PredecessorRefiner: 1311/1311 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1311 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/462 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 3 (OVERLAPS) 758/1220 variables, 462/466 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1220 variables, 94/560 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1220 variables, 1311/1871 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1220/1220 variables, and 1871 constraints, problems are : Problem set: 0 solved, 1311 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 462/462 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 1311/1311 constraints, Known Traps: 1/1 constraints]
After SMT, in 64473ms problems are : Problem set: 0 solved, 1311 unsolved
Search for dead transitions found 0 dead transitions in 64497ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66401 ms. Remains : 462/462 places, 1313/1313 transitions.
[2024-05-23 17:19:13] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
Found an invariant !
This invariant on transitions {199=1, 327=1, 530=1, 746=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 380=1, 583=1, 741=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 9) seen :[0, 2, 0, 5, 0, 1, 0, 1, 1]
Current structural bounds on expressions (after cover walk) : Max Seen:[16, 216, 186, 85, 971, 15, 539, 15, 140] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
[2024-05-23 17:19:13] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:19:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[16, 216, 186, 85, 971, 15, 539, 15, 140] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
RANDOM walk for 1000001 steps (2 resets) in 2447 ms. (408 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 7470 ms. (1204 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[84, 216, 186, 85, 971, 15, 539, 15, 140] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
[2024-05-23 17:19:23] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:19:23] [INFO ] Invariant cache hit.
[2024-05-23 17:19:23] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:19:23] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2024-05-23 17:19:23] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:19:23] [INFO ] [Real]Added 94 Read/Feed constraints in 33 ms returned sat
[2024-05-23 17:19:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:19:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:19:23] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 17:19:24] [INFO ] [Nat]Added 94 Read/Feed constraints in 32 ms returned sat
[2024-05-23 17:19:24] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 69 ms.
[2024-05-23 17:19:24] [INFO ] Added : 3 causal constraints over 1 iterations in 174 ms. Result :sat
Minimization took 267 ms.
[2024-05-23 17:19:24] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:19:24] [INFO ] [Real]Absence check using state equation in 156 ms returned sat
[2024-05-23 17:19:24] [INFO ] [Real]Added 94 Read/Feed constraints in 33 ms returned sat
[2024-05-23 17:19:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:19:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:19:25] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 17:19:25] [INFO ] [Nat]Added 94 Read/Feed constraints in 36 ms returned sat
[2024-05-23 17:19:25] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 127 ms.
[2024-05-23 17:19:25] [INFO ] Added : 6 causal constraints over 3 iterations in 284 ms. Result :sat
Minimization took 264 ms.
[2024-05-23 17:19:25] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:19:25] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2024-05-23 17:19:25] [INFO ] [Real]Added 94 Read/Feed constraints in 66 ms returned sat
[2024-05-23 17:19:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:19:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:19:26] [INFO ] [Nat]Absence check using state equation in 150 ms returned sat
[2024-05-23 17:19:26] [INFO ] [Nat]Added 94 Read/Feed constraints in 45 ms returned sat
[2024-05-23 17:19:26] [INFO ] Deduced a trap composed of 90 places in 212 ms of which 3 ms to minimize.
[2024-05-23 17:19:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 259 ms
[2024-05-23 17:19:26] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 68 ms.
[2024-05-23 17:19:26] [INFO ] Added : 12 causal constraints over 4 iterations in 261 ms. Result :sat
Minimization took 279 ms.
[2024-05-23 17:19:27] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:19:27] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2024-05-23 17:19:27] [INFO ] [Real]Added 94 Read/Feed constraints in 37 ms returned sat
[2024-05-23 17:19:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:19:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:19:27] [INFO ] [Nat]Absence check using state equation in 144 ms returned sat
[2024-05-23 17:19:27] [INFO ] [Nat]Added 94 Read/Feed constraints in 36 ms returned sat
[2024-05-23 17:19:27] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 67 ms.
[2024-05-23 17:19:27] [INFO ] Added : 7 causal constraints over 2 iterations in 215 ms. Result :sat
Minimization took 269 ms.
[2024-05-23 17:19:28] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:19:28] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 17:19:28] [INFO ] [Real]Added 94 Read/Feed constraints in 40 ms returned sat
[2024-05-23 17:19:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:19:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:19:28] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2024-05-23 17:19:28] [INFO ] [Nat]Added 94 Read/Feed constraints in 35 ms returned sat
[2024-05-23 17:19:28] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 67 ms.
[2024-05-23 17:19:28] [INFO ] Added : 1 causal constraints over 1 iterations in 156 ms. Result :sat
Minimization took 255 ms.
[2024-05-23 17:19:29] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:19:29] [INFO ] [Real]Absence check using state equation in 149 ms returned sat
[2024-05-23 17:19:29] [INFO ] [Real]Added 94 Read/Feed constraints in 44 ms returned sat
[2024-05-23 17:19:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:19:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:19:29] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2024-05-23 17:19:29] [INFO ] [Nat]Added 94 Read/Feed constraints in 60 ms returned sat
[2024-05-23 17:19:29] [INFO ] Deduced a trap composed of 87 places in 197 ms of which 3 ms to minimize.
[2024-05-23 17:19:30] [INFO ] Deduced a trap composed of 131 places in 172 ms of which 3 ms to minimize.
[2024-05-23 17:19:30] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 439 ms
[2024-05-23 17:19:30] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 66 ms.
[2024-05-23 17:19:30] [INFO ] Added : 2 causal constraints over 1 iterations in 150 ms. Result :sat
Minimization took 292 ms.
[2024-05-23 17:19:30] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:19:30] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-23 17:19:30] [INFO ] [Real]Added 94 Read/Feed constraints in 41 ms returned sat
[2024-05-23 17:19:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:19:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:19:31] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2024-05-23 17:19:31] [INFO ] [Nat]Added 94 Read/Feed constraints in 38 ms returned sat
[2024-05-23 17:19:31] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 66 ms.
[2024-05-23 17:19:31] [INFO ] Added : 1 causal constraints over 1 iterations in 148 ms. Result :sat
Minimization took 261 ms.
[2024-05-23 17:19:31] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:19:31] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2024-05-23 17:19:31] [INFO ] [Real]Added 94 Read/Feed constraints in 44 ms returned sat
[2024-05-23 17:19:31] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:19:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:19:32] [INFO ] [Nat]Absence check using state equation in 158 ms returned sat
[2024-05-23 17:19:32] [INFO ] [Nat]Added 94 Read/Feed constraints in 48 ms returned sat
[2024-05-23 17:19:32] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 71 ms.
[2024-05-23 17:19:32] [INFO ] Added : 1 causal constraints over 1 iterations in 160 ms. Result :sat
Minimization took 268 ms.
[2024-05-23 17:19:32] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:19:32] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2024-05-23 17:19:32] [INFO ] [Real]Added 94 Read/Feed constraints in 38 ms returned sat
[2024-05-23 17:19:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:19:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 12 ms returned sat
[2024-05-23 17:19:33] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 17:19:33] [INFO ] [Nat]Added 94 Read/Feed constraints in 31 ms returned sat
[2024-05-23 17:19:33] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 69 ms.
[2024-05-23 17:19:33] [INFO ] Added : 10 causal constraints over 4 iterations in 261 ms. Result :sat
Minimization took 268 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[84, 216, 186, 85, 971, 15, 539, 15, 140] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[84, 216, 186, 85, 971, 15, 539, 15, 140] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
Support contains 9 out of 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Applied a total of 0 rules in 50 ms. Remains 462 /462 variables (removed 0) and now considering 1313/1313 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 462/462 places, 1313/1313 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Applied a total of 0 rules in 49 ms. Remains 462 /462 variables (removed 0) and now considering 1313/1313 (removed 0) transitions.
[2024-05-23 17:19:34] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:19:34] [INFO ] Invariant cache hit.
[2024-05-23 17:19:34] [INFO ] Implicit Places using invariants in 374 ms returned []
[2024-05-23 17:19:34] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:19:34] [INFO ] Invariant cache hit.
[2024-05-23 17:19:34] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:19:35] [INFO ] Implicit Places using invariants and state equation in 1351 ms returned []
Implicit Place search using SMT with State Equation took 1727 ms to find 0 implicit places.
[2024-05-23 17:19:35] [INFO ] Redundant transitions in 26 ms returned []
Running 1311 sub problems to find dead transitions.
[2024-05-23 17:19:35] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:19:35] [INFO ] Invariant cache hit.
[2024-05-23 17:19:35] [INFO ] State equation strengthened by 94 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
[2024-05-23 17:19:51] [INFO ] Deduced a trap composed of 131 places in 128 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 462/1220 variables, and 4 constraints, problems are : Problem set: 0 solved, 1311 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/462 constraints, ReadFeed: 0/94 constraints, PredecessorRefiner: 1311/1311 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1311 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/462 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 3 (OVERLAPS) 758/1220 variables, 462/466 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1220 variables, 94/560 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1220 variables, 1311/1871 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1220/1220 variables, and 1871 constraints, problems are : Problem set: 0 solved, 1311 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 462/462 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 1311/1311 constraints, Known Traps: 1/1 constraints]
After SMT, in 64366ms problems are : Problem set: 0 solved, 1311 unsolved
Search for dead transitions found 0 dead transitions in 64377ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66190 ms. Remains : 462/462 places, 1313/1313 transitions.
[2024-05-23 17:20:40] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
Found an invariant !
This invariant on transitions {199=1, 327=1, 530=1, 746=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 380=1, 583=1, 741=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 9) seen :[0, 2, 0, 2, 0, 3, 3, 1, 1]
Current structural bounds on expressions (after cover walk) : Max Seen:[84, 216, 186, 85, 971, 15, 539, 15, 140] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
[2024-05-23 17:20:40] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:20:40] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[84, 216, 186, 85, 971, 15, 539, 15, 140] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
RANDOM walk for 1000002 steps (2 resets) in 2294 ms. (435 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 7347 ms. (1224 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[84, 216, 186, 85, 971, 15, 632, 15, 190] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
[2024-05-23 17:20:50] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:20:50] [INFO ] Invariant cache hit.
[2024-05-23 17:20:50] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:20:50] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 17:20:50] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:20:50] [INFO ] [Real]Added 94 Read/Feed constraints in 34 ms returned sat
[2024-05-23 17:20:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:20:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:20:50] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2024-05-23 17:20:50] [INFO ] [Nat]Added 94 Read/Feed constraints in 30 ms returned sat
[2024-05-23 17:20:50] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 66 ms.
[2024-05-23 17:20:50] [INFO ] Added : 3 causal constraints over 1 iterations in 169 ms. Result :sat
Minimization took 264 ms.
[2024-05-23 17:20:51] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:20:51] [INFO ] [Real]Absence check using state equation in 159 ms returned sat
[2024-05-23 17:20:51] [INFO ] [Real]Added 94 Read/Feed constraints in 31 ms returned sat
[2024-05-23 17:20:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:20:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:20:51] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 17:20:51] [INFO ] [Nat]Added 94 Read/Feed constraints in 35 ms returned sat
[2024-05-23 17:20:51] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 66 ms.
[2024-05-23 17:20:51] [INFO ] Added : 6 causal constraints over 3 iterations in 215 ms. Result :sat
Minimization took 259 ms.
[2024-05-23 17:20:52] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:20:52] [INFO ] [Real]Absence check using state equation in 161 ms returned sat
[2024-05-23 17:20:52] [INFO ] [Real]Added 94 Read/Feed constraints in 69 ms returned sat
[2024-05-23 17:20:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:20:52] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:20:52] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 17:20:52] [INFO ] [Nat]Added 94 Read/Feed constraints in 44 ms returned sat
[2024-05-23 17:20:53] [INFO ] Deduced a trap composed of 90 places in 204 ms of which 3 ms to minimize.
[2024-05-23 17:20:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 245 ms
[2024-05-23 17:20:53] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 66 ms.
[2024-05-23 17:20:53] [INFO ] Added : 12 causal constraints over 4 iterations in 267 ms. Result :sat
Minimization took 260 ms.
[2024-05-23 17:20:53] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:20:53] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2024-05-23 17:20:53] [INFO ] [Real]Added 94 Read/Feed constraints in 37 ms returned sat
[2024-05-23 17:20:53] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:20:53] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:20:54] [INFO ] [Nat]Absence check using state equation in 169 ms returned sat
[2024-05-23 17:20:54] [INFO ] [Nat]Added 94 Read/Feed constraints in 38 ms returned sat
[2024-05-23 17:20:54] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 74 ms.
[2024-05-23 17:20:54] [INFO ] Added : 7 causal constraints over 2 iterations in 230 ms. Result :sat
Minimization took 261 ms.
[2024-05-23 17:20:54] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:20:54] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2024-05-23 17:20:55] [INFO ] [Real]Added 94 Read/Feed constraints in 37 ms returned sat
[2024-05-23 17:20:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:20:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:20:55] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 17:20:55] [INFO ] [Nat]Added 94 Read/Feed constraints in 34 ms returned sat
[2024-05-23 17:20:55] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 68 ms.
[2024-05-23 17:20:55] [INFO ] Added : 1 causal constraints over 1 iterations in 163 ms. Result :sat
Minimization took 250 ms.
[2024-05-23 17:20:55] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:20:55] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2024-05-23 17:20:55] [INFO ] [Real]Added 94 Read/Feed constraints in 44 ms returned sat
[2024-05-23 17:20:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:20:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:20:56] [INFO ] [Nat]Absence check using state equation in 152 ms returned sat
[2024-05-23 17:20:56] [INFO ] [Nat]Added 94 Read/Feed constraints in 63 ms returned sat
[2024-05-23 17:20:56] [INFO ] Deduced a trap composed of 87 places in 189 ms of which 3 ms to minimize.
[2024-05-23 17:20:56] [INFO ] Deduced a trap composed of 131 places in 174 ms of which 5 ms to minimize.
[2024-05-23 17:20:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 447 ms
[2024-05-23 17:20:56] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 71 ms.
[2024-05-23 17:20:56] [INFO ] Added : 2 causal constraints over 1 iterations in 157 ms. Result :sat
Minimization took 289 ms.
[2024-05-23 17:20:57] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:20:57] [INFO ] [Real]Absence check using state equation in 149 ms returned sat
[2024-05-23 17:20:57] [INFO ] [Real]Added 94 Read/Feed constraints in 39 ms returned sat
[2024-05-23 17:20:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:20:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:20:57] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 17:20:57] [INFO ] [Nat]Added 94 Read/Feed constraints in 34 ms returned sat
[2024-05-23 17:20:57] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 66 ms.
[2024-05-23 17:20:57] [INFO ] Added : 1 causal constraints over 1 iterations in 150 ms. Result :sat
Minimization took 261 ms.
[2024-05-23 17:20:58] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:20:58] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2024-05-23 17:20:58] [INFO ] [Real]Added 94 Read/Feed constraints in 45 ms returned sat
[2024-05-23 17:20:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:20:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:20:58] [INFO ] [Nat]Absence check using state equation in 157 ms returned sat
[2024-05-23 17:20:58] [INFO ] [Nat]Added 94 Read/Feed constraints in 48 ms returned sat
[2024-05-23 17:20:58] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 67 ms.
[2024-05-23 17:20:58] [INFO ] Added : 1 causal constraints over 1 iterations in 158 ms. Result :sat
Minimization took 270 ms.
[2024-05-23 17:20:59] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:20:59] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2024-05-23 17:20:59] [INFO ] [Real]Added 94 Read/Feed constraints in 38 ms returned sat
[2024-05-23 17:20:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:20:59] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:20:59] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 17:20:59] [INFO ] [Nat]Added 94 Read/Feed constraints in 30 ms returned sat
[2024-05-23 17:20:59] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 69 ms.
[2024-05-23 17:21:00] [INFO ] Added : 10 causal constraints over 4 iterations in 262 ms. Result :sat
Minimization took 261 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[84, 216, 186, 85, 971, 15, 632, 15, 190] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[84, 216, 186, 85, 971, 15, 632, 15, 190] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
Support contains 9 out of 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Applied a total of 0 rules in 49 ms. Remains 462 /462 variables (removed 0) and now considering 1313/1313 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 462/462 places, 1313/1313 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Applied a total of 0 rules in 48 ms. Remains 462 /462 variables (removed 0) and now considering 1313/1313 (removed 0) transitions.
[2024-05-23 17:21:00] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:21:00] [INFO ] Invariant cache hit.
[2024-05-23 17:21:00] [INFO ] Implicit Places using invariants in 317 ms returned []
[2024-05-23 17:21:00] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:21:00] [INFO ] Invariant cache hit.
[2024-05-23 17:21:01] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:21:02] [INFO ] Implicit Places using invariants and state equation in 1358 ms returned []
Implicit Place search using SMT with State Equation took 1676 ms to find 0 implicit places.
[2024-05-23 17:21:02] [INFO ] Redundant transitions in 21 ms returned []
Running 1311 sub problems to find dead transitions.
[2024-05-23 17:21:02] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:21:02] [INFO ] Invariant cache hit.
[2024-05-23 17:21:02] [INFO ] State equation strengthened by 94 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
[2024-05-23 17:21:17] [INFO ] Deduced a trap composed of 131 places in 128 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 462/1220 variables, and 4 constraints, problems are : Problem set: 0 solved, 1311 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/462 constraints, ReadFeed: 0/94 constraints, PredecessorRefiner: 1311/1311 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1311 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/462 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 3 (OVERLAPS) 758/1220 variables, 462/466 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1220 variables, 94/560 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1220 variables, 1311/1871 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1220/1220 variables, and 1871 constraints, problems are : Problem set: 0 solved, 1311 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 462/462 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 1311/1311 constraints, Known Traps: 1/1 constraints]
After SMT, in 64106ms problems are : Problem set: 0 solved, 1311 unsolved
Search for dead transitions found 0 dead transitions in 64117ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65871 ms. Remains : 462/462 places, 1313/1313 transitions.
[2024-05-23 17:22:06] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
Found an invariant !
This invariant on transitions {199=1, 327=1, 530=1, 746=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 380=1, 583=1, 741=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 9) seen :[2, 3, 4, 2, 4, 1, 3, 0, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[84, 216, 186, 85, 971, 15, 632, 15, 190] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
[2024-05-23 17:22:06] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:22:06] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[84, 216, 186, 85, 971, 15, 632, 15, 190] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
RANDOM walk for 1000000 steps (2 resets) in 2421 ms. (412 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 7791 ms. (1155 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[84, 216, 186, 85, 971, 15, 632, 15, 190] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
[2024-05-23 17:22:16] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:22:16] [INFO ] Invariant cache hit.
[2024-05-23 17:22:17] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:22:17] [INFO ] [Real]Absence check using state equation in 156 ms returned sat
[2024-05-23 17:22:17] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:22:17] [INFO ] [Real]Added 94 Read/Feed constraints in 36 ms returned sat
[2024-05-23 17:22:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:22:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:22:17] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2024-05-23 17:22:17] [INFO ] [Nat]Added 94 Read/Feed constraints in 31 ms returned sat
[2024-05-23 17:22:17] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 93 ms.
[2024-05-23 17:22:17] [INFO ] Added : 3 causal constraints over 1 iterations in 194 ms. Result :sat
Minimization took 260 ms.
[2024-05-23 17:22:18] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:22:18] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2024-05-23 17:22:18] [INFO ] [Real]Added 94 Read/Feed constraints in 35 ms returned sat
[2024-05-23 17:22:18] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:22:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:22:18] [INFO ] [Nat]Absence check using state equation in 165 ms returned sat
[2024-05-23 17:22:18] [INFO ] [Nat]Added 94 Read/Feed constraints in 35 ms returned sat
[2024-05-23 17:22:18] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 80 ms.
[2024-05-23 17:22:18] [INFO ] Added : 6 causal constraints over 3 iterations in 241 ms. Result :sat
Minimization took 265 ms.
[2024-05-23 17:22:19] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:22:19] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2024-05-23 17:22:19] [INFO ] [Real]Added 94 Read/Feed constraints in 67 ms returned sat
[2024-05-23 17:22:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:22:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:22:19] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 17:22:19] [INFO ] [Nat]Added 94 Read/Feed constraints in 45 ms returned sat
[2024-05-23 17:22:20] [INFO ] Deduced a trap composed of 90 places in 215 ms of which 3 ms to minimize.
[2024-05-23 17:22:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 261 ms
[2024-05-23 17:22:20] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 78 ms.
[2024-05-23 17:22:20] [INFO ] Added : 12 causal constraints over 4 iterations in 272 ms. Result :sat
Minimization took 269 ms.
[2024-05-23 17:22:20] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:22:20] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-23 17:22:20] [INFO ] [Real]Added 94 Read/Feed constraints in 37 ms returned sat
[2024-05-23 17:22:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:22:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:22:21] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2024-05-23 17:22:21] [INFO ] [Nat]Added 94 Read/Feed constraints in 41 ms returned sat
[2024-05-23 17:22:21] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 70 ms.
[2024-05-23 17:22:21] [INFO ] Added : 7 causal constraints over 2 iterations in 226 ms. Result :sat
Minimization took 329 ms.
[2024-05-23 17:22:21] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:22:21] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2024-05-23 17:22:22] [INFO ] [Real]Added 94 Read/Feed constraints in 37 ms returned sat
[2024-05-23 17:22:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:22:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:22:22] [INFO ] [Nat]Absence check using state equation in 145 ms returned sat
[2024-05-23 17:22:22] [INFO ] [Nat]Added 94 Read/Feed constraints in 33 ms returned sat
[2024-05-23 17:22:22] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 67 ms.
[2024-05-23 17:22:22] [INFO ] Added : 1 causal constraints over 1 iterations in 152 ms. Result :sat
Minimization took 263 ms.
[2024-05-23 17:22:22] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:22:22] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2024-05-23 17:22:23] [INFO ] [Real]Added 94 Read/Feed constraints in 44 ms returned sat
[2024-05-23 17:22:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:22:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:22:23] [INFO ] [Nat]Absence check using state equation in 161 ms returned sat
[2024-05-23 17:22:23] [INFO ] [Nat]Added 94 Read/Feed constraints in 65 ms returned sat
[2024-05-23 17:22:23] [INFO ] Deduced a trap composed of 87 places in 191 ms of which 3 ms to minimize.
[2024-05-23 17:22:23] [INFO ] Deduced a trap composed of 131 places in 163 ms of which 2 ms to minimize.
[2024-05-23 17:22:23] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 438 ms
[2024-05-23 17:22:23] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 71 ms.
[2024-05-23 17:22:23] [INFO ] Added : 2 causal constraints over 1 iterations in 161 ms. Result :sat
Minimization took 359 ms.
[2024-05-23 17:22:24] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:22:24] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2024-05-23 17:22:24] [INFO ] [Real]Added 94 Read/Feed constraints in 41 ms returned sat
[2024-05-23 17:22:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:22:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:22:24] [INFO ] [Nat]Absence check using state equation in 166 ms returned sat
[2024-05-23 17:22:24] [INFO ] [Nat]Added 94 Read/Feed constraints in 38 ms returned sat
[2024-05-23 17:22:25] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 70 ms.
[2024-05-23 17:22:25] [INFO ] Added : 1 causal constraints over 1 iterations in 167 ms. Result :sat
Minimization took 326 ms.
[2024-05-23 17:22:25] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:22:25] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2024-05-23 17:22:25] [INFO ] [Real]Added 94 Read/Feed constraints in 44 ms returned sat
[2024-05-23 17:22:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:22:25] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:22:25] [INFO ] [Nat]Absence check using state equation in 170 ms returned sat
[2024-05-23 17:22:26] [INFO ] [Nat]Added 94 Read/Feed constraints in 48 ms returned sat
[2024-05-23 17:22:26] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 79 ms.
[2024-05-23 17:22:26] [INFO ] Added : 1 causal constraints over 1 iterations in 177 ms. Result :sat
Minimization took 277 ms.
[2024-05-23 17:22:26] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:22:26] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 17:22:26] [INFO ] [Real]Added 94 Read/Feed constraints in 40 ms returned sat
[2024-05-23 17:22:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:22:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:22:27] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 17:22:27] [INFO ] [Nat]Added 94 Read/Feed constraints in 33 ms returned sat
[2024-05-23 17:22:27] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 79 ms.
[2024-05-23 17:22:27] [INFO ] Added : 10 causal constraints over 4 iterations in 268 ms. Result :sat
Minimization took 266 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[84, 216, 186, 85, 971, 15, 632, 15, 190] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[84, 216, 186, 85, 971, 15, 632, 15, 190] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
Support contains 9 out of 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Applied a total of 0 rules in 55 ms. Remains 462 /462 variables (removed 0) and now considering 1313/1313 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 462/462 places, 1313/1313 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Applied a total of 0 rules in 55 ms. Remains 462 /462 variables (removed 0) and now considering 1313/1313 (removed 0) transitions.
[2024-05-23 17:22:27] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:22:27] [INFO ] Invariant cache hit.
[2024-05-23 17:22:28] [INFO ] Implicit Places using invariants in 324 ms returned []
[2024-05-23 17:22:28] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:22:28] [INFO ] Invariant cache hit.
[2024-05-23 17:22:28] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:22:29] [INFO ] Implicit Places using invariants and state equation in 1390 ms returned []
Implicit Place search using SMT with State Equation took 1717 ms to find 0 implicit places.
[2024-05-23 17:22:29] [INFO ] Redundant transitions in 22 ms returned []
Running 1311 sub problems to find dead transitions.
[2024-05-23 17:22:29] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:22:29] [INFO ] Invariant cache hit.
[2024-05-23 17:22:29] [INFO ] State equation strengthened by 94 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
[2024-05-23 17:22:46] [INFO ] Deduced a trap composed of 131 places in 141 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 462/1220 variables, and 4 constraints, problems are : Problem set: 0 solved, 1311 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/462 constraints, ReadFeed: 0/94 constraints, PredecessorRefiner: 1311/1311 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1311 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/462 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 3 (OVERLAPS) 758/1220 variables, 462/466 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1220 variables, 94/560 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1220 variables, 1311/1871 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1220/1220 variables, and 1871 constraints, problems are : Problem set: 0 solved, 1311 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 462/462 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 1311/1311 constraints, Known Traps: 1/1 constraints]
After SMT, in 64896ms problems are : Problem set: 0 solved, 1311 unsolved
Search for dead transitions found 0 dead transitions in 64910ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66717 ms. Remains : 462/462 places, 1313/1313 transitions.
[2024-05-23 17:23:34] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
Found an invariant !
This invariant on transitions {199=1, 327=1, 530=1, 746=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 380=1, 583=1, 741=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 9) seen :[0, 2, 0, 3, 0, 1, 0, 1, 1]
Current structural bounds on expressions (after cover walk) : Max Seen:[84, 216, 186, 85, 971, 15, 632, 15, 190] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
RANDOM walk for 40000 steps (8 resets) in 1462 ms. (27 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 125 ms. (317 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 128 ms. (310 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 101 ms. (392 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 10/10 properties
[2024-05-23 17:23:35] [INFO ] Flatten gal took : 282 ms
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 10/10 properties
[2024-05-23 17:23:35] [INFO ] Flatten gal took : 83 ms
BEST_FIRST walk for 40004 steps (8 resets) in 51 ms. (769 steps per ms) remains 10/10 properties
[2024-05-23 17:23:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13838556630416284522.gal : 28 ms
[2024-05-23 17:23:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4080950953356300667.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/ReachabilityCardinality13838556630416284522.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4080950953356300667.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 118 ms. (336 steps per ms) remains 10/10 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 81 ms. (487 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 10/10 properties
Loading property file /tmp/ReachabilityCardinality4080950953356300667.prop.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :31 after 1991
Interrupted probabilistic random walk after 168417 steps, run timeout after 3001 ms. (steps per millisecond=56 ) properties seen :0 out of 10
Probabilistic random walk after 168417 steps, saw 104228 distinct states, run finished after 3009 ms. (steps per millisecond=55 ) properties seen :0
[2024-05-23 17:23:38] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:23:38] [INFO ] Invariant cache hit.
[2024-05-23 17:23:38] [INFO ] State equation strengthened by 94 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, 10 unsolved
At refinement iteration 1 (OVERLAPS) 383/392 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :1991 after 1.2361e+06
At refinement iteration 3 (OVERLAPS) 663/1055 variables, 392/393 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1055 variables, 6/399 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1055 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 82/1137 variables, 19/418 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1137 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1137 variables, 80/499 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1137 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 10 (OVERLAPS) 13/1150 variables, 1/500 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1150 variables, 1/501 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1150 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (OVERLAPS) 57/1207 variables, 39/540 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1207 variables, 8/548 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1207 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 16 (OVERLAPS) 13/1220 variables, 11/559 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1220 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 18 (OVERLAPS) 0/1220 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1220/1220 variables, and 559 constraints, problems are : Problem set: 0 solved, 10 unsolved in 1180 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 462/462 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 383/392 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 663/1055 variables, 392/393 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1055 variables, 6/399 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1055 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 82/1137 variables, 19/418 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1137 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1137 variables, 80/499 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1137 variables, 10/509 constraints. Problems are: Problem set: 0 solved, 10 unsolved
[2024-05-23 17:23:40] [INFO ] Deduced a trap composed of 135 places in 149 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/1137 variables, 1/510 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1137 variables, 0/510 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 12 (OVERLAPS) 13/1150 variables, 1/511 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1150 variables, 1/512 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1150 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 15 (OVERLAPS) 57/1207 variables, 39/551 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1207 variables, 8/559 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1207 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 18 (OVERLAPS) 13/1220 variables, 11/570 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1220 variables, 0/570 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 20 (OVERLAPS) 0/1220 variables, 0/570 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1220/1220 variables, and 570 constraints, problems are : Problem set: 0 solved, 10 unsolved in 2091 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 462/462 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 1/1 constraints]
After SMT, in 3295ms problems are : Problem set: 0 solved, 10 unsolved
Fused 10 Parikh solutions to 5 different solutions.
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :1.2361e+06 after 3.67091e+10
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :3.67091e+10 after 4.87337e+17
Parikh walk visited 0 properties in 30001 ms.
Support contains 9 out of 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Applied a total of 0 rules in 56 ms. Remains 462 /462 variables (removed 0) and now considering 1313/1313 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 462/462 places, 1313/1313 transitions.
RANDOM walk for 40001 steps (8 resets) in 282 ms. (141 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 58 ms. (678 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 71 ms. (555 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 64 ms. (615 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 64 ms. (615 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 75 ms. (526 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 87 ms. (454 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 72 ms. (548 steps per ms) remains 10/10 properties
Interrupted probabilistic random walk after 180637 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 10
Probabilistic random walk after 180637 steps, saw 111789 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
[2024-05-23 17:24:15] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:24:15] [INFO ] Invariant cache hit.
[2024-05-23 17:24:15] [INFO ] State equation strengthened by 94 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, 10 unsolved
At refinement iteration 1 (OVERLAPS) 383/392 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 663/1055 variables, 392/393 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1055 variables, 6/399 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1055 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 82/1137 variables, 19/418 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1137 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1137 variables, 80/499 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1137 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 10 (OVERLAPS) 13/1150 variables, 1/500 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1150 variables, 1/501 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1150 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (OVERLAPS) 57/1207 variables, 39/540 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1207 variables, 8/548 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1207 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 16 (OVERLAPS) 13/1220 variables, 11/559 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1220 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 18 (OVERLAPS) 0/1220 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1220/1220 variables, and 559 constraints, problems are : Problem set: 0 solved, 10 unsolved in 1260 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 462/462 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 383/392 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 663/1055 variables, 392/393 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1055 variables, 6/399 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1055 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 82/1137 variables, 19/418 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1137 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1137 variables, 80/499 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1137 variables, 10/509 constraints. Problems are: Problem set: 0 solved, 10 unsolved
[2024-05-23 17:24:17] [INFO ] Deduced a trap composed of 135 places in 154 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/1137 variables, 1/510 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1137 variables, 0/510 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 12 (OVERLAPS) 13/1150 variables, 1/511 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1150 variables, 1/512 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1150 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 15 (OVERLAPS) 57/1207 variables, 39/551 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1207 variables, 8/559 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1207 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 18 (OVERLAPS) 13/1220 variables, 11/570 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1220 variables, 0/570 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 20 (OVERLAPS) 0/1220 variables, 0/570 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1220/1220 variables, and 570 constraints, problems are : Problem set: 0 solved, 10 unsolved in 2069 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 462/462 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 1/1 constraints]
After SMT, in 3346ms problems are : Problem set: 0 solved, 10 unsolved
Fused 10 Parikh solutions to 5 different solutions.
Detected timeout of ITS tools.
[2024-05-23 17:24:25] [INFO ] Flatten gal took : 68 ms
[2024-05-23 17:24:25] [INFO ] Applying decomposition
[2024-05-23 17:24:25] [INFO ] Flatten gal took : 59 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/graph15087805653312950216.txt' '-o' '/tmp/graph15087805653312950216.bin' '-w' '/tmp/graph15087805653312950216.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph15087805653312950216.bin' '-l' '-1' '-v' '-w' '/tmp/graph15087805653312950216.weights' '-q' '0' '-e' '0.001'
[2024-05-23 17:24:26] [INFO ] Decomposing Gal with order
[2024-05-23 17:24:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 17:24:26] [INFO ] Removed a total of 2255 redundant transitions.
[2024-05-23 17:24:26] [INFO ] Flatten gal took : 266 ms
[2024-05-23 17:24:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 1013 labels/synchronizations in 107 ms.
[2024-05-23 17:24:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9442495914765862252.gal : 21 ms
[2024-05-23 17:24:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1087390169313133661.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/ReachabilityCardinality9442495914765862252.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1087390169313133661.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/ReachabilityCardinality1087390169313133661.prop.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 6
Parikh walk visited 0 properties in 30000 ms.
Support contains 9 out of 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Applied a total of 0 rules in 70 ms. Remains 462 /462 variables (removed 0) and now considering 1313/1313 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 462/462 places, 1313/1313 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Applied a total of 0 rules in 57 ms. Remains 462 /462 variables (removed 0) and now considering 1313/1313 (removed 0) transitions.
[2024-05-23 17:24:49] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:24:49] [INFO ] Invariant cache hit.
[2024-05-23 17:24:49] [INFO ] Implicit Places using invariants in 353 ms returned []
[2024-05-23 17:24:49] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:24:49] [INFO ] Invariant cache hit.
[2024-05-23 17:24:49] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:24:50] [INFO ] Implicit Places using invariants and state equation in 1350 ms returned []
Implicit Place search using SMT with State Equation took 1705 ms to find 0 implicit places.
[2024-05-23 17:24:50] [INFO ] Redundant transitions in 16 ms returned []
Running 1311 sub problems to find dead transitions.
[2024-05-23 17:24:50] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:24:50] [INFO ] Invariant cache hit.
[2024-05-23 17:24:50] [INFO ] State equation strengthened by 94 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
[2024-05-23 17:25:07] [INFO ] Deduced a trap composed of 131 places in 139 ms of which 7 ms to minimize.
Detected timeout of ITS tools.
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 462/1220 variables, and 4 constraints, problems are : Problem set: 0 solved, 1311 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/462 constraints, ReadFeed: 0/94 constraints, PredecessorRefiner: 1311/1311 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1311 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/462 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 3 (OVERLAPS) 758/1220 variables, 462/466 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1220 variables, 94/560 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1220 variables, 1311/1871 constraints. Problems are: Problem set: 0 solved, 1311 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1220/1220 variables, and 1871 constraints, problems are : Problem set: 0 solved, 1311 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 462/462 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 1311/1311 constraints, Known Traps: 1/1 constraints]
After SMT, in 65111ms problems are : Problem set: 0 solved, 1311 unsolved
Search for dead transitions found 0 dead transitions in 65124ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66913 ms. Remains : 462/462 places, 1313/1313 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[84, 216, 186, 85, 971, 15, 632, 15, 190] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, 16, +inf]
Starting property specific reduction for FunctionPointer-PT-c016-UpperBounds-02
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 17:25:55] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:25:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10001 steps (2 resets) in 23 ms. (416 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[+inf]
[2024-05-23 17:25:55] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:25:55] [INFO ] Invariant cache hit.
[2024-05-23 17:25:55] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:25:56] [INFO ] [Real]Absence check using state equation in 140 ms returned sat
[2024-05-23 17:25:56] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:25:56] [INFO ] [Real]Added 94 Read/Feed constraints in 32 ms returned sat
[2024-05-23 17:25:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:25:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:25:56] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 17:25:56] [INFO ] [Nat]Added 94 Read/Feed constraints in 35 ms returned sat
[2024-05-23 17:25:56] [INFO ] Deduced a trap composed of 120 places in 190 ms of which 3 ms to minimize.
[2024-05-23 17:25:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 239 ms
[2024-05-23 17:25:56] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 69 ms.
[2024-05-23 17:25:56] [INFO ] Added : 11 causal constraints over 4 iterations in 274 ms. Result :sat
Minimization took 269 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[+inf]
Support contains 1 out of 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Graph (complete) has 2247 edges and 462 vertex of which 459 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 459 transition count 1308
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 12 place count 453 transition count 1296
Iterating global reduction 1 with 6 rules applied. Total rules applied 18 place count 453 transition count 1296
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 453 transition count 1292
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 27 place count 448 transition count 1280
Iterating global reduction 2 with 5 rules applied. Total rules applied 32 place count 448 transition count 1280
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 36 place count 448 transition count 1276
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 40 place count 444 transition count 1268
Iterating global reduction 3 with 4 rules applied. Total rules applied 44 place count 444 transition count 1268
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 48 place count 440 transition count 1258
Iterating global reduction 3 with 4 rules applied. Total rules applied 52 place count 440 transition count 1258
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 56 place count 436 transition count 1248
Iterating global reduction 3 with 4 rules applied. Total rules applied 60 place count 436 transition count 1248
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 64 place count 432 transition count 1240
Iterating global reduction 3 with 4 rules applied. Total rules applied 68 place count 432 transition count 1240
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 71 place count 429 transition count 1234
Iterating global reduction 3 with 3 rules applied. Total rules applied 74 place count 429 transition count 1234
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 77 place count 426 transition count 1228
Iterating global reduction 3 with 3 rules applied. Total rules applied 80 place count 426 transition count 1228
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 82 place count 424 transition count 1224
Iterating global reduction 3 with 2 rules applied. Total rules applied 84 place count 424 transition count 1224
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 86 place count 422 transition count 1220
Iterating global reduction 3 with 2 rules applied. Total rules applied 88 place count 422 transition count 1220
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 89 place count 421 transition count 1218
Iterating global reduction 3 with 1 rules applied. Total rules applied 90 place count 421 transition count 1218
Applied a total of 90 rules in 168 ms. Remains 421 /462 variables (removed 41) and now considering 1218/1313 (removed 95) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 169 ms. Remains : 421/462 places, 1218/1313 transitions.
[2024-05-23 17:25:57] [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 40 ms. (steps per millisecond=250 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:25:57] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
// Phase 1: matrix 688 rows 421 cols
[2024-05-23 17:25:57] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000003 steps (2 resets) in 2078 ms. (481 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 714 ms. (1398 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:26:00] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:26:00] [INFO ] Invariant cache hit.
[2024-05-23 17:26:00] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:26:00] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2024-05-23 17:26:00] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:26:00] [INFO ] [Real]Added 75 Read/Feed constraints in 24 ms returned sat
[2024-05-23 17:26:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:26:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:26:00] [INFO ] [Nat]Absence check using state equation in 130 ms returned sat
[2024-05-23 17:26:00] [INFO ] [Nat]Added 75 Read/Feed constraints in 19 ms returned sat
[2024-05-23 17:26:01] [INFO ] Deduced a trap composed of 70 places in 197 ms of which 3 ms to minimize.
[2024-05-23 17:26:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 238 ms
[2024-05-23 17:26:01] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 354 transitions) in 66 ms.
[2024-05-23 17:26:01] [INFO ] Added : 8 causal constraints over 3 iterations in 226 ms. Result :sat
Minimization took 244 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 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 17:26:01] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:26:01] [INFO ] Invariant cache hit.
[2024-05-23 17:26:02] [INFO ] Implicit Places using invariants in 296 ms returned []
[2024-05-23 17:26:02] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:26:02] [INFO ] Invariant cache hit.
[2024-05-23 17:26:02] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:26:03] [INFO ] Implicit Places using invariants and state equation in 1291 ms returned []
Implicit Place search using SMT with State Equation took 1592 ms to find 0 implicit places.
[2024-05-23 17:26:03] [INFO ] Redundant transitions in 17 ms returned []
Running 1216 sub problems to find dead transitions.
[2024-05-23 17:26:03] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:26:03] [INFO ] Invariant cache hit.
[2024-05-23 17:26:03] [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 17:26:17] [INFO ] Deduced a trap composed of 135 places in 127 ms of which 2 ms to minimize.
[2024-05-23 17:26:18] [INFO ] Deduced a trap composed of 131 places in 127 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 3 (OVERLAPS) 688/1109 variables, 421/426 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
SMT process timed out in 34096ms, After SMT, problems are : Problem set: 0 solved, 1216 unsolved
Search for dead transitions found 0 dead transitions in 34109ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35776 ms. Remains : 421/421 places, 1218/1218 transitions.
[2024-05-23 17:26:37] [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 38 ms. (steps per millisecond=263 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 31289 steps (6 resets) in 129 ms. (240 steps per ms) remains 0/1 properties
[2024-05-23 17:26:37] [INFO ] Flatten gal took : 49 ms
[2024-05-23 17:26:37] [INFO ] Flatten gal took : 35 ms
[2024-05-23 17:26:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16676582955258300046.gal : 9 ms
[2024-05-23 17:26:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2659633213099899148.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/ReachabilityCardinality16676582955258300046.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2659633213099899148.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:[2] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c016-UpperBounds-02 in 42072 ms.
Starting property specific reduction for FunctionPointer-PT-c016-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 17:26:37] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
// Phase 1: matrix 758 rows 462 cols
[2024-05-23 17:26:37] [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 23 ms. (416 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 17:26:38] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:26:38] [INFO ] Invariant cache hit.
[2024-05-23 17:26:38] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:26:38] [INFO ] [Real]Absence check using state equation in 156 ms returned sat
[2024-05-23 17:26:38] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:26:38] [INFO ] [Real]Added 94 Read/Feed constraints in 36 ms returned sat
[2024-05-23 17:26:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:26:38] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:26:38] [INFO ] [Nat]Absence check using state equation in 170 ms returned sat
[2024-05-23 17:26:38] [INFO ] [Nat]Added 94 Read/Feed constraints in 33 ms returned sat
[2024-05-23 17:26:38] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 71 ms.
[2024-05-23 17:26:38] [INFO ] Added : 5 causal constraints over 3 iterations in 234 ms. Result :sat
Minimization took 267 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 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Graph (complete) has 2247 edges and 462 vertex of which 459 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 459 transition count 1308
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 12 place count 453 transition count 1296
Iterating global reduction 1 with 6 rules applied. Total rules applied 18 place count 453 transition count 1296
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 20 place count 453 transition count 1294
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 25 place count 448 transition count 1280
Iterating global reduction 2 with 5 rules applied. Total rules applied 30 place count 448 transition count 1280
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 34 place count 448 transition count 1276
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 38 place count 444 transition count 1268
Iterating global reduction 3 with 4 rules applied. Total rules applied 42 place count 444 transition count 1268
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 46 place count 440 transition count 1260
Iterating global reduction 3 with 4 rules applied. Total rules applied 50 place count 440 transition count 1260
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 54 place count 436 transition count 1250
Iterating global reduction 3 with 4 rules applied. Total rules applied 58 place count 436 transition count 1250
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 62 place count 432 transition count 1242
Iterating global reduction 3 with 4 rules applied. Total rules applied 66 place count 432 transition count 1242
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 69 place count 429 transition count 1236
Iterating global reduction 3 with 3 rules applied. Total rules applied 72 place count 429 transition count 1236
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 75 place count 426 transition count 1230
Iterating global reduction 3 with 3 rules applied. Total rules applied 78 place count 426 transition count 1230
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 79 place count 425 transition count 1228
Iterating global reduction 3 with 1 rules applied. Total rules applied 80 place count 425 transition count 1228
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 81 place count 424 transition count 1226
Iterating global reduction 3 with 1 rules applied. Total rules applied 82 place count 424 transition count 1226
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 83 place count 423 transition count 1224
Iterating global reduction 3 with 1 rules applied. Total rules applied 84 place count 423 transition count 1224
Applied a total of 84 rules in 155 ms. Remains 423 /462 variables (removed 39) and now considering 1224/1313 (removed 89) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 423/462 places, 1224/1313 transitions.
[2024-05-23 17:26:39] [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 66 ms. (steps per millisecond=151 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[3] Max Struct:[+inf]
[2024-05-23 17:26:39] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
// Phase 1: matrix 691 rows 423 cols
[2024-05-23 17:26:39] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[3] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 1974 ms. (506 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 734 ms. (1360 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[201] Max Struct:[+inf]
[2024-05-23 17:26:42] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:26:42] [INFO ] Invariant cache hit.
[2024-05-23 17:26:42] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:26:42] [INFO ] [Real]Absence check using state equation in 133 ms returned sat
[2024-05-23 17:26:42] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:26:42] [INFO ] [Real]Added 75 Read/Feed constraints in 30 ms returned sat
[2024-05-23 17:26:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:26:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:26:42] [INFO ] [Nat]Absence check using state equation in 134 ms returned sat
[2024-05-23 17:26:42] [INFO ] [Nat]Added 75 Read/Feed constraints in 28 ms returned sat
[2024-05-23 17:26:43] [INFO ] Deduced a trap composed of 113 places in 200 ms of which 3 ms to minimize.
[2024-05-23 17:26:43] [INFO ] Deduced a trap composed of 90 places in 184 ms of which 4 ms to minimize.
[2024-05-23 17:26:43] [INFO ] Deduced a trap composed of 78 places in 193 ms of which 3 ms to minimize.
[2024-05-23 17:26:43] [INFO ] Deduced a trap composed of 73 places in 181 ms of which 3 ms to minimize.
[2024-05-23 17:26:43] [INFO ] Deduced a trap composed of 71 places in 179 ms of which 3 ms to minimize.
[2024-05-23 17:26:44] [INFO ] Deduced a trap composed of 70 places in 174 ms of which 3 ms to minimize.
[2024-05-23 17:26:44] [INFO ] Deduced a trap composed of 77 places in 180 ms of which 3 ms to minimize.
[2024-05-23 17:26:44] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1459 ms
[2024-05-23 17:26:44] [INFO ] Computed and/alt/rep : 339/1255/332 causal constraints (skipped 357 transitions) in 68 ms.
[2024-05-23 17:26:44] [INFO ] Added : 22 causal constraints over 5 iterations in 329 ms. Result :sat
Minimization took 247 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[201] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[201] 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 43 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 43 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 42 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2024-05-23 17:26:45] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:26:45] [INFO ] Invariant cache hit.
[2024-05-23 17:26:46] [INFO ] Implicit Places using invariants in 336 ms returned []
[2024-05-23 17:26:46] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:26:46] [INFO ] Invariant cache hit.
[2024-05-23 17:26:46] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:26:47] [INFO ] Implicit Places using invariants and state equation in 1227 ms returned []
Implicit Place search using SMT with State Equation took 1566 ms to find 0 implicit places.
[2024-05-23 17:26:47] [INFO ] Redundant transitions in 14 ms returned []
Running 1222 sub problems to find dead transitions.
[2024-05-23 17:26:47] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:26:47] [INFO ] Invariant cache hit.
[2024-05-23 17:26:47] [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 17:27:01] [INFO ] Deduced a trap composed of 135 places in 122 ms of which 3 ms to minimize.
[2024-05-23 17:27:01] [INFO ] Deduced a trap composed of 131 places in 142 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1222 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) 691/1114 variables, 423/428 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
SMT process timed out in 34026ms, After SMT, problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 34036ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35670 ms. Remains : 423/423 places, 1224/1224 transitions.
[2024-05-23 17:27:21] [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 84 ms. (steps per millisecond=119 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[201] Max Struct:[+inf]
[2024-05-23 17:27:21] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:27:21] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[201] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2277 ms. (438 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 709 ms. (1408 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[211] Max Struct:[+inf]
[2024-05-23 17:27:24] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:27:24] [INFO ] Invariant cache hit.
[2024-05-23 17:27:24] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:27:25] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2024-05-23 17:27:25] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:27:25] [INFO ] [Real]Added 75 Read/Feed constraints in 34 ms returned sat
[2024-05-23 17:27:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:27:25] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:27:25] [INFO ] [Nat]Absence check using state equation in 130 ms returned sat
[2024-05-23 17:27:25] [INFO ] [Nat]Added 75 Read/Feed constraints in 26 ms returned sat
[2024-05-23 17:27:25] [INFO ] Deduced a trap composed of 113 places in 179 ms of which 3 ms to minimize.
[2024-05-23 17:27:25] [INFO ] Deduced a trap composed of 90 places in 175 ms of which 2 ms to minimize.
[2024-05-23 17:27:25] [INFO ] Deduced a trap composed of 78 places in 171 ms of which 2 ms to minimize.
[2024-05-23 17:27:26] [INFO ] Deduced a trap composed of 73 places in 174 ms of which 3 ms to minimize.
[2024-05-23 17:27:26] [INFO ] Deduced a trap composed of 71 places in 170 ms of which 2 ms to minimize.
[2024-05-23 17:27:26] [INFO ] Deduced a trap composed of 70 places in 173 ms of which 2 ms to minimize.
[2024-05-23 17:27:26] [INFO ] Deduced a trap composed of 77 places in 176 ms of which 3 ms to minimize.
[2024-05-23 17:27:26] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1362 ms
[2024-05-23 17:27:26] [INFO ] Computed and/alt/rep : 339/1255/332 causal constraints (skipped 357 transitions) in 61 ms.
[2024-05-23 17:27:27] [INFO ] Added : 22 causal constraints over 5 iterations in 283 ms. Result :sat
Minimization took 245 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[211] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[211] 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 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.
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.
[2024-05-23 17:27:28] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:27:28] [INFO ] Invariant cache hit.
[2024-05-23 17:27:28] [INFO ] Implicit Places using invariants in 290 ms returned []
[2024-05-23 17:27:28] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:27:28] [INFO ] Invariant cache hit.
[2024-05-23 17:27:28] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:27:29] [INFO ] Implicit Places using invariants and state equation in 1236 ms returned []
Implicit Place search using SMT with State Equation took 1528 ms to find 0 implicit places.
[2024-05-23 17:27:29] [INFO ] Redundant transitions in 19 ms returned []
Running 1222 sub problems to find dead transitions.
[2024-05-23 17:27:29] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:27:29] [INFO ] Invariant cache hit.
[2024-05-23 17:27:29] [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 17:27:44] [INFO ] Deduced a trap composed of 135 places in 131 ms of which 2 ms to minimize.
[2024-05-23 17:27:44] [INFO ] Deduced a trap composed of 131 places in 129 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 691/1114 variables, 423/428 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
SMT process timed out in 34031ms, After SMT, problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 34041ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35638 ms. Remains : 423/423 places, 1224/1224 transitions.
[2024-05-23 17:28:04] [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 47 ms. (steps per millisecond=212 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[211] Max Struct:[+inf]
[2024-05-23 17:28:04] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:28:04] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[211] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2103 ms. (475 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 731 ms. (1366 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[219] Max Struct:[+inf]
[2024-05-23 17:28:07] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:28:07] [INFO ] Invariant cache hit.
[2024-05-23 17:28:07] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:28:07] [INFO ] [Real]Absence check using state equation in 134 ms returned sat
[2024-05-23 17:28:07] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:28:07] [INFO ] [Real]Added 75 Read/Feed constraints in 30 ms returned sat
[2024-05-23 17:28:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:28:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:28:07] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 17:28:07] [INFO ] [Nat]Added 75 Read/Feed constraints in 29 ms returned sat
[2024-05-23 17:28:07] [INFO ] Deduced a trap composed of 113 places in 182 ms of which 2 ms to minimize.
[2024-05-23 17:28:08] [INFO ] Deduced a trap composed of 90 places in 182 ms of which 2 ms to minimize.
[2024-05-23 17:28:08] [INFO ] Deduced a trap composed of 78 places in 193 ms of which 3 ms to minimize.
[2024-05-23 17:28:08] [INFO ] Deduced a trap composed of 73 places in 183 ms of which 2 ms to minimize.
[2024-05-23 17:28:08] [INFO ] Deduced a trap composed of 71 places in 199 ms of which 3 ms to minimize.
[2024-05-23 17:28:08] [INFO ] Deduced a trap composed of 70 places in 197 ms of which 3 ms to minimize.
[2024-05-23 17:28:09] [INFO ] Deduced a trap composed of 77 places in 203 ms of which 3 ms to minimize.
[2024-05-23 17:28:09] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1521 ms
[2024-05-23 17:28:09] [INFO ] Computed and/alt/rep : 339/1255/332 causal constraints (skipped 357 transitions) in 73 ms.
[2024-05-23 17:28:09] [INFO ] Added : 22 causal constraints over 5 iterations in 306 ms. Result :sat
Minimization took 250 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[219] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[219] 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 46 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 47 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2024-05-23 17:28:11] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:28:11] [INFO ] Invariant cache hit.
[2024-05-23 17:28:11] [INFO ] Implicit Places using invariants in 299 ms returned []
[2024-05-23 17:28:11] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:28:11] [INFO ] Invariant cache hit.
[2024-05-23 17:28:11] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:28:12] [INFO ] Implicit Places using invariants and state equation in 1234 ms returned []
Implicit Place search using SMT with State Equation took 1535 ms to find 0 implicit places.
[2024-05-23 17:28:12] [INFO ] Redundant transitions in 15 ms returned []
Running 1222 sub problems to find dead transitions.
[2024-05-23 17:28:12] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:28:12] [INFO ] Invariant cache hit.
[2024-05-23 17:28:12] [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 17:28:26] [INFO ] Deduced a trap composed of 135 places in 129 ms of which 2 ms to minimize.
[2024-05-23 17:28:27] [INFO ] Deduced a trap composed of 131 places in 138 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 691/1114 variables, 423/428 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
SMT process timed out in 34405ms, After SMT, problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 34420ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36030 ms. Remains : 423/423 places, 1224/1224 transitions.
[2024-05-23 17:28:47] [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 55 ms. (steps per millisecond=181 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[219] Max Struct:[+inf]
[2024-05-23 17:28:47] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:28:47] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[219] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 2134 ms. (468 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 761 ms. (1312 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[219] Max Struct:[+inf]
[2024-05-23 17:28:50] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:28:50] [INFO ] Invariant cache hit.
[2024-05-23 17:28:50] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:28:50] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2024-05-23 17:28:50] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:28:50] [INFO ] [Real]Added 75 Read/Feed constraints in 32 ms returned sat
[2024-05-23 17:28:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:28:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:28:50] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 17:28:50] [INFO ] [Nat]Added 75 Read/Feed constraints in 30 ms returned sat
[2024-05-23 17:28:51] [INFO ] Deduced a trap composed of 113 places in 188 ms of which 3 ms to minimize.
[2024-05-23 17:28:51] [INFO ] Deduced a trap composed of 90 places in 198 ms of which 3 ms to minimize.
[2024-05-23 17:28:51] [INFO ] Deduced a trap composed of 78 places in 181 ms of which 2 ms to minimize.
[2024-05-23 17:28:51] [INFO ] Deduced a trap composed of 73 places in 178 ms of which 2 ms to minimize.
[2024-05-23 17:28:51] [INFO ] Deduced a trap composed of 71 places in 178 ms of which 3 ms to minimize.
[2024-05-23 17:28:52] [INFO ] Deduced a trap composed of 70 places in 182 ms of which 2 ms to minimize.
[2024-05-23 17:28:52] [INFO ] Deduced a trap composed of 77 places in 184 ms of which 2 ms to minimize.
[2024-05-23 17:28:52] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1453 ms
[2024-05-23 17:28:52] [INFO ] Computed and/alt/rep : 339/1255/332 causal constraints (skipped 357 transitions) in 71 ms.
[2024-05-23 17:28:52] [INFO ] Added : 22 causal constraints over 5 iterations in 296 ms. Result :sat
Minimization took 246 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[219] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[219] 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 50 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 50 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 42 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2024-05-23 17:28:54] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:28:54] [INFO ] Invariant cache hit.
[2024-05-23 17:28:54] [INFO ] Implicit Places using invariants in 296 ms returned []
[2024-05-23 17:28:54] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:28:54] [INFO ] Invariant cache hit.
[2024-05-23 17:28:54] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:28:55] [INFO ] Implicit Places using invariants and state equation in 1225 ms returned []
Implicit Place search using SMT with State Equation took 1523 ms to find 0 implicit places.
[2024-05-23 17:28:55] [INFO ] Redundant transitions in 15 ms returned []
Running 1222 sub problems to find dead transitions.
[2024-05-23 17:28:55] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:28:55] [INFO ] Invariant cache hit.
[2024-05-23 17:28:55] [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 17:29:09] [INFO ] Deduced a trap composed of 135 places in 178 ms of which 3 ms to minimize.
[2024-05-23 17:29:10] [INFO ] Deduced a trap composed of 131 places in 115 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 691/1114 variables, 423/428 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
SMT process timed out in 34311ms, After SMT, problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 34321ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35911 ms. Remains : 423/423 places, 1224/1224 transitions.
[2024-05-23 17:29:29] [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 43 ms. (steps per millisecond=232 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[219] Max Struct:[+inf]
RANDOM walk for 40001 steps (8 resets) in 172 ms. (231 steps per ms) remains 1/1 properties
[2024-05-23 17:29:30] [INFO ] Flatten gal took : 44 ms
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 1/1 properties
[2024-05-23 17:29:30] [INFO ] Flatten gal took : 46 ms
[2024-05-23 17:29:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8588903607969005474.gal : 7 ms
[2024-05-23 17:29:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8141361787480380391.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/ReachabilityCardinality8588903607969005474.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8141361787480380391.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/ReachabilityCardinality8141361787480380391.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 1.19797e+06
Interrupted probabilistic random walk after 642266 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :0 out of 1
Probabilistic random walk after 642266 steps, saw 393822 distinct states, run finished after 3001 ms. (steps per millisecond=214 ) properties seen :0
[2024-05-23 17:29:33] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:29:33] [INFO ] Invariant cache hit.
[2024-05-23 17:29:33] [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 304 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 321 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 632ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1282 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 42 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 42 ms. Remains : 423/423 places, 1224/1224 transitions.
RANDOM walk for 40001 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
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.19797e+06 after 3.3554e+10
Interrupted probabilistic random walk after 648727 steps, run timeout after 3001 ms. (steps per millisecond=216 ) properties seen :0 out of 1
Probabilistic random walk after 648727 steps, saw 397784 distinct states, run finished after 3001 ms. (steps per millisecond=216 ) properties seen :0
[2024-05-23 17:29:38] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:29:38] [INFO ] Invariant cache hit.
[2024-05-23 17:29:38] [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 311 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 314 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 634ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1291 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 43 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 43 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 42 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2024-05-23 17:29:40] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:29:40] [INFO ] Invariant cache hit.
[2024-05-23 17:29:40] [INFO ] Implicit Places using invariants in 319 ms returned []
[2024-05-23 17:29:40] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:29:40] [INFO ] Invariant cache hit.
[2024-05-23 17:29:40] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:29:41] [INFO ] Implicit Places using invariants and state equation in 1218 ms returned []
Implicit Place search using SMT with State Equation took 1540 ms to find 0 implicit places.
[2024-05-23 17:29:41] [INFO ] Redundant transitions in 18 ms returned []
Running 1222 sub problems to find dead transitions.
[2024-05-23 17:29:41] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 17:29:41] [INFO ] Invariant cache hit.
[2024-05-23 17:29:41] [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 17:29:56] [INFO ] Deduced a trap composed of 135 places in 138 ms of which 3 ms to minimize.
[2024-05-23 17:29:57] [INFO ] Deduced a trap composed of 131 places in 135 ms of which 2 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.3554e+10 after 3.85835e+17
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
SMT process timed out in 34559ms, After SMT, problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 34570ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36177 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 58 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 17:30:16] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 17:30:16] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 17:30:16] [INFO ] After 10ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 17:30:16] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 17:30:16] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:30:16] [INFO ] After 38ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:30:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 17:30:16] [INFO ] After 9ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 17:30:16] [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 17:30:16] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:30:16] [INFO ] After 34ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:30:16] [INFO ] Flatten gal took : 2 ms
[2024-05-23 17:30:16] [INFO ] Flatten gal took : 1 ms
[2024-05-23 17:30:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10020145068989386811.gal : 1 ms
[2024-05-23 17:30:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7332263806333303225.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/ReachabilityCardinality10020145068989386811.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7332263806333303225.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/ReachabilityCardinality7332263806333303225.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 48
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :48 after 578
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :578 after 4539
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :4539 after 108987
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :108987 after 319515
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :319515 after 738939
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :738939 after 1.57616e+06
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.57616e+06 after 3.24896e+06
Detected timeout of ITS tools.
[2024-05-23 17:30:20] [INFO ] Flatten gal took : 47 ms
[2024-05-23 17:30:20] [INFO ] Applying decomposition
[2024-05-23 17:30:20] [INFO ] Flatten gal took : 29 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/graph4277223140798172192.txt' '-o' '/tmp/graph4277223140798172192.bin' '-w' '/tmp/graph4277223140798172192.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph4277223140798172192.bin' '-l' '-1' '-v' '-w' '/tmp/graph4277223140798172192.weights' '-q' '0' '-e' '0.001'
[2024-05-23 17:30:20] [INFO ] Decomposing Gal with order
[2024-05-23 17:30:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 17:30:20] [INFO ] Removed a total of 2101 redundant transitions.
[2024-05-23 17:30:20] [INFO ] Flatten gal took : 58 ms
[2024-05-23 17:30:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 903 labels/synchronizations in 37 ms.
[2024-05-23 17:30:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13094677450323761033.gal : 6 ms
[2024-05-23 17:30:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11106558314634218805.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/ReachabilityCardinality13094677450323761033.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11106558314634218805.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/ReachabilityCardinality11106558314634218805.prop.
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :3.24896e+06 after 6.59292e+06
Detected timeout of ITS tools.
[2024-05-23 17:30:31] [INFO ] Flatten gal took : 1 ms
[2024-05-23 17:30:31] [INFO ] Applying decomposition
[2024-05-23 17:30:31] [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/graph3917608023441226920.txt' '-o' '/tmp/graph3917608023441226920.bin' '-w' '/tmp/graph3917608023441226920.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph3917608023441226920.bin' '-l' '-1' '-v' '-w' '/tmp/graph3917608023441226920.weights' '-q' '0' '-e' '0.001'
[2024-05-23 17:30:31] [INFO ] Decomposing Gal with order
[2024-05-23 17:30:31] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 17:30:31] [INFO ] Removed a total of 30 redundant transitions.
[2024-05-23 17:30:31] [INFO ] Flatten gal took : 3 ms
[2024-05-23 17:30:31] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 1 ms.
[2024-05-23 17:30:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4248914351397998492.gal : 1 ms
[2024-05-23 17:30:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5194806489556982910.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/ReachabilityCardinality4248914351397998492.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5194806489556982910.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/ReachabilityCardinality5194806489556982910.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 48
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :48 after 1716
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30211 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:[219] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c016-UpperBounds-05 in 248776 ms.
Starting property specific reduction for FunctionPointer-PT-c016-UpperBounds-08
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 17:30:46] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
// Phase 1: matrix 758 rows 462 cols
[2024-05-23 17:30:46] [INFO ] Computed 3 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10002 steps (2 resets) in 25 ms. (384 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 17:30:46] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:30:46] [INFO ] Invariant cache hit.
[2024-05-23 17:30:46] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:30:47] [INFO ] [Real]Absence check using state equation in 166 ms returned sat
[2024-05-23 17:30:47] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:30:47] [INFO ] [Real]Added 94 Read/Feed constraints in 32 ms returned sat
[2024-05-23 17:30:47] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:30:47] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:30:47] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 17:30:47] [INFO ] [Nat]Added 94 Read/Feed constraints in 29 ms returned sat
[2024-05-23 17:30:47] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 77 ms.
[2024-05-23 17:30:47] [INFO ] Added : 3 causal constraints over 1 iterations in 196 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 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Graph (complete) has 2247 edges and 462 vertex of which 459 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 459 transition count 1308
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 12 place count 453 transition count 1296
Iterating global reduction 1 with 6 rules applied. Total rules applied 18 place count 453 transition count 1296
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 453 transition count 1292
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 27 place count 448 transition count 1278
Iterating global reduction 2 with 5 rules applied. Total rules applied 32 place count 448 transition count 1278
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 36 place count 448 transition count 1274
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 40 place count 444 transition count 1266
Iterating global reduction 3 with 4 rules applied. Total rules applied 44 place count 444 transition count 1266
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 48 place count 440 transition count 1256
Iterating global reduction 3 with 4 rules applied. Total rules applied 52 place count 440 transition count 1256
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 56 place count 436 transition count 1246
Iterating global reduction 3 with 4 rules applied. Total rules applied 60 place count 436 transition count 1246
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 64 place count 432 transition count 1238
Iterating global reduction 3 with 4 rules applied. Total rules applied 68 place count 432 transition count 1238
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 72 place count 428 transition count 1230
Iterating global reduction 3 with 4 rules applied. Total rules applied 76 place count 428 transition count 1230
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 80 place count 424 transition count 1222
Iterating global reduction 3 with 4 rules applied. Total rules applied 84 place count 424 transition count 1222
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 86 place count 422 transition count 1218
Iterating global reduction 3 with 2 rules applied. Total rules applied 88 place count 422 transition count 1218
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 90 place count 420 transition count 1214
Iterating global reduction 3 with 2 rules applied. Total rules applied 92 place count 420 transition count 1214
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 93 place count 419 transition count 1212
Iterating global reduction 3 with 1 rules applied. Total rules applied 94 place count 419 transition count 1212
Applied a total of 94 rules in 202 ms. Remains 419 /462 variables (removed 43) and now considering 1212/1313 (removed 101) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 203 ms. Remains : 419/462 places, 1212/1313 transitions.
[2024-05-23 17:30:48] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
Found an invariant !
This invariant on transitions {252=1, 340=1, 538=1, 680=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {250=1, 338=1, 664=1, 683=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 17:30:48] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
// Phase 1: matrix 685 rows 419 cols
[2024-05-23 17:30:48] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2002 ms. (499 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 775 ms. (1288 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[584] Max Struct:[+inf]
[2024-05-23 17:30:51] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:30:51] [INFO ] Invariant cache hit.
[2024-05-23 17:30:51] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:30:51] [INFO ] [Real]Absence check using state equation in 127 ms returned sat
[2024-05-23 17:30:51] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:30:51] [INFO ] [Real]Added 75 Read/Feed constraints in 34 ms returned sat
[2024-05-23 17:30:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:30:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:30:51] [INFO ] [Nat]Absence check using state equation in 127 ms returned sat
[2024-05-23 17:30:51] [INFO ] [Nat]Added 75 Read/Feed constraints in 26 ms returned sat
[2024-05-23 17:30:51] [INFO ] Deduced a trap composed of 71 places in 180 ms of which 3 ms to minimize.
[2024-05-23 17:30:52] [INFO ] Deduced a trap composed of 79 places in 198 ms of which 3 ms to minimize.
[2024-05-23 17:30:52] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 430 ms
[2024-05-23 17:30:52] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 351 transitions) in 56 ms.
[2024-05-23 17:30:52] [INFO ] Added : 17 causal constraints over 5 iterations in 305 ms. Result :sat
Minimization took 248 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[584] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[584] Max Struct:[+inf]
Support contains 1 out of 419 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 419/419 places, 1212/1212 transitions.
Applied a total of 0 rules in 50 ms. Remains 419 /419 variables (removed 0) and now considering 1212/1212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 419/419 places, 1212/1212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 419/419 places, 1212/1212 transitions.
Applied a total of 0 rules in 42 ms. Remains 419 /419 variables (removed 0) and now considering 1212/1212 (removed 0) transitions.
[2024-05-23 17:30:55] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:30:55] [INFO ] Invariant cache hit.
[2024-05-23 17:30:55] [INFO ] Implicit Places using invariants in 317 ms returned []
[2024-05-23 17:30:55] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:30:55] [INFO ] Invariant cache hit.
[2024-05-23 17:30:56] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:30:57] [INFO ] Implicit Places using invariants and state equation in 1257 ms returned []
Implicit Place search using SMT with State Equation took 1575 ms to find 0 implicit places.
[2024-05-23 17:30:57] [INFO ] Redundant transitions in 18 ms returned []
Running 1210 sub problems to find dead transitions.
[2024-05-23 17:30:57] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:30:57] [INFO ] Invariant cache hit.
[2024-05-23 17:30:57] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/419 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1210 unsolved
[2024-05-23 17:31:10] [INFO ] Deduced a trap composed of 135 places in 136 ms of which 3 ms to minimize.
[2024-05-23 17:31:11] [INFO ] Deduced a trap composed of 131 places in 140 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/419 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/419 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1210 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) 685/1104 variables, 419/424 constraints. Problems are: Problem set: 0 solved, 1210 unsolved
SMT process timed out in 34253ms, After SMT, problems are : Problem set: 0 solved, 1210 unsolved
Search for dead transitions found 0 dead transitions in 34264ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35909 ms. Remains : 419/419 places, 1212/1212 transitions.
[2024-05-23 17:31:31] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
Found an invariant !
This invariant on transitions {252=1, 340=1, 538=1, 680=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {250=1, 338=1, 664=1, 683=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 1) seen :[5]
Current structural bounds on expressions (after cover walk) : Max Seen:[584] Max Struct:[+inf]
[2024-05-23 17:31:31] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:31:31] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[584] 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 746 ms. (1338 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[584] Max Struct:[+inf]
[2024-05-23 17:31:34] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:31:34] [INFO ] Invariant cache hit.
[2024-05-23 17:31:34] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:31:34] [INFO ] [Real]Absence check using state equation in 127 ms returned sat
[2024-05-23 17:31:34] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:31:34] [INFO ] [Real]Added 75 Read/Feed constraints in 33 ms returned sat
[2024-05-23 17:31:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:31:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:31:34] [INFO ] [Nat]Absence check using state equation in 126 ms returned sat
[2024-05-23 17:31:35] [INFO ] [Nat]Added 75 Read/Feed constraints in 26 ms returned sat
[2024-05-23 17:31:35] [INFO ] Deduced a trap composed of 71 places in 181 ms of which 2 ms to minimize.
[2024-05-23 17:31:35] [INFO ] Deduced a trap composed of 79 places in 177 ms of which 3 ms to minimize.
[2024-05-23 17:31:35] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 423 ms
[2024-05-23 17:31:35] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 351 transitions) in 60 ms.
[2024-05-23 17:31:35] [INFO ] Added : 17 causal constraints over 5 iterations in 315 ms. Result :sat
Minimization took 256 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[584] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[584] Max Struct:[+inf]
Support contains 1 out of 419 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 419/419 places, 1212/1212 transitions.
Applied a total of 0 rules in 45 ms. Remains 419 /419 variables (removed 0) and now considering 1212/1212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 419/419 places, 1212/1212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 419/419 places, 1212/1212 transitions.
Applied a total of 0 rules in 41 ms. Remains 419 /419 variables (removed 0) and now considering 1212/1212 (removed 0) transitions.
[2024-05-23 17:31:38] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:31:38] [INFO ] Invariant cache hit.
[2024-05-23 17:31:39] [INFO ] Implicit Places using invariants in 323 ms returned []
[2024-05-23 17:31:39] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:31:39] [INFO ] Invariant cache hit.
[2024-05-23 17:31:39] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:31:40] [INFO ] Implicit Places using invariants and state equation in 1238 ms returned []
Implicit Place search using SMT with State Equation took 1571 ms to find 0 implicit places.
[2024-05-23 17:31:40] [INFO ] Redundant transitions in 17 ms returned []
Running 1210 sub problems to find dead transitions.
[2024-05-23 17:31:40] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:31:40] [INFO ] Invariant cache hit.
[2024-05-23 17:31:40] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/419 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1210 unsolved
[2024-05-23 17:31:53] [INFO ] Deduced a trap composed of 135 places in 128 ms of which 3 ms to minimize.
[2024-05-23 17:31:54] [INFO ] Deduced a trap composed of 131 places in 130 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/419 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/419 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1210 unsolved
At refinement iteration 3 (OVERLAPS) 685/1104 variables, 419/424 constraints. Problems are: Problem set: 0 solved, 1210 unsolved
SMT process timed out in 33782ms, After SMT, problems are : Problem set: 0 solved, 1210 unsolved
Search for dead transitions found 0 dead transitions in 33792ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35429 ms. Remains : 419/419 places, 1212/1212 transitions.
[2024-05-23 17:32:14] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
Found an invariant !
This invariant on transitions {252=1, 340=1, 538=1, 680=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {250=1, 338=1, 664=1, 683=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 1) seen :[4]
Current structural bounds on expressions (after cover walk) : Max Seen:[584] Max Struct:[+inf]
[2024-05-23 17:32:14] [INFO ] Flatten gal took : 28 ms
[2024-05-23 17:32:14] [INFO ] Flatten gal took : 31 ms
[2024-05-23 17:32:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10585908812185419045.gal : 8 ms
RANDOM walk for 40008 steps (8 resets) in 217 ms. (183 steps per ms) remains 1/1 properties
[2024-05-23 17:32:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17327235489504213670.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/ReachabilityCardinality10585908812185419045.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17327235489504213670.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
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality17327235489504213670.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 1.24463e+06
Interrupted probabilistic random walk after 677832 steps, run timeout after 3001 ms. (steps per millisecond=225 ) properties seen :0 out of 1
Probabilistic random walk after 677832 steps, saw 415631 distinct states, run finished after 3002 ms. (steps per millisecond=225 ) properties seen :0
[2024-05-23 17:32:17] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:32:17] [INFO ] Invariant cache hit.
[2024-05-23 17:32:17] [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) 350/354 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/354 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 7/361 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/361 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/361 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 605/966 variables, 337/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 74/424 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 62/1028 variables, 1/425 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1028 variables, 0/425 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 70/1098 variables, 68/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1098 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 6/1104 variables, 4/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1104 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1104 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1104/1104 variables, and 497 constraints, problems are : Problem set: 0 solved, 1 unsolved in 307 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 419/419 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) 350/354 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/354 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/354 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/361 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/361 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/361 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 605/966 variables, 337/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 74/425 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 62/1028 variables, 1/426 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1028 variables, 0/426 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 70/1098 variables, 68/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1098 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 6/1104 variables, 4/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1104 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1104 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1104/1104 variables, and 498 constraints, problems are : Problem set: 0 solved, 1 unsolved in 284 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 419/419 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 606ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2344 ms.
Support contains 1 out of 419 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 419/419 places, 1212/1212 transitions.
Applied a total of 0 rules in 48 ms. Remains 419 /419 variables (removed 0) and now considering 1212/1212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 419/419 places, 1212/1212 transitions.
RANDOM walk for 40002 steps (8 resets) in 152 ms. (261 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.24463e+06 after 3.74365e+10
Interrupted probabilistic random walk after 675803 steps, run timeout after 3001 ms. (steps per millisecond=225 ) properties seen :0 out of 1
Probabilistic random walk after 675803 steps, saw 414386 distinct states, run finished after 3001 ms. (steps per millisecond=225 ) properties seen :0
[2024-05-23 17:32:23] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:32:23] [INFO ] Invariant cache hit.
[2024-05-23 17:32:23] [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) 350/354 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/354 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 7/361 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/361 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/361 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 605/966 variables, 337/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/966 variables, 74/424 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 62/1028 variables, 1/425 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1028 variables, 0/425 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 70/1098 variables, 68/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1098 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 6/1104 variables, 4/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1104 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1104 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1104/1104 variables, and 497 constraints, problems are : Problem set: 0 solved, 1 unsolved in 314 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 419/419 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) 350/354 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/354 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/354 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/354 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/361 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/361 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/361 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 605/966 variables, 337/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/966 variables, 74/425 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/966 variables, 0/425 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 62/1028 variables, 1/426 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1028 variables, 0/426 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 70/1098 variables, 68/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1098 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 6/1104 variables, 4/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1104 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1104 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1104/1104 variables, and 498 constraints, problems are : Problem set: 0 solved, 1 unsolved in 293 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 419/419 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 619ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2148 ms.
Support contains 1 out of 419 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 419/419 places, 1212/1212 transitions.
Applied a total of 0 rules in 42 ms. Remains 419 /419 variables (removed 0) and now considering 1212/1212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 419/419 places, 1212/1212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 419/419 places, 1212/1212 transitions.
Applied a total of 0 rules in 41 ms. Remains 419 /419 variables (removed 0) and now considering 1212/1212 (removed 0) transitions.
[2024-05-23 17:32:26] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:32:26] [INFO ] Invariant cache hit.
[2024-05-23 17:32:26] [INFO ] Implicit Places using invariants in 296 ms returned []
[2024-05-23 17:32:26] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:32:26] [INFO ] Invariant cache hit.
[2024-05-23 17:32:27] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:32:28] [INFO ] Implicit Places using invariants and state equation in 1245 ms returned []
Implicit Place search using SMT with State Equation took 1543 ms to find 0 implicit places.
[2024-05-23 17:32:28] [INFO ] Redundant transitions in 18 ms returned []
Running 1210 sub problems to find dead transitions.
[2024-05-23 17:32:28] [INFO ] Flow matrix only has 685 transitions (discarded 527 similar events)
[2024-05-23 17:32:28] [INFO ] Invariant cache hit.
[2024-05-23 17:32:28] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/419 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1210 unsolved
[2024-05-23 17:32:41] [INFO ] Deduced a trap composed of 135 places in 124 ms of which 3 ms to minimize.
[2024-05-23 17:32:42] [INFO ] Deduced a trap composed of 131 places in 127 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/419 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1210 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.74365e+10 after 5.12697e+17
At refinement iteration 2 (INCLUDED_ONLY) 0/419 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1210 unsolved
At refinement iteration 3 (OVERLAPS) 685/1104 variables, 419/424 constraints. Problems are: Problem set: 0 solved, 1210 unsolved
SMT process timed out in 33504ms, After SMT, problems are : Problem set: 0 solved, 1210 unsolved
Search for dead transitions found 0 dead transitions in 33514ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35129 ms. Remains : 419/419 places, 1212/1212 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 527 transitions
Reduce isomorphic transitions removed 527 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 0 with 539 rules applied. Total rules applied 539 place count 419 transition count 673
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 551 place count 407 transition count 673
Performed 69 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 69 Pre rules applied. Total rules applied 551 place count 407 transition count 604
Deduced a syphon composed of 69 places in 1 ms
Reduce places removed 69 places and 0 transitions.
Iterating global reduction 2 with 138 rules applied. Total rules applied 689 place count 338 transition count 604
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 945 place count 210 transition count 476
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1009 place count 146 transition count 348
Iterating global reduction 2 with 64 rules applied. Total rules applied 1073 place count 146 transition count 348
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1074 place count 146 transition count 347
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1074 place count 146 transition count 346
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 1076 place count 145 transition count 346
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1139 place count 82 transition count 220
Iterating global reduction 3 with 63 rules applied. Total rules applied 1202 place count 82 transition count 220
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1265 place count 19 transition count 94
Iterating global reduction 3 with 63 rules applied. Total rules applied 1328 place count 19 transition count 94
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1391 place count 19 transition count 31
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1391 place count 19 transition count 30
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 1393 place count 18 transition count 30
Applied a total of 1393 rules in 28 ms. Remains 18 /419 variables (removed 401) and now considering 30/1212 (removed 1182) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 30 rows 18 cols
[2024-05-23 17:33:01] [INFO ] Computed 3 invariants in 1 ms
[2024-05-23 17:33:01] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 17:33:01] [INFO ] After 29ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:33:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 17:33:01] [INFO ] After 7ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 17:33:01] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 17:33:01] [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 17:33:01] [INFO ] After 3ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:33:01] [INFO ] After 31ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:33:01] [INFO ] Flatten gal took : 1 ms
[2024-05-23 17:33:01] [INFO ] Flatten gal took : 1 ms
[2024-05-23 17:33:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5326571690676714913.gal : 1 ms
[2024-05-23 17:33:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17640861587234223505.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/ReachabilityCardinality5326571690676714913.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17640861587234223505.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/ReachabilityCardinality17640861587234223505.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 48
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :48 after 1139
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1139 after 31467
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :31467 after 84507
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :84507 after 189771
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :189771 after 399483
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :399483 after 818091
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :818091 after 1.65449e+06
Detected timeout of ITS tools.
[2024-05-23 17:33:04] [INFO ] Flatten gal took : 30 ms
[2024-05-23 17:33:04] [INFO ] Applying decomposition
[2024-05-23 17:33:04] [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/graph12549981473631875298.txt' '-o' '/tmp/graph12549981473631875298.bin' '-w' '/tmp/graph12549981473631875298.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph12549981473631875298.bin' '-l' '-1' '-v' '-w' '/tmp/graph12549981473631875298.weights' '-q' '0' '-e' '0.001'
[2024-05-23 17:33:04] [INFO ] Decomposing Gal with order
[2024-05-23 17:33:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 17:33:04] [INFO ] Removed a total of 2071 redundant transitions.
[2024-05-23 17:33:05] [INFO ] Flatten gal took : 62 ms
[2024-05-23 17:33:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 885 labels/synchronizations in 41 ms.
[2024-05-23 17:33:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11315582869435273282.gal : 7 ms
[2024-05-23 17:33:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17351726815510035034.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/ReachabilityCardinality11315582869435273282.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17351726815510035034.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/ReachabilityCardinality17351726815510035034.prop.
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.65449e+06 after 3.32648e+06
Detected timeout of ITS tools.
[2024-05-23 17:33:16] [INFO ] Flatten gal took : 2 ms
[2024-05-23 17:33:16] [INFO ] Applying decomposition
[2024-05-23 17:33:16] [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/graph1228908538020134436.txt' '-o' '/tmp/graph1228908538020134436.bin' '-w' '/tmp/graph1228908538020134436.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph1228908538020134436.bin' '-l' '-1' '-v' '-w' '/tmp/graph1228908538020134436.weights' '-q' '0' '-e' '0.001'
[2024-05-23 17:33:16] [INFO ] Decomposing Gal with order
[2024-05-23 17:33:16] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 17:33:16] [INFO ] Removed a total of 29 redundant transitions.
[2024-05-23 17:33:16] [INFO ] Flatten gal took : 2 ms
[2024-05-23 17:33:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2024-05-23 17:33:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1112881860574936899.gal : 1 ms
[2024-05-23 17:33:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12342954851792581530.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/ReachabilityCardinality1112881860574936899.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12342954851792581530.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/ReachabilityCardinality12342954851792581530.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 48
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30176 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:[584] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c016-UpperBounds-08 in 165185 ms.
Starting property specific reduction for FunctionPointer-PT-c016-UpperBounds-09
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 17:33:31] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
// Phase 1: matrix 758 rows 462 cols
[2024-05-23 17:33:31] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10003 steps (2 resets) in 23 ms. (416 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:[6] Max Struct:[+inf]
[2024-05-23 17:33:31] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:33:31] [INFO ] Invariant cache hit.
[2024-05-23 17:33:32] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:33:32] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2024-05-23 17:33:32] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:33:32] [INFO ] [Real]Added 94 Read/Feed constraints in 38 ms returned sat
[2024-05-23 17:33:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:33:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:33:32] [INFO ] [Nat]Absence check using state equation in 144 ms returned sat
[2024-05-23 17:33:32] [INFO ] [Nat]Added 94 Read/Feed constraints in 38 ms returned sat
[2024-05-23 17:33:32] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 69 ms.
[2024-05-23 17:33:32] [INFO ] Added : 8 causal constraints over 3 iterations in 254 ms. Result :sat
Minimization took 290 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[6] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[6] Max Struct:[+inf]
Support contains 1 out of 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Graph (complete) has 2247 edges and 462 vertex of which 459 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 459 transition count 1308
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 12 place count 453 transition count 1296
Iterating global reduction 1 with 6 rules applied. Total rules applied 18 place count 453 transition count 1296
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 20 place count 453 transition count 1294
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 24 place count 449 transition count 1282
Iterating global reduction 2 with 4 rules applied. Total rules applied 28 place count 449 transition count 1282
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 32 place count 445 transition count 1274
Iterating global reduction 2 with 4 rules applied. Total rules applied 36 place count 445 transition count 1274
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 40 place count 441 transition count 1264
Iterating global reduction 2 with 4 rules applied. Total rules applied 44 place count 441 transition count 1264
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 48 place count 437 transition count 1256
Iterating global reduction 2 with 4 rules applied. Total rules applied 52 place count 437 transition count 1256
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 56 place count 433 transition count 1248
Iterating global reduction 2 with 4 rules applied. Total rules applied 60 place count 433 transition count 1248
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 63 place count 430 transition count 1242
Iterating global reduction 2 with 3 rules applied. Total rules applied 66 place count 430 transition count 1242
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 69 place count 427 transition count 1236
Iterating global reduction 2 with 3 rules applied. Total rules applied 72 place count 427 transition count 1236
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 73 place count 426 transition count 1234
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 426 transition count 1234
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 75 place count 425 transition count 1232
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 425 transition count 1232
Applied a total of 76 rules in 117 ms. Remains 425 /462 variables (removed 37) and now considering 1232/1313 (removed 81) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 117 ms. Remains : 425/462 places, 1232/1313 transitions.
[2024-05-23 17:33:33] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
Found an invariant !
This invariant on transitions {203=1, 301=1, 499=1, 690=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 350=1, 676=1, 694=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 :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[6] Max Struct:[+inf]
[2024-05-23 17:33:33] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
// Phase 1: matrix 695 rows 425 cols
[2024-05-23 17:33:33] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[6] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2123 ms. (470 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 791 ms. (1262 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[+inf]
[2024-05-23 17:33:36] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:33:36] [INFO ] Invariant cache hit.
[2024-05-23 17:33:36] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:33:36] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2024-05-23 17:33:36] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:33:36] [INFO ] [Real]Added 75 Read/Feed constraints in 47 ms returned sat
[2024-05-23 17:33:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:33:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:33:36] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2024-05-23 17:33:36] [INFO ] [Nat]Added 75 Read/Feed constraints in 36 ms returned sat
[2024-05-23 17:33:37] [INFO ] Deduced a trap composed of 113 places in 189 ms of which 3 ms to minimize.
[2024-05-23 17:33:37] [INFO ] Deduced a trap composed of 97 places in 195 ms of which 3 ms to minimize.
[2024-05-23 17:33:37] [INFO ] Deduced a trap composed of 81 places in 201 ms of which 3 ms to minimize.
[2024-05-23 17:33:37] [INFO ] Deduced a trap composed of 74 places in 193 ms of which 3 ms to minimize.
[2024-05-23 17:33:38] [INFO ] Deduced a trap composed of 71 places in 194 ms of which 3 ms to minimize.
[2024-05-23 17:33:38] [INFO ] Deduced a trap composed of 70 places in 187 ms of which 3 ms to minimize.
[2024-05-23 17:33:38] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1308 ms
[2024-05-23 17:33:38] [INFO ] Computed and/alt/rep : 339/1255/332 causal constraints (skipped 361 transitions) in 75 ms.
[2024-05-23 17:33:38] [INFO ] Added : 23 causal constraints over 5 iterations in 304 ms. Result :sat
Minimization took 282 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[+inf]
Support contains 1 out of 425 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1232/1232 transitions.
Applied a total of 0 rules in 49 ms. Remains 425 /425 variables (removed 0) and now considering 1232/1232 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 425/425 places, 1232/1232 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1232/1232 transitions.
Applied a total of 0 rules in 49 ms. Remains 425 /425 variables (removed 0) and now considering 1232/1232 (removed 0) transitions.
[2024-05-23 17:33:39] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:33:39] [INFO ] Invariant cache hit.
[2024-05-23 17:33:40] [INFO ] Implicit Places using invariants in 332 ms returned []
[2024-05-23 17:33:40] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:33:40] [INFO ] Invariant cache hit.
[2024-05-23 17:33:40] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:33:41] [INFO ] Implicit Places using invariants and state equation in 1295 ms returned []
Implicit Place search using SMT with State Equation took 1628 ms to find 0 implicit places.
[2024-05-23 17:33:41] [INFO ] Redundant transitions in 20 ms returned []
Running 1230 sub problems to find dead transitions.
[2024-05-23 17:33:41] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:33:41] [INFO ] Invariant cache hit.
[2024-05-23 17:33:41] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1230 unsolved
[2024-05-23 17:33:57] [INFO ] Deduced a trap composed of 135 places in 130 ms of which 2 ms to minimize.
[2024-05-23 17:34:00] [INFO ] Deduced a trap composed of 131 places in 126 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1230 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/425 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1230 unsolved
SMT process timed out in 34519ms, After SMT, problems are : Problem set: 0 solved, 1230 unsolved
Search for dead transitions found 0 dead transitions in 34532ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36241 ms. Remains : 425/425 places, 1232/1232 transitions.
[2024-05-23 17:34:16] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
Found an invariant !
This invariant on transitions {203=1, 301=1, 499=1, 690=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 350=1, 676=1, 694=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:[154] Max Struct:[+inf]
[2024-05-23 17:34:16] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:34:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[154] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2097 ms. (476 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 748 ms. (1335 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[154] Max Struct:[+inf]
[2024-05-23 17:34:19] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:34:19] [INFO ] Invariant cache hit.
[2024-05-23 17:34:19] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:34:19] [INFO ] [Real]Absence check using state equation in 133 ms returned sat
[2024-05-23 17:34:19] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:34:19] [INFO ] [Real]Added 75 Read/Feed constraints in 43 ms returned sat
[2024-05-23 17:34:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:34:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:34:19] [INFO ] [Nat]Absence check using state equation in 128 ms returned sat
[2024-05-23 17:34:19] [INFO ] [Nat]Added 75 Read/Feed constraints in 37 ms returned sat
[2024-05-23 17:34:19] [INFO ] Deduced a trap composed of 113 places in 188 ms of which 3 ms to minimize.
[2024-05-23 17:34:20] [INFO ] Deduced a trap composed of 97 places in 181 ms of which 3 ms to minimize.
[2024-05-23 17:34:20] [INFO ] Deduced a trap composed of 81 places in 175 ms of which 3 ms to minimize.
[2024-05-23 17:34:20] [INFO ] Deduced a trap composed of 74 places in 173 ms of which 3 ms to minimize.
[2024-05-23 17:34:20] [INFO ] Deduced a trap composed of 71 places in 172 ms of which 3 ms to minimize.
[2024-05-23 17:34:20] [INFO ] Deduced a trap composed of 70 places in 178 ms of which 2 ms to minimize.
[2024-05-23 17:34:20] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1195 ms
[2024-05-23 17:34:20] [INFO ] Computed and/alt/rep : 339/1255/332 causal constraints (skipped 361 transitions) in 61 ms.
[2024-05-23 17:34:21] [INFO ] Added : 23 causal constraints over 5 iterations in 280 ms. Result :sat
Minimization took 285 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[154] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[154] Max Struct:[+inf]
Support contains 1 out of 425 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1232/1232 transitions.
Applied a total of 0 rules in 42 ms. Remains 425 /425 variables (removed 0) and now considering 1232/1232 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 425/425 places, 1232/1232 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1232/1232 transitions.
Applied a total of 0 rules in 42 ms. Remains 425 /425 variables (removed 0) and now considering 1232/1232 (removed 0) transitions.
[2024-05-23 17:34:22] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:34:22] [INFO ] Invariant cache hit.
[2024-05-23 17:34:22] [INFO ] Implicit Places using invariants in 298 ms returned []
[2024-05-23 17:34:22] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:34:22] [INFO ] Invariant cache hit.
[2024-05-23 17:34:23] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:34:24] [INFO ] Implicit Places using invariants and state equation in 1273 ms returned []
Implicit Place search using SMT with State Equation took 1572 ms to find 0 implicit places.
[2024-05-23 17:34:24] [INFO ] Redundant transitions in 13 ms returned []
Running 1230 sub problems to find dead transitions.
[2024-05-23 17:34:24] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:34:24] [INFO ] Invariant cache hit.
[2024-05-23 17:34:24] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1230 unsolved
[2024-05-23 17:34:38] [INFO ] Deduced a trap composed of 135 places in 132 ms of which 2 ms to minimize.
[2024-05-23 17:34:42] [INFO ] Deduced a trap composed of 131 places in 128 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1230 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/425 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1230 unsolved
At refinement iteration 3 (OVERLAPS) 695/1120 variables, 425/430 constraints. Problems are: Problem set: 0 solved, 1230 unsolved
SMT process timed out in 34220ms, After SMT, problems are : Problem set: 0 solved, 1230 unsolved
Search for dead transitions found 0 dead transitions in 34230ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35864 ms. Remains : 425/425 places, 1232/1232 transitions.
[2024-05-23 17:34:58] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
Found an invariant !
This invariant on transitions {203=1, 301=1, 499=1, 690=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 350=1, 676=1, 694=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[154] Max Struct:[+inf]
RANDOM walk for 40000 steps (8 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
[2024-05-23 17:34:58] [INFO ] Flatten gal took : 30 ms
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
[2024-05-23 17:34:58] [INFO ] Flatten gal took : 34 ms
[2024-05-23 17:34:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3400163504588148295.gal : 5 ms
[2024-05-23 17:34:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3767159306300738749.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/ReachabilityCardinality3400163504588148295.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3767159306300738749.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/ReachabilityCardinality3767159306300738749.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 1975
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1975 after 1.20219e+06
Interrupted probabilistic random walk after 681916 steps, run timeout after 3001 ms. (steps per millisecond=227 ) properties seen :0 out of 1
Probabilistic random walk after 681916 steps, saw 421932 distinct states, run finished after 3001 ms. (steps per millisecond=227 ) properties seen :0
[2024-05-23 17:35:01] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:35:01] [INFO ] Invariant cache hit.
[2024-05-23 17:35:01] [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) 8/12 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 8/20 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 349/369 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/369 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/369 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 10/379 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/379 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/379 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 604/983 variables, 338/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/983 variables, 74/431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/983 variables, 0/431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1045 variables, 1/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1045 variables, 0/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (OVERLAPS) 70/1115 variables, 68/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1115 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 4/1119 variables, 2/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1119 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 1/1120 variables, 1/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1120 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1120 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1120/1120 variables, and 503 constraints, problems are : Problem set: 0 solved, 1 unsolved in 333 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 425/425 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) 8/12 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 8/20 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 349/369 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/369 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/369 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/369 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 10/379 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/379 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/379 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 604/983 variables, 338/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/983 variables, 74/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/983 variables, 0/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 62/1045 variables, 1/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1045 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 70/1115 variables, 68/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1115 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 4/1119 variables, 2/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1119 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1/1120 variables, 1/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1120 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1120 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1120/1120 variables, and 504 constraints, problems are : Problem set: 0 solved, 1 unsolved in 364 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 425/425 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 707ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 856 ms.
Support contains 1 out of 425 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1232/1232 transitions.
Applied a total of 0 rules in 42 ms. Remains 425 /425 variables (removed 0) and now considering 1232/1232 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 425/425 places, 1232/1232 transitions.
RANDOM walk for 40000 steps (8 resets) in 127 ms. (312 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.20219e+06 after 3.38951e+10
Interrupted probabilistic random walk after 670048 steps, run timeout after 3001 ms. (steps per millisecond=223 ) properties seen :0 out of 1
Probabilistic random walk after 670048 steps, saw 414590 distinct states, run finished after 3001 ms. (steps per millisecond=223 ) properties seen :0
[2024-05-23 17:35:06] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:35:06] [INFO ] Invariant cache hit.
[2024-05-23 17:35:06] [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) 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) 8/12 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 8/20 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 349/369 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/369 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/369 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 10/379 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/379 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/379 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 604/983 variables, 338/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/983 variables, 74/431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/983 variables, 0/431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1045 variables, 1/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1045 variables, 0/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (OVERLAPS) 70/1115 variables, 68/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1115 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 4/1119 variables, 2/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1119 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 1/1120 variables, 1/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1120 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1120 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1120/1120 variables, and 503 constraints, problems are : Problem set: 0 solved, 1 unsolved in 316 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 425/425 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) 8/12 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 8/20 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 349/369 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/369 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/369 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/369 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 10/379 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/379 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/379 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 604/983 variables, 338/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/983 variables, 74/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/983 variables, 0/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 62/1045 variables, 1/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1045 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 70/1115 variables, 68/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1115 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 4/1119 variables, 2/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1119 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 1/1120 variables, 1/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1120 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1120 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1120/1120 variables, and 504 constraints, problems are : Problem set: 0 solved, 1 unsolved in 330 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 425/425 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 655ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 877 ms.
Support contains 1 out of 425 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1232/1232 transitions.
Applied a total of 0 rules in 42 ms. Remains 425 /425 variables (removed 0) and now considering 1232/1232 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 425/425 places, 1232/1232 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1232/1232 transitions.
Applied a total of 0 rules in 42 ms. Remains 425 /425 variables (removed 0) and now considering 1232/1232 (removed 0) transitions.
[2024-05-23 17:35:07] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:35:07] [INFO ] Invariant cache hit.
[2024-05-23 17:35:08] [INFO ] Implicit Places using invariants in 293 ms returned []
[2024-05-23 17:35:08] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:35:08] [INFO ] Invariant cache hit.
[2024-05-23 17:35:08] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:35:09] [INFO ] Implicit Places using invariants and state equation in 1327 ms returned []
Implicit Place search using SMT with State Equation took 1622 ms to find 0 implicit places.
[2024-05-23 17:35:09] [INFO ] Redundant transitions in 19 ms returned []
Running 1230 sub problems to find dead transitions.
[2024-05-23 17:35:09] [INFO ] Flow matrix only has 695 transitions (discarded 537 similar events)
[2024-05-23 17:35:09] [INFO ] Invariant cache hit.
[2024-05-23 17:35:09] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1230 unsolved
[2024-05-23 17:35:24] [INFO ] Deduced a trap composed of 135 places in 127 ms of which 3 ms to minimize.
[2024-05-23 17:35:27] [INFO ] Deduced a trap composed of 131 places in 133 ms of which 2 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.38951e+10 after 3.96152e+17
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1230 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/425 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1230 unsolved
At refinement iteration 3 (OVERLAPS) 695/1120 variables, 425/430 constraints. Problems are: Problem set: 0 solved, 1230 unsolved
SMT process timed out in 34024ms, After SMT, problems are : Problem set: 0 solved, 1230 unsolved
Search for dead transitions found 0 dead transitions in 34035ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35725 ms. Remains : 425/425 places, 1232/1232 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 537 transitions
Reduce isomorphic transitions removed 537 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 546 rules applied. Total rules applied 546 place count 425 transition count 686
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 555 place count 416 transition count 686
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 555 place count 416 transition count 613
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 701 place count 343 transition count 613
Performed 130 Post agglomeration using F-continuation condition.Transition count delta: 130
Deduced a syphon composed of 130 places in 0 ms
Reduce places removed 130 places and 0 transitions.
Iterating global reduction 2 with 260 rules applied. Total rules applied 961 place count 213 transition count 483
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1025 place count 149 transition count 355
Iterating global reduction 2 with 64 rules applied. Total rules applied 1089 place count 149 transition count 355
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 1091 place count 149 transition count 353
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1154 place count 86 transition count 227
Iterating global reduction 3 with 63 rules applied. Total rules applied 1217 place count 86 transition count 227
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1280 place count 23 transition count 101
Iterating global reduction 3 with 63 rules applied. Total rules applied 1343 place count 23 transition count 101
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1406 place count 23 transition count 38
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1406 place count 23 transition count 37
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 1408 place count 22 transition count 37
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 1410 place count 21 transition count 36
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 1412 place count 20 transition count 37
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 1415 place count 20 transition count 34
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 1416 place count 19 transition count 33
Iterating global reduction 4 with 1 rules applied. Total rules applied 1417 place count 19 transition count 33
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 1419 place count 19 transition count 31
Applied a total of 1419 rules in 38 ms. Remains 19 /425 variables (removed 406) and now considering 31/1232 (removed 1201) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 31 rows 19 cols
[2024-05-23 17:35:43] [INFO ] Computed 3 invariants in 2 ms
[2024-05-23 17:35:43] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 17:35:43] [INFO ] After 9ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 17:35:43] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 17:35:43] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:35:43] [INFO ] After 37ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:35:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 17:35:43] [INFO ] After 8ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 17:35:43] [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 17:35:43] [INFO ] After 3ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:35:43] [INFO ] After 39ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:35:43] [INFO ] Flatten gal took : 1 ms
[2024-05-23 17:35:43] [INFO ] Flatten gal took : 1 ms
[2024-05-23 17:35:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7025403426494463972.gal : 1 ms
[2024-05-23 17:35:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16144602625362215987.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/ReachabilityCardinality7025403426494463972.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16144602625362215987.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/ReachabilityCardinality16144602625362215987.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 48
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :48 after 1139
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1139 after 31467
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :31467 after 84507
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :84507 after 189771
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :189771 after 399483
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :399483 after 818091
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :818091 after 1.65449e+06
Detected timeout of ITS tools.
[2024-05-23 17:35:48] [INFO ] Flatten gal took : 25 ms
[2024-05-23 17:35:48] [INFO ] Applying decomposition
[2024-05-23 17:35:48] [INFO ] Flatten gal took : 26 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/graph9036185644549163812.txt' '-o' '/tmp/graph9036185644549163812.bin' '-w' '/tmp/graph9036185644549163812.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph9036185644549163812.bin' '-l' '-1' '-v' '-w' '/tmp/graph9036185644549163812.weights' '-q' '0' '-e' '0.001'
[2024-05-23 17:35:48] [INFO ] Decomposing Gal with order
[2024-05-23 17:35:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 17:35:48] [INFO ] Removed a total of 2115 redundant transitions.
[2024-05-23 17:35:48] [INFO ] Flatten gal took : 48 ms
[2024-05-23 17:35:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 921 labels/synchronizations in 34 ms.
[2024-05-23 17:35:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12458426975704259806.gal : 6 ms
[2024-05-23 17:35:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9715497604239231777.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/ReachabilityCardinality12458426975704259806.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9715497604239231777.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/ReachabilityCardinality9715497604239231777.prop.
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.65449e+06 after 3.32648e+06
Detected timeout of ITS tools.
[2024-05-23 17:35:58] [INFO ] Flatten gal took : 1 ms
[2024-05-23 17:35:58] [INFO ] Applying decomposition
[2024-05-23 17:35:58] [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/graph17552687974044161636.txt' '-o' '/tmp/graph17552687974044161636.bin' '-w' '/tmp/graph17552687974044161636.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph17552687974044161636.bin' '-l' '-1' '-v' '-w' '/tmp/graph17552687974044161636.weights' '-q' '0' '-e' '0.001'
[2024-05-23 17:35:58] [INFO ] Decomposing Gal with order
[2024-05-23 17:35:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 17:35:58] [INFO ] Removed a total of 30 redundant transitions.
[2024-05-23 17:35:58] [INFO ] Flatten gal took : 2 ms
[2024-05-23 17:35:58] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2024-05-23 17:35:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11523643069416821541.gal : 0 ms
[2024-05-23 17:35:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality926451592376935219.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/ReachabilityCardinality11523643069416821541.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality926451592376935219.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/ReachabilityCardinality926451592376935219.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :9 after 24
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :24 after 51
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :51 after 2227
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2227 after 2.28199e+07
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :2.28199e+07 after 5.23831e+08
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30181 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:[154] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c016-UpperBounds-09 in 161911 ms.
Starting property specific reduction for FunctionPointer-PT-c016-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 17:36:13] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
// Phase 1: matrix 758 rows 462 cols
[2024-05-23 17:36:13] [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 33 ms. (294 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 36 ms. (270 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 17:36:13] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:36:13] [INFO ] Invariant cache hit.
[2024-05-23 17:36:13] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:36:14] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2024-05-23 17:36:14] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:36:14] [INFO ] [Real]Added 94 Read/Feed constraints in 30 ms returned sat
[2024-05-23 17:36:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:36:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:36:14] [INFO ] [Nat]Absence check using state equation in 174 ms returned sat
[2024-05-23 17:36:14] [INFO ] [Nat]Added 94 Read/Feed constraints in 29 ms returned sat
[2024-05-23 17:36:14] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 71 ms.
[2024-05-23 17:36:14] [INFO ] Added : 1 causal constraints over 1 iterations in 174 ms. Result :sat
Minimization took 295 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 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Graph (complete) has 2247 edges and 462 vertex of which 459 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 459 transition count 1308
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 12 place count 453 transition count 1296
Iterating global reduction 1 with 6 rules applied. Total rules applied 18 place count 453 transition count 1296
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 453 transition count 1292
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 28 place count 447 transition count 1276
Iterating global reduction 2 with 6 rules applied. Total rules applied 34 place count 447 transition count 1276
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 38 place count 447 transition count 1272
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 43 place count 442 transition count 1262
Iterating global reduction 3 with 5 rules applied. Total rules applied 48 place count 442 transition count 1262
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 53 place count 437 transition count 1250
Iterating global reduction 3 with 5 rules applied. Total rules applied 58 place count 437 transition count 1250
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 63 place count 432 transition count 1238
Iterating global reduction 3 with 5 rules applied. Total rules applied 68 place count 432 transition count 1238
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 73 place count 427 transition count 1228
Iterating global reduction 3 with 5 rules applied. Total rules applied 78 place count 427 transition count 1228
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 82 place count 423 transition count 1220
Iterating global reduction 3 with 4 rules applied. Total rules applied 86 place count 423 transition count 1220
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 90 place count 419 transition count 1212
Iterating global reduction 3 with 4 rules applied. Total rules applied 94 place count 419 transition count 1212
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 96 place count 417 transition count 1208
Iterating global reduction 3 with 2 rules applied. Total rules applied 98 place count 417 transition count 1208
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 100 place count 415 transition count 1204
Iterating global reduction 3 with 2 rules applied. Total rules applied 102 place count 415 transition count 1204
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 103 place count 414 transition count 1202
Iterating global reduction 3 with 1 rules applied. Total rules applied 104 place count 414 transition count 1202
Applied a total of 104 rules in 126 ms. Remains 414 /462 variables (removed 48) and now considering 1202/1313 (removed 111) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 126 ms. Remains : 414/462 places, 1202/1313 transitions.
[2024-05-23 17:36:15] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
Found an invariant !
This invariant on transitions {222=1, 307=1, 504=1, 674=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 337=1, 534=1, 674=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 1) seen :[4]
Current structural bounds on expressions (after cover walk) : Max Seen:[4] Max Struct:[+inf]
[2024-05-23 17:36:15] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
// Phase 1: matrix 678 rows 414 cols
[2024-05-23 17:36:15] [INFO ] Computed 3 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[4] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2101 ms. (475 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 748 ms. (1335 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1730] Max Struct:[+inf]
[2024-05-23 17:36:18] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:36:18] [INFO ] Invariant cache hit.
[2024-05-23 17:36:18] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:36:18] [INFO ] [Real]Absence check using state equation in 129 ms returned sat
[2024-05-23 17:36:18] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 17:36:18] [INFO ] [Real]Added 74 Read/Feed constraints in 27 ms returned sat
[2024-05-23 17:36:18] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:36:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:36:18] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 17:36:18] [INFO ] [Nat]Added 74 Read/Feed constraints in 30 ms returned sat
[2024-05-23 17:36:18] [INFO ] Deduced a trap composed of 74 places in 180 ms of which 3 ms to minimize.
[2024-05-23 17:36:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 226 ms
[2024-05-23 17:36:19] [INFO ] Computed and/alt/rep : 333/1251/331 causal constraints (skipped 345 transitions) in 63 ms.
[2024-05-23 17:36:19] [INFO ] Added : 7 causal constraints over 4 iterations in 285 ms. Result :sat
Minimization took 283 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1730] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1730] Max Struct:[+inf]
Support contains 1 out of 414 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 41 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 414/414 places, 1202/1202 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 41 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
[2024-05-23 17:36:23] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:36:23] [INFO ] Invariant cache hit.
[2024-05-23 17:36:23] [INFO ] Implicit Places using invariants in 310 ms returned []
[2024-05-23 17:36:23] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:36:23] [INFO ] Invariant cache hit.
[2024-05-23 17:36:23] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 17:36:25] [INFO ] Implicit Places using invariants and state equation in 1297 ms returned []
Implicit Place search using SMT with State Equation took 1607 ms to find 0 implicit places.
[2024-05-23 17:36:25] [INFO ] Redundant transitions in 17 ms returned []
Running 1200 sub problems to find dead transitions.
[2024-05-23 17:36:25] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:36:25] [INFO ] Invariant cache hit.
[2024-05-23 17:36:25] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
[2024-05-23 17:36:38] [INFO ] Deduced a trap composed of 135 places in 132 ms of which 2 ms to minimize.
[2024-05-23 17:36:39] [INFO ] Deduced a trap composed of 131 places in 139 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/414 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/414 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 3 (OVERLAPS) 678/1092 variables, 414/419 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
SMT process timed out in 33860ms, After SMT, problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 33870ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35543 ms. Remains : 414/414 places, 1202/1202 transitions.
[2024-05-23 17:36:58] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
Found an invariant !
This invariant on transitions {222=1, 307=1, 504=1, 674=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 337=1, 534=1, 674=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[1730] Max Struct:[+inf]
[2024-05-23 17:36:59] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:36:59] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1730] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2045 ms. (488 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 759 ms. (1315 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1730] Max Struct:[+inf]
[2024-05-23 17:37:01] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:37:01] [INFO ] Invariant cache hit.
[2024-05-23 17:37:02] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:37:02] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 17:37:02] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 17:37:02] [INFO ] [Real]Added 74 Read/Feed constraints in 30 ms returned sat
[2024-05-23 17:37:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:37:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:37:02] [INFO ] [Nat]Absence check using state equation in 127 ms returned sat
[2024-05-23 17:37:02] [INFO ] [Nat]Added 74 Read/Feed constraints in 29 ms returned sat
[2024-05-23 17:37:02] [INFO ] Deduced a trap composed of 74 places in 184 ms of which 2 ms to minimize.
[2024-05-23 17:37:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 229 ms
[2024-05-23 17:37:02] [INFO ] Computed and/alt/rep : 333/1251/331 causal constraints (skipped 345 transitions) in 73 ms.
[2024-05-23 17:37:03] [INFO ] Added : 7 causal constraints over 4 iterations in 296 ms. Result :sat
Minimization took 258 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1730] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1730] Max Struct:[+inf]
Support contains 1 out of 414 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 46 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 414/414 places, 1202/1202 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 45 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
[2024-05-23 17:37:07] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:37:07] [INFO ] Invariant cache hit.
[2024-05-23 17:37:07] [INFO ] Implicit Places using invariants in 306 ms returned []
[2024-05-23 17:37:07] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:37:07] [INFO ] Invariant cache hit.
[2024-05-23 17:37:07] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 17:37:08] [INFO ] Implicit Places using invariants and state equation in 1312 ms returned []
Implicit Place search using SMT with State Equation took 1620 ms to find 0 implicit places.
[2024-05-23 17:37:08] [INFO ] Redundant transitions in 18 ms returned []
Running 1200 sub problems to find dead transitions.
[2024-05-23 17:37:08] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:37:08] [INFO ] Invariant cache hit.
[2024-05-23 17:37:08] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
[2024-05-23 17:37:22] [INFO ] Deduced a trap composed of 135 places in 142 ms of which 2 ms to minimize.
[2024-05-23 17:37:22] [INFO ] Deduced a trap composed of 131 places in 133 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/414 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/414 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 3 (OVERLAPS) 678/1092 variables, 414/419 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
SMT process timed out in 33848ms, After SMT, problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 33858ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35553 ms. Remains : 414/414 places, 1202/1202 transitions.
[2024-05-23 17:37:42] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
Found an invariant !
This invariant on transitions {222=1, 307=1, 504=1, 674=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 337=1, 534=1, 674=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[1730] Max Struct:[+inf]
[2024-05-23 17:37:42] [INFO ] Flatten gal took : 25 ms
RANDOM walk for 40003 steps (8 resets) in 128 ms. (310 steps per ms) remains 1/1 properties
[2024-05-23 17:37:42] [INFO ] Flatten gal took : 25 ms
BEST_FIRST walk for 40003 steps (8 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
[2024-05-23 17:37:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12570496674029239056.gal : 5 ms
[2024-05-23 17:37:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4837077934541536165.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/ReachabilityCardinality12570496674029239056.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4837077934541536165.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/ReachabilityCardinality4837077934541536165.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 1.24463e+06
Interrupted probabilistic random walk after 673351 steps, run timeout after 3001 ms. (steps per millisecond=224 ) properties seen :0 out of 1
Probabilistic random walk after 673351 steps, saw 412885 distinct states, run finished after 3001 ms. (steps per millisecond=224 ) properties seen :0
[2024-05-23 17:37:45] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:37:45] [INFO ] Invariant cache hit.
[2024-05-23 17:37:45] [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) 343/347 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/353 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/353 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/353 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 596/949 variables, 333/343 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/949 variables, 74/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/949 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 62/1011 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1011 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 67/1078 variables, 65/483 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1078 variables, 0/483 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 8/1086 variables, 4/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1086 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 6/1092 variables, 4/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1092 variables, 0/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1092 variables, 0/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1092/1092 variables, and 491 constraints, problems are : Problem set: 0 solved, 1 unsolved in 347 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 414/414 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) 343/347 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/353 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/353 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/353 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 596/949 variables, 333/343 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/949 variables, 74/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/949 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/949 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 62/1011 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1011 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 67/1078 variables, 65/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1078 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 8/1086 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1086 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 6/1092 variables, 4/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1092 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1092 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1092/1092 variables, and 492 constraints, problems are : Problem set: 0 solved, 1 unsolved in 366 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 414/414 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 723ms problems are : Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.24463e+06 after 3.74365e+10
Parikh walk visited 0 properties in 3055 ms.
Support contains 1 out of 414 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 45 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 414/414 places, 1202/1202 transitions.
RANDOM walk for 40002 steps (8 resets) in 135 ms. (294 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 642937 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :0 out of 1
Probabilistic random walk after 642937 steps, saw 394237 distinct states, run finished after 3003 ms. (steps per millisecond=214 ) properties seen :0
[2024-05-23 17:37:52] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:37:52] [INFO ] Invariant cache hit.
[2024-05-23 17:37:52] [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) 343/347 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/353 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/353 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/353 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 596/949 variables, 333/343 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/949 variables, 74/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/949 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 62/1011 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1011 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 67/1078 variables, 65/483 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1078 variables, 0/483 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 8/1086 variables, 4/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1086 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 6/1092 variables, 4/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1092 variables, 0/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1092 variables, 0/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1092/1092 variables, and 491 constraints, problems are : Problem set: 0 solved, 1 unsolved in 295 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 414/414 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) 343/347 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/353 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/353 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/353 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 596/949 variables, 333/343 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/949 variables, 74/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/949 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/949 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 62/1011 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1011 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 67/1078 variables, 65/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1078 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 8/1086 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1086 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 6/1092 variables, 4/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1092 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1092 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1092/1092 variables, and 492 constraints, problems are : Problem set: 0 solved, 1 unsolved in 315 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 414/414 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 633ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 3169 ms.
Support contains 1 out of 414 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 40 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 414/414 places, 1202/1202 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 40 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
[2024-05-23 17:37:56] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:37:56] [INFO ] Invariant cache hit.
[2024-05-23 17:37:57] [INFO ] Implicit Places using invariants in 290 ms returned []
[2024-05-23 17:37:57] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:37:57] [INFO ] Invariant cache hit.
[2024-05-23 17:37:57] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 17:37:58] [INFO ] Implicit Places using invariants and state equation in 1283 ms returned []
Implicit Place search using SMT with State Equation took 1575 ms to find 0 implicit places.
[2024-05-23 17:37:58] [INFO ] Redundant transitions in 19 ms returned []
Running 1200 sub problems to find dead transitions.
[2024-05-23 17:37:58] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:37:58] [INFO ] Invariant cache hit.
[2024-05-23 17:37:58] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
[2024-05-23 17:38:12] [INFO ] Deduced a trap composed of 135 places in 126 ms of which 2 ms to minimize.
[2024-05-23 17:38:12] [INFO ] Deduced a trap composed of 131 places in 124 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/414 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.74365e+10 after 5.12697e+17
At refinement iteration 2 (INCLUDED_ONLY) 0/414 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 3 (OVERLAPS) 678/1092 variables, 414/419 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
SMT process timed out in 34349ms, After SMT, problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 34359ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36000 ms. Remains : 414/414 places, 1202/1202 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 524 transitions
Reduce isomorphic transitions removed 524 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 534 rules applied. Total rules applied 534 place count 414 transition count 668
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 544 place count 404 transition count 668
Performed 68 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 68 Pre rules applied. Total rules applied 544 place count 404 transition count 600
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 680 place count 336 transition count 600
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 936 place count 208 transition count 472
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1000 place count 144 transition count 344
Iterating global reduction 2 with 64 rules applied. Total rules applied 1064 place count 144 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 1065 place count 144 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 1065 place count 144 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 1067 place count 143 transition count 342
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1130 place count 80 transition count 216
Iterating global reduction 3 with 63 rules applied. Total rules applied 1193 place count 80 transition count 216
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1256 place count 17 transition count 90
Iterating global reduction 3 with 63 rules applied. Total rules applied 1319 place count 17 transition count 90
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1382 place count 17 transition count 27
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1382 place count 17 transition count 26
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 1384 place count 16 transition count 26
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 1386 place count 16 transition count 24
Applied a total of 1386 rules in 23 ms. Remains 16 /414 variables (removed 398) and now considering 24/1202 (removed 1178) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 24 rows 16 cols
[2024-05-23 17:38:32] [INFO ] Computed 3 invariants in 1 ms
[2024-05-23 17:38:32] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 17:38:32] [INFO ] After 7ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 17:38:32] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 17:38:32] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:38:32] [INFO ] After 30ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:38:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 17:38:32] [INFO ] After 8ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 17:38:32] [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 17:38:32] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:38:32] [INFO ] After 34ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:38:32] [INFO ] Flatten gal took : 1 ms
[2024-05-23 17:38:32] [INFO ] Flatten gal took : 0 ms
[2024-05-23 17:38:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10132146891836901818.gal : 1 ms
[2024-05-23 17:38:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality278689008447627108.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/ReachabilityCardinality10132146891836901818.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality278689008447627108.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/ReachabilityCardinality278689008447627108.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 48
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :48 after 578
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :578 after 3858
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :3858 after 198387
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :198387 after 619443
Detected timeout of ITS tools.
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :619443 after 1.45829e+06
[2024-05-23 17:38:33] [INFO ] Flatten gal took : 28 ms
[2024-05-23 17:38:33] [INFO ] Applying decomposition
[2024-05-23 17:38:33] [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/graph1965902863044741756.txt' '-o' '/tmp/graph1965902863044741756.bin' '-w' '/tmp/graph1965902863044741756.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph1965902863044741756.bin' '-l' '-1' '-v' '-w' '/tmp/graph1965902863044741756.weights' '-q' '0' '-e' '0.001'
[2024-05-23 17:38:33] [INFO ] Decomposing Gal with order
[2024-05-23 17:38:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 17:38:33] [INFO ] Removed a total of 2043 redundant transitions.
[2024-05-23 17:38:33] [INFO ] Flatten gal took : 45 ms
[2024-05-23 17:38:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 843 labels/synchronizations in 20 ms.
[2024-05-23 17:38:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4750985466587078221.gal : 6 ms
[2024-05-23 17:38:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2589190534866626194.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/ReachabilityCardinality4750985466587078221.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2589190534866626194.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/ReachabilityCardinality2589190534866626194.prop.
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.45829e+06 after 3.13272e+06
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 1025 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,6.47832e+06,5.28557,119160,2,117,15,19087,6,0,88,11050,0
Total reachable state count : 6478323

Verifying 1 reachability properties.
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
MIN0,3264,5.28602,119160,2,96,15,19087,7,0,91,11050,0
Over-approximation ignoring read arcs solved 0 properties in 5414 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:[1730] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c016-UpperBounds-10 in 144271 ms.
Starting property specific reduction for FunctionPointer-PT-c016-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 17:38:38] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
// Phase 1: matrix 758 rows 462 cols
[2024-05-23 17:38:38] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10002 steps (2 resets) in 26 ms. (370 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 17:38:38] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:38:38] [INFO ] Invariant cache hit.
[2024-05-23 17:38:38] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:38:38] [INFO ] [Real]Absence check using state equation in 164 ms returned sat
[2024-05-23 17:38:38] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:38:38] [INFO ] [Real]Added 94 Read/Feed constraints in 38 ms returned sat
[2024-05-23 17:38:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:38:38] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:38:38] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2024-05-23 17:38:38] [INFO ] [Nat]Added 94 Read/Feed constraints in 50 ms returned sat
[2024-05-23 17:38:38] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 68 ms.
[2024-05-23 17:38:38] [INFO ] Added : 2 causal constraints over 1 iterations in 161 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:[15] Max Struct:[+inf]
Support contains 1 out of 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 455 transition count 1299
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 455 transition count 1299
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 18 place count 455 transition count 1295
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 24 place count 449 transition count 1279
Iterating global reduction 1 with 6 rules applied. Total rules applied 30 place count 449 transition count 1279
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 34 place count 449 transition count 1275
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 39 place count 444 transition count 1265
Iterating global reduction 2 with 5 rules applied. Total rules applied 44 place count 444 transition count 1265
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 49 place count 439 transition count 1253
Iterating global reduction 2 with 5 rules applied. Total rules applied 54 place count 439 transition count 1253
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 59 place count 434 transition count 1241
Iterating global reduction 2 with 5 rules applied. Total rules applied 64 place count 434 transition count 1241
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 69 place count 429 transition count 1231
Iterating global reduction 2 with 5 rules applied. Total rules applied 74 place count 429 transition count 1231
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 78 place count 425 transition count 1223
Iterating global reduction 2 with 4 rules applied. Total rules applied 82 place count 425 transition count 1223
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 86 place count 421 transition count 1215
Iterating global reduction 2 with 4 rules applied. Total rules applied 90 place count 421 transition count 1215
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 92 place count 419 transition count 1211
Iterating global reduction 2 with 2 rules applied. Total rules applied 94 place count 419 transition count 1211
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 96 place count 417 transition count 1207
Iterating global reduction 2 with 2 rules applied. Total rules applied 98 place count 417 transition count 1207
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 99 place count 416 transition count 1205
Iterating global reduction 2 with 1 rules applied. Total rules applied 100 place count 416 transition count 1205
Applied a total of 100 rules in 134 ms. Remains 416 /462 variables (removed 46) and now considering 1205/1313 (removed 108) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 135 ms. Remains : 416/462 places, 1205/1313 transitions.
[2024-05-23 17:38:39] [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 41 ms. (steps per millisecond=243 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[15] Max Struct:[+inf]
[2024-05-23 17:38:39] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
// Phase 1: matrix 680 rows 416 cols
[2024-05-23 17:38:39] [INFO ] Computed 3 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[15] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 2052 ms. (487 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 751 ms. (1329 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[15] Max Struct:[+inf]
[2024-05-23 17:38:42] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 17:38:42] [INFO ] Invariant cache hit.
[2024-05-23 17:38:42] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:38:42] [INFO ] [Real]Absence check using state equation in 135 ms returned sat
[2024-05-23 17:38:42] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:38:42] [INFO ] [Real]Added 75 Read/Feed constraints in 33 ms returned sat
[2024-05-23 17:38:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:38:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:38:43] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2024-05-23 17:38:43] [INFO ] [Nat]Added 75 Read/Feed constraints in 47 ms returned sat
[2024-05-23 17:38:43] [INFO ] Deduced a trap composed of 71 places in 180 ms of which 2 ms to minimize.
[2024-05-23 17:38:43] [INFO ] Deduced a trap composed of 135 places in 155 ms of which 2 ms to minimize.
[2024-05-23 17:38:43] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 405 ms
[2024-05-23 17:38:43] [INFO ] Computed and/alt/rep : 333/1252/331 causal constraints (skipped 347 transitions) in 69 ms.
[2024-05-23 17:38:43] [INFO ] Deduced a trap composed of 135 places in 154 ms of which 3 ms to minimize.
[2024-05-23 17:38:44] [INFO ] Deduced a trap composed of 131 places in 147 ms of which 2 ms to minimize.
[2024-05-23 17:38:44] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 416 ms
[2024-05-23 17:38:44] [INFO ] Added : 9 causal constraints over 4 iterations in 722 ms. Result :sat
Minimization took 305 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[15] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[15] 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 42 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 42 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 41 ms. Remains 416 /416 variables (removed 0) and now considering 1205/1205 (removed 0) transitions.
[2024-05-23 17:38:44] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 17:38:44] [INFO ] Invariant cache hit.
[2024-05-23 17:38:44] [INFO ] Implicit Places using invariants in 292 ms returned []
[2024-05-23 17:38:44] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 17:38:44] [INFO ] Invariant cache hit.
[2024-05-23 17:38:45] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:38:46] [INFO ] Implicit Places using invariants and state equation in 1211 ms returned []
Implicit Place search using SMT with State Equation took 1506 ms to find 0 implicit places.
[2024-05-23 17:38:46] [INFO ] Redundant transitions in 20 ms returned []
Running 1203 sub problems to find dead transitions.
[2024-05-23 17:38:46] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 17:38:46] [INFO ] Invariant cache hit.
[2024-05-23 17:38:46] [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 17:39:00] [INFO ] Deduced a trap composed of 135 places in 127 ms of which 2 ms to minimize.
[2024-05-23 17:39:00] [INFO ] Deduced a trap composed of 131 places in 123 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/416 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 3 (OVERLAPS) 680/1096 variables, 416/421 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
SMT process timed out in 34479ms, After SMT, problems are : Problem set: 0 solved, 1203 unsolved
Search for dead transitions found 0 dead transitions in 34488ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36061 ms. Remains : 416/416 places, 1205/1205 transitions.
[2024-05-23 17:39:20] [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 42 ms. (steps per millisecond=238 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[15] Max Struct:[+inf]
RANDOM walk for 40001 steps (8 resets) in 140 ms. (283 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 31 ms. (1250 steps per ms) remains 1/1 properties
[2024-05-23 17:39:21] [INFO ] Flatten gal took : 51 ms
[2024-05-23 17:39:21] [INFO ] Flatten gal took : 26 ms
[2024-05-23 17:39:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13889853302600584342.gal : 5 ms
[2024-05-23 17:39:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13951247614448352727.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/ReachabilityCardinality13889853302600584342.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13951247614448352727.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/ReachabilityCardinality13951247614448352727.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 1.24463e+06
Interrupted probabilistic random walk after 612979 steps, run timeout after 3001 ms. (steps per millisecond=204 ) properties seen :0 out of 1
Probabilistic random walk after 612979 steps, saw 375868 distinct states, run finished after 3001 ms. (steps per millisecond=204 ) properties seen :0
[2024-05-23 17:39:24] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2024-05-23 17:39:24] [INFO ] Invariant cache hit.
[2024-05-23 17:39:24] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 343/348 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/348 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/348 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 6/354 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/354 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/354 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 598/952 variables, 333/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/952 variables, 74/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/952 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 62/1014 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1014 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 68/1082 variables, 66/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1082 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 8/1090 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1090 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 6/1096 variables, 4/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1096 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (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 309 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 343/348 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/348 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/348 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 6/354 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/354 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/354 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 598/952 variables, 333/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/952 variables, 74/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/952 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/952 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 62/1014 variables, 1/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1014 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 68/1082 variables, 66/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1082 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 8/1090 variables, 4/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1090 variables, 0/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/1096 variables, 4/495 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1096 variables, 0/495 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:39:24] [INFO ] Deduced a trap composed of 135 places in 168 ms of which 2 ms to minimize.
At refinement iteration 21 (OVERLAPS) 0/1096 variables, 1/496 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1096 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1096 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1096/1096 variables, and 496 constraints, problems are : Problem set: 0 solved, 1 unsolved in 596 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: 1/1 constraints]
After SMT, in 915ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 188 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=94 )
Parikh walk visited 1 properties in 8 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:[15] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c016-UpperBounds-11 in 46822 ms.
Starting property specific reduction for FunctionPointer-PT-c016-UpperBounds-12
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 17:39:24] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
// Phase 1: matrix 758 rows 462 cols
[2024-05-23 17:39:24] [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 17:39:24] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:39:24] [INFO ] Invariant cache hit.
[2024-05-23 17:39:25] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:39:25] [INFO ] [Real]Absence check using state equation in 167 ms returned sat
[2024-05-23 17:39:25] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:39:25] [INFO ] [Real]Added 94 Read/Feed constraints in 32 ms returned sat
[2024-05-23 17:39:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:39:25] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:39:25] [INFO ] [Nat]Absence check using state equation in 167 ms returned sat
[2024-05-23 17:39:25] [INFO ] [Nat]Added 94 Read/Feed constraints in 30 ms returned sat
[2024-05-23 17:39:25] [INFO ] Deduced a trap composed of 133 places in 202 ms of which 3 ms to minimize.
[2024-05-23 17:39:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 265 ms
[2024-05-23 17:39:25] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 83 ms.
[2024-05-23 17:39:25] [INFO ] Added : 1 causal constraints over 1 iterations in 177 ms. Result :sat
Minimization took 264 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 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Graph (complete) has 2247 edges and 462 vertex of which 459 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 459 transition count 1308
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 12 place count 453 transition count 1296
Iterating global reduction 1 with 6 rules applied. Total rules applied 18 place count 453 transition count 1296
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 453 transition count 1292
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 28 place count 447 transition count 1276
Iterating global reduction 2 with 6 rules applied. Total rules applied 34 place count 447 transition count 1276
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 38 place count 447 transition count 1272
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 43 place count 442 transition count 1262
Iterating global reduction 3 with 5 rules applied. Total rules applied 48 place count 442 transition count 1262
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 53 place count 437 transition count 1250
Iterating global reduction 3 with 5 rules applied. Total rules applied 58 place count 437 transition count 1250
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 63 place count 432 transition count 1238
Iterating global reduction 3 with 5 rules applied. Total rules applied 68 place count 432 transition count 1238
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 73 place count 427 transition count 1228
Iterating global reduction 3 with 5 rules applied. Total rules applied 78 place count 427 transition count 1228
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 82 place count 423 transition count 1220
Iterating global reduction 3 with 4 rules applied. Total rules applied 86 place count 423 transition count 1220
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 90 place count 419 transition count 1212
Iterating global reduction 3 with 4 rules applied. Total rules applied 94 place count 419 transition count 1212
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 96 place count 417 transition count 1208
Iterating global reduction 3 with 2 rules applied. Total rules applied 98 place count 417 transition count 1208
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 100 place count 415 transition count 1204
Iterating global reduction 3 with 2 rules applied. Total rules applied 102 place count 415 transition count 1204
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 103 place count 414 transition count 1202
Iterating global reduction 3 with 1 rules applied. Total rules applied 104 place count 414 transition count 1202
Applied a total of 104 rules in 130 ms. Remains 414 /462 variables (removed 48) and now considering 1202/1313 (removed 111) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 130 ms. Remains : 414/462 places, 1202/1313 transitions.
[2024-05-23 17:39:26] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
Found an invariant !
This invariant on transitions {222=1, 307=1, 504=1, 674=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 337=1, 534=1, 674=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 1) seen :[9]
Current structural bounds on expressions (after cover walk) : Max Seen:[9] Max Struct:[+inf]
[2024-05-23 17:39:26] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
// Phase 1: matrix 678 rows 414 cols
[2024-05-23 17:39:26] [INFO ] Computed 3 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[9] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2146 ms. (465 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 805 ms. (1240 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[9] Max Struct:[+inf]
[2024-05-23 17:39:29] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:39:29] [INFO ] Invariant cache hit.
[2024-05-23 17:39:29] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:39:29] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2024-05-23 17:39:29] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 17:39:29] [INFO ] [Real]Added 74 Read/Feed constraints in 40 ms returned sat
[2024-05-23 17:39:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:39:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:39:30] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 17:39:30] [INFO ] [Nat]Added 74 Read/Feed constraints in 62 ms returned sat
[2024-05-23 17:39:30] [INFO ] Deduced a trap composed of 73 places in 191 ms of which 3 ms to minimize.
[2024-05-23 17:39:30] [INFO ] Deduced a trap composed of 72 places in 169 ms of which 2 ms to minimize.
[2024-05-23 17:39:30] [INFO ] Deduced a trap composed of 70 places in 167 ms of which 3 ms to minimize.
[2024-05-23 17:39:30] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 623 ms
[2024-05-23 17:39:30] [INFO ] Computed and/alt/rep : 333/1251/331 causal constraints (skipped 345 transitions) in 81 ms.
[2024-05-23 17:39:31] [INFO ] Added : 8 causal constraints over 4 iterations in 305 ms. Result :sat
Minimization took 249 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[9] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[9] Max Struct:[+inf]
Support contains 1 out of 414 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 46 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 414/414 places, 1202/1202 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 48 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
[2024-05-23 17:39:31] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:39:31] [INFO ] Invariant cache hit.
[2024-05-23 17:39:31] [INFO ] Implicit Places using invariants in 306 ms returned []
[2024-05-23 17:39:31] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:39:31] [INFO ] Invariant cache hit.
[2024-05-23 17:39:31] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 17:39:32] [INFO ] Implicit Places using invariants and state equation in 1181 ms returned []
Implicit Place search using SMT with State Equation took 1487 ms to find 0 implicit places.
[2024-05-23 17:39:33] [INFO ] Redundant transitions in 15 ms returned []
Running 1200 sub problems to find dead transitions.
[2024-05-23 17:39:33] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2024-05-23 17:39:33] [INFO ] Invariant cache hit.
[2024-05-23 17:39:33] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
[2024-05-23 17:39:46] [INFO ] Deduced a trap composed of 135 places in 122 ms of which 2 ms to minimize.
[2024-05-23 17:39:47] [INFO ] Deduced a trap composed of 131 places in 129 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/414 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/414 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1200 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) 678/1092 variables, 414/419 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
SMT process timed out in 34217ms, After SMT, problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 34227ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35790 ms. Remains : 414/414 places, 1202/1202 transitions.
[2024-05-23 17:40:07] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
Found an invariant !
This invariant on transitions {222=1, 307=1, 504=1, 674=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 337=1, 534=1, 674=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[9] Max Struct:[+inf]
RANDOM walk for 40001 steps (8 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
[2024-05-23 17:40:07] [INFO ] Flatten gal took : 35 ms
BEST_FIRST walk for 31861 steps (6 resets) in 43 ms. (724 steps per ms) remains 0/1 properties
[2024-05-23 17:40:07] [INFO ] Flatten gal took : 25 ms
[2024-05-23 17:40:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7621157548764731545.gal : 4 ms
[2024-05-23 17:40:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9278938638856690511.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/ReachabilityCardinality7621157548764731545.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9278938638856690511.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:[9] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c016-UpperBounds-12 in 42646 ms.
Starting property specific reduction for FunctionPointer-PT-c016-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:[16]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[16]
[2024-05-23 17:40:07] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
// Phase 1: matrix 758 rows 462 cols
[2024-05-23 17:40:07] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[16]
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:[16]
[2024-05-23 17:40:07] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:40:07] [INFO ] Invariant cache hit.
[2024-05-23 17:40:07] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:40:07] [INFO ] [Real]Absence check using state equation in 170 ms returned sat
[2024-05-23 17:40:07] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:40:07] [INFO ] [Real]Added 94 Read/Feed constraints in 28 ms returned sat
[2024-05-23 17:40:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:40:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:40:08] [INFO ] [Nat]Absence check using state equation in 178 ms returned sat
[2024-05-23 17:40:08] [INFO ] [Nat]Added 94 Read/Feed constraints in 49 ms returned sat
[2024-05-23 17:40:08] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 72 ms.
[2024-05-23 17:40:08] [INFO ] Added : 1 causal constraints over 1 iterations in 178 ms. Result :sat
Minimization took 357 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[16]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[15] Max Struct:[16]
Support contains 1 out of 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Graph (complete) has 2247 edges and 462 vertex of which 459 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 459 transition count 1308
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 13 place count 452 transition count 1294
Iterating global reduction 1 with 7 rules applied. Total rules applied 20 place count 452 transition count 1294
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 24 place count 452 transition count 1290
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 30 place count 446 transition count 1274
Iterating global reduction 2 with 6 rules applied. Total rules applied 36 place count 446 transition count 1274
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 40 place count 446 transition count 1270
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 45 place count 441 transition count 1260
Iterating global reduction 3 with 5 rules applied. Total rules applied 50 place count 441 transition count 1260
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 55 place count 436 transition count 1248
Iterating global reduction 3 with 5 rules applied. Total rules applied 60 place count 436 transition count 1248
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 65 place count 431 transition count 1236
Iterating global reduction 3 with 5 rules applied. Total rules applied 70 place count 431 transition count 1236
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 75 place count 426 transition count 1226
Iterating global reduction 3 with 5 rules applied. Total rules applied 80 place count 426 transition count 1226
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 84 place count 422 transition count 1218
Iterating global reduction 3 with 4 rules applied. Total rules applied 88 place count 422 transition count 1218
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 92 place count 418 transition count 1210
Iterating global reduction 3 with 4 rules applied. Total rules applied 96 place count 418 transition count 1210
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 98 place count 416 transition count 1206
Iterating global reduction 3 with 2 rules applied. Total rules applied 100 place count 416 transition count 1206
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 102 place count 414 transition count 1202
Iterating global reduction 3 with 2 rules applied. Total rules applied 104 place count 414 transition count 1202
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 105 place count 413 transition count 1200
Iterating global reduction 3 with 1 rules applied. Total rules applied 106 place count 413 transition count 1200
Applied a total of 106 rules in 122 ms. Remains 413 /462 variables (removed 49) and now considering 1200/1313 (removed 113) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 122 ms. Remains : 413/462 places, 1200/1313 transitions.
[2024-05-23 17:40:09] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
// Phase 1: matrix 675 rows 413 cols
[2024-05-23 17:40:09] [INFO ] Computed 3 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[15] Max Struct:[16]
RANDOM walk for 1000000 steps (2 resets) in 2069 ms. (483 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 737 ms. (1355 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[15] Max Struct:[16]
[2024-05-23 17:40:11] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 17:40:11] [INFO ] Invariant cache hit.
[2024-05-23 17:40:11] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:40:12] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 17:40:12] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 17:40:12] [INFO ] [Real]Added 72 Read/Feed constraints in 42 ms returned sat
[2024-05-23 17:40:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:40:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:40:12] [INFO ] [Nat]Absence check using state equation in 153 ms returned sat
[2024-05-23 17:40:12] [INFO ] [Nat]Added 72 Read/Feed constraints in 40 ms returned sat
[2024-05-23 17:40:12] [INFO ] Computed and/alt/rep : 332/994/330 causal constraints (skipped 343 transitions) in 70 ms.
[2024-05-23 17:40:12] [INFO ] Added : 2 causal constraints over 1 iterations in 162 ms. Result :sat
Minimization took 296 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[15] Max Struct:[16]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[16] Max Struct:[16]
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 17:40:12] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 17:40:12] [INFO ] Invariant cache hit.
[2024-05-23 17:40:13] [INFO ] Implicit Places using invariants in 331 ms returned []
[2024-05-23 17:40:13] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 17:40:13] [INFO ] Invariant cache hit.
[2024-05-23 17:40:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 17:40:14] [INFO ] Implicit Places using invariants and state equation in 1240 ms returned []
Implicit Place search using SMT with State Equation took 1572 ms to find 0 implicit places.
[2024-05-23 17:40:14] [INFO ] Redundant transitions in 20 ms returned []
Running 1198 sub problems to find dead transitions.
[2024-05-23 17:40:14] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 17:40:14] [INFO ] Invariant cache hit.
[2024-05-23 17:40:14] [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 17:40:29] [INFO ] Deduced a trap composed of 135 places in 126 ms of which 3 ms to minimize.
[2024-05-23 17:40:29] [INFO ] Deduced a trap composed of 131 places in 126 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/413 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 3 (OVERLAPS) 675/1088 variables, 413/418 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
SMT process timed out in 34834ms, After SMT, problems are : Problem set: 0 solved, 1198 unsolved
Search for dead transitions found 0 dead transitions in 34844ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36488 ms. Remains : 413/413 places, 1200/1200 transitions.
[2024-05-23 17:40:49] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 17:40:49] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[16] Max Struct:[16]
FORMULA FunctionPointer-PT-c016-UpperBounds-13 16 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (2 resets) in 1996 ms. (500 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 17:40:51] [INFO ] Flatten gal took : 27 ms
[2024-05-23 17:40:51] [INFO ] Flatten gal took : 25 ms
[2024-05-23 17:40:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15835609445021168591.gal : 4 ms
[2024-05-23 17:40:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15587658446136836707.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/ReachabilityCardinality15835609445021168591.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15587658446136836707.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
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-c016-UpperBounds-13 in 43935 ms.
Starting property specific reduction for FunctionPointer-PT-c016-UpperBounds-14
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 17:40:51] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
// Phase 1: matrix 758 rows 462 cols
[2024-05-23 17:40:51] [INFO ] Computed 3 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 26 ms. (370 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 17:40:51] [INFO ] Flow matrix only has 758 transitions (discarded 555 similar events)
[2024-05-23 17:40:51] [INFO ] Invariant cache hit.
[2024-05-23 17:40:51] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 17:40:51] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 17:40:51] [INFO ] State equation strengthened by 94 read => feed constraints.
[2024-05-23 17:40:51] [INFO ] [Real]Added 94 Read/Feed constraints in 40 ms returned sat
[2024-05-23 17:40:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:40:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:40:52] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2024-05-23 17:40:52] [INFO ] [Nat]Added 94 Read/Feed constraints in 30 ms returned sat
[2024-05-23 17:40:52] [INFO ] Computed and/alt/rep : 107/208/95 causal constraints (skipped 661 transitions) in 71 ms.
[2024-05-23 17:40:52] [INFO ] Deduced a trap composed of 139 places in 188 ms of which 3 ms to minimize.
[2024-05-23 17:40:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 240 ms
[2024-05-23 17:40:52] [INFO ] Added : 3 causal constraints over 1 iterations in 451 ms. Result :sat
Minimization took 281 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 462 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 462/462 places, 1313/1313 transitions.
Graph (complete) has 2247 edges and 462 vertex of which 459 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 459 transition count 1308
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 12 place count 453 transition count 1296
Iterating global reduction 1 with 6 rules applied. Total rules applied 18 place count 453 transition count 1296
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 453 transition count 1292
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 27 place count 448 transition count 1280
Iterating global reduction 2 with 5 rules applied. Total rules applied 32 place count 448 transition count 1280
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 36 place count 448 transition count 1276
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 40 place count 444 transition count 1268
Iterating global reduction 3 with 4 rules applied. Total rules applied 44 place count 444 transition count 1268
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 48 place count 440 transition count 1258
Iterating global reduction 3 with 4 rules applied. Total rules applied 52 place count 440 transition count 1258
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 56 place count 436 transition count 1248
Iterating global reduction 3 with 4 rules applied. Total rules applied 60 place count 436 transition count 1248
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 64 place count 432 transition count 1240
Iterating global reduction 3 with 4 rules applied. Total rules applied 68 place count 432 transition count 1240
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 71 place count 429 transition count 1234
Iterating global reduction 3 with 3 rules applied. Total rules applied 74 place count 429 transition count 1234
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 77 place count 426 transition count 1228
Iterating global reduction 3 with 3 rules applied. Total rules applied 80 place count 426 transition count 1228
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 82 place count 424 transition count 1224
Iterating global reduction 3 with 2 rules applied. Total rules applied 84 place count 424 transition count 1224
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 86 place count 422 transition count 1220
Iterating global reduction 3 with 2 rules applied. Total rules applied 88 place count 422 transition count 1220
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 89 place count 421 transition count 1218
Iterating global reduction 3 with 1 rules applied. Total rules applied 90 place count 421 transition count 1218
Applied a total of 90 rules in 140 ms. Remains 421 /462 variables (removed 41) and now considering 1218/1313 (removed 95) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 140 ms. Remains : 421/462 places, 1218/1313 transitions.
[2024-05-23 17:40:53] [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 42 ms. (steps per millisecond=238 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 17:40:53] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
// Phase 1: matrix 688 rows 421 cols
[2024-05-23 17:40:53] [INFO ] Computed 3 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2087 ms. (478 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 732 ms. (1364 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[483] Max Struct:[+inf]
[2024-05-23 17:40:56] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:40:56] [INFO ] Invariant cache hit.
[2024-05-23 17:40:56] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:40:56] [INFO ] [Real]Absence check using state equation in 125 ms returned sat
[2024-05-23 17:40:56] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:40:56] [INFO ] [Real]Added 75 Read/Feed constraints in 59 ms returned sat
[2024-05-23 17:40:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:40:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:40:56] [INFO ] [Nat]Absence check using state equation in 129 ms returned sat
[2024-05-23 17:40:56] [INFO ] [Nat]Added 75 Read/Feed constraints in 46 ms returned sat
[2024-05-23 17:40:56] [INFO ] Deduced a trap composed of 113 places in 190 ms of which 3 ms to minimize.
[2024-05-23 17:40:57] [INFO ] Deduced a trap composed of 109 places in 169 ms of which 2 ms to minimize.
[2024-05-23 17:40:57] [INFO ] Deduced a trap composed of 87 places in 175 ms of which 3 ms to minimize.
[2024-05-23 17:40:57] [INFO ] Deduced a trap composed of 85 places in 171 ms of which 3 ms to minimize.
[2024-05-23 17:40:57] [INFO ] Deduced a trap composed of 76 places in 173 ms of which 3 ms to minimize.
[2024-05-23 17:40:57] [INFO ] Deduced a trap composed of 70 places in 178 ms of which 3 ms to minimize.
[2024-05-23 17:40:58] [INFO ] Deduced a trap composed of 71 places in 183 ms of which 3 ms to minimize.
[2024-05-23 17:40:58] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1400 ms
[2024-05-23 17:40:58] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 354 transitions) in 63 ms.
[2024-05-23 17:40:58] [INFO ] Added : 11 causal constraints over 3 iterations in 232 ms. Result :sat
Minimization took 271 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[483] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[483] 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 41 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 41 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 41 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
[2024-05-23 17:40:58] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:40:58] [INFO ] Invariant cache hit.
[2024-05-23 17:40:58] [INFO ] Implicit Places using invariants in 293 ms returned []
[2024-05-23 17:40:58] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:40:58] [INFO ] Invariant cache hit.
[2024-05-23 17:40:59] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:41:00] [INFO ] Implicit Places using invariants and state equation in 1211 ms returned []
Implicit Place search using SMT with State Equation took 1506 ms to find 0 implicit places.
[2024-05-23 17:41:00] [INFO ] Redundant transitions in 19 ms returned []
Running 1216 sub problems to find dead transitions.
[2024-05-23 17:41:00] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:41:00] [INFO ] Invariant cache hit.
[2024-05-23 17:41:00] [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 17:41:13] [INFO ] Deduced a trap composed of 135 places in 120 ms of which 2 ms to minimize.
[2024-05-23 17:41:14] [INFO ] Deduced a trap composed of 131 places in 122 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 3 (OVERLAPS) 688/1109 variables, 421/426 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
SMT process timed out in 34013ms, After SMT, problems are : Problem set: 0 solved, 1216 unsolved
Search for dead transitions found 0 dead transitions in 34031ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35610 ms. Remains : 421/421 places, 1218/1218 transitions.
[2024-05-23 17:41:34] [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 42 ms. (steps per millisecond=238 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[483] Max Struct:[+inf]
[2024-05-23 17:41:34] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:41:34] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[483] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2149 ms. (465 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 773 ms. (1291 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[483] Max Struct:[+inf]
[2024-05-23 17:41:37] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:41:37] [INFO ] Invariant cache hit.
[2024-05-23 17:41:37] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:41:37] [INFO ] [Real]Absence check using state equation in 130 ms returned sat
[2024-05-23 17:41:37] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:41:37] [INFO ] [Real]Added 75 Read/Feed constraints in 62 ms returned sat
[2024-05-23 17:41:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 17:41:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 17:41:37] [INFO ] [Nat]Absence check using state equation in 134 ms returned sat
[2024-05-23 17:41:37] [INFO ] [Nat]Added 75 Read/Feed constraints in 45 ms returned sat
[2024-05-23 17:41:38] [INFO ] Deduced a trap composed of 113 places in 175 ms of which 2 ms to minimize.
[2024-05-23 17:41:38] [INFO ] Deduced a trap composed of 109 places in 180 ms of which 3 ms to minimize.
[2024-05-23 17:41:38] [INFO ] Deduced a trap composed of 87 places in 177 ms of which 3 ms to minimize.
[2024-05-23 17:41:38] [INFO ] Deduced a trap composed of 85 places in 174 ms of which 3 ms to minimize.
[2024-05-23 17:41:38] [INFO ] Deduced a trap composed of 76 places in 169 ms of which 3 ms to minimize.
[2024-05-23 17:41:39] [INFO ] Deduced a trap composed of 70 places in 170 ms of which 3 ms to minimize.
[2024-05-23 17:41:39] [INFO ] Deduced a trap composed of 71 places in 204 ms of which 2 ms to minimize.
[2024-05-23 17:41:39] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1396 ms
[2024-05-23 17:41:39] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 354 transitions) in 59 ms.
[2024-05-23 17:41:39] [INFO ] Added : 11 causal constraints over 3 iterations in 232 ms. Result :sat
Minimization took 251 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[483] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[483] 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 54 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 54 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 41 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
[2024-05-23 17:41:39] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:41:39] [INFO ] Invariant cache hit.
[2024-05-23 17:41:40] [INFO ] Implicit Places using invariants in 286 ms returned []
[2024-05-23 17:41:40] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:41:40] [INFO ] Invariant cache hit.
[2024-05-23 17:41:40] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:41:41] [INFO ] Implicit Places using invariants and state equation in 1203 ms returned []
Implicit Place search using SMT with State Equation took 1492 ms to find 0 implicit places.
[2024-05-23 17:41:41] [INFO ] Redundant transitions in 17 ms returned []
Running 1216 sub problems to find dead transitions.
[2024-05-23 17:41:41] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:41:41] [INFO ] Invariant cache hit.
[2024-05-23 17:41:41] [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 17:41:55] [INFO ] Deduced a trap composed of 135 places in 125 ms of which 3 ms to minimize.
[2024-05-23 17:41:56] [INFO ] Deduced a trap composed of 131 places in 134 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 3 (OVERLAPS) 688/1109 variables, 421/426 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
SMT process timed out in 34318ms, After SMT, problems are : Problem set: 0 solved, 1216 unsolved
Search for dead transitions found 0 dead transitions in 34329ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35885 ms. Remains : 421/421 places, 1218/1218 transitions.
[2024-05-23 17:42:15] [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 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 41 ms. (steps per millisecond=243 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[483] Max Struct:[+inf]
[2024-05-23 17:42:16] [INFO ] Flatten gal took : 26 ms
[2024-05-23 17:42:16] [INFO ] Flatten gal took : 24 ms
[2024-05-23 17:42:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12953085517524645058.gal : 4 ms
[2024-05-23 17:42:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5100886147677599124.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/ReachabilityCardinality12953085517524645058.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5100886147677599124.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40002 steps (8 resets) in 193 ms. (206 steps per ms) remains 1/1 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 36 ms. (1081 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality5100886147677599124.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 1.24463e+06
Interrupted probabilistic random walk after 641223 steps, run timeout after 3001 ms. (steps per millisecond=213 ) properties seen :0 out of 1
Probabilistic random walk after 641223 steps, saw 393185 distinct states, run finished after 3001 ms. (steps per millisecond=213 ) properties seen :0
[2024-05-23 17:42:19] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:42:19] [INFO ] Invariant cache hit.
[2024-05-23 17:42:19] [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 257 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 276 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 561ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2445 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 41 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 41 ms. Remains : 421/421 places, 1218/1218 transitions.
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.24463e+06 after 3.74365e+10
RANDOM walk for 40000 steps (8 resets) in 227 ms. (175 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
Interrupted probabilistic random walk after 632005 steps, run timeout after 3001 ms. (steps per millisecond=210 ) properties seen :0 out of 1
Probabilistic random walk after 632005 steps, saw 387532 distinct states, run finished after 3001 ms. (steps per millisecond=210 ) properties seen :0
[2024-05-23 17:42:25] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:42:25] [INFO ] Invariant cache hit.
[2024-05-23 17:42:25] [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 263 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 272 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 562ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2516 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 41 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 41 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 49 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
[2024-05-23 17:42:28] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:42:28] [INFO ] Invariant cache hit.
[2024-05-23 17:42:28] [INFO ] Implicit Places using invariants in 291 ms returned []
[2024-05-23 17:42:28] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:42:28] [INFO ] Invariant cache hit.
[2024-05-23 17:42:29] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 17:42:29] [INFO ] Implicit Places using invariants and state equation in 1176 ms returned []
Implicit Place search using SMT with State Equation took 1476 ms to find 0 implicit places.
[2024-05-23 17:42:30] [INFO ] Redundant transitions in 14 ms returned []
Running 1216 sub problems to find dead transitions.
[2024-05-23 17:42:30] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2024-05-23 17:42:30] [INFO ] Invariant cache hit.
[2024-05-23 17:42:30] [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 17:42:45] [INFO ] Deduced a trap composed of 135 places in 130 ms of which 3 ms to minimize.
[2024-05-23 17:42:45] [INFO ] Deduced a trap composed of 131 places in 119 ms of which 2 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.74365e+10 after 5.12697e+17
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 3 (OVERLAPS) 688/1109 variables, 421/426 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
SMT process timed out in 35120ms, After SMT, problems are : Problem set: 0 solved, 1216 unsolved
Search for dead transitions found 0 dead transitions in 35130ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36676 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 22 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 17:43:05] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 17:43:05] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 17:43:05] [INFO ] After 8ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 17:43:05] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 17:43:05] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:43:05] [INFO ] After 31ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:43:05] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 17:43:05] [INFO ] After 8ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 17:43:05] [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 17:43:05] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:43:05] [INFO ] After 35ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:43:05] [INFO ] Flatten gal took : 1 ms
[2024-05-23 17:43:05] [INFO ] Flatten gal took : 1 ms
[2024-05-23 17:43:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5851401561093524892.gal : 1 ms
[2024-05-23 17:43:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18269945229124140303.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/ReachabilityCardinality5851401561093524892.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18269945229124140303.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/ReachabilityCardinality18269945229124140303.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 48
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :48 after 1139
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1139 after 31467
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :31467 after 84507
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :84507 after 189771
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :189771 after 399483
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :399483 after 818091
Detected timeout of ITS tools.
[2024-05-23 17:43:06] [INFO ] Flatten gal took : 26 ms
[2024-05-23 17:43:06] [INFO ] Applying decomposition
[2024-05-23 17:43:06] [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/graph11243063722144460713.txt' '-o' '/tmp/graph11243063722144460713.bin' '-w' '/tmp/graph11243063722144460713.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph11243063722144460713.bin' '-l' '-1' '-v' '-w' '/tmp/graph11243063722144460713.weights' '-q' '0' '-e' '0.001'
[2024-05-23 17:43:06] [INFO ] Decomposing Gal with order
[2024-05-23 17:43:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 17:43:06] [INFO ] Removed a total of 2085 redundant transitions.
[2024-05-23 17:43:06] [INFO ] Flatten gal took : 46 ms
[2024-05-23 17:43:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 863 labels/synchronizations in 19 ms.
[2024-05-23 17:43:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6707666777152821301.gal : 5 ms
[2024-05-23 17:43:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12319150933050653645.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/ReachabilityCardinality6707666777152821301.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12319150933050653645.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/ReachabilityCardinality12319150933050653645.prop.
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :818091 after 1.65449e+06
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.65449e+06 after 3.32648e+06
Detected timeout of ITS tools.
[2024-05-23 17:43:20] [INFO ] Flatten gal took : 2 ms
[2024-05-23 17:43:20] [INFO ] Applying decomposition
[2024-05-23 17:43:20] [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/graph16664014805385996085.txt' '-o' '/tmp/graph16664014805385996085.bin' '-w' '/tmp/graph16664014805385996085.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph16664014805385996085.bin' '-l' '-1' '-v' '-w' '/tmp/graph16664014805385996085.weights' '-q' '0' '-e' '0.001'
[2024-05-23 17:43:20] [INFO ] Decomposing Gal with order
[2024-05-23 17:43:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 17:43:20] [INFO ] Removed a total of 30 redundant transitions.
[2024-05-23 17:43:20] [INFO ] Flatten gal took : 2 ms
[2024-05-23 17:43:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2024-05-23 17:43:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4022825467274641879.gal : 0 ms
[2024-05-23 17:43:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9313017717349513201.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/ReachabilityCardinality4022825467274641879.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9313017717349513201.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/ReachabilityCardinality9313017717349513201.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 48
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30168 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:[483] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c016-UpperBounds-14 in 163818 ms.
[2024-05-23 17:43:35] [INFO ] Flatten gal took : 29 ms
[2024-05-23 17:43:35] [INFO ] Applying decomposition
[2024-05-23 17:43:35] [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/graph2400300263510906010.txt' '-o' '/tmp/graph2400300263510906010.bin' '-w' '/tmp/graph2400300263510906010.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph2400300263510906010.bin' '-l' '-1' '-v' '-w' '/tmp/graph2400300263510906010.weights' '-q' '0' '-e' '0.001'
[2024-05-23 17:43:35] [INFO ] Decomposing Gal with order
[2024-05-23 17:43:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 17:43:35] [INFO ] Removed a total of 2268 redundant transitions.
[2024-05-23 17:43:35] [INFO ] Flatten gal took : 45 ms
[2024-05-23 17:43:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 1017 labels/synchronizations in 23 ms.
[2024-05-23 17:43:35] [INFO ] Time to serialize gal into /tmp/UpperBounds5015716775534196248.gal : 6 ms
[2024-05-23 17:43:35] [INFO ] Time to serialize properties into /tmp/UpperBounds1629806002885268204.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/UpperBounds5015716775534196248.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds1629806002885268204.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/UpperBounds1629806002885268204.prop.
ITS-tools command line returned an error code 137
[2024-05-23 18:07:05] [INFO ] Flatten gal took : 27 ms
[2024-05-23 18:07:05] [INFO ] Time to serialize gal into /tmp/UpperBounds1838527425872877401.gal : 5 ms
[2024-05-23 18:07:05] [INFO ] Time to serialize properties into /tmp/UpperBounds3866642198115471712.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/UpperBounds1838527425872877401.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds3866642198115471712.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 ...304
Loading property file /tmp/UpperBounds3866642198115471712.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:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ 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

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FunctionPointer-PT-c016"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool itstools"
echo " Input is FunctionPointer-PT-c016, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r180-tall-171640603100301"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-c016.tgz
mv FunctionPointer-PT-c016 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;