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-171640603100325.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is FunctionPointer-PT-c128, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-tall-171640603100325
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 9.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 102K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 19 15:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Apr 11 16:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K Apr 11 16:20 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-c128-UpperBounds-00
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-01
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-02
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-03
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-04
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-05
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-06
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-07
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-08
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-09
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-10
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-11
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-12
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-13
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-14
FORMULA_NAME FunctionPointer-PT-c128-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1716493503184

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-c128
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2024-05-23 19:45:04] [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 19:45:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 19:45:04] [INFO ] Load time of PNML (sax parser for PT used): 386 ms
[2024-05-23 19:45:04] [INFO ] Transformed 2826 places.
[2024-05-23 19:45:04] [INFO ] Transformed 8960 transitions.
[2024-05-23 19:45:04] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 551 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Deduced a syphon composed of 1198 places in 40 ms
Reduce places removed 1198 places and 2998 transitions.
FORMULA FunctionPointer-PT-c128-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+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] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 19:45:05] [INFO ] Flow matrix only has 3540 transitions (discarded 2422 similar events)
// Phase 1: matrix 3540 rows 1628 cols
[2024-05-23 19:45:05] [INFO ] Computed 4 invariants in 94 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
RANDOM walk for 10043 steps (2 resets) in 162 ms. (61 steps per ms)
BEST_FIRST walk for 90009 steps (28 resets) in 258 ms. (347 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 1, 3, 0, 1, 0, 0, 0, 1] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2024-05-23 19:45:05] [INFO ] Flow matrix only has 3540 transitions (discarded 2422 similar events)
[2024-05-23 19:45:05] [INFO ] Invariant cache hit.
[2024-05-23 19:45:06] [INFO ] [Real]Absence check using 3 positive place invariants in 18 ms returned sat
[2024-05-23 19:45:06] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 19:45:06] [INFO ] [Real]Absence check using state equation in 810 ms returned sat
[2024-05-23 19:45:07] [INFO ] State equation strengthened by 479 read => feed constraints.
[2024-05-23 19:45:07] [INFO ] [Real]Added 479 Read/Feed constraints in 133 ms returned sat
[2024-05-23 19:45:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:45:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 19:45:07] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 3 ms returned sat
[2024-05-23 19:45:08] [INFO ] [Nat]Absence check using state equation in 705 ms returned sat
[2024-05-23 19:45:08] [INFO ] [Nat]Added 479 Read/Feed constraints in 117 ms returned sat
[2024-05-23 19:45:09] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 790 ms.
[2024-05-23 19:45:11] [INFO ] Deduced a trap composed of 142 places in 1358 ms of which 96 ms to minimize.
[2024-05-23 19:45:12] [INFO ] Deduced a trap composed of 139 places in 1150 ms of which 13 ms to minimize.
[2024-05-23 19:45:12] [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 0
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 19:45:12] [INFO ] [Real]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 19:45:12] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 19:45:13] [INFO ] [Real]Absence check using state equation in 789 ms returned sat
[2024-05-23 19:45:13] [INFO ] [Real]Added 479 Read/Feed constraints in 167 ms returned sat
[2024-05-23 19:45:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:45:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 15 ms returned sat
[2024-05-23 19:45:13] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 19:45:14] [INFO ] [Nat]Absence check using state equation in 726 ms returned sat
[2024-05-23 19:45:14] [INFO ] [Nat]Added 479 Read/Feed constraints in 198 ms returned sat
[2024-05-23 19:45:16] [INFO ] Deduced a trap composed of 134 places in 1163 ms of which 10 ms to minimize.
[2024-05-23 19:45:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1374 ms
[2024-05-23 19:45:16] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 497 ms.
[2024-05-23 19:45:17] [INFO ] Added : 2 causal constraints over 1 iterations in 827 ms. Result :sat
Minimization took 585 ms.
[2024-05-23 19:45:17] [INFO ] [Real]Absence check using 3 positive place invariants in 19 ms returned sat
[2024-05-23 19:45:17] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 19:45:18] [INFO ] [Real]Absence check using state equation in 790 ms returned sat
[2024-05-23 19:45:18] [INFO ] [Real]Added 479 Read/Feed constraints in 156 ms returned sat
[2024-05-23 19:45:18] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:45:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 19:45:19] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 19:45:19] [INFO ] [Nat]Absence check using state equation in 790 ms returned sat
[2024-05-23 19:45:20] [INFO ] [Nat]Added 479 Read/Feed constraints in 138 ms returned sat
[2024-05-23 19:45:20] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 476 ms.
[2024-05-23 19:45:20] [INFO ] Added : 2 causal constraints over 1 iterations in 827 ms. Result :sat
Minimization took 579 ms.
[2024-05-23 19:45:21] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-23 19:45:21] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 19:45:22] [INFO ] [Real]Absence check using state equation in 784 ms returned sat
[2024-05-23 19:45:22] [INFO ] [Real]Added 479 Read/Feed constraints in 199 ms returned sat
[2024-05-23 19:45:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:45:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 19:45:23] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 19:45:23] [INFO ] [Nat]Absence check using state equation in 771 ms returned sat
[2024-05-23 19:45:24] [INFO ] [Nat]Added 479 Read/Feed constraints in 133 ms returned sat
[2024-05-23 19:45:24] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 698 ms.
[2024-05-23 19:45:26] [INFO ] Deduced a trap composed of 142 places in 1139 ms of which 11 ms to minimize.
[2024-05-23 19:45:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1352 ms
[2024-05-23 19:45:26] [INFO ] Added : 2 causal constraints over 1 iterations in 2461 ms. Result :sat
Minimization took 580 ms.
[2024-05-23 19:45:27] [INFO ] [Real]Absence check using 3 positive place invariants in 15 ms returned sat
[2024-05-23 19:45:27] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-23 19:45:28] [INFO ] [Real]Absence check using state equation in 708 ms returned sat
[2024-05-23 19:45:28] [INFO ] [Real]Added 479 Read/Feed constraints in 136 ms returned sat
[2024-05-23 19:45:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:45:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 17 ms returned sat
[2024-05-23 19:45:28] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 19:45:29] [INFO ] [Nat]Absence check using state equation in 763 ms returned sat
[2024-05-23 19:45:29] [INFO ] [Nat]Added 479 Read/Feed constraints in 133 ms returned sat
[2024-05-23 19:45:30] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 521 ms.
[2024-05-23 19:45:30] [INFO ] Added : 2 causal constraints over 1 iterations in 843 ms. Result :sat
Minimization took 585 ms.
[2024-05-23 19:45:31] [INFO ] [Real]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 19:45:31] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 19:45:31] [INFO ] [Real]Absence check using state equation in 649 ms returned sat
[2024-05-23 19:45:31] [INFO ] [Real]Added 479 Read/Feed constraints in 112 ms returned sat
[2024-05-23 19:45:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:45:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 15 ms returned sat
[2024-05-23 19:45:32] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 19:45:32] [INFO ] [Nat]Absence check using state equation in 715 ms returned sat
[2024-05-23 19:45:33] [INFO ] [Nat]Added 479 Read/Feed constraints in 122 ms returned sat
[2024-05-23 19:45:33] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 428 ms.
[2024-05-23 19:45:33] [INFO ] Added : 1 causal constraints over 1 iterations in 762 ms. Result :sat
Minimization took 582 ms.
[2024-05-23 19:45:34] [INFO ] [Real]Absence check using 3 positive place invariants in 13 ms returned sat
[2024-05-23 19:45:34] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 19:45:35] [INFO ] [Real]Absence check using state equation in 738 ms returned sat
[2024-05-23 19:45:35] [INFO ] [Real]Added 479 Read/Feed constraints in 194 ms returned sat
[2024-05-23 19:45:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:45:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 15 ms returned sat
[2024-05-23 19:45:35] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 19:45:36] [INFO ] [Nat]Absence check using state equation in 769 ms returned sat
[2024-05-23 19:45:36] [INFO ] [Nat]Added 479 Read/Feed constraints in 137 ms returned sat
[2024-05-23 19:45:37] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 435 ms.
[2024-05-23 19:45:37] [INFO ] Added : 1 causal constraints over 1 iterations in 762 ms. Result :sat
Minimization took 584 ms.
[2024-05-23 19:45:38] [INFO ] [Real]Absence check using 3 positive place invariants in 15 ms returned sat
[2024-05-23 19:45:38] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 19:45:39] [INFO ] [Real]Absence check using state equation in 737 ms returned sat
[2024-05-23 19:45:39] [INFO ] [Real]Added 479 Read/Feed constraints in 186 ms returned sat
[2024-05-23 19:45:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:45:39] [INFO ] [Nat]Absence check using 3 positive place invariants in 15 ms returned sat
[2024-05-23 19:45:39] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 19:45:40] [INFO ] [Nat]Absence check using state equation in 762 ms returned sat
[2024-05-23 19:45:40] [INFO ] [Nat]Added 479 Read/Feed constraints in 90 ms returned sat
[2024-05-23 19:45:41] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 424 ms.
[2024-05-23 19:45:42] [INFO ] Deduced a trap composed of 142 places in 1203 ms of which 11 ms to minimize.
[2024-05-23 19:45:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1411 ms
[2024-05-23 19:45:43] [INFO ] Added : 2 causal constraints over 1 iterations in 2250 ms. Result :sat
Minimization took 587 ms.
[2024-05-23 19:45:43] [INFO ] [Real]Absence check using 3 positive place invariants in 15 ms returned sat
[2024-05-23 19:45:43] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 19:45:44] [INFO ] [Real]Absence check using state equation in 724 ms returned sat
[2024-05-23 19:45:44] [INFO ] [Real]Added 479 Read/Feed constraints in 199 ms returned sat
[2024-05-23 19:45:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:45:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 14 ms returned sat
[2024-05-23 19:45:45] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 19:45:45] [INFO ] [Nat]Absence check using state equation in 716 ms returned sat
[2024-05-23 19:45:46] [INFO ] [Nat]Added 479 Read/Feed constraints in 254 ms returned sat
[2024-05-23 19:45:46] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 422 ms.
[2024-05-23 19:45:46] [INFO ] Added : 3 causal constraints over 1 iterations in 764 ms. Result :sat
Minimization took 588 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 1, 3, 0, 1, 0, 0, 0, 1] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 1, 3, 0, 1, 0, 0, 0, 1] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Support contains 9 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 1419 are kept as prefixes of interest. Removing 209 places using SCC suffix rule.14 ms
Discarding 209 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 384 transitions
Reduce isomorphic transitions removed 384 transitions.
Iterating post reduction 0 with 384 rules applied. Total rules applied 385 place count 1419 transition count 5578
Discarding 296 places :
Symmetric choice reduction at 1 with 296 rule applications. Total rules 681 place count 1123 transition count 3334
Iterating global reduction 1 with 296 rules applied. Total rules applied 977 place count 1123 transition count 3334
Ensure Unique test removed 378 transitions
Reduce isomorphic transitions removed 378 transitions.
Iterating post reduction 1 with 378 rules applied. Total rules applied 1355 place count 1123 transition count 2956
Discarding 155 places :
Symmetric choice reduction at 2 with 155 rule applications. Total rules 1510 place count 968 transition count 2646
Iterating global reduction 2 with 155 rules applied. Total rules applied 1665 place count 968 transition count 2646
Ensure Unique test removed 76 transitions
Reduce isomorphic transitions removed 76 transitions.
Iterating post reduction 2 with 76 rules applied. Total rules applied 1741 place count 968 transition count 2570
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1755 place count 954 transition count 2542
Iterating global reduction 3 with 14 rules applied. Total rules applied 1769 place count 954 transition count 2542
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1783 place count 940 transition count 2514
Iterating global reduction 3 with 14 rules applied. Total rules applied 1797 place count 940 transition count 2514
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1811 place count 926 transition count 2486
Iterating global reduction 3 with 14 rules applied. Total rules applied 1825 place count 926 transition count 2486
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1838 place count 913 transition count 2460
Iterating global reduction 3 with 13 rules applied. Total rules applied 1851 place count 913 transition count 2460
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1864 place count 900 transition count 2434
Iterating global reduction 3 with 13 rules applied. Total rules applied 1877 place count 900 transition count 2434
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 1889 place count 888 transition count 2410
Iterating global reduction 3 with 12 rules applied. Total rules applied 1901 place count 888 transition count 2410
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 1913 place count 876 transition count 2386
Iterating global reduction 3 with 12 rules applied. Total rules applied 1925 place count 876 transition count 2386
Discarding 44 places :
Symmetric choice reduction at 3 with 44 rule applications. Total rules 1969 place count 832 transition count 2224
Iterating global reduction 3 with 44 rules applied. Total rules applied 2013 place count 832 transition count 2224
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 2071 place count 774 transition count 1992
Iterating global reduction 3 with 58 rules applied. Total rules applied 2129 place count 774 transition count 1992
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 2187 place count 716 transition count 1834
Iterating global reduction 3 with 58 rules applied. Total rules applied 2245 place count 716 transition count 1834
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 2303 place count 658 transition count 1718
Iterating global reduction 3 with 58 rules applied. Total rules applied 2361 place count 658 transition count 1718
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 2418 place count 601 transition count 1604
Iterating global reduction 3 with 57 rules applied. Total rules applied 2475 place count 601 transition count 1604
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 2532 place count 544 transition count 1490
Iterating global reduction 3 with 57 rules applied. Total rules applied 2589 place count 544 transition count 1490
Discarding 56 places :
Symmetric choice reduction at 3 with 56 rule applications. Total rules 2645 place count 488 transition count 1378
Iterating global reduction 3 with 56 rules applied. Total rules applied 2701 place count 488 transition count 1378
Discarding 21 places :
Symmetric choice reduction at 3 with 21 rule applications. Total rules 2722 place count 467 transition count 1336
Iterating global reduction 3 with 21 rules applied. Total rules applied 2743 place count 467 transition count 1336
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 2755 place count 467 transition count 1324
Applied a total of 2755 rules in 1244 ms. Remains 467 /1628 variables (removed 1161) and now considering 1324/5962 (removed 4638) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1260 ms. Remains : 467/1628 places, 1324/5962 transitions.
[2024-05-23 19:45:48] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
Found an invariant !
This invariant on transitions {204=1, 340=1, 671=1, 757=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 5 ms.
This minimized invariant on transitions {202=1, 338=1, 541=1, 751=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 191 ms. (steps per millisecond=52 ) properties (out of 9) seen :[2, 1, 1, 2, 1, 3, 4, 2, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[2, 1, 3, 2, 1, 3, 4, 2, 2] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2024-05-23 19:45:49] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
// Phase 1: matrix 762 rows 467 cols
[2024-05-23 19:45:49] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2, 1, 3, 2, 1, 3, 4, 2, 2] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
RANDOM walk for 1000000 steps (2 resets) in 2346 ms. (426 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 14186 ms. (634 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[16, 3, 39, 30, 22, 78, 43, 21, 3] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2024-05-23 19:46:05] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:46:05] [INFO ] Invariant cache hit.
[2024-05-23 19:46:05] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:06] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2024-05-23 19:46:06] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:46:06] [INFO ] [Real]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 19:46:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:46:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:06] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2024-05-23 19:46:06] [INFO ] [Nat]Added 91 Read/Feed constraints in 31 ms returned sat
[2024-05-23 19:46:06] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 76 ms.
[2024-05-23 19:46:06] [INFO ] Added : 15 causal constraints over 5 iterations in 321 ms. Result :sat
Minimization took 306 ms.
[2024-05-23 19:46:07] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:07] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 19:46:07] [INFO ] [Real]Added 91 Read/Feed constraints in 28 ms returned sat
[2024-05-23 19:46:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:46:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:07] [INFO ] [Nat]Absence check using state equation in 170 ms returned sat
[2024-05-23 19:46:07] [INFO ] [Nat]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 19:46:07] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 69 ms.
[2024-05-23 19:46:07] [INFO ] Added : 1 causal constraints over 1 iterations in 170 ms. Result :sat
Minimization took 300 ms.
[2024-05-23 19:46:08] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:08] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2024-05-23 19:46:08] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 19:46:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:46:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:08] [INFO ] [Nat]Absence check using state equation in 158 ms returned sat
[2024-05-23 19:46:08] [INFO ] [Nat]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 19:46:09] [INFO ] Deduced a trap composed of 145 places in 220 ms of which 3 ms to minimize.
[2024-05-23 19:46:09] [INFO ] Deduced a trap composed of 138 places in 213 ms of which 3 ms to minimize.
[2024-05-23 19:46:09] [INFO ] Deduced a trap composed of 136 places in 204 ms of which 3 ms to minimize.
[2024-05-23 19:46:09] [INFO ] Deduced a trap composed of 126 places in 204 ms of which 4 ms to minimize.
[2024-05-23 19:46:09] [INFO ] Deduced a trap composed of 118 places in 203 ms of which 3 ms to minimize.
[2024-05-23 19:46:10] [INFO ] Deduced a trap composed of 146 places in 215 ms of which 3 ms to minimize.
[2024-05-23 19:46:10] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1424 ms
[2024-05-23 19:46:10] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 69 ms.
[2024-05-23 19:46:10] [INFO ] Added : 5 causal constraints over 3 iterations in 246 ms. Result :sat
Minimization took 302 ms.
[2024-05-23 19:46:10] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:11] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-23 19:46:11] [INFO ] [Real]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 19:46:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:46:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:11] [INFO ] [Nat]Absence check using state equation in 144 ms returned sat
[2024-05-23 19:46:11] [INFO ] [Nat]Added 91 Read/Feed constraints in 57 ms returned sat
[2024-05-23 19:46:11] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 66 ms.
[2024-05-23 19:46:11] [INFO ] Added : 5 causal constraints over 3 iterations in 227 ms. Result :sat
Minimization took 289 ms.
[2024-05-23 19:46:12] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:12] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 19:46:12] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 19:46:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:46:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:12] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 19:46:12] [INFO ] [Nat]Added 91 Read/Feed constraints in 30 ms returned sat
[2024-05-23 19:46:12] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 70 ms.
[2024-05-23 19:46:12] [INFO ] Added : 9 causal constraints over 3 iterations in 245 ms. Result :sat
Minimization took 302 ms.
[2024-05-23 19:46:13] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2024-05-23 19:46:13] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 19:46:13] [INFO ] [Real]Added 91 Read/Feed constraints in 63 ms returned sat
[2024-05-23 19:46:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:46:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:46:13] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 19:46:13] [INFO ] [Nat]Added 91 Read/Feed constraints in 58 ms returned sat
[2024-05-23 19:46:13] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 71 ms.
[2024-05-23 19:46:13] [INFO ] Added : 1 causal constraints over 1 iterations in 167 ms. Result :sat
Minimization took 288 ms.
[2024-05-23 19:46:14] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:14] [INFO ] [Real]Absence check using state equation in 161 ms returned sat
[2024-05-23 19:46:14] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 19:46:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:46:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:14] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2024-05-23 19:46:14] [INFO ] [Nat]Added 91 Read/Feed constraints in 34 ms returned sat
[2024-05-23 19:46:14] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 78 ms.
[2024-05-23 19:46:15] [INFO ] Added : 1 causal constraints over 1 iterations in 168 ms. Result :sat
Minimization took 324 ms.
[2024-05-23 19:46:15] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:46:15] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2024-05-23 19:46:15] [INFO ] [Real]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 19:46:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:46:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:15] [INFO ] [Nat]Absence check using state equation in 161 ms returned sat
[2024-05-23 19:46:15] [INFO ] [Nat]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 19:46:16] [INFO ] Deduced a trap composed of 145 places in 203 ms of which 3 ms to minimize.
[2024-05-23 19:46:16] [INFO ] Deduced a trap composed of 138 places in 190 ms of which 3 ms to minimize.
[2024-05-23 19:46:16] [INFO ] Deduced a trap composed of 126 places in 189 ms of which 3 ms to minimize.
[2024-05-23 19:46:16] [INFO ] Deduced a trap composed of 121 places in 191 ms of which 3 ms to minimize.
[2024-05-23 19:46:17] [INFO ] Deduced a trap composed of 119 places in 193 ms of which 3 ms to minimize.
[2024-05-23 19:46:17] [INFO ] Deduced a trap composed of 118 places in 190 ms of which 3 ms to minimize.
[2024-05-23 19:46:17] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1338 ms
[2024-05-23 19:46:17] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 70 ms.
[2024-05-23 19:46:17] [INFO ] Added : 5 causal constraints over 3 iterations in 249 ms. Result :sat
Minimization took 296 ms.
[2024-05-23 19:46:17] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:46:18] [INFO ] [Real]Absence check using state equation in 173 ms returned sat
[2024-05-23 19:46:18] [INFO ] [Real]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 19:46:18] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:46:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:46:18] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2024-05-23 19:46:18] [INFO ] [Nat]Added 91 Read/Feed constraints in 30 ms returned sat
[2024-05-23 19:46:18] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 76 ms.
[2024-05-23 19:46:18] [INFO ] Added : 1 causal constraints over 1 iterations in 175 ms. Result :sat
Minimization took 326 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[16, 3, 39, 30, 22, 78, 43, 21, 3] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[16, 126, 39, 30, 22, 78, 43, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Support contains 9 out of 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 51 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 467/467 places, 1324/1324 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 51 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
[2024-05-23 19:46:20] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:46:20] [INFO ] Invariant cache hit.
[2024-05-23 19:46:20] [INFO ] Implicit Places using invariants in 547 ms returned []
[2024-05-23 19:46:20] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:46:20] [INFO ] Invariant cache hit.
[2024-05-23 19:46:21] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:46:22] [INFO ] Implicit Places using invariants and state equation in 1424 ms returned []
Implicit Place search using SMT with State Equation took 1973 ms to find 0 implicit places.
[2024-05-23 19:46:22] [INFO ] Redundant transitions in 78 ms returned []
Running 1322 sub problems to find dead transitions.
[2024-05-23 19:46:22] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:46:22] [INFO ] Invariant cache hit.
[2024-05-23 19:46:22] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1229/1229 variables, and 561 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1322 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1229 variables, 1322/1883 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1229/1229 variables, and 1883 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
After SMT, in 64866ms problems are : Problem set: 0 solved, 1322 unsolved
Search for dead transitions found 0 dead transitions in 64889ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67020 ms. Remains : 467/467 places, 1324/1324 transitions.
[2024-05-23 19:47:27] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
Found an invariant !
This invariant on transitions {204=1, 340=1, 671=1, 757=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {202=1, 338=1, 541=1, 751=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 9) seen :[1, 1, 2, 2, 1, 2, 3, 0, 1]
Current structural bounds on expressions (after cover walk) : Max Seen:[16, 126, 39, 30, 22, 78, 43, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2024-05-23 19:47:27] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:47:27] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[16, 126, 39, 30, 22, 78, 43, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
RANDOM walk for 1000000 steps (2 resets) in 2341 ms. (426 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 14252 ms. (631 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[17, 126, 39, 30, 25, 78, 48, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2024-05-23 19:47:44] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:47:44] [INFO ] Invariant cache hit.
[2024-05-23 19:47:44] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:47:44] [INFO ] [Real]Absence check using state equation in 156 ms returned sat
[2024-05-23 19:47:44] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:47:44] [INFO ] [Real]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 19:47:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:47:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:47:44] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 19:47:44] [INFO ] [Nat]Added 91 Read/Feed constraints in 31 ms returned sat
[2024-05-23 19:47:44] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 75 ms.
[2024-05-23 19:47:45] [INFO ] Added : 15 causal constraints over 5 iterations in 303 ms. Result :sat
Minimization took 321 ms.
[2024-05-23 19:47:45] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:47:45] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2024-05-23 19:47:45] [INFO ] [Real]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 19:47:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:47:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:47:45] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 19:47:45] [INFO ] [Nat]Added 91 Read/Feed constraints in 34 ms returned sat
[2024-05-23 19:47:46] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 75 ms.
[2024-05-23 19:47:46] [INFO ] Added : 1 causal constraints over 1 iterations in 161 ms. Result :sat
Minimization took 320 ms.
[2024-05-23 19:47:46] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:47:46] [INFO ] [Real]Absence check using state equation in 133 ms returned sat
[2024-05-23 19:47:46] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 19:47:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:47:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:47:47] [INFO ] [Nat]Absence check using state equation in 157 ms returned sat
[2024-05-23 19:47:47] [INFO ] [Nat]Added 91 Read/Feed constraints in 34 ms returned sat
[2024-05-23 19:47:47] [INFO ] Deduced a trap composed of 145 places in 215 ms of which 3 ms to minimize.
[2024-05-23 19:47:47] [INFO ] Deduced a trap composed of 138 places in 207 ms of which 3 ms to minimize.
[2024-05-23 19:47:47] [INFO ] Deduced a trap composed of 136 places in 209 ms of which 3 ms to minimize.
[2024-05-23 19:47:47] [INFO ] Deduced a trap composed of 126 places in 203 ms of which 3 ms to minimize.
[2024-05-23 19:47:48] [INFO ] Deduced a trap composed of 118 places in 212 ms of which 3 ms to minimize.
[2024-05-23 19:47:48] [INFO ] Deduced a trap composed of 146 places in 213 ms of which 3 ms to minimize.
[2024-05-23 19:47:48] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1439 ms
[2024-05-23 19:47:48] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 65 ms.
[2024-05-23 19:47:48] [INFO ] Added : 5 causal constraints over 3 iterations in 224 ms. Result :sat
Minimization took 322 ms.
[2024-05-23 19:47:49] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:47:49] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2024-05-23 19:47:49] [INFO ] [Real]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 19:47:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:47:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:47:49] [INFO ] [Nat]Absence check using state equation in 156 ms returned sat
[2024-05-23 19:47:49] [INFO ] [Nat]Added 91 Read/Feed constraints in 60 ms returned sat
[2024-05-23 19:47:49] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 71 ms.
[2024-05-23 19:47:49] [INFO ] Added : 5 causal constraints over 3 iterations in 243 ms. Result :sat
Minimization took 310 ms.
[2024-05-23 19:47:50] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:47:50] [INFO ] [Real]Absence check using state equation in 164 ms returned sat
[2024-05-23 19:47:50] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 19:47:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:47:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:47:50] [INFO ] [Nat]Absence check using state equation in 162 ms returned sat
[2024-05-23 19:47:50] [INFO ] [Nat]Added 91 Read/Feed constraints in 29 ms returned sat
[2024-05-23 19:47:50] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 78 ms.
[2024-05-23 19:47:51] [INFO ] Added : 9 causal constraints over 3 iterations in 253 ms. Result :sat
Minimization took 290 ms.
[2024-05-23 19:47:51] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:47:51] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2024-05-23 19:47:51] [INFO ] [Real]Added 91 Read/Feed constraints in 59 ms returned sat
[2024-05-23 19:47:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:47:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:47:52] [INFO ] [Nat]Absence check using state equation in 157 ms returned sat
[2024-05-23 19:47:52] [INFO ] [Nat]Added 91 Read/Feed constraints in 60 ms returned sat
[2024-05-23 19:47:52] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 77 ms.
[2024-05-23 19:47:52] [INFO ] Added : 1 causal constraints over 1 iterations in 178 ms. Result :sat
Minimization took 286 ms.
[2024-05-23 19:47:52] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:47:52] [INFO ] [Real]Absence check using state equation in 160 ms returned sat
[2024-05-23 19:47:52] [INFO ] [Real]Added 91 Read/Feed constraints in 45 ms returned sat
[2024-05-23 19:47:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:47:52] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:47:53] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2024-05-23 19:47:53] [INFO ] [Nat]Added 91 Read/Feed constraints in 34 ms returned sat
[2024-05-23 19:47:53] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 76 ms.
[2024-05-23 19:47:53] [INFO ] Added : 1 causal constraints over 1 iterations in 179 ms. Result :sat
Minimization took 303 ms.
[2024-05-23 19:47:53] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:47:53] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2024-05-23 19:47:54] [INFO ] [Real]Added 91 Read/Feed constraints in 49 ms returned sat
[2024-05-23 19:47:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:47:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:47:54] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 19:47:54] [INFO ] [Nat]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 19:47:54] [INFO ] Deduced a trap composed of 145 places in 218 ms of which 4 ms to minimize.
[2024-05-23 19:47:54] [INFO ] Deduced a trap composed of 138 places in 214 ms of which 3 ms to minimize.
[2024-05-23 19:47:55] [INFO ] Deduced a trap composed of 126 places in 214 ms of which 3 ms to minimize.
[2024-05-23 19:47:55] [INFO ] Deduced a trap composed of 121 places in 213 ms of which 3 ms to minimize.
[2024-05-23 19:47:55] [INFO ] Deduced a trap composed of 119 places in 213 ms of which 3 ms to minimize.
[2024-05-23 19:47:55] [INFO ] Deduced a trap composed of 118 places in 212 ms of which 3 ms to minimize.
[2024-05-23 19:47:55] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1455 ms
[2024-05-23 19:47:55] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 78 ms.
[2024-05-23 19:47:56] [INFO ] Added : 5 causal constraints over 3 iterations in 241 ms. Result :sat
Minimization took 305 ms.
[2024-05-23 19:47:56] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:47:56] [INFO ] [Real]Absence check using state equation in 169 ms returned sat
[2024-05-23 19:47:56] [INFO ] [Real]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 19:47:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:47:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:47:56] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 19:47:56] [INFO ] [Nat]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 19:47:57] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 80 ms.
[2024-05-23 19:47:57] [INFO ] Added : 1 causal constraints over 1 iterations in 172 ms. Result :sat
Minimization took 316 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[17, 126, 39, 30, 25, 78, 48, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[17, 126, 39, 30, 25, 78, 48, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Support contains 9 out of 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 53 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 467/467 places, 1324/1324 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 59 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
[2024-05-23 19:47:58] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:47:58] [INFO ] Invariant cache hit.
[2024-05-23 19:47:59] [INFO ] Implicit Places using invariants in 318 ms returned []
[2024-05-23 19:47:59] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:47:59] [INFO ] Invariant cache hit.
[2024-05-23 19:47:59] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:48:00] [INFO ] Implicit Places using invariants and state equation in 1401 ms returned []
Implicit Place search using SMT with State Equation took 1721 ms to find 0 implicit places.
[2024-05-23 19:48:00] [INFO ] Redundant transitions in 74 ms returned []
Running 1322 sub problems to find dead transitions.
[2024-05-23 19:48:00] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:48:00] [INFO ] Invariant cache hit.
[2024-05-23 19:48:00] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1229/1229 variables, and 561 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1322 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1229 variables, 1322/1883 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1229/1229 variables, and 1883 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
After SMT, in 64287ms problems are : Problem set: 0 solved, 1322 unsolved
Search for dead transitions found 0 dead transitions in 64301ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66163 ms. Remains : 467/467 places, 1324/1324 transitions.
[2024-05-23 19:49:04] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
Found an invariant !
This invariant on transitions {204=1, 340=1, 671=1, 757=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {202=1, 338=1, 541=1, 751=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 9) seen :[2, 1, 2, 2, 0, 1, 4, 1, 3]
Current structural bounds on expressions (after cover walk) : Max Seen:[17, 126, 39, 30, 25, 78, 48, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2024-05-23 19:49:05] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:49:05] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[17, 126, 39, 30, 25, 78, 48, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
RANDOM walk for 1000000 steps (2 resets) in 2311 ms. (432 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 13706 ms. (656 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[17, 126, 39, 34, 25, 78, 48, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2024-05-23 19:49:21] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:49:21] [INFO ] Invariant cache hit.
[2024-05-23 19:49:21] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:49:21] [INFO ] [Real]Absence check using state equation in 168 ms returned sat
[2024-05-23 19:49:21] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:49:21] [INFO ] [Real]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 19:49:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:49:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:49:21] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 19:49:21] [INFO ] [Nat]Added 91 Read/Feed constraints in 29 ms returned sat
[2024-05-23 19:49:21] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 66 ms.
[2024-05-23 19:49:22] [INFO ] Added : 15 causal constraints over 5 iterations in 294 ms. Result :sat
Minimization took 281 ms.
[2024-05-23 19:49:22] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:49:22] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 19:49:22] [INFO ] [Real]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 19:49:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:49:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:49:22] [INFO ] [Nat]Absence check using state equation in 150 ms returned sat
[2024-05-23 19:49:22] [INFO ] [Nat]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 19:49:23] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 66 ms.
[2024-05-23 19:49:23] [INFO ] Added : 1 causal constraints over 1 iterations in 150 ms. Result :sat
Minimization took 272 ms.
[2024-05-23 19:49:23] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:49:23] [INFO ] [Real]Absence check using state equation in 135 ms returned sat
[2024-05-23 19:49:23] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 19:49:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:49:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:49:23] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2024-05-23 19:49:24] [INFO ] [Nat]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 19:49:24] [INFO ] Deduced a trap composed of 145 places in 236 ms of which 3 ms to minimize.
[2024-05-23 19:49:24] [INFO ] Deduced a trap composed of 138 places in 213 ms of which 3 ms to minimize.
[2024-05-23 19:49:24] [INFO ] Deduced a trap composed of 136 places in 215 ms of which 3 ms to minimize.
[2024-05-23 19:49:24] [INFO ] Deduced a trap composed of 126 places in 209 ms of which 3 ms to minimize.
[2024-05-23 19:49:25] [INFO ] Deduced a trap composed of 118 places in 199 ms of which 3 ms to minimize.
[2024-05-23 19:49:25] [INFO ] Deduced a trap composed of 146 places in 199 ms of which 8 ms to minimize.
[2024-05-23 19:49:25] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1450 ms
[2024-05-23 19:49:25] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 64 ms.
[2024-05-23 19:49:25] [INFO ] Added : 5 causal constraints over 3 iterations in 230 ms. Result :sat
Minimization took 283 ms.
[2024-05-23 19:49:26] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:49:26] [INFO ] [Real]Absence check using state equation in 143 ms returned sat
[2024-05-23 19:49:26] [INFO ] [Real]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 19:49:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:49:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:49:26] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 19:49:26] [INFO ] [Nat]Added 91 Read/Feed constraints in 60 ms returned sat
[2024-05-23 19:49:26] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 70 ms.
[2024-05-23 19:49:26] [INFO ] Added : 5 causal constraints over 3 iterations in 234 ms. Result :sat
Minimization took 280 ms.
[2024-05-23 19:49:27] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:49:27] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2024-05-23 19:49:27] [INFO ] [Real]Added 91 Read/Feed constraints in 51 ms returned sat
[2024-05-23 19:49:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:49:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:49:27] [INFO ] [Nat]Absence check using state equation in 145 ms returned sat
[2024-05-23 19:49:27] [INFO ] [Nat]Added 91 Read/Feed constraints in 28 ms returned sat
[2024-05-23 19:49:27] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 68 ms.
[2024-05-23 19:49:28] [INFO ] Added : 9 causal constraints over 3 iterations in 235 ms. Result :sat
Minimization took 296 ms.
[2024-05-23 19:49:28] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:49:28] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2024-05-23 19:49:28] [INFO ] [Real]Added 91 Read/Feed constraints in 59 ms returned sat
[2024-05-23 19:49:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:49:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:49:28] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2024-05-23 19:49:28] [INFO ] [Nat]Added 91 Read/Feed constraints in 58 ms returned sat
[2024-05-23 19:49:29] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 76 ms.
[2024-05-23 19:49:29] [INFO ] Added : 1 causal constraints over 1 iterations in 173 ms. Result :sat
Minimization took 270 ms.
[2024-05-23 19:49:29] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:49:29] [INFO ] [Real]Absence check using state equation in 144 ms returned sat
[2024-05-23 19:49:29] [INFO ] [Real]Added 91 Read/Feed constraints in 45 ms returned sat
[2024-05-23 19:49:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:49:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:49:29] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 19:49:30] [INFO ] [Nat]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 19:49:30] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 66 ms.
[2024-05-23 19:49:30] [INFO ] Added : 1 causal constraints over 1 iterations in 152 ms. Result :sat
Minimization took 274 ms.
[2024-05-23 19:49:30] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:49:30] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 19:49:30] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 19:49:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:49:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:49:31] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2024-05-23 19:49:31] [INFO ] [Nat]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 19:49:31] [INFO ] Deduced a trap composed of 145 places in 213 ms of which 3 ms to minimize.
[2024-05-23 19:49:31] [INFO ] Deduced a trap composed of 138 places in 233 ms of which 3 ms to minimize.
[2024-05-23 19:49:31] [INFO ] Deduced a trap composed of 126 places in 224 ms of which 3 ms to minimize.
[2024-05-23 19:49:32] [INFO ] Deduced a trap composed of 121 places in 207 ms of which 3 ms to minimize.
[2024-05-23 19:49:32] [INFO ] Deduced a trap composed of 119 places in 249 ms of which 3 ms to minimize.
[2024-05-23 19:49:32] [INFO ] Deduced a trap composed of 118 places in 214 ms of which 3 ms to minimize.
[2024-05-23 19:49:32] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1540 ms
[2024-05-23 19:49:32] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 65 ms.
[2024-05-23 19:49:32] [INFO ] Added : 5 causal constraints over 3 iterations in 218 ms. Result :sat
Minimization took 288 ms.
[2024-05-23 19:49:33] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:49:33] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 19:49:33] [INFO ] [Real]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 19:49:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:49:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:49:33] [INFO ] [Nat]Absence check using state equation in 157 ms returned sat
[2024-05-23 19:49:33] [INFO ] [Nat]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 19:49:33] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 66 ms.
[2024-05-23 19:49:33] [INFO ] Added : 1 causal constraints over 1 iterations in 157 ms. Result :sat
Minimization took 290 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[17, 126, 39, 34, 25, 78, 48, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[17, 126, 39, 34, 25, 78, 48, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Support contains 9 out of 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 55 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 467/467 places, 1324/1324 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 48 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
[2024-05-23 19:49:35] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:49:35] [INFO ] Invariant cache hit.
[2024-05-23 19:49:35] [INFO ] Implicit Places using invariants in 306 ms returned []
[2024-05-23 19:49:35] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:49:35] [INFO ] Invariant cache hit.
[2024-05-23 19:49:35] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:49:37] [INFO ] Implicit Places using invariants and state equation in 1395 ms returned []
Implicit Place search using SMT with State Equation took 1741 ms to find 0 implicit places.
[2024-05-23 19:49:37] [INFO ] Redundant transitions in 23 ms returned []
Running 1322 sub problems to find dead transitions.
[2024-05-23 19:49:37] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:49:37] [INFO ] Invariant cache hit.
[2024-05-23 19:49:37] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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1.0)
( org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1229/1229 variables, and 561 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1322 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1229 variables, 1322/1883 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1229/1229 variables, and 1883 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
After SMT, in 64867ms problems are : Problem set: 0 solved, 1322 unsolved
Search for dead transitions found 0 dead transitions in 64878ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66718 ms. Remains : 467/467 places, 1324/1324 transitions.
[2024-05-23 19:50:42] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
Found an invariant !
This invariant on transitions {204=1, 340=1, 671=1, 757=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {202=1, 338=1, 541=1, 751=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 9) seen :[2, 2, 1, 1, 2, 2, 4, 0, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[17, 126, 39, 34, 25, 78, 48, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2024-05-23 19:50:42] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:50:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[17, 126, 39, 34, 25, 78, 48, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
RANDOM walk for 1000000 steps (2 resets) in 2362 ms. (423 steps per ms)
BEST_FIRST walk for 9000008 steps (18 resets) in 14841 ms. (606 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[17, 126, 39, 36, 25, 78, 55, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2024-05-23 19:50:59] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:50:59] [INFO ] Invariant cache hit.
[2024-05-23 19:50:59] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:50:59] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2024-05-23 19:50:59] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:50:59] [INFO ] [Real]Added 91 Read/Feed constraints in 37 ms returned sat
[2024-05-23 19:50:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:51:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:00] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2024-05-23 19:51:00] [INFO ] [Nat]Added 91 Read/Feed constraints in 31 ms returned sat
[2024-05-23 19:51:00] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 72 ms.
[2024-05-23 19:51:00] [INFO ] Added : 15 causal constraints over 5 iterations in 322 ms. Result :sat
Minimization took 347 ms.
[2024-05-23 19:51:01] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:01] [INFO ] [Real]Absence check using state equation in 160 ms returned sat
[2024-05-23 19:51:01] [INFO ] [Real]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 19:51:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:51:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:01] [INFO ] [Nat]Absence check using state equation in 158 ms returned sat
[2024-05-23 19:51:01] [INFO ] [Nat]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 19:51:01] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 74 ms.
[2024-05-23 19:51:01] [INFO ] Added : 1 causal constraints over 1 iterations in 166 ms. Result :sat
Minimization took 337 ms.
[2024-05-23 19:51:02] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:02] [INFO ] [Real]Absence check using state equation in 164 ms returned sat
[2024-05-23 19:51:02] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 19:51:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:51:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:02] [INFO ] [Nat]Absence check using state equation in 147 ms returned sat
[2024-05-23 19:51:02] [INFO ] [Nat]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 19:51:02] [INFO ] Deduced a trap composed of 145 places in 221 ms of which 4 ms to minimize.
[2024-05-23 19:51:03] [INFO ] Deduced a trap composed of 138 places in 211 ms of which 3 ms to minimize.
[2024-05-23 19:51:03] [INFO ] Deduced a trap composed of 136 places in 207 ms of which 3 ms to minimize.
[2024-05-23 19:51:03] [INFO ] Deduced a trap composed of 126 places in 205 ms of which 3 ms to minimize.
[2024-05-23 19:51:03] [INFO ] Deduced a trap composed of 118 places in 208 ms of which 3 ms to minimize.
[2024-05-23 19:51:04] [INFO ] Deduced a trap composed of 146 places in 204 ms of which 3 ms to minimize.
[2024-05-23 19:51:04] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1439 ms
[2024-05-23 19:51:04] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 72 ms.
[2024-05-23 19:51:04] [INFO ] Added : 5 causal constraints over 3 iterations in 245 ms. Result :sat
Minimization took 343 ms.
[2024-05-23 19:51:04] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:04] [INFO ] [Real]Absence check using state equation in 161 ms returned sat
[2024-05-23 19:51:05] [INFO ] [Real]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 19:51:05] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:51:05] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:05] [INFO ] [Nat]Absence check using state equation in 157 ms returned sat
[2024-05-23 19:51:05] [INFO ] [Nat]Added 91 Read/Feed constraints in 59 ms returned sat
[2024-05-23 19:51:05] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 71 ms.
[2024-05-23 19:51:05] [INFO ] Added : 5 causal constraints over 3 iterations in 245 ms. Result :sat
Minimization took 337 ms.
[2024-05-23 19:51:06] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:06] [INFO ] [Real]Absence check using state equation in 138 ms returned sat
[2024-05-23 19:51:06] [INFO ] [Real]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 19:51:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:51:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:06] [INFO ] [Nat]Absence check using state equation in 147 ms returned sat
[2024-05-23 19:51:06] [INFO ] [Nat]Added 91 Read/Feed constraints in 28 ms returned sat
[2024-05-23 19:51:06] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 78 ms.
[2024-05-23 19:51:06] [INFO ] Added : 9 causal constraints over 3 iterations in 256 ms. Result :sat
Minimization took 287 ms.
[2024-05-23 19:51:07] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:07] [INFO ] [Real]Absence check using state equation in 165 ms returned sat
[2024-05-23 19:51:07] [INFO ] [Real]Added 91 Read/Feed constraints in 61 ms returned sat
[2024-05-23 19:51:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:51:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:07] [INFO ] [Nat]Absence check using state equation in 156 ms returned sat
[2024-05-23 19:51:07] [INFO ] [Nat]Added 91 Read/Feed constraints in 62 ms returned sat
[2024-05-23 19:51:07] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 70 ms.
[2024-05-23 19:51:07] [INFO ] Added : 1 causal constraints over 1 iterations in 164 ms. Result :sat
Minimization took 345 ms.
[2024-05-23 19:51:08] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:08] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 19:51:08] [INFO ] [Real]Added 91 Read/Feed constraints in 47 ms returned sat
[2024-05-23 19:51:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:51:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:08] [INFO ] [Nat]Absence check using state equation in 152 ms returned sat
[2024-05-23 19:51:08] [INFO ] [Nat]Added 91 Read/Feed constraints in 34 ms returned sat
[2024-05-23 19:51:09] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 70 ms.
[2024-05-23 19:51:09] [INFO ] Added : 1 causal constraints over 1 iterations in 159 ms. Result :sat
Minimization took 276 ms.
[2024-05-23 19:51:09] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:09] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-23 19:51:09] [INFO ] [Real]Added 91 Read/Feed constraints in 48 ms returned sat
[2024-05-23 19:51:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:51:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:09] [INFO ] [Nat]Absence check using state equation in 152 ms returned sat
[2024-05-23 19:51:10] [INFO ] [Nat]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 19:51:10] [INFO ] Deduced a trap composed of 145 places in 218 ms of which 3 ms to minimize.
[2024-05-23 19:51:10] [INFO ] Deduced a trap composed of 138 places in 213 ms of which 3 ms to minimize.
[2024-05-23 19:51:10] [INFO ] Deduced a trap composed of 126 places in 211 ms of which 3 ms to minimize.
[2024-05-23 19:51:10] [INFO ] Deduced a trap composed of 121 places in 212 ms of which 3 ms to minimize.
[2024-05-23 19:51:11] [INFO ] Deduced a trap composed of 119 places in 210 ms of which 3 ms to minimize.
[2024-05-23 19:51:11] [INFO ] Deduced a trap composed of 118 places in 209 ms of which 3 ms to minimize.
[2024-05-23 19:51:11] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1448 ms
[2024-05-23 19:51:11] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 69 ms.
[2024-05-23 19:51:11] [INFO ] Added : 5 causal constraints over 3 iterations in 232 ms. Result :sat
Minimization took 289 ms.
[2024-05-23 19:51:12] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:12] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2024-05-23 19:51:12] [INFO ] [Real]Added 91 Read/Feed constraints in 34 ms returned sat
[2024-05-23 19:51:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:51:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:51:12] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2024-05-23 19:51:12] [INFO ] [Nat]Added 91 Read/Feed constraints in 28 ms returned sat
[2024-05-23 19:51:12] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 69 ms.
[2024-05-23 19:51:12] [INFO ] Added : 1 causal constraints over 1 iterations in 158 ms. Result :sat
Minimization took 283 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[17, 126, 39, 36, 25, 78, 55, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[17, 126, 39, 36, 25, 78, 55, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Support contains 9 out of 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 49 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 467/467 places, 1324/1324 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 48 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
[2024-05-23 19:51:14] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:51:14] [INFO ] Invariant cache hit.
[2024-05-23 19:51:14] [INFO ] Implicit Places using invariants in 316 ms returned []
[2024-05-23 19:51:14] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:51:14] [INFO ] Invariant cache hit.
[2024-05-23 19:51:14] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:51:16] [INFO ] Implicit Places using invariants and state equation in 1439 ms returned []
Implicit Place search using SMT with State Equation took 1758 ms to find 0 implicit places.
[2024-05-23 19:51:16] [INFO ] Redundant transitions in 20 ms returned []
Running 1322 sub problems to find dead transitions.
[2024-05-23 19:51:16] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:51:16] [INFO ] Invariant cache hit.
[2024-05-23 19:51:16] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1229/1229 variables, and 561 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1322 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1229 variables, 1322/1883 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1229/1229 variables, and 1883 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
After SMT, in 64773ms problems are : Problem set: 0 solved, 1322 unsolved
Search for dead transitions found 0 dead transitions in 64784ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66621 ms. Remains : 467/467 places, 1324/1324 transitions.
[2024-05-23 19:52:20] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
Found an invariant !
This invariant on transitions {204=1, 340=1, 671=1, 757=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {202=1, 338=1, 541=1, 751=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 9) seen :[0, 2, 2, 2, 4, 2, 2, 0, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[17, 126, 39, 36, 25, 78, 55, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2024-05-23 19:52:21] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:52:21] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[17, 126, 39, 36, 25, 78, 55, 21, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
RANDOM walk for 1000000 steps (2 resets) in 2594 ms. (385 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 14404 ms. (624 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[27, 126, 39, 36, 25, 78, 55, 24, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2024-05-23 19:52:38] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:52:38] [INFO ] Invariant cache hit.
[2024-05-23 19:52:38] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:52:38] [INFO ] [Real]Absence check using state equation in 159 ms returned sat
[2024-05-23 19:52:38] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:52:38] [INFO ] [Real]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 19:52:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:52:38] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:52:38] [INFO ] [Nat]Absence check using state equation in 161 ms returned sat
[2024-05-23 19:52:38] [INFO ] [Nat]Added 91 Read/Feed constraints in 31 ms returned sat
[2024-05-23 19:52:38] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 73 ms.
[2024-05-23 19:52:39] [INFO ] Added : 15 causal constraints over 5 iterations in 312 ms. Result :sat
Minimization took 299 ms.
[2024-05-23 19:52:39] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2024-05-23 19:52:39] [INFO ] [Real]Absence check using state equation in 169 ms returned sat
[2024-05-23 19:52:39] [INFO ] [Real]Added 91 Read/Feed constraints in 41 ms returned sat
[2024-05-23 19:52:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:52:39] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:52:40] [INFO ] [Nat]Absence check using state equation in 170 ms returned sat
[2024-05-23 19:52:40] [INFO ] [Nat]Added 91 Read/Feed constraints in 36 ms returned sat
[2024-05-23 19:52:40] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 69 ms.
[2024-05-23 19:52:40] [INFO ] Added : 1 causal constraints over 1 iterations in 160 ms. Result :sat
Minimization took 327 ms.
[2024-05-23 19:52:40] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:52:40] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-23 19:52:40] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 19:52:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:52:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:52:41] [INFO ] [Nat]Absence check using state equation in 152 ms returned sat
[2024-05-23 19:52:41] [INFO ] [Nat]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 19:52:41] [INFO ] Deduced a trap composed of 145 places in 213 ms of which 3 ms to minimize.
[2024-05-23 19:52:41] [INFO ] Deduced a trap composed of 138 places in 200 ms of which 3 ms to minimize.
[2024-05-23 19:52:41] [INFO ] Deduced a trap composed of 136 places in 210 ms of which 4 ms to minimize.
[2024-05-23 19:52:42] [INFO ] Deduced a trap composed of 126 places in 200 ms of which 3 ms to minimize.
[2024-05-23 19:52:42] [INFO ] Deduced a trap composed of 118 places in 198 ms of which 3 ms to minimize.
[2024-05-23 19:52:42] [INFO ] Deduced a trap composed of 146 places in 198 ms of which 3 ms to minimize.
[2024-05-23 19:52:42] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1395 ms
[2024-05-23 19:52:42] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 68 ms.
[2024-05-23 19:52:42] [INFO ] Added : 5 causal constraints over 3 iterations in 239 ms. Result :sat
Minimization took 333 ms.
[2024-05-23 19:52:43] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:52:43] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-23 19:52:43] [INFO ] [Real]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 19:52:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:52:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:52:43] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2024-05-23 19:52:43] [INFO ] [Nat]Added 91 Read/Feed constraints in 57 ms returned sat
[2024-05-23 19:52:43] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 68 ms.
[2024-05-23 19:52:44] [INFO ] Added : 5 causal constraints over 3 iterations in 229 ms. Result :sat
Minimization took 294 ms.
[2024-05-23 19:52:44] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:52:44] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2024-05-23 19:52:44] [INFO ] [Real]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 19:52:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:52:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:52:44] [INFO ] [Nat]Absence check using state equation in 153 ms returned sat
[2024-05-23 19:52:44] [INFO ] [Nat]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 19:52:45] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 73 ms.
[2024-05-23 19:52:45] [INFO ] Added : 9 causal constraints over 3 iterations in 249 ms. Result :sat
Minimization took 324 ms.
[2024-05-23 19:52:45] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:52:45] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2024-05-23 19:52:45] [INFO ] [Real]Added 91 Read/Feed constraints in 58 ms returned sat
[2024-05-23 19:52:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:52:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:52:46] [INFO ] [Nat]Absence check using state equation in 153 ms returned sat
[2024-05-23 19:52:46] [INFO ] [Nat]Added 91 Read/Feed constraints in 59 ms returned sat
[2024-05-23 19:52:46] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 70 ms.
[2024-05-23 19:52:46] [INFO ] Added : 1 causal constraints over 1 iterations in 173 ms. Result :sat
Minimization took 275 ms.
[2024-05-23 19:52:46] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:52:46] [INFO ] [Real]Absence check using state equation in 156 ms returned sat
[2024-05-23 19:52:46] [INFO ] [Real]Added 91 Read/Feed constraints in 44 ms returned sat
[2024-05-23 19:52:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:52:47] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:52:47] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 19:52:47] [INFO ] [Nat]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 19:52:47] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 73 ms.
[2024-05-23 19:52:47] [INFO ] Added : 1 causal constraints over 1 iterations in 177 ms. Result :sat
Minimization took 285 ms.
[2024-05-23 19:52:47] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:52:47] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2024-05-23 19:52:48] [INFO ] [Real]Added 91 Read/Feed constraints in 45 ms returned sat
[2024-05-23 19:52:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:52:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:52:48] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2024-05-23 19:52:48] [INFO ] [Nat]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 19:52:48] [INFO ] Deduced a trap composed of 145 places in 210 ms of which 4 ms to minimize.
[2024-05-23 19:52:48] [INFO ] Deduced a trap composed of 138 places in 209 ms of which 3 ms to minimize.
[2024-05-23 19:52:49] [INFO ] Deduced a trap composed of 126 places in 210 ms of which 3 ms to minimize.
[2024-05-23 19:52:49] [INFO ] Deduced a trap composed of 121 places in 209 ms of which 3 ms to minimize.
[2024-05-23 19:52:49] [INFO ] Deduced a trap composed of 119 places in 209 ms of which 3 ms to minimize.
[2024-05-23 19:52:49] [INFO ] Deduced a trap composed of 118 places in 208 ms of which 3 ms to minimize.
[2024-05-23 19:52:49] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1425 ms
[2024-05-23 19:52:49] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 73 ms.
[2024-05-23 19:52:49] [INFO ] Added : 5 causal constraints over 3 iterations in 234 ms. Result :sat
Minimization took 296 ms.
[2024-05-23 19:52:50] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:52:50] [INFO ] [Real]Absence check using state equation in 168 ms returned sat
[2024-05-23 19:52:50] [INFO ] [Real]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 19:52:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:52:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:52:50] [INFO ] [Nat]Absence check using state equation in 167 ms returned sat
[2024-05-23 19:52:50] [INFO ] [Nat]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 19:52:51] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 80 ms.
[2024-05-23 19:52:51] [INFO ] Added : 1 causal constraints over 1 iterations in 178 ms. Result :sat
Minimization took 315 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[27, 126, 39, 36, 25, 78, 55, 24, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[27, 126, 39, 36, 25, 78, 55, 24, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Support contains 9 out of 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 47 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 467/467 places, 1324/1324 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 88 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
[2024-05-23 19:52:52] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:52:52] [INFO ] Invariant cache hit.
[2024-05-23 19:52:53] [INFO ] Implicit Places using invariants in 296 ms returned []
[2024-05-23 19:52:53] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:52:53] [INFO ] Invariant cache hit.
[2024-05-23 19:52:53] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:52:54] [INFO ] Implicit Places using invariants and state equation in 1374 ms returned []
Implicit Place search using SMT with State Equation took 1671 ms to find 0 implicit places.
[2024-05-23 19:52:54] [INFO ] Redundant transitions in 24 ms returned []
Running 1322 sub problems to find dead transitions.
[2024-05-23 19:52:54] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:52:54] [INFO ] Invariant cache hit.
[2024-05-23 19:52:54] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1229/1229 variables, and 561 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1322 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1229 variables, 1322/1883 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1229/1229 variables, and 1883 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
After SMT, in 64478ms problems are : Problem set: 0 solved, 1322 unsolved
Search for dead transitions found 0 dead transitions in 64491ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66290 ms. Remains : 467/467 places, 1324/1324 transitions.
[2024-05-23 19:53:58] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
Found an invariant !
This invariant on transitions {204=1, 340=1, 671=1, 757=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {202=1, 338=1, 541=1, 751=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 9) seen :[2, 0, 3, 2, 0, 3, 3, 2, 1]
Current structural bounds on expressions (after cover walk) : Max Seen:[27, 126, 39, 36, 25, 78, 55, 24, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2024-05-23 19:53:59] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:53:59] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[27, 126, 39, 36, 25, 78, 55, 24, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
RANDOM walk for 1000002 steps (2 resets) in 2249 ms. (444 steps per ms)
BEST_FIRST walk for 9000009 steps (18 resets) in 14622 ms. (615 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[27, 126, 39, 36, 25, 78, 55, 24, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
[2024-05-23 19:54:16] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:54:16] [INFO ] Invariant cache hit.
[2024-05-23 19:54:16] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:54:16] [INFO ] [Real]Absence check using state equation in 159 ms returned sat
[2024-05-23 19:54:16] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:54:16] [INFO ] [Real]Added 91 Read/Feed constraints in 38 ms returned sat
[2024-05-23 19:54:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:54:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:54:16] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 19:54:16] [INFO ] [Nat]Added 91 Read/Feed constraints in 30 ms returned sat
[2024-05-23 19:54:16] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 69 ms.
[2024-05-23 19:54:17] [INFO ] Added : 15 causal constraints over 5 iterations in 309 ms. Result :sat
Minimization took 312 ms.
[2024-05-23 19:54:17] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:54:17] [INFO ] [Real]Absence check using state equation in 161 ms returned sat
[2024-05-23 19:54:17] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 19:54:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:54:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:54:17] [INFO ] [Nat]Absence check using state equation in 164 ms returned sat
[2024-05-23 19:54:18] [INFO ] [Nat]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 19:54:18] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 68 ms.
[2024-05-23 19:54:18] [INFO ] Added : 1 causal constraints over 1 iterations in 165 ms. Result :sat
Minimization took 319 ms.
[2024-05-23 19:54:18] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:54:18] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2024-05-23 19:54:18] [INFO ] [Real]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 19:54:18] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:54:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:54:19] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 19:54:19] [INFO ] [Nat]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 19:54:19] [INFO ] Deduced a trap composed of 145 places in 219 ms of which 3 ms to minimize.
[2024-05-23 19:54:19] [INFO ] Deduced a trap composed of 138 places in 205 ms of which 3 ms to minimize.
[2024-05-23 19:54:19] [INFO ] Deduced a trap composed of 136 places in 207 ms of which 3 ms to minimize.
[2024-05-23 19:54:20] [INFO ] Deduced a trap composed of 126 places in 203 ms of which 3 ms to minimize.
[2024-05-23 19:54:20] [INFO ] Deduced a trap composed of 118 places in 189 ms of which 3 ms to minimize.
[2024-05-23 19:54:20] [INFO ] Deduced a trap composed of 146 places in 194 ms of which 3 ms to minimize.
[2024-05-23 19:54:20] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1405 ms
[2024-05-23 19:54:20] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 70 ms.
[2024-05-23 19:54:20] [INFO ] Added : 5 causal constraints over 3 iterations in 240 ms. Result :sat
Minimization took 310 ms.
[2024-05-23 19:54:21] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:54:21] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2024-05-23 19:54:21] [INFO ] [Real]Added 91 Read/Feed constraints in 43 ms returned sat
[2024-05-23 19:54:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:54:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:54:21] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 19:54:21] [INFO ] [Nat]Added 91 Read/Feed constraints in 57 ms returned sat
[2024-05-23 19:54:21] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 64 ms.
[2024-05-23 19:54:21] [INFO ] Added : 5 causal constraints over 3 iterations in 235 ms. Result :sat
Minimization took 295 ms.
[2024-05-23 19:54:22] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:54:22] [INFO ] [Real]Absence check using state equation in 152 ms returned sat
[2024-05-23 19:54:22] [INFO ] [Real]Added 91 Read/Feed constraints in 42 ms returned sat
[2024-05-23 19:54:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:54:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:54:22] [INFO ] [Nat]Absence check using state equation in 155 ms returned sat
[2024-05-23 19:54:22] [INFO ] [Nat]Added 91 Read/Feed constraints in 28 ms returned sat
[2024-05-23 19:54:22] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 70 ms.
[2024-05-23 19:54:23] [INFO ] Added : 9 causal constraints over 3 iterations in 242 ms. Result :sat
Minimization took 311 ms.
[2024-05-23 19:54:23] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:54:23] [INFO ] [Real]Absence check using state equation in 160 ms returned sat
[2024-05-23 19:54:23] [INFO ] [Real]Added 91 Read/Feed constraints in 60 ms returned sat
[2024-05-23 19:54:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:54:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:54:23] [INFO ] [Nat]Absence check using state equation in 158 ms returned sat
[2024-05-23 19:54:24] [INFO ] [Nat]Added 91 Read/Feed constraints in 60 ms returned sat
[2024-05-23 19:54:24] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 68 ms.
[2024-05-23 19:54:24] [INFO ] Added : 1 causal constraints over 1 iterations in 171 ms. Result :sat
Minimization took 301 ms.
[2024-05-23 19:54:24] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:54:24] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2024-05-23 19:54:24] [INFO ] [Real]Added 91 Read/Feed constraints in 47 ms returned sat
[2024-05-23 19:54:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:54:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:54:25] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2024-05-23 19:54:25] [INFO ] [Nat]Added 91 Read/Feed constraints in 32 ms returned sat
[2024-05-23 19:54:25] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 66 ms.
[2024-05-23 19:54:25] [INFO ] Added : 1 causal constraints over 1 iterations in 158 ms. Result :sat
Minimization took 295 ms.
[2024-05-23 19:54:25] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:54:25] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-23 19:54:25] [INFO ] [Real]Added 91 Read/Feed constraints in 48 ms returned sat
[2024-05-23 19:54:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:54:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:54:26] [INFO ] [Nat]Absence check using state equation in 150 ms returned sat
[2024-05-23 19:54:26] [INFO ] [Nat]Added 91 Read/Feed constraints in 41 ms returned sat
[2024-05-23 19:54:26] [INFO ] Deduced a trap composed of 145 places in 208 ms of which 3 ms to minimize.
[2024-05-23 19:54:26] [INFO ] Deduced a trap composed of 138 places in 196 ms of which 3 ms to minimize.
[2024-05-23 19:54:26] [INFO ] Deduced a trap composed of 126 places in 192 ms of which 3 ms to minimize.
[2024-05-23 19:54:27] [INFO ] Deduced a trap composed of 121 places in 192 ms of which 3 ms to minimize.
[2024-05-23 19:54:27] [INFO ] Deduced a trap composed of 119 places in 214 ms of which 3 ms to minimize.
[2024-05-23 19:54:27] [INFO ] Deduced a trap composed of 118 places in 207 ms of which 3 ms to minimize.
[2024-05-23 19:54:27] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1387 ms
[2024-05-23 19:54:27] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 69 ms.
[2024-05-23 19:54:27] [INFO ] Added : 5 causal constraints over 3 iterations in 249 ms. Result :sat
Minimization took 311 ms.
[2024-05-23 19:54:28] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:54:28] [INFO ] [Real]Absence check using state equation in 164 ms returned sat
[2024-05-23 19:54:28] [INFO ] [Real]Added 91 Read/Feed constraints in 35 ms returned sat
[2024-05-23 19:54:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:54:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:54:28] [INFO ] [Nat]Absence check using state equation in 159 ms returned sat
[2024-05-23 19:54:28] [INFO ] [Nat]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 19:54:28] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 69 ms.
[2024-05-23 19:54:28] [INFO ] Added : 1 causal constraints over 1 iterations in 160 ms. Result :sat
Minimization took 303 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[27, 126, 39, 36, 25, 78, 55, 24, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[27, 126, 39, 36, 25, 78, 55, 24, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Support contains 9 out of 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 59 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59 ms. Remains : 467/467 places, 1324/1324 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 53 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
[2024-05-23 19:54:30] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:54:30] [INFO ] Invariant cache hit.
[2024-05-23 19:54:30] [INFO ] Implicit Places using invariants in 312 ms returned []
[2024-05-23 19:54:30] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:54:30] [INFO ] Invariant cache hit.
[2024-05-23 19:54:31] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:54:32] [INFO ] Implicit Places using invariants and state equation in 1405 ms returned []
Implicit Place search using SMT with State Equation took 1719 ms to find 0 implicit places.
[2024-05-23 19:54:32] [INFO ] Redundant transitions in 26 ms returned []
Running 1322 sub problems to find dead transitions.
[2024-05-23 19:54:32] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:54:32] [INFO ] Invariant cache hit.
[2024-05-23 19:54:32] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1229/1229 variables, and 561 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1322 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1229 variables, 1322/1883 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1229/1229 variables, and 1883 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
After SMT, in 64940ms problems are : Problem set: 0 solved, 1322 unsolved
Search for dead transitions found 0 dead transitions in 64954ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66764 ms. Remains : 467/467 places, 1324/1324 transitions.
[2024-05-23 19:55:37] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
Found an invariant !
This invariant on transitions {204=1, 340=1, 671=1, 757=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {202=1, 338=1, 541=1, 751=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 9) seen :[1, 1, 1, 2, 2, 3, 4, 3, 1]
Current structural bounds on expressions (after cover walk) : Max Seen:[27, 126, 39, 36, 25, 78, 55, 24, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
RANDOM walk for 40004 steps (8 resets) in 1343 ms. (29 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 199 ms. (200 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 120 ms. (330 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 146 ms. (272 steps per ms) remains 11/11 properties
[2024-05-23 19:55:38] [INFO ] Flatten gal took : 201 ms
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 117 ms. (339 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 71 ms. (555 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 112 ms. (354 steps per ms) remains 11/11 properties
[2024-05-23 19:55:38] [INFO ] Flatten gal took : 163 ms
BEST_FIRST walk for 40004 steps (8 resets) in 93 ms. (425 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 96 ms. (412 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 82 ms. (481 steps per ms) remains 11/11 properties
[2024-05-23 19:55:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16468241677842039532.gal : 45 ms
[2024-05-23 19:55:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14614074598784825271.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/ReachabilityCardinality16468241677842039532.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14614074598784825271.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/ReachabilityCardinality14614074598784825271.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 153045 steps, run timeout after 3004 ms. (steps per millisecond=50 ) properties seen :0 out of 11
Probabilistic random walk after 153045 steps, saw 93865 distinct states, run finished after 3008 ms. (steps per millisecond=50 ) properties seen :0
[2024-05-23 19:55:41] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:55:41] [INFO ] Invariant cache hit.
[2024-05-23 19:55:41] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 382/391 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/391 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 656/1047 variables, 391/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1047 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 85/1132 variables, 19/411 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1132 variables, 1/412 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1132 variables, 84/496 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1132 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 13/1145 variables, 1/497 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1145 variables, 1/498 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1145 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (OVERLAPS) 65/1210 variables, 43/541 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1210 variables, 7/548 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1210 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (OVERLAPS) 18/1228 variables, 12/560 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1228 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (OVERLAPS) 1/1229 variables, 1/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1229 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 19 (OVERLAPS) 0/1229 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1229/1229 variables, and 561 constraints, problems are : Problem set: 0 solved, 11 unsolved in 3147 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 382/391 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/391 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 656/1047 variables, 391/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1047 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 85/1132 variables, 19/411 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1132 variables, 1/412 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1132 variables, 84/496 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1132 variables, 11/507 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 19:55:45] [INFO ] Deduced a trap composed of 135 places in 155 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/1132 variables, 1/508 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1132 variables, 0/508 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (OVERLAPS) 13/1145 variables, 1/509 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1145 variables, 1/510 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1145 variables, 0/510 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (OVERLAPS) 65/1210 variables, 43/553 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1210 variables, 7/560 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1210 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (OVERLAPS) 18/1228 variables, 12/572 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1228 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 19 (OVERLAPS) 1/1229 variables, 1/573 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1229 variables, 0/573 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 21 (OVERLAPS) 0/1229 variables, 0/573 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1229/1229 variables, and 573 constraints, problems are : Problem set: 0 solved, 11 unsolved in 2802 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 1/1 constraints]
After SMT, in 5977ms problems are : Problem set: 0 solved, 11 unsolved
Fused 11 Parikh solutions to 6 different solutions.
Parikh walk visited 0 properties in 3 ms.
Support contains 9 out of 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 53 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 467/467 places, 1324/1324 transitions.
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :1.24464e+06 after 3.74714e+10
RANDOM walk for 40000 steps (8 resets) in 242 ms. (164 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 67 ms. (588 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 71 ms. (555 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 69 ms. (571 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 43 ms. (909 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 11/11 properties
Interrupted probabilistic random walk after 185265 steps, run timeout after 3001 ms. (steps per millisecond=61 ) properties seen :0 out of 11
Probabilistic random walk after 185265 steps, saw 113620 distinct states, run finished after 3001 ms. (steps per millisecond=61 ) properties seen :0
[2024-05-23 19:55:51] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:55:51] [INFO ] Invariant cache hit.
[2024-05-23 19:55:51] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 382/391 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/391 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 656/1047 variables, 391/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1047 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 85/1132 variables, 19/411 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1132 variables, 1/412 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1132 variables, 84/496 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1132 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 13/1145 variables, 1/497 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1145 variables, 1/498 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1145 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (OVERLAPS) 65/1210 variables, 43/541 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1210 variables, 7/548 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1210 variables, 0/548 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (OVERLAPS) 18/1228 variables, 12/560 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1228 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (OVERLAPS) 1/1229 variables, 1/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1229 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 19 (OVERLAPS) 0/1229 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1229/1229 variables, and 561 constraints, problems are : Problem set: 0 solved, 11 unsolved in 2197 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 382/391 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/391 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 656/1047 variables, 391/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1047 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 85/1132 variables, 19/411 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1132 variables, 1/412 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1132 variables, 84/496 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1132 variables, 11/507 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 19:55:54] [INFO ] Deduced a trap composed of 135 places in 171 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/1132 variables, 1/508 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1132 variables, 0/508 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (OVERLAPS) 13/1145 variables, 1/509 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1145 variables, 1/510 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1145 variables, 0/510 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (OVERLAPS) 65/1210 variables, 43/553 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1210 variables, 7/560 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1210 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (OVERLAPS) 18/1228 variables, 12/572 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1228 variables, 0/572 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 19 (OVERLAPS) 1/1229 variables, 1/573 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1229 variables, 0/573 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 21 (OVERLAPS) 0/1229 variables, 0/573 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1229/1229 variables, and 573 constraints, problems are : Problem set: 0 solved, 11 unsolved in 2611 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 1/1 constraints]
After SMT, in 4837ms problems are : Problem set: 0 solved, 11 unsolved
Fused 11 Parikh solutions to 6 different solutions.
Parikh walk visited 0 properties in 3 ms.
Support contains 9 out of 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 49 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 467/467 places, 1324/1324 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Applied a total of 0 rules in 50 ms. Remains 467 /467 variables (removed 0) and now considering 1324/1324 (removed 0) transitions.
[2024-05-23 19:55:56] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:55:56] [INFO ] Invariant cache hit.
[2024-05-23 19:55:56] [INFO ] Implicit Places using invariants in 318 ms returned []
[2024-05-23 19:55:56] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:55:56] [INFO ] Invariant cache hit.
[2024-05-23 19:55:56] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:55:57] [INFO ] Implicit Places using invariants and state equation in 1402 ms returned []
Implicit Place search using SMT with State Equation took 1727 ms to find 0 implicit places.
[2024-05-23 19:55:57] [INFO ] Redundant transitions in 19 ms returned []
Running 1322 sub problems to find dead transitions.
[2024-05-23 19:55:57] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:55:57] [INFO ] Invariant cache hit.
[2024-05-23 19:55:57] [INFO ] State equation strengthened by 91 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80652e+17
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Detected timeout of ITS tools.
[2024-05-23 19:56:28] [INFO ] Flatten gal took : 59 ms
[2024-05-23 19:56:28] [INFO ] Applying decomposition
[2024-05-23 19:56:28] [INFO ] Flatten gal took : 53 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/graph8574816820110643921.txt' '-o' '/tmp/graph8574816820110643921.bin' '-w' '/tmp/graph8574816820110643921.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph8574816820110643921.bin' '-l' '-1' '-v' '-w' '/tmp/graph8574816820110643921.weights' '-q' '0' '-e' '0.001'
[2024-05-23 19:56:29] [INFO ] Decomposing Gal with order
[2024-05-23 19:56:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 19:56:29] [INFO ] Removed a total of 2292 redundant transitions.
[2024-05-23 19:56:29] [INFO ] Flatten gal took : 155 ms
[2024-05-23 19:56:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 1008 labels/synchronizations in 70 ms.
[2024-05-23 19:56:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6934915153083779281.gal : 15 ms
[2024-05-23 19:56:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17108367287860971971.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/ReachabilityCardinality6934915153083779281.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17108367287860971971.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/ReachabilityCardinality17108367287860971971.prop.
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1229/1229 variables, and 561 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1322 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/467 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/467 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 2 (OVERLAPS) 762/1229 variables, 467/470 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1229 variables, 91/561 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1229 variables, 1322/1883 constraints. Problems are: Problem set: 0 solved, 1322 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1229/1229 variables, and 1883 constraints, problems are : Problem set: 0 solved, 1322 unsolved in 30068 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 467/467 constraints, ReadFeed: 91/91 constraints, PredecessorRefiner: 1322/1322 constraints, Known Traps: 0/0 constraints]
After SMT, in 64815ms problems are : Problem set: 0 solved, 1322 unsolved
Search for dead transitions found 0 dead transitions in 64829ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66636 ms. Remains : 467/467 places, 1324/1324 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 562 transitions
Reduce isomorphic transitions removed 562 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 0 with 575 rules applied. Total rules applied 575 place count 467 transition count 749
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 1 with 13 rules applied. Total rules applied 588 place count 454 transition count 749
Performed 83 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 83 Pre rules applied. Total rules applied 588 place count 454 transition count 666
Deduced a syphon composed of 83 places in 1 ms
Reduce places removed 83 places and 0 transitions.
Iterating global reduction 2 with 166 rules applied. Total rules applied 754 place count 371 transition count 666
Performed 132 Post agglomeration using F-continuation condition.Transition count delta: 132
Deduced a syphon composed of 132 places in 0 ms
Reduce places removed 132 places and 0 transitions.
Iterating global reduction 2 with 264 rules applied. Total rules applied 1018 place count 239 transition count 534
Discarding 62 places :
Symmetric choice reduction at 2 with 62 rule applications. Total rules 1080 place count 177 transition count 410
Iterating global reduction 2 with 62 rules applied. Total rules applied 1142 place count 177 transition count 410
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1143 place count 177 transition count 409
Discarding 61 places :
Symmetric choice reduction at 3 with 61 rule applications. Total rules 1204 place count 116 transition count 287
Iterating global reduction 3 with 61 rules applied. Total rules applied 1265 place count 116 transition count 287
Discarding 61 places :
Symmetric choice reduction at 3 with 61 rule applications. Total rules 1326 place count 55 transition count 165
Iterating global reduction 3 with 61 rules applied. Total rules applied 1387 place count 55 transition count 165
Ensure Unique test removed 61 transitions
Reduce isomorphic transitions removed 61 transitions.
Iterating post reduction 3 with 61 rules applied. Total rules applied 1448 place count 55 transition count 104
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 1450 place count 54 transition count 103
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 1462 place count 48 transition count 106
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 1471 place count 48 transition count 97
Applied a total of 1471 rules in 64 ms. Remains 48 /467 variables (removed 419) and now considering 97/1324 (removed 1227) transitions.
Running SMT prover for 11 properties.
// Phase 1: matrix 97 rows 48 cols
[2024-05-23 19:57:02] [INFO ] Computed 3 invariants in 1 ms
[2024-05-23 19:57:02] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 19:57:02] [INFO ] After 49ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:10
[2024-05-23 19:57:02] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 19:57:02] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:11
[2024-05-23 19:57:02] [INFO ] After 125ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2024-05-23 19:57:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 19:57:02] [INFO ] After 42ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2024-05-23 19:57:02] [INFO ] After 27ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :11
TRAPS : Iteration 0
[2024-05-23 19:57:02] [INFO ] After 70ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :11
[2024-05-23 19:57:02] [INFO ] After 188ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :11
[2024-05-23 19:57:02] [INFO ] Flatten gal took : 3 ms
[2024-05-23 19:57:02] [INFO ] Flatten gal took : 4 ms
[2024-05-23 19:57:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6916346691812012817.gal : 2 ms
[2024-05-23 19:57:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13764439374015573061.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/ReachabilityCardinality6916346691812012817.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13764439374015573061.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/ReachabilityCardinality13764439374015573061.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 15
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :15 after 55
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :55 after 190
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :190 after 666
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :666 after 2415
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :2415 after 48395
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :48395 after 2.39141e+06
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :2.39141e+06 after 2.25282e+09
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :2.25282e+09 after 2.12142e+17
Detected timeout of ITS tools.
[2024-05-23 19:57:18] [INFO ] Flatten gal took : 4 ms
[2024-05-23 19:57:18] [INFO ] Applying decomposition
[2024-05-23 19:57:18] [INFO ] Flatten gal took : 4 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/graph13908486658687798381.txt' '-o' '/tmp/graph13908486658687798381.bin' '-w' '/tmp/graph13908486658687798381.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph13908486658687798381.bin' '-l' '-1' '-v' '-w' '/tmp/graph13908486658687798381.weights' '-q' '0' '-e' '0.001'
[2024-05-23 19:57:18] [INFO ] Decomposing Gal with order
[2024-05-23 19:57:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 19:57:18] [INFO ] Removed a total of 124 redundant transitions.
[2024-05-23 19:57:18] [INFO ] Flatten gal took : 6 ms
[2024-05-23 19:57:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 16 labels/synchronizations in 1 ms.
[2024-05-23 19:57:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10479448333823157688.gal : 1 ms
[2024-05-23 19:57:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12006132369953015155.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/ReachabilityCardinality10479448333823157688.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12006132369953015155.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/ReachabilityCardinality12006132369953015155.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :6 after 20
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :20 after 55
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :55 after 189
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :189 after 630
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :630 after 2345
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :2345 after 48395
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :48395 after 7.71794e+07
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30524 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[27, 126, 39, 36, 25, 78, 55, 24, 127] Max Struct:[+inf, 128, +inf, +inf, +inf, +inf, +inf, +inf, 128]
Starting property specific reduction for FunctionPointer-PT-c128-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 19:57:33] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
// Phase 1: matrix 762 rows 467 cols
[2024-05-23 19:57:33] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 32 ms. (303 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 19:57:33] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 19:57:33] [INFO ] Invariant cache hit.
[2024-05-23 19:57:33] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:57:33] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2024-05-23 19:57:33] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 19:57:33] [INFO ] [Real]Added 91 Read/Feed constraints in 40 ms returned sat
[2024-05-23 19:57:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:57:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 7 ms returned sat
[2024-05-23 19:57:33] [INFO ] [Nat]Absence check using state equation in 251 ms returned sat
[2024-05-23 19:57:33] [INFO ] [Nat]Added 91 Read/Feed constraints in 22 ms returned sat
[2024-05-23 19:57:34] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 69 ms.
[2024-05-23 19:57:34] [INFO ] Added : 3 causal constraints over 1 iterations in 181 ms. Result :sat
Minimization took 300 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 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 461 transition count 1312
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 461 transition count 1312
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 18 place count 461 transition count 1306
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 24 place count 455 transition count 1294
Iterating global reduction 1 with 6 rules applied. Total rules applied 30 place count 455 transition count 1294
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 35 place count 450 transition count 1280
Iterating global reduction 1 with 5 rules applied. Total rules applied 40 place count 450 transition count 1280
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 44 place count 446 transition count 1270
Iterating global reduction 1 with 4 rules applied. Total rules applied 48 place count 446 transition count 1270
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 52 place count 442 transition count 1262
Iterating global reduction 1 with 4 rules applied. Total rules applied 56 place count 442 transition count 1262
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 60 place count 438 transition count 1252
Iterating global reduction 1 with 4 rules applied. Total rules applied 64 place count 438 transition count 1252
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 68 place count 434 transition count 1244
Iterating global reduction 1 with 4 rules applied. Total rules applied 72 place count 434 transition count 1244
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 76 place count 430 transition count 1236
Iterating global reduction 1 with 4 rules applied. Total rules applied 80 place count 430 transition count 1236
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 84 place count 426 transition count 1228
Iterating global reduction 1 with 4 rules applied. Total rules applied 88 place count 426 transition count 1228
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 90 place count 424 transition count 1224
Iterating global reduction 1 with 2 rules applied. Total rules applied 92 place count 424 transition count 1224
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 93 place count 423 transition count 1222
Iterating global reduction 1 with 1 rules applied. Total rules applied 94 place count 423 transition count 1222
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 95 place count 422 transition count 1220
Iterating global reduction 1 with 1 rules applied. Total rules applied 96 place count 422 transition count 1220
Applied a total of 96 rules in 148 ms. Remains 422 /467 variables (removed 45) and now considering 1220/1324 (removed 104) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 148 ms. Remains : 422/467 places, 1220/1324 transitions.
[2024-05-23 19:57:34] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[1] Max Struct:[+inf]
[2024-05-23 19:57:34] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
// Phase 1: matrix 689 rows 422 cols
[2024-05-23 19:57:34] [INFO ] Computed 3 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2029 ms. (492 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1482 ms. (674 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[144] Max Struct:[+inf]
[2024-05-23 19:57:38] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 19:57:38] [INFO ] Invariant cache hit.
[2024-05-23 19:57:38] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:57:38] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2024-05-23 19:57:38] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:57:38] [INFO ] [Real]Added 75 Read/Feed constraints in 45 ms returned sat
[2024-05-23 19:57:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:57:38] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 19:57:39] [INFO ] [Nat]Absence check using state equation in 145 ms returned sat
[2024-05-23 19:57:39] [INFO ] [Nat]Added 75 Read/Feed constraints in 24 ms returned sat
[2024-05-23 19:57:39] [INFO ] Deduced a trap composed of 113 places in 197 ms of which 11 ms to minimize.
[2024-05-23 19:57:39] [INFO ] Deduced a trap composed of 109 places in 197 ms of which 3 ms to minimize.
[2024-05-23 19:57:39] [INFO ] Deduced a trap composed of 87 places in 175 ms of which 3 ms to minimize.
[2024-05-23 19:57:39] [INFO ] Deduced a trap composed of 83 places in 197 ms of which 3 ms to minimize.
[2024-05-23 19:57:40] [INFO ] Deduced a trap composed of 76 places in 198 ms of which 2 ms to minimize.
[2024-05-23 19:57:40] [INFO ] Deduced a trap composed of 74 places in 216 ms of which 3 ms to minimize.
[2024-05-23 19:57:40] [INFO ] Deduced a trap composed of 71 places in 218 ms of which 3 ms to minimize.
[2024-05-23 19:57:40] [INFO ] Deduced a trap composed of 70 places in 195 ms of which 3 ms to minimize.
[2024-05-23 19:57:40] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1802 ms
[2024-05-23 19:57:40] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 62 ms.
[2024-05-23 19:57:41] [INFO ] Added : 8 causal constraints over 2 iterations in 216 ms. Result :sat
Minimization took 256 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[144] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[144] Max Struct:[+inf]
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 43 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 44 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 19:57:41] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 19:57:41] [INFO ] Invariant cache hit.
[2024-05-23 19:57:41] [INFO ] Implicit Places using invariants in 365 ms returned []
[2024-05-23 19:57:41] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 19:57:41] [INFO ] Invariant cache hit.
[2024-05-23 19:57:42] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:57:42] [INFO ] Implicit Places using invariants and state equation in 1127 ms returned []
Implicit Place search using SMT with State Equation took 1517 ms to find 0 implicit places.
[2024-05-23 19:57:43] [INFO ] Redundant transitions in 15 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 19:57:43] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 19:57:43] [INFO ] Invariant cache hit.
[2024-05-23 19:57:43] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 1218/1718 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 1718 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
After SMT, in 64974ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 64986ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66584 ms. Remains : 422/422 places, 1220/1220 transitions.
[2024-05-23 19:58:47] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[144] Max Struct:[+inf]
[2024-05-23 19:58:48] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 19:58:48] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[144] Max Struct:[+inf]
RANDOM walk for 1000007 steps (2 resets) in 2152 ms. (464 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1589 ms. (628 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[144] Max Struct:[+inf]
[2024-05-23 19:58:52] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 19:58:52] [INFO ] Invariant cache hit.
[2024-05-23 19:58:52] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:58:52] [INFO ] [Real]Absence check using state equation in 160 ms returned sat
[2024-05-23 19:58:52] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:58:52] [INFO ] [Real]Added 75 Read/Feed constraints in 28 ms returned sat
[2024-05-23 19:58:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 19:58:52] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 19:58:52] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2024-05-23 19:58:52] [INFO ] [Nat]Added 75 Read/Feed constraints in 30 ms returned sat
[2024-05-23 19:58:52] [INFO ] Deduced a trap composed of 113 places in 195 ms of which 2 ms to minimize.
[2024-05-23 19:58:53] [INFO ] Deduced a trap composed of 109 places in 184 ms of which 3 ms to minimize.
[2024-05-23 19:58:53] [INFO ] Deduced a trap composed of 87 places in 197 ms of which 3 ms to minimize.
[2024-05-23 19:58:53] [INFO ] Deduced a trap composed of 83 places in 172 ms of which 3 ms to minimize.
[2024-05-23 19:58:53] [INFO ] Deduced a trap composed of 76 places in 175 ms of which 3 ms to minimize.
[2024-05-23 19:58:53] [INFO ] Deduced a trap composed of 74 places in 190 ms of which 3 ms to minimize.
[2024-05-23 19:58:54] [INFO ] Deduced a trap composed of 71 places in 186 ms of which 2 ms to minimize.
[2024-05-23 19:58:54] [INFO ] Deduced a trap composed of 70 places in 180 ms of which 3 ms to minimize.
[2024-05-23 19:58:54] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1680 ms
[2024-05-23 19:58:54] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 68 ms.
[2024-05-23 19:58:54] [INFO ] Added : 8 causal constraints over 2 iterations in 228 ms. Result :sat
Minimization took 255 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[144] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[144] Max Struct:[+inf]
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 55 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 49 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 19:58:54] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 19:58:54] [INFO ] Invariant cache hit.
[2024-05-23 19:58:55] [INFO ] Implicit Places using invariants in 283 ms returned []
[2024-05-23 19:58:55] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 19:58:55] [INFO ] Invariant cache hit.
[2024-05-23 19:58:55] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 19:58:56] [INFO ] Implicit Places using invariants and state equation in 1177 ms returned []
Implicit Place search using SMT with State Equation took 1462 ms to find 0 implicit places.
[2024-05-23 19:58:56] [INFO ] Redundant transitions in 20 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 19:58:56] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 19:58:56] [INFO ] Invariant cache hit.
[2024-05-23 19:58:56] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 1218/1718 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 1718 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
After SMT, in 64726ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 64737ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66280 ms. Remains : 422/422 places, 1220/1220 transitions.
[2024-05-23 20:00:01] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[144] Max Struct:[+inf]
[2024-05-23 20:00:01] [INFO ] Flatten gal took : 42 ms
RANDOM walk for 40002 steps (8 resets) in 185 ms. (215 steps per ms) remains 1/1 properties
[2024-05-23 20:00:01] [INFO ] Flatten gal took : 36 ms
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 1/1 properties
[2024-05-23 20:00:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7212457436312619553.gal : 15 ms
[2024-05-23 20:00:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5991722012007502817.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/ReachabilityCardinality7212457436312619553.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5991722012007502817.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/ReachabilityCardinality5991722012007502817.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 508323 steps, run timeout after 3001 ms. (steps per millisecond=169 ) properties seen :0 out of 1
Probabilistic random walk after 508323 steps, saw 311699 distinct states, run finished after 3001 ms. (steps per millisecond=169 ) properties seen :0
[2024-05-23 20:00:04] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:00:04] [INFO ] Invariant cache hit.
[2024-05-23 20:00:04] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 7/384 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/384 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 600/984 variables, 335/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/984 variables, 73/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/1046 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1046 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 65/1111 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 285 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/377 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 7/384 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/384 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 600/984 variables, 335/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 73/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/984 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/1046 variables, 1/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1046 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 65/1111 variables, 66/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 501 constraints, problems are : Problem set: 0 solved, 1 unsolved in 343 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 636ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 420 ms.
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 44 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 422/422 places, 1220/1220 transitions.
RANDOM walk for 40004 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
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.24464e+06 after 3.74714e+10
Interrupted probabilistic random walk after 504265 steps, run timeout after 3001 ms. (steps per millisecond=168 ) properties seen :0 out of 1
Probabilistic random walk after 504265 steps, saw 309209 distinct states, run finished after 3001 ms. (steps per millisecond=168 ) properties seen :0
[2024-05-23 20:00:08] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:00:08] [INFO ] Invariant cache hit.
[2024-05-23 20:00:08] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 7/384 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/384 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 600/984 variables, 335/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/984 variables, 73/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/1046 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1046 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 65/1111 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 320 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/377 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 7/384 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/384 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 600/984 variables, 335/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 73/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/984 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/1046 variables, 1/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1046 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 65/1111 variables, 66/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 501 constraints, problems are : Problem set: 0 solved, 1 unsolved in 367 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 698ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 367 ms.
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 43 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 43 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 20:00:09] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:00:09] [INFO ] Invariant cache hit.
[2024-05-23 20:00:10] [INFO ] Implicit Places using invariants in 285 ms returned []
[2024-05-23 20:00:10] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:00:10] [INFO ] Invariant cache hit.
[2024-05-23 20:00:10] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:00:11] [INFO ] Implicit Places using invariants and state equation in 1188 ms returned []
Implicit Place search using SMT with State Equation took 1474 ms to find 0 implicit places.
[2024-05-23 20:00:11] [INFO ] Redundant transitions in 17 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 20:00:11] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:00:11] [INFO ] Invariant cache hit.
[2024-05-23 20:00:11] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80652e+17
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Detected timeout of ITS tools.
[2024-05-23 20:00:51] [INFO ] Flatten gal took : 32 ms
[2024-05-23 20:00:51] [INFO ] Applying decomposition
[2024-05-23 20:00:51] [INFO ] Flatten gal took : 39 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/graph12324636873974349372.txt' '-o' '/tmp/graph12324636873974349372.bin' '-w' '/tmp/graph12324636873974349372.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph12324636873974349372.bin' '-l' '-1' '-v' '-w' '/tmp/graph12324636873974349372.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:00:51] [INFO ] Decomposing Gal with order
[2024-05-23 20:00:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:00:51] [INFO ] Removed a total of 2085 redundant transitions.
[2024-05-23 20:00:51] [INFO ] Flatten gal took : 83 ms
[2024-05-23 20:00:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 882 labels/synchronizations in 49 ms.
[2024-05-23 20:00:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4929460244617429007.gal : 15 ms
[2024-05-23 20:00:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3783387644942212577.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/ReachabilityCardinality4929460244617429007.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3783387644942212577.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/ReachabilityCardinality3783387644942212577.prop.
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 1218/1718 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 1718 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
After SMT, in 64843ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 64856ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66399 ms. Remains : 422/422 places, 1220/1220 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 531 transitions
Reduce isomorphic transitions removed 531 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 541 rules applied. Total rules applied 541 place count 422 transition count 679
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 551 place count 412 transition count 679
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 551 place count 412 transition count 606
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 697 place count 339 transition count 606
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 2 with 254 rules applied. Total rules applied 951 place count 212 transition count 479
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1015 place count 148 transition count 351
Iterating global reduction 2 with 64 rules applied. Total rules applied 1079 place count 148 transition count 351
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1080 place count 148 transition count 350
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1143 place count 85 transition count 224
Iterating global reduction 3 with 63 rules applied. Total rules applied 1206 place count 85 transition count 224
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1269 place count 22 transition count 98
Iterating global reduction 3 with 63 rules applied. Total rules applied 1332 place count 22 transition count 98
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1395 place count 22 transition count 35
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1395 place count 22 transition count 34
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1397 place count 21 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1399 place count 20 transition count 33
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1401 place count 19 transition count 33
Applied a total of 1401 rules in 47 ms. Remains 19 /422 variables (removed 403) and now considering 33/1220 (removed 1187) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 33 rows 19 cols
[2024-05-23 20:01:16] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 20:01:16] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 20:01:16] [INFO ] After 8ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 20:01:16] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 20:01:16] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 20:01:16] [INFO ] After 55ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 20:01:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 20:01:16] [INFO ] After 9ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 20:01:16] [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 20:01:16] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:01:16] [INFO ] After 32ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:01:16] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:01:16] [INFO ] Flatten gal took : 0 ms
[2024-05-23 20:01:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2769660980300107254.gal : 1 ms
[2024-05-23 20:01:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11415257583280914526.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/ReachabilityCardinality2769660980300107254.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11415257583280914526.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/ReachabilityCardinality11415257583280914526.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 188231
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :188231 after 9.48316e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :9.48316e+07 after 2.78362e+08
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.78362e+08 after 6.45066e+08
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :6.45066e+08 after 1.37812e+09
Detected timeout of ITS tools.
[2024-05-23 20:01:31] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:01:31] [INFO ] Applying decomposition
[2024-05-23 20:01:31] [INFO ] Flatten gal took : 2 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/graph16476990739796052688.txt' '-o' '/tmp/graph16476990739796052688.bin' '-w' '/tmp/graph16476990739796052688.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph16476990739796052688.bin' '-l' '-1' '-v' '-w' '/tmp/graph16476990739796052688.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:01:31] [INFO ] Decomposing Gal with order
[2024-05-23 20:01:31] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:01:31] [INFO ] Removed a total of 36 redundant transitions.
[2024-05-23 20:01:31] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:01:31] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 1 ms.
[2024-05-23 20:01:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9893070352400618238.gal : 1 ms
[2024-05-23 20:01:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1075670284693928615.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/ReachabilityCardinality9893070352400618238.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1075670284693928615.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/ReachabilityCardinality1075670284693928615.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30287 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[144] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c128-UpperBounds-01 in 253363 ms.
Starting property specific reduction for FunctionPointer-PT-c128-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:[128]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[128]
[2024-05-23 20:01:46] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
// Phase 1: matrix 762 rows 467 cols
[2024-05-23 20:01:46] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[128]
RANDOM walk for 10002 steps (2 resets) in 23 ms. (416 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:[128]
[2024-05-23 20:01:46] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 20:01:46] [INFO ] Invariant cache hit.
[2024-05-23 20:01:46] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:01:46] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 20:01:46] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 20:01:46] [INFO ] [Real]Added 91 Read/Feed constraints in 26 ms returned sat
[2024-05-23 20:01:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:01:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:01:47] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2024-05-23 20:01:47] [INFO ] [Nat]Added 91 Read/Feed constraints in 38 ms returned sat
[2024-05-23 20:01:47] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 75 ms.
[2024-05-23 20:01:47] [INFO ] Added : 1 causal constraints over 1 iterations in 173 ms. Result :sat
Minimization took 302 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[126] Max Struct:[128]
Support contains 1 out of 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 460 transition count 1310
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 460 transition count 1310
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 20 place count 460 transition count 1304
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 27 place count 453 transition count 1290
Iterating global reduction 1 with 7 rules applied. Total rules applied 34 place count 453 transition count 1290
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 40 place count 447 transition count 1272
Iterating global reduction 1 with 6 rules applied. Total rules applied 46 place count 447 transition count 1272
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 51 place count 442 transition count 1260
Iterating global reduction 1 with 5 rules applied. Total rules applied 56 place count 442 transition count 1260
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 61 place count 437 transition count 1250
Iterating global reduction 1 with 5 rules applied. Total rules applied 66 place count 437 transition count 1250
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 71 place count 432 transition count 1238
Iterating global reduction 1 with 5 rules applied. Total rules applied 76 place count 432 transition count 1238
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 81 place count 427 transition count 1228
Iterating global reduction 1 with 5 rules applied. Total rules applied 86 place count 427 transition count 1228
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 91 place count 422 transition count 1218
Iterating global reduction 1 with 5 rules applied. Total rules applied 96 place count 422 transition count 1218
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 101 place count 417 transition count 1208
Iterating global reduction 1 with 5 rules applied. Total rules applied 106 place count 417 transition count 1208
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 108 place count 415 transition count 1204
Iterating global reduction 1 with 2 rules applied. Total rules applied 110 place count 415 transition count 1204
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 111 place count 414 transition count 1202
Iterating global reduction 1 with 1 rules applied. Total rules applied 112 place count 414 transition count 1202
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 113 place count 413 transition count 1200
Iterating global reduction 1 with 1 rules applied. Total rules applied 114 place count 413 transition count 1200
Applied a total of 114 rules in 241 ms. Remains 413 /467 variables (removed 54) and now considering 1200/1324 (removed 124) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 241 ms. Remains : 413/467 places, 1200/1324 transitions.
[2024-05-23 20:01:48] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
// Phase 1: matrix 675 rows 413 cols
[2024-05-23 20:01:48] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[126] Max Struct:[128]
RANDOM walk for 1000001 steps (2 resets) in 2076 ms. (481 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1550 ms. (644 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[126] Max Struct:[128]
[2024-05-23 20:01:52] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:01:52] [INFO ] Invariant cache hit.
[2024-05-23 20:01:52] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-23 20:01:52] [INFO ] [Real]Absence check using state equation in 133 ms returned sat
[2024-05-23 20:01:52] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 20:01:52] [INFO ] [Real]Added 72 Read/Feed constraints in 40 ms returned sat
[2024-05-23 20:01:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:01:52] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:01:52] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2024-05-23 20:01:52] [INFO ] [Nat]Added 72 Read/Feed constraints in 35 ms returned sat
[2024-05-23 20:01:52] [INFO ] Computed and/alt/rep : 332/994/330 causal constraints (skipped 343 transitions) in 81 ms.
[2024-05-23 20:01:52] [INFO ] Added : 3 causal constraints over 1 iterations in 165 ms. Result :sat
Minimization took 275 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[126] Max Struct:[128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[126] Max Struct:[128]
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 42 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 46 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
[2024-05-23 20:01:53] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:01:53] [INFO ] Invariant cache hit.
[2024-05-23 20:01:54] [INFO ] Implicit Places using invariants in 282 ms returned []
[2024-05-23 20:01:54] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:01:54] [INFO ] Invariant cache hit.
[2024-05-23 20:01:54] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 20:01:55] [INFO ] Implicit Places using invariants and state equation in 1099 ms returned []
Implicit Place search using SMT with State Equation took 1412 ms to find 0 implicit places.
[2024-05-23 20:01:55] [INFO ] Redundant transitions in 16 ms returned []
Running 1198 sub problems to find dead transitions.
[2024-05-23 20:01:55] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:01:55] [INFO ] Invariant cache hit.
[2024-05-23 20:01:55] [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
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (OVERLAPS) 675/1088 variables, 413/416 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1088 variables, 72/488 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1088/1088 variables, and 488 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1198/1198 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/413 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (OVERLAPS) 675/1088 variables, 413/416 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1088 variables, 72/488 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1088 variables, 1198/1686 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1088/1088 variables, and 1686 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1198/1198 constraints, Known Traps: 0/0 constraints]
After SMT, in 65036ms problems are : Problem set: 0 solved, 1198 unsolved
Search for dead transitions found 0 dead transitions in 65047ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66528 ms. Remains : 413/413 places, 1200/1200 transitions.
RANDOM walk for 40000 steps (8 resets) in 121 ms. (327 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 2/2 properties
[2024-05-23 20:03:00] [INFO ] Flatten gal took : 52 ms
BEST_FIRST walk for 40003 steps (8 resets) in 39 ms. (1000 steps per ms) remains 2/2 properties
[2024-05-23 20:03:00] [INFO ] Flatten gal took : 29 ms
[2024-05-23 20:03:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3840204823927751823.gal : 6 ms
[2024-05-23 20:03:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2974207201855275495.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/ReachabilityCardinality3840204823927751823.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2974207201855275495.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/ReachabilityCardinality2974207201855275495.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 302649 steps, run timeout after 3001 ms. (steps per millisecond=100 ) properties seen :0 out of 2
Probabilistic random walk after 302649 steps, saw 185593 distinct states, run finished after 3001 ms. (steps per millisecond=100 ) properties seen :0
[2024-05-23 20:03:03] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:03:03] [INFO ] Invariant cache hit.
[2024-05-23 20:03:03] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/384 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/384 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 641/1025 variables, 384/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 18/1043 variables, 4/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1043 variables, 68/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1043 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 6/1049 variables, 2/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1049 variables, 2/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1049 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 17/1066 variables, 11/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1066 variables, 4/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1066 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 8/1074 variables, 4/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1074 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 8/1082 variables, 4/484 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1082 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 6/1088 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1088 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1088 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1088/1088 variables, and 488 constraints, problems are : Problem set: 0 solved, 2 unsolved in 567 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/384 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/384 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 641/1025 variables, 384/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 18/1043 variables, 4/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1043 variables, 68/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1043 variables, 2/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1043 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 6/1049 variables, 2/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1049 variables, 2/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1049 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 17/1066 variables, 11/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1066 variables, 4/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1066 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 8/1074 variables, 4/482 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1074 variables, 0/482 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 8/1082 variables, 4/486 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1082 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 6/1088 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1088 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/1088 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1088/1088 variables, and 490 constraints, problems are : Problem set: 0 solved, 2 unsolved in 536 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1123ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 2960 ms.
Support contains 1 out of 413 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1200/1200 transitions.
Applied a total of 0 rules in 42 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 42 ms. Remains : 413/413 places, 1200/1200 transitions.
RANDOM walk for 40001 steps (8 resets) in 129 ms. (307 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :1.24464e+06 after 3.74714e+10
Interrupted probabilistic random walk after 280365 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :0 out of 2
Probabilistic random walk after 280365 steps, saw 171929 distinct states, run finished after 3001 ms. (steps per millisecond=93 ) properties seen :0
[2024-05-23 20:03:10] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:03:10] [INFO ] Invariant cache hit.
[2024-05-23 20:03:10] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/384 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/384 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 641/1025 variables, 384/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 18/1043 variables, 4/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1043 variables, 68/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1043 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 6/1049 variables, 2/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1049 variables, 2/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1049 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 17/1066 variables, 11/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1066 variables, 4/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1066 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 8/1074 variables, 4/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1074 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 8/1082 variables, 4/484 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1082 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 6/1088 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1088 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1088 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1088/1088 variables, and 488 constraints, problems are : Problem set: 0 solved, 2 unsolved in 531 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/384 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/384 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 641/1025 variables, 384/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 18/1043 variables, 4/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1043 variables, 68/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1043 variables, 2/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1043 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 6/1049 variables, 2/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1049 variables, 2/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1049 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 17/1066 variables, 11/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1066 variables, 4/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1066 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 8/1074 variables, 4/482 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1074 variables, 0/482 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 8/1082 variables, 4/486 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1082 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 6/1088 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1088 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/1088 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1088/1088 variables, and 490 constraints, problems are : Problem set: 0 solved, 2 unsolved in 547 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1090ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 3775 ms.
Support contains 1 out of 413 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1200/1200 transitions.
Applied a total of 0 rules in 42 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 42 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 44 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
[2024-05-23 20:03:15] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:03:15] [INFO ] Invariant cache hit.
[2024-05-23 20:03:15] [INFO ] Implicit Places using invariants in 272 ms returned []
[2024-05-23 20:03:15] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:03:15] [INFO ] Invariant cache hit.
[2024-05-23 20:03:16] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 20:03:16] [INFO ] Implicit Places using invariants and state equation in 1089 ms returned []
Implicit Place search using SMT with State Equation took 1362 ms to find 0 implicit places.
[2024-05-23 20:03:16] [INFO ] Redundant transitions in 21 ms returned []
Running 1198 sub problems to find dead transitions.
[2024-05-23 20:03:17] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:03:17] [INFO ] Invariant cache hit.
[2024-05-23 20:03:17] [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
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80652e+17
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (OVERLAPS) 675/1088 variables, 413/416 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
Detected timeout of ITS tools.
[2024-05-23 20:03:50] [INFO ] Flatten gal took : 41 ms
[2024-05-23 20:03:50] [INFO ] Applying decomposition
[2024-05-23 20:03:50] [INFO ] Flatten gal took : 33 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/graph12284306365267998110.txt' '-o' '/tmp/graph12284306365267998110.bin' '-w' '/tmp/graph12284306365267998110.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph12284306365267998110.bin' '-l' '-1' '-v' '-w' '/tmp/graph12284306365267998110.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:03:50] [INFO ] Decomposing Gal with order
[2024-05-23 20:03:50] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:03:50] [INFO ] Removed a total of 2052 redundant transitions.
[2024-05-23 20:03:50] [INFO ] Flatten gal took : 67 ms
[2024-05-23 20:03:50] [INFO ] Fuse similar labels procedure discarded/fused a total of 865 labels/synchronizations in 28 ms.
[2024-05-23 20:03:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13484033347529600600.gal : 7 ms
[2024-05-23 20:03:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11824028999218127597.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/ReachabilityCardinality13484033347529600600.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11824028999218127597.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/ReachabilityCardinality11824028999218127597.prop.
At refinement iteration 3 (INCLUDED_ONLY) 0/1088 variables, 72/488 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1088/1088 variables, and 488 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1198/1198 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/413 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (OVERLAPS) 675/1088 variables, 413/416 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1088 variables, 72/488 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1088 variables, 1198/1686 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1088/1088 variables, and 1686 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1198/1198 constraints, Known Traps: 0/0 constraints]
After SMT, in 64955ms problems are : Problem set: 0 solved, 1198 unsolved
Search for dead transitions found 0 dead transitions in 64968ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66405 ms. Remains : 413/413 places, 1200/1200 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 525 transitions
Reduce isomorphic transitions removed 525 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 536 rules applied. Total rules applied 536 place count 413 transition count 664
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 547 place count 402 transition count 664
Performed 68 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 68 Pre rules applied. Total rules applied 547 place count 402 transition count 596
Deduced a syphon composed of 68 places in 0 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 2 with 136 rules applied. Total rules applied 683 place count 334 transition count 596
Performed 126 Post agglomeration using F-continuation condition.Transition count delta: 126
Deduced a syphon composed of 126 places in 0 ms
Reduce places removed 126 places and 0 transitions.
Iterating global reduction 2 with 252 rules applied. Total rules applied 935 place count 208 transition count 470
Discarding 63 places :
Symmetric choice reduction at 2 with 63 rule applications. Total rules 998 place count 145 transition count 344
Iterating global reduction 2 with 63 rules applied. Total rules applied 1061 place count 145 transition count 344
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1062 place count 145 transition count 343
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1062 place count 145 transition count 342
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1064 place count 144 transition count 342
Discarding 62 places :
Symmetric choice reduction at 3 with 62 rule applications. Total rules 1126 place count 82 transition count 218
Iterating global reduction 3 with 62 rules applied. Total rules applied 1188 place count 82 transition count 218
Discarding 62 places :
Symmetric choice reduction at 3 with 62 rule applications. Total rules 1250 place count 20 transition count 94
Iterating global reduction 3 with 62 rules applied. Total rules applied 1312 place count 20 transition count 94
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Iterating post reduction 3 with 62 rules applied. Total rules applied 1374 place count 20 transition count 32
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1376 place count 19 transition count 33
Applied a total of 1376 rules in 19 ms. Remains 19 /413 variables (removed 394) and now considering 33/1200 (removed 1167) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 33 rows 19 cols
[2024-05-23 20:04:21] [INFO ] Computed 3 invariants in 1 ms
[2024-05-23 20:04:22] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 20:04:22] [INFO ] After 36ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-05-23 20:04:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 20:04:22] [INFO ] After 10ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2024-05-23 20:04:22] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 20:04:22] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2024-05-23 20:04:22] [INFO ] After 6ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2024-05-23 20:04:22] [INFO ] After 47ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2024-05-23 20:04:22] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:04:22] [INFO ] Flatten gal took : 0 ms
[2024-05-23 20:04:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14120254020625654551.gal : 0 ms
[2024-05-23 20:04:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11158936946057238889.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/ReachabilityCardinality14120254020625654551.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11158936946057238889.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/ReachabilityCardinality11158936946057238889.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :759 after 56021
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :56021 after 9.23354e+07
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :9.23354e+07 after 2.86717e+10
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 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,1.39805e+14,1.68667,42628,2,2481,16,145845,6,0,109,141216,0
Total reachable state count : 139804661306307

Verifying 2 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,4,1.68722,42628,2,23,16,145845,7,0,112,141216,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,28,1.68742,42628,2,36,16,145845,8,0,114,141216,0
Over-approximation ignoring read arcs solved 0 properties in 1822 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:[126] Max Struct:[128]
Ending property specific reduction for FunctionPointer-PT-c128-UpperBounds-02 in 157300 ms.
Starting property specific reduction for FunctionPointer-PT-c128-UpperBounds-04
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 20:04:23] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
// Phase 1: matrix 762 rows 467 cols
[2024-05-23 20:04:23] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 20 ms. (476 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:[4] Max Struct:[+inf]
[2024-05-23 20:04:23] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 20:04:23] [INFO ] Invariant cache hit.
[2024-05-23 20:04:23] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:04:24] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 20:04:24] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 20:04:24] [INFO ] [Real]Added 91 Read/Feed constraints in 32 ms returned sat
[2024-05-23 20:04:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:04:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:04:24] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 20:04:24] [INFO ] [Nat]Added 91 Read/Feed constraints in 34 ms returned sat
[2024-05-23 20:04:24] [INFO ] Deduced a trap composed of 145 places in 212 ms of which 3 ms to minimize.
[2024-05-23 20:04:24] [INFO ] Deduced a trap composed of 138 places in 202 ms of which 3 ms to minimize.
[2024-05-23 20:04:25] [INFO ] Deduced a trap composed of 136 places in 197 ms of which 3 ms to minimize.
[2024-05-23 20:04:25] [INFO ] Deduced a trap composed of 126 places in 187 ms of which 4 ms to minimize.
[2024-05-23 20:04:25] [INFO ] Deduced a trap composed of 118 places in 204 ms of which 3 ms to minimize.
[2024-05-23 20:04:25] [INFO ] Deduced a trap composed of 146 places in 212 ms of which 3 ms to minimize.
[2024-05-23 20:04:25] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1394 ms
[2024-05-23 20:04:25] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 70 ms.
[2024-05-23 20:04:26] [INFO ] Added : 13 causal constraints over 4 iterations in 272 ms. Result :sat
Minimization took 311 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[4] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[4] Max Struct:[+inf]
Support contains 1 out of 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 461 transition count 1312
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 461 transition count 1312
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 16 place count 461 transition count 1308
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 22 place count 455 transition count 1296
Iterating global reduction 1 with 6 rules applied. Total rules applied 28 place count 455 transition count 1296
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 33 place count 450 transition count 1280
Iterating global reduction 1 with 5 rules applied. Total rules applied 38 place count 450 transition count 1280
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 42 place count 446 transition count 1270
Iterating global reduction 1 with 4 rules applied. Total rules applied 46 place count 446 transition count 1270
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 50 place count 442 transition count 1262
Iterating global reduction 1 with 4 rules applied. Total rules applied 54 place count 442 transition count 1262
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 58 place count 438 transition count 1254
Iterating global reduction 1 with 4 rules applied. Total rules applied 62 place count 438 transition count 1254
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 66 place count 434 transition count 1246
Iterating global reduction 1 with 4 rules applied. Total rules applied 70 place count 434 transition count 1246
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 74 place count 430 transition count 1238
Iterating global reduction 1 with 4 rules applied. Total rules applied 78 place count 430 transition count 1238
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 82 place count 426 transition count 1230
Iterating global reduction 1 with 4 rules applied. Total rules applied 86 place count 426 transition count 1230
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 87 place count 425 transition count 1228
Iterating global reduction 1 with 1 rules applied. Total rules applied 88 place count 425 transition count 1228
Applied a total of 88 rules in 122 ms. Remains 425 /467 variables (removed 42) and now considering 1228/1324 (removed 96) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 123 ms. Remains : 425/467 places, 1228/1324 transitions.
[2024-05-23 20:04:26] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
Found an invariant !
This invariant on transitions {196=1, 292=1, 618=1, 691=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 348=1, 674=1, 692=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[4] Max Struct:[+inf]
[2024-05-23 20:04:26] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
// Phase 1: matrix 693 rows 425 cols
[2024-05-23 20:04:26] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[4] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 2036 ms. (490 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1638 ms. (610 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[125] Max Struct:[+inf]
[2024-05-23 20:04:30] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:04:30] [INFO ] Invariant cache hit.
[2024-05-23 20:04:30] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 20:04:30] [INFO ] [Real]Absence check using state equation in 130 ms returned sat
[2024-05-23 20:04:30] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:04:30] [INFO ] [Real]Added 75 Read/Feed constraints in 23 ms returned sat
[2024-05-23 20:04:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:04:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:04:30] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 20:04:30] [INFO ] [Nat]Added 75 Read/Feed constraints in 25 ms returned sat
[2024-05-23 20:04:31] [INFO ] Deduced a trap composed of 74 places in 184 ms of which 3 ms to minimize.
[2024-05-23 20:04:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 235 ms
[2024-05-23 20:04:31] [INFO ] Computed and/alt/rep : 339/1256/332 causal constraints (skipped 359 transitions) in 76 ms.
[2024-05-23 20:04:31] [INFO ] Added : 33 causal constraints over 8 iterations in 397 ms. Result :sat
Minimization took 257 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[125] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[125] Max Struct:[+inf]
Support contains 1 out of 425 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Applied a total of 0 rules in 50 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 425/425 places, 1228/1228 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Applied a total of 0 rules in 50 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
[2024-05-23 20:04:33] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:04:33] [INFO ] Invariant cache hit.
[2024-05-23 20:04:33] [INFO ] Implicit Places using invariants in 279 ms returned []
[2024-05-23 20:04:33] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:04:33] [INFO ] Invariant cache hit.
[2024-05-23 20:04:33] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:04:34] [INFO ] Implicit Places using invariants and state equation in 1217 ms returned []
Implicit Place search using SMT with State Equation took 1496 ms to find 0 implicit places.
[2024-05-23 20:04:34] [INFO ] Redundant transitions in 22 ms returned []
Running 1226 sub problems to find dead transitions.
[2024-05-23 20:04:35] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:04:35] [INFO ] Invariant cache hit.
[2024-05-23 20:04:35] [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, 1226 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 2 (OVERLAPS) 693/1118 variables, 425/428 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1118 variables, 75/503 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1118/1118 variables, and 503 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 425/425 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1226 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 2 (OVERLAPS) 693/1118 variables, 425/428 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1118 variables, 75/503 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1118 variables, 1226/1729 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1118/1118 variables, and 1729 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 425/425 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 0/0 constraints]
After SMT, in 64664ms problems are : Problem set: 0 solved, 1226 unsolved
Search for dead transitions found 0 dead transitions in 64678ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66259 ms. Remains : 425/425 places, 1228/1228 transitions.
[2024-05-23 20:05:39] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
Found an invariant !
This invariant on transitions {196=1, 292=1, 618=1, 691=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 348=1, 674=1, 692=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[125] Max Struct:[+inf]
[2024-05-23 20:05:39] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:05:39] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[125] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 2112 ms. (473 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1619 ms. (617 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[135] Max Struct:[+inf]
[2024-05-23 20:05:43] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:05:43] [INFO ] Invariant cache hit.
[2024-05-23 20:05:43] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:05:43] [INFO ] [Real]Absence check using state equation in 128 ms returned sat
[2024-05-23 20:05:43] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:05:43] [INFO ] [Real]Added 75 Read/Feed constraints in 20 ms returned sat
[2024-05-23 20:05:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:05:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:05:44] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 20:05:44] [INFO ] [Nat]Added 75 Read/Feed constraints in 20 ms returned sat
[2024-05-23 20:05:44] [INFO ] Deduced a trap composed of 113 places in 202 ms of which 3 ms to minimize.
[2024-05-23 20:05:44] [INFO ] Deduced a trap composed of 105 places in 192 ms of which 3 ms to minimize.
[2024-05-23 20:05:44] [INFO ] Deduced a trap composed of 76 places in 199 ms of which 2 ms to minimize.
[2024-05-23 20:05:45] [INFO ] Deduced a trap composed of 74 places in 193 ms of which 3 ms to minimize.
[2024-05-23 20:05:45] [INFO ] Deduced a trap composed of 71 places in 195 ms of which 3 ms to minimize.
[2024-05-23 20:05:45] [INFO ] Deduced a trap composed of 70 places in 197 ms of which 3 ms to minimize.
[2024-05-23 20:05:45] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1327 ms
[2024-05-23 20:05:45] [INFO ] Computed and/alt/rep : 339/1256/332 causal constraints (skipped 359 transitions) in 85 ms.
[2024-05-23 20:05:45] [INFO ] Added : 19 causal constraints over 4 iterations in 275 ms. Result :sat
Minimization took 269 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[135] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[135] Max Struct:[+inf]
Support contains 1 out of 425 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Applied a total of 0 rules in 43 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 425/425 places, 1228/1228 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Applied a total of 0 rules in 64 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
[2024-05-23 20:05:47] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:05:47] [INFO ] Invariant cache hit.
[2024-05-23 20:05:47] [INFO ] Implicit Places using invariants in 332 ms returned []
[2024-05-23 20:05:47] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:05:47] [INFO ] Invariant cache hit.
[2024-05-23 20:05:47] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:05:48] [INFO ] Implicit Places using invariants and state equation in 1220 ms returned []
Implicit Place search using SMT with State Equation took 1553 ms to find 0 implicit places.
[2024-05-23 20:05:48] [INFO ] Redundant transitions in 18 ms returned []
Running 1226 sub problems to find dead transitions.
[2024-05-23 20:05:48] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:05:48] [INFO ] Invariant cache hit.
[2024-05-23 20:05:48] [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, 1226 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 2 (OVERLAPS) 693/1118 variables, 425/428 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1118 variables, 75/503 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1118/1118 variables, and 503 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 425/425 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1226 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 2 (OVERLAPS) 693/1118 variables, 425/428 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1118 variables, 75/503 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1118 variables, 1226/1729 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1118/1118 variables, and 1729 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 425/425 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 0/0 constraints]
After SMT, in 65245ms problems are : Problem set: 0 solved, 1226 unsolved
Search for dead transitions found 0 dead transitions in 65258ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66906 ms. Remains : 425/425 places, 1228/1228 transitions.
[2024-05-23 20:06:54] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
Found an invariant !
This invariant on transitions {196=1, 292=1, 618=1, 691=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 348=1, 674=1, 692=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[135] Max Struct:[+inf]
[2024-05-23 20:06:54] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:06:54] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[135] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2077 ms. (481 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1606 ms. (622 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[135] Max Struct:[+inf]
[2024-05-23 20:06:58] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:06:58] [INFO ] Invariant cache hit.
[2024-05-23 20:06:58] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:06:58] [INFO ] [Real]Absence check using state equation in 190 ms returned sat
[2024-05-23 20:06:58] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:06:58] [INFO ] [Real]Added 75 Read/Feed constraints in 24 ms returned sat
[2024-05-23 20:06:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:06:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:06:58] [INFO ] [Nat]Absence check using state equation in 132 ms returned sat
[2024-05-23 20:06:58] [INFO ] [Nat]Added 75 Read/Feed constraints in 21 ms returned sat
[2024-05-23 20:06:58] [INFO ] Deduced a trap composed of 113 places in 220 ms of which 3 ms to minimize.
[2024-05-23 20:06:59] [INFO ] Deduced a trap composed of 105 places in 214 ms of which 3 ms to minimize.
[2024-05-23 20:06:59] [INFO ] Deduced a trap composed of 76 places in 208 ms of which 3 ms to minimize.
[2024-05-23 20:06:59] [INFO ] Deduced a trap composed of 74 places in 193 ms of which 3 ms to minimize.
[2024-05-23 20:06:59] [INFO ] Deduced a trap composed of 71 places in 200 ms of which 3 ms to minimize.
[2024-05-23 20:07:00] [INFO ] Deduced a trap composed of 70 places in 224 ms of which 3 ms to minimize.
[2024-05-23 20:07:00] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1410 ms
[2024-05-23 20:07:00] [INFO ] Computed and/alt/rep : 339/1256/332 causal constraints (skipped 359 transitions) in 66 ms.
[2024-05-23 20:07:00] [INFO ] Added : 19 causal constraints over 4 iterations in 285 ms. Result :sat
Minimization took 270 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[135] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[135] Max Struct:[+inf]
Support contains 1 out of 425 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Applied a total of 0 rules in 43 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 425/425 places, 1228/1228 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Applied a total of 0 rules in 47 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
[2024-05-23 20:07:01] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:07:01] [INFO ] Invariant cache hit.
[2024-05-23 20:07:02] [INFO ] Implicit Places using invariants in 281 ms returned []
[2024-05-23 20:07:02] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:07:02] [INFO ] Invariant cache hit.
[2024-05-23 20:07:02] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:07:03] [INFO ] Implicit Places using invariants and state equation in 1179 ms returned []
Implicit Place search using SMT with State Equation took 1498 ms to find 0 implicit places.
[2024-05-23 20:07:03] [INFO ] Redundant transitions in 14 ms returned []
Running 1226 sub problems to find dead transitions.
[2024-05-23 20:07:03] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:07:03] [INFO ] Invariant cache hit.
[2024-05-23 20:07:03] [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, 1226 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 2 (OVERLAPS) 693/1118 variables, 425/428 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1118 variables, 75/503 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1118/1118 variables, and 503 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 425/425 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1226 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 2 (OVERLAPS) 693/1118 variables, 425/428 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1118 variables, 75/503 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1118 variables, 1226/1729 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1118/1118 variables, and 1729 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 425/425 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 0/0 constraints]
After SMT, in 65205ms problems are : Problem set: 0 solved, 1226 unsolved
Search for dead transitions found 0 dead transitions in 65216ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66786 ms. Remains : 425/425 places, 1228/1228 transitions.
[2024-05-23 20:08:08] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
Found an invariant !
This invariant on transitions {196=1, 292=1, 618=1, 691=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 348=1, 674=1, 692=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[135] Max Struct:[+inf]
[2024-05-23 20:08:08] [INFO ] Flatten gal took : 26 ms
RANDOM walk for 40008 steps (8 resets) in 134 ms. (296 steps per ms) remains 1/1 properties
[2024-05-23 20:08:08] [INFO ] Flatten gal took : 26 ms
[2024-05-23 20:08:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4370263768413090728.gal : 5 ms
BEST_FIRST walk for 40003 steps (8 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
[2024-05-23 20:08:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8301236605088746476.prop : 93 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/ReachabilityCardinality4370263768413090728.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8301236605088746476.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/ReachabilityCardinality8301236605088746476.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 491852 steps, run timeout after 3001 ms. (steps per millisecond=163 ) properties seen :0 out of 1
Probabilistic random walk after 491852 steps, saw 301599 distinct states, run finished after 3001 ms. (steps per millisecond=163 ) properties seen :0
[2024-05-23 20:08:11] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:08:11] [INFO ] Invariant cache hit.
[2024-05-23 20:08:11] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 7/10 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 349/359 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/359 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/359 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 10/369 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/369 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/369 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 604/973 variables, 338/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/973 variables, 74/427 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/973 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1035 variables, 1/428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1035 variables, 0/428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 73/1108 variables, 69/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1108 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (OVERLAPS) 7/1115 variables, 4/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1115 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 3/1118 variables, 2/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1118 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1118 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1118/1118 variables, and 503 constraints, problems are : Problem set: 0 solved, 1 unsolved in 621 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) 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) 7/10 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 349/359 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/359 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/359 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/359 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 10/369 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/369 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/369 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 604/973 variables, 338/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/973 variables, 74/428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/973 variables, 0/428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1035 variables, 1/429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1035 variables, 0/429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 73/1108 variables, 69/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1108 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 7/1115 variables, 4/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1115 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 3/1118 variables, 2/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1118 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1118 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1118/1118 variables, and 504 constraints, problems are : Problem set: 0 solved, 1 unsolved in 372 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 1018ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1115 ms.
Support contains 1 out of 425 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Applied a total of 0 rules in 49 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 425/425 places, 1228/1228 transitions.
RANDOM walk for 40007 steps (8 resets) in 110 ms. (360 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 3.3929e+10
Interrupted probabilistic random walk after 453317 steps, run timeout after 3001 ms. (steps per millisecond=151 ) properties seen :0 out of 1
Probabilistic random walk after 453317 steps, saw 277971 distinct states, run finished after 3001 ms. (steps per millisecond=151 ) properties seen :0
[2024-05-23 20:08:17] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:08:17] [INFO ] Invariant cache hit.
[2024-05-23 20:08:17] [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) 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) 7/10 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 349/359 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/359 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/359 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 10/369 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/369 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/369 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 604/973 variables, 338/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/973 variables, 74/427 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/973 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1035 variables, 1/428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1035 variables, 0/428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 73/1108 variables, 69/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1108 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (OVERLAPS) 7/1115 variables, 4/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1115 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 3/1118 variables, 2/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1118 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1118 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1118/1118 variables, and 503 constraints, problems are : Problem set: 0 solved, 1 unsolved in 991 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) 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) 7/10 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 349/359 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/359 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/359 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/359 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 10/369 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/369 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/369 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 604/973 variables, 338/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/973 variables, 74/428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/973 variables, 0/428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1035 variables, 1/429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1035 variables, 0/429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 73/1108 variables, 69/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1108 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 7/1115 variables, 4/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1115 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 3/1118 variables, 2/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1118 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1118 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1118/1118 variables, and 504 constraints, problems are : Problem set: 0 solved, 1 unsolved in 916 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 1930ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1281 ms.
Support contains 1 out of 425 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Applied a total of 0 rules in 41 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 425/425 places, 1228/1228 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 425/425 places, 1228/1228 transitions.
Applied a total of 0 rules in 40 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
[2024-05-23 20:08:20] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:08:20] [INFO ] Invariant cache hit.
[2024-05-23 20:08:22] [INFO ] Implicit Places using invariants in 2062 ms returned []
[2024-05-23 20:08:22] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:08:22] [INFO ] Invariant cache hit.
[2024-05-23 20:08:22] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:08:23] [INFO ] Implicit Places using invariants and state equation in 1226 ms returned []
Implicit Place search using SMT with State Equation took 3289 ms to find 0 implicit places.
[2024-05-23 20:08:23] [INFO ] Redundant transitions in 22 ms returned []
Running 1226 sub problems to find dead transitions.
[2024-05-23 20:08:23] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2024-05-23 20:08:23] [INFO ] Invariant cache hit.
[2024-05-23 20:08:23] [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, 1226 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.3929e+10 after 4.52909e+17
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 2 (OVERLAPS) 693/1118 variables, 425/428 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
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(s312 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1118 variables, 75/503 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1118/1118 variables, and 503 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 425/425 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1226 unsolved
Detected timeout of ITS tools.
[2024-05-23 20:08:59] [INFO ] Flatten gal took : 24 ms
[2024-05-23 20:08:59] [INFO ] Applying decomposition
[2024-05-23 20:08:59] [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/graph1645504671590752310.txt' '-o' '/tmp/graph1645504671590752310.bin' '-w' '/tmp/graph1645504671590752310.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph1645504671590752310.bin' '-l' '-1' '-v' '-w' '/tmp/graph1645504671590752310.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:08:59] [INFO ] Decomposing Gal with order
[2024-05-23 20:08:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:08:59] [INFO ] Removed a total of 2107 redundant transitions.
[2024-05-23 20:08:59] [INFO ] Flatten gal took : 88 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
[2024-05-23 20:08:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 876 labels/synchronizations in 66 ms.
[2024-05-23 20:08:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18107645075346960356.gal : 14 ms
[2024-05-23 20:08:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9113707788375723962.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/ReachabilityCardinality18107645075346960356.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9113707788375723962.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/ReachabilityCardinality9113707788375723962.prop.
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 2 (OVERLAPS) 693/1118 variables, 425/428 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1118 variables, 75/503 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1118 variables, 1226/1729 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1118/1118 variables, and 1729 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 425/425 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 0/0 constraints]
After SMT, in 64841ms problems are : Problem set: 0 solved, 1226 unsolved
Search for dead transitions found 0 dead transitions in 64852ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68214 ms. Remains : 425/425 places, 1228/1228 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 535 transitions
Reduce isomorphic transitions removed 535 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 0 with 548 rules applied. Total rules applied 548 place count 425 transition count 680
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 1 with 13 rules applied. Total rules applied 561 place count 412 transition count 680
Performed 72 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 72 Pre rules applied. Total rules applied 561 place count 412 transition count 608
Deduced a syphon composed of 72 places in 0 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 705 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 961 place count 212 transition count 480
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1025 place count 148 transition count 352
Iterating global reduction 2 with 64 rules applied. Total rules applied 1089 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 1090 place count 148 transition count 351
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1153 place count 85 transition count 225
Iterating global reduction 3 with 63 rules applied. Total rules applied 1216 place count 85 transition count 225
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1279 place count 22 transition count 99
Iterating global reduction 3 with 63 rules applied. Total rules applied 1342 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 1405 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 1405 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 1407 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 1409 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 1411 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 1414 place count 19 transition count 31
Applied a total of 1414 rules in 25 ms. Remains 19 /425 variables (removed 406) and now considering 31/1228 (removed 1197) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 31 rows 19 cols
[2024-05-23 20:09:28] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 20:09:28] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 20:09:28] [INFO ] After 8ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 20:09:28] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 20:09:28] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 20:09:28] [INFO ] After 36ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 20:09:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 20:09:28] [INFO ] After 9ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 20:09:28] [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 20:09:28] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:09:28] [INFO ] After 33ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:09:28] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:09:28] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:09:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10749667277222646124.gal : 0 ms
[2024-05-23 20:09:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12074842909068115369.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/ReachabilityCardinality10749667277222646124.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12074842909068115369.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/ReachabilityCardinality12074842909068115369.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 188231
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :188231 after 9.48316e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :9.48316e+07 after 2.78362e+08
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.78362e+08 after 6.45066e+08
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :6.45066e+08 after 1.37812e+09
Detected timeout of ITS tools.
[2024-05-23 20:09:43] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:09:43] [INFO ] Applying decomposition
[2024-05-23 20:09:43] [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/graph1765560480412079832.txt' '-o' '/tmp/graph1765560480412079832.bin' '-w' '/tmp/graph1765560480412079832.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph1765560480412079832.bin' '-l' '-1' '-v' '-w' '/tmp/graph1765560480412079832.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:09:43] [INFO ] Decomposing Gal with order
[2024-05-23 20:09:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:09:43] [INFO ] Removed a total of 30 redundant transitions.
[2024-05-23 20:09:43] [INFO ] Flatten gal took : 2 ms
[2024-05-23 20:09:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 1 ms.
[2024-05-23 20:09:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6636760142806508308.gal : 1 ms
[2024-05-23 20:09:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality760132568175568176.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/ReachabilityCardinality6636760142806508308.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality760132568175568176.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/ReachabilityCardinality760132568175568176.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30162 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[135] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c128-UpperBounds-04 in 335046 ms.
Starting property specific reduction for FunctionPointer-PT-c128-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 20:09:58] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
// Phase 1: matrix 762 rows 467 cols
[2024-05-23 20:09:58] [INFO ] Computed 3 invariants in 10 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 24 ms. (400 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[6] Max Struct:[+inf]
[2024-05-23 20:09:58] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 20:09:58] [INFO ] Invariant cache hit.
[2024-05-23 20:09:58] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:09:59] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2024-05-23 20:09:59] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 20:09:59] [INFO ] [Real]Added 91 Read/Feed constraints in 29 ms returned sat
[2024-05-23 20:09:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:09:59] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:09:59] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2024-05-23 20:09:59] [INFO ] [Nat]Added 91 Read/Feed constraints in 57 ms returned sat
[2024-05-23 20:09:59] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 73 ms.
[2024-05-23 20:09:59] [INFO ] Added : 5 causal constraints over 3 iterations in 246 ms. Result :sat
Minimization took 302 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 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 461 transition count 1312
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 461 transition count 1312
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 16 place count 461 transition count 1308
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 22 place count 455 transition count 1296
Iterating global reduction 1 with 6 rules applied. Total rules applied 28 place count 455 transition count 1296
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 33 place count 450 transition count 1280
Iterating global reduction 1 with 5 rules applied. Total rules applied 38 place count 450 transition count 1280
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 42 place count 446 transition count 1272
Iterating global reduction 1 with 4 rules applied. Total rules applied 46 place count 446 transition count 1272
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 50 place count 442 transition count 1264
Iterating global reduction 1 with 4 rules applied. Total rules applied 54 place count 442 transition count 1264
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 58 place count 438 transition count 1254
Iterating global reduction 1 with 4 rules applied. Total rules applied 62 place count 438 transition count 1254
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 66 place count 434 transition count 1246
Iterating global reduction 1 with 4 rules applied. Total rules applied 70 place count 434 transition count 1246
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 74 place count 430 transition count 1238
Iterating global reduction 1 with 4 rules applied. Total rules applied 78 place count 430 transition count 1238
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 82 place count 426 transition count 1230
Iterating global reduction 1 with 4 rules applied. Total rules applied 86 place count 426 transition count 1230
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 87 place count 425 transition count 1228
Iterating global reduction 1 with 1 rules applied. Total rules applied 88 place count 425 transition count 1228
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 89 place count 424 transition count 1226
Iterating global reduction 1 with 1 rules applied. Total rules applied 90 place count 424 transition count 1226
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 91 place count 423 transition count 1224
Iterating global reduction 1 with 1 rules applied. Total rules applied 92 place count 423 transition count 1224
Applied a total of 92 rules in 143 ms. Remains 423 /467 variables (removed 44) and now considering 1224/1324 (removed 100) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 143 ms. Remains : 423/467 places, 1224/1324 transitions.
[2024-05-23 20:10:00] [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 1 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 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[6] Max Struct:[+inf]
[2024-05-23 20:10:00] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
// Phase 1: matrix 691 rows 423 cols
[2024-05-23 20:10:00] [INFO ] Computed 3 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[6] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2033 ms. (491 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1555 ms. (642 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[130] Max Struct:[+inf]
[2024-05-23 20:10:04] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:10:04] [INFO ] Invariant cache hit.
[2024-05-23 20:10:04] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:10:04] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2024-05-23 20:10:04] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:10:04] [INFO ] [Real]Added 75 Read/Feed constraints in 32 ms returned sat
[2024-05-23 20:10:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:10:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:10:04] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 20:10:04] [INFO ] [Nat]Added 75 Read/Feed constraints in 27 ms returned sat
[2024-05-23 20:10:04] [INFO ] Deduced a trap composed of 113 places in 219 ms of which 3 ms to minimize.
[2024-05-23 20:10:05] [INFO ] Deduced a trap composed of 90 places in 198 ms of which 3 ms to minimize.
[2024-05-23 20:10:05] [INFO ] Deduced a trap composed of 78 places in 190 ms of which 3 ms to minimize.
[2024-05-23 20:10:05] [INFO ] Deduced a trap composed of 73 places in 191 ms of which 2 ms to minimize.
[2024-05-23 20:10:05] [INFO ] Deduced a trap composed of 71 places in 199 ms of which 3 ms to minimize.
[2024-05-23 20:10:05] [INFO ] Deduced a trap composed of 70 places in 197 ms of which 2 ms to minimize.
[2024-05-23 20:10:06] [INFO ] Deduced a trap composed of 77 places in 201 ms of which 3 ms to minimize.
[2024-05-23 20:10:06] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1571 ms
[2024-05-23 20:10:06] [INFO ] Computed and/alt/rep : 339/1255/332 causal constraints (skipped 357 transitions) in 57 ms.
[2024-05-23 20:10:06] [INFO ] Added : 22 causal constraints over 5 iterations in 304 ms. Result :sat
Minimization took 256 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[130] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[130] 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 40 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 40 ms. Remains : 423/423 places, 1224/1224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 423/423 places, 1224/1224 transitions.
Applied a total of 0 rules in 40 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2024-05-23 20:10:07] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:10:07] [INFO ] Invariant cache hit.
[2024-05-23 20:10:08] [INFO ] Implicit Places using invariants in 292 ms returned []
[2024-05-23 20:10:08] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:10:08] [INFO ] Invariant cache hit.
[2024-05-23 20:10:08] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:10:09] [INFO ] Implicit Places using invariants and state equation in 1109 ms returned []
Implicit Place search using SMT with State Equation took 1423 ms to find 0 implicit places.
[2024-05-23 20:10:09] [INFO ] Redundant transitions in 15 ms returned []
Running 1222 sub problems to find dead transitions.
[2024-05-23 20:10:09] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:10:09] [INFO ] Invariant cache hit.
[2024-05-23 20:10:09] [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
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (OVERLAPS) 691/1114 variables, 423/426 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
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(s350 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1114 variables, 75/501 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1114/1114 variables, and 501 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (OVERLAPS) 691/1114 variables, 423/426 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1114 variables, 75/501 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1114 variables, 1222/1723 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1114/1114 variables, and 1723 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 0/0 constraints]
After SMT, in 64665ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 64676ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66161 ms. Remains : 423/423 places, 1224/1224 transitions.
[2024-05-23 20:11:13] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
Found an invariant !
This invariant on transitions {203=1, 297=1, 495=1, 686=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 346=1, 544=1, 687=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[130] Max Struct:[+inf]
[2024-05-23 20:11:14] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:11:14] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[130] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2206 ms. (453 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1637 ms. (610 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[130] Max Struct:[+inf]
[2024-05-23 20:11:18] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:11:18] [INFO ] Invariant cache hit.
[2024-05-23 20:11:18] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:11:18] [INFO ] [Real]Absence check using state equation in 135 ms returned sat
[2024-05-23 20:11:18] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:11:18] [INFO ] [Real]Added 75 Read/Feed constraints in 33 ms returned sat
[2024-05-23 20:11:18] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:11:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:11:18] [INFO ] [Nat]Absence check using state equation in 152 ms returned sat
[2024-05-23 20:11:18] [INFO ] [Nat]Added 75 Read/Feed constraints in 27 ms returned sat
[2024-05-23 20:11:18] [INFO ] Deduced a trap composed of 113 places in 196 ms of which 3 ms to minimize.
[2024-05-23 20:11:19] [INFO ] Deduced a trap composed of 90 places in 195 ms of which 3 ms to minimize.
[2024-05-23 20:11:19] [INFO ] Deduced a trap composed of 78 places in 206 ms of which 2 ms to minimize.
[2024-05-23 20:11:19] [INFO ] Deduced a trap composed of 73 places in 200 ms of which 2 ms to minimize.
[2024-05-23 20:11:19] [INFO ] Deduced a trap composed of 71 places in 204 ms of which 3 ms to minimize.
[2024-05-23 20:11:19] [INFO ] Deduced a trap composed of 70 places in 202 ms of which 3 ms to minimize.
[2024-05-23 20:11:20] [INFO ] Deduced a trap composed of 77 places in 190 ms of which 3 ms to minimize.
[2024-05-23 20:11:20] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1562 ms
[2024-05-23 20:11:20] [INFO ] Computed and/alt/rep : 339/1255/332 causal constraints (skipped 357 transitions) in 65 ms.
[2024-05-23 20:11:20] [INFO ] Added : 22 causal constraints over 5 iterations in 298 ms. Result :sat
Minimization took 250 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[130] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[130] 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 40 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 40 ms. Remains : 423/423 places, 1224/1224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 423/423 places, 1224/1224 transitions.
Applied a total of 0 rules in 40 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2024-05-23 20:11:21] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:11:21] [INFO ] Invariant cache hit.
[2024-05-23 20:11:22] [INFO ] Implicit Places using invariants in 285 ms returned []
[2024-05-23 20:11:22] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:11:22] [INFO ] Invariant cache hit.
[2024-05-23 20:11:22] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:11:23] [INFO ] Implicit Places using invariants and state equation in 1111 ms returned []
Implicit Place search using SMT with State Equation took 1435 ms to find 0 implicit places.
[2024-05-23 20:11:23] [INFO ] Redundant transitions in 15 ms returned []
Running 1222 sub problems to find dead transitions.
[2024-05-23 20:11:23] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:11:23] [INFO ] Invariant cache hit.
[2024-05-23 20:11:23] [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
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (OVERLAPS) 691/1114 variables, 423/426 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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(s422 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1114 variables, 75/501 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1114/1114 variables, and 501 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (OVERLAPS) 691/1114 variables, 423/426 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1114 variables, 75/501 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1114 variables, 1222/1723 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1114/1114 variables, and 1723 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 0/0 constraints]
After SMT, in 65269ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 65279ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66777 ms. Remains : 423/423 places, 1224/1224 transitions.
[2024-05-23 20:12:28] [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 1 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 69 ms. (steps per millisecond=144 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[130] Max Struct:[+inf]
RANDOM walk for 40000 steps (8 resets) in 127 ms. (312 steps per ms) remains 1/1 properties
[2024-05-23 20:12:28] [INFO ] Flatten gal took : 39 ms
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 1/1 properties
[2024-05-23 20:12:28] [INFO ] Flatten gal took : 32 ms
[2024-05-23 20:12:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1981709100588099151.gal : 5 ms
[2024-05-23 20:12:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10273771946935737519.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/ReachabilityCardinality1981709100588099151.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10273771946935737519.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/ReachabilityCardinality10273771946935737519.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1973
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1973 after 1.19798e+06
Interrupted probabilistic random walk after 513373 steps, run timeout after 3001 ms. (steps per millisecond=171 ) properties seen :0 out of 1
Probabilistic random walk after 513373 steps, saw 314794 distinct states, run finished after 3001 ms. (steps per millisecond=171 ) properties seen :0
[2024-05-23 20:12:31] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:12:31] [INFO ] Invariant cache hit.
[2024-05-23 20:12:31] [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 292 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 310 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 611ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 880 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 47 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 48 ms. Remains : 423/423 places, 1224/1224 transitions.
RANDOM walk for 40000 steps (8 resets) in 154 ms. (258 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.19798e+06 after 3.35877e+10
Interrupted probabilistic random walk after 502927 steps, run timeout after 3001 ms. (steps per millisecond=167 ) properties seen :0 out of 1
Probabilistic random walk after 502927 steps, saw 308390 distinct states, run finished after 3001 ms. (steps per millisecond=167 ) properties seen :0
[2024-05-23 20:12:36] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:12:36] [INFO ] Invariant cache hit.
[2024-05-23 20:12:36] [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 301 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 309 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 620ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 878 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 50 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2024-05-23 20:12:38] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:12:38] [INFO ] Invariant cache hit.
[2024-05-23 20:12:38] [INFO ] Implicit Places using invariants in 280 ms returned []
[2024-05-23 20:12:38] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:12:38] [INFO ] Invariant cache hit.
[2024-05-23 20:12:38] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:12:39] [INFO ] Implicit Places using invariants and state equation in 1114 ms returned []
Implicit Place search using SMT with State Equation took 1394 ms to find 0 implicit places.
[2024-05-23 20:12:39] [INFO ] Redundant transitions in 20 ms returned []
Running 1222 sub problems to find dead transitions.
[2024-05-23 20:12:39] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2024-05-23 20:12:39] [INFO ] Invariant cache hit.
[2024-05-23 20:12:39] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.35877e+10 after 4.41559e+17
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (OVERLAPS) 691/1114 variables, 423/426 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1114 variables, 75/501 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1114/1114 variables, and 501 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Detected timeout of ITS tools.
[2024-05-23 20:13:19] [INFO ] Flatten gal took : 31 ms
[2024-05-23 20:13:19] [INFO ] Applying decomposition
[2024-05-23 20:13:19] [INFO ] Flatten gal took : 30 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph1320319315613723814.txt' '-o' '/tmp/graph1320319315613723814.bin' '-w' '/tmp/graph1320319315613723814.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph1320319315613723814.bin' '-l' '-1' '-v' '-w' '/tmp/graph1320319315613723814.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:13:19] [INFO ] Decomposing Gal with order
[2024-05-23 20:13:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:13:19] [INFO ] Removed a total of 2100 redundant transitions.
[2024-05-23 20:13:19] [INFO ] Flatten gal took : 44 ms
[2024-05-23 20:13:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 871 labels/synchronizations in 20 ms.
[2024-05-23 20:13:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15474161721771497327.gal : 5 ms
[2024-05-23 20:13:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10070628803779850966.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/ReachabilityCardinality15474161721771497327.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10070628803779850966.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/ReachabilityCardinality10070628803779850966.prop.
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (OVERLAPS) 691/1114 variables, 423/426 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1114 variables, 75/501 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1114 variables, 1222/1723 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1114/1114 variables, and 1723 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 0/0 constraints]
After SMT, in 65298ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 65309ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66781 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 1 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 1 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 27 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 20:13:44] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 20:13:44] [INFO ] [Real]Absence check using 3 positive place invariants in 11 ms returned sat
[2024-05-23 20:13:45] [INFO ] After 280ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 20:13:45] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 20:13:45] [INFO ] After 47ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 20:13:45] [INFO ] After 491ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 20:13:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 20:13:45] [INFO ] After 8ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 20:13:45] [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 20:13:45] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:13:45] [INFO ] After 64ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:13:45] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:13:45] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:13:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5767174896237415733.gal : 1 ms
[2024-05-23 20:13:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9782265766865628025.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/ReachabilityCardinality5767174896237415733.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9782265766865628025.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/ReachabilityCardinality9782265766865628025.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 57539
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :57539 after 3.245e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :3.245e+06 after 3.70307e+08
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :3.70307e+08 after 1.10371e+09
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.10371e+09 after 2.56982e+09
Detected timeout of ITS tools.
[2024-05-23 20:14:00] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:14:00] [INFO ] Applying decomposition
[2024-05-23 20:14:00] [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/graph4718686242392563202.txt' '-o' '/tmp/graph4718686242392563202.bin' '-w' '/tmp/graph4718686242392563202.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph4718686242392563202.bin' '-l' '-1' '-v' '-w' '/tmp/graph4718686242392563202.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:14:00] [INFO ] Decomposing Gal with order
[2024-05-23 20:14:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:14:00] [INFO ] Removed a total of 30 redundant transitions.
[2024-05-23 20:14:00] [INFO ] Flatten gal took : 2 ms
[2024-05-23 20:14:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2024-05-23 20:14:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5943146602603616306.gal : 0 ms
[2024-05-23 20:14:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10295963089346565400.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/ReachabilityCardinality5943146602603616306.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10295963089346565400.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/ReachabilityCardinality10295963089346565400.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30686 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[130] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c128-UpperBounds-05 in 256670 ms.
Starting property specific reduction for FunctionPointer-PT-c128-UpperBounds-07
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 20:14:15] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
// Phase 1: matrix 762 rows 467 cols
[2024-05-23 20:14:15] [INFO ] Computed 3 invariants in 10 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10001 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 20:14:15] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 20:14:15] [INFO ] Invariant cache hit.
[2024-05-23 20:14:15] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 20:14:15] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 20:14:15] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 20:14:15] [INFO ] [Real]Added 91 Read/Feed constraints in 28 ms returned sat
[2024-05-23 20:14:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:14:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 20:14:16] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 20:14:16] [INFO ] [Nat]Added 91 Read/Feed constraints in 27 ms returned sat
[2024-05-23 20:14:16] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 85 ms.
[2024-05-23 20:14:16] [INFO ] Added : 9 causal constraints over 3 iterations in 261 ms. Result :sat
Minimization took 278 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 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 461 transition count 1312
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 461 transition count 1312
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 18 place count 461 transition count 1306
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 24 place count 455 transition count 1294
Iterating global reduction 1 with 6 rules applied. Total rules applied 30 place count 455 transition count 1294
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 35 place count 450 transition count 1280
Iterating global reduction 1 with 5 rules applied. Total rules applied 40 place count 450 transition count 1280
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 44 place count 446 transition count 1270
Iterating global reduction 1 with 4 rules applied. Total rules applied 48 place count 446 transition count 1270
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 52 place count 442 transition count 1262
Iterating global reduction 1 with 4 rules applied. Total rules applied 56 place count 442 transition count 1262
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 60 place count 438 transition count 1252
Iterating global reduction 1 with 4 rules applied. Total rules applied 64 place count 438 transition count 1252
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 68 place count 434 transition count 1244
Iterating global reduction 1 with 4 rules applied. Total rules applied 72 place count 434 transition count 1244
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 76 place count 430 transition count 1236
Iterating global reduction 1 with 4 rules applied. Total rules applied 80 place count 430 transition count 1236
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 84 place count 426 transition count 1228
Iterating global reduction 1 with 4 rules applied. Total rules applied 88 place count 426 transition count 1228
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 90 place count 424 transition count 1224
Iterating global reduction 1 with 2 rules applied. Total rules applied 92 place count 424 transition count 1224
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 93 place count 423 transition count 1222
Iterating global reduction 1 with 1 rules applied. Total rules applied 94 place count 423 transition count 1222
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 95 place count 422 transition count 1220
Iterating global reduction 1 with 1 rules applied. Total rules applied 96 place count 422 transition count 1220
Applied a total of 96 rules in 149 ms. Remains 422 /467 variables (removed 45) and now considering 1220/1324 (removed 104) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 422/467 places, 1220/1324 transitions.
[2024-05-23 20:14:16] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 20:14:17] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
// Phase 1: matrix 689 rows 422 cols
[2024-05-23 20:14:17] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2118 ms. (471 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1536 ms. (650 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[137] Max Struct:[+inf]
[2024-05-23 20:14:20] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:14:20] [INFO ] Invariant cache hit.
[2024-05-23 20:14:20] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 20:14:21] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2024-05-23 20:14:21] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:14:21] [INFO ] [Real]Added 75 Read/Feed constraints in 31 ms returned sat
[2024-05-23 20:14:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:14:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:14:21] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-23 20:14:21] [INFO ] [Nat]Added 75 Read/Feed constraints in 21 ms returned sat
[2024-05-23 20:14:21] [INFO ] Deduced a trap composed of 113 places in 209 ms of which 3 ms to minimize.
[2024-05-23 20:14:21] [INFO ] Deduced a trap composed of 109 places in 197 ms of which 2 ms to minimize.
[2024-05-23 20:14:21] [INFO ] Deduced a trap composed of 87 places in 196 ms of which 3 ms to minimize.
[2024-05-23 20:14:22] [INFO ] Deduced a trap composed of 85 places in 196 ms of which 2 ms to minimize.
[2024-05-23 20:14:22] [INFO ] Deduced a trap composed of 76 places in 196 ms of which 2 ms to minimize.
[2024-05-23 20:14:22] [INFO ] Deduced a trap composed of 70 places in 196 ms of which 3 ms to minimize.
[2024-05-23 20:14:22] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1341 ms
[2024-05-23 20:14:22] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 63 ms.
[2024-05-23 20:14:22] [INFO ] Added : 12 causal constraints over 4 iterations in 301 ms. Result :sat
Minimization took 260 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[137] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[137] Max Struct:[+inf]
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 39 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 42 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 20:14:23] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:14:23] [INFO ] Invariant cache hit.
[2024-05-23 20:14:23] [INFO ] Implicit Places using invariants in 273 ms returned []
[2024-05-23 20:14:23] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:14:23] [INFO ] Invariant cache hit.
[2024-05-23 20:14:24] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:14:25] [INFO ] Implicit Places using invariants and state equation in 1242 ms returned []
Implicit Place search using SMT with State Equation took 1516 ms to find 0 implicit places.
[2024-05-23 20:14:25] [INFO ] Redundant transitions in 18 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 20:14:25] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:14:25] [INFO ] Invariant cache hit.
[2024-05-23 20:14:25] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 1218/1718 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 1718 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
After SMT, in 64686ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 64697ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66280 ms. Remains : 422/422 places, 1220/1220 transitions.
[2024-05-23 20:15:29] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[137] Max Struct:[+inf]
[2024-05-23 20:15:30] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:15:30] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[137] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2054 ms. (486 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1576 ms. (634 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[159] Max Struct:[+inf]
[2024-05-23 20:15:33] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:15:33] [INFO ] Invariant cache hit.
[2024-05-23 20:15:33] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:15:34] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2024-05-23 20:15:34] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:15:34] [INFO ] [Real]Added 75 Read/Feed constraints in 29 ms returned sat
[2024-05-23 20:15:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:15:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:15:34] [INFO ] [Nat]Absence check using state equation in 242 ms returned sat
[2024-05-23 20:15:34] [INFO ] [Nat]Added 75 Read/Feed constraints in 21 ms returned sat
[2024-05-23 20:15:34] [INFO ] Deduced a trap composed of 113 places in 200 ms of which 3 ms to minimize.
[2024-05-23 20:15:34] [INFO ] Deduced a trap composed of 109 places in 208 ms of which 3 ms to minimize.
[2024-05-23 20:15:35] [INFO ] Deduced a trap composed of 87 places in 203 ms of which 3 ms to minimize.
[2024-05-23 20:15:35] [INFO ] Deduced a trap composed of 85 places in 199 ms of which 2 ms to minimize.
[2024-05-23 20:15:35] [INFO ] Deduced a trap composed of 76 places in 209 ms of which 3 ms to minimize.
[2024-05-23 20:15:35] [INFO ] Deduced a trap composed of 70 places in 206 ms of which 3 ms to minimize.
[2024-05-23 20:15:35] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1380 ms
[2024-05-23 20:15:35] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 64 ms.
[2024-05-23 20:15:36] [INFO ] Added : 12 causal constraints over 4 iterations in 331 ms. Result :sat
Minimization took 278 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[159] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[159] Max Struct:[+inf]
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 40 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 42 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 20:15:36] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:15:36] [INFO ] Invariant cache hit.
[2024-05-23 20:15:37] [INFO ] Implicit Places using invariants in 295 ms returned []
[2024-05-23 20:15:37] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:15:37] [INFO ] Invariant cache hit.
[2024-05-23 20:15:37] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:15:38] [INFO ] Implicit Places using invariants and state equation in 1194 ms returned []
Implicit Place search using SMT with State Equation took 1510 ms to find 0 implicit places.
[2024-05-23 20:15:38] [INFO ] Redundant transitions in 15 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 20:15:38] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:15:38] [INFO ] Invariant cache hit.
[2024-05-23 20:15:38] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 1218/1718 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 1718 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
After SMT, in 65527ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 65539ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67129 ms. Remains : 422/422 places, 1220/1220 transitions.
[2024-05-23 20:16:44] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[159] Max Struct:[+inf]
[2024-05-23 20:16:44] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:16:44] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[159] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2175 ms. (459 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1720 ms. (581 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[159] Max Struct:[+inf]
[2024-05-23 20:16:48] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:16:48] [INFO ] Invariant cache hit.
[2024-05-23 20:16:48] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:16:48] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-23 20:16:48] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:16:48] [INFO ] [Real]Added 75 Read/Feed constraints in 29 ms returned sat
[2024-05-23 20:16:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:16:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:16:48] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2024-05-23 20:16:48] [INFO ] [Nat]Added 75 Read/Feed constraints in 22 ms returned sat
[2024-05-23 20:16:48] [INFO ] Deduced a trap composed of 113 places in 197 ms of which 3 ms to minimize.
[2024-05-23 20:16:49] [INFO ] Deduced a trap composed of 109 places in 189 ms of which 4 ms to minimize.
[2024-05-23 20:16:49] [INFO ] Deduced a trap composed of 87 places in 190 ms of which 3 ms to minimize.
[2024-05-23 20:16:49] [INFO ] Deduced a trap composed of 85 places in 184 ms of which 3 ms to minimize.
[2024-05-23 20:16:49] [INFO ] Deduced a trap composed of 76 places in 184 ms of which 3 ms to minimize.
[2024-05-23 20:16:50] [INFO ] Deduced a trap composed of 70 places in 189 ms of which 3 ms to minimize.
[2024-05-23 20:16:50] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1290 ms
[2024-05-23 20:16:50] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 86 ms.
[2024-05-23 20:16:50] [INFO ] Added : 12 causal constraints over 4 iterations in 334 ms. Result :sat
Minimization took 264 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[159] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[159] Max Struct:[+inf]
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 43 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 53 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 20:16:51] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:16:51] [INFO ] Invariant cache hit.
[2024-05-23 20:16:51] [INFO ] Implicit Places using invariants in 288 ms returned []
[2024-05-23 20:16:51] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:16:51] [INFO ] Invariant cache hit.
[2024-05-23 20:16:51] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:16:52] [INFO ] Implicit Places using invariants and state equation in 1165 ms returned []
Implicit Place search using SMT with State Equation took 1456 ms to find 0 implicit places.
[2024-05-23 20:16:52] [INFO ] Redundant transitions in 19 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 20:16:52] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:16:52] [INFO ] Invariant cache hit.
[2024-05-23 20:16:52] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 1.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 1.0)
(s15 1.0)
(s16 1.0)
(s17 1.0)
(s18 1.0)
(s19 1.0)
(s20 0.0)
(s21 0.0)
(s22 1.0)
(s23 1.0)
(s24 1.0)
(s25 1.0)
(s26 1.0)
(s27 1.0)
(s28 1.0)
(s29 1.0)
(s30 1.0)
(s31 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 1218/1718 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 1718 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
After SMT, in 65122ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 65133ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66668 ms. Remains : 422/422 places, 1220/1220 transitions.
[2024-05-23 20:17:57] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[159] Max Struct:[+inf]
[2024-05-23 20:17:58] [INFO ] Flatten gal took : 41 ms
RANDOM walk for 40000 steps (8 resets) in 130 ms. (305 steps per ms) remains 1/1 properties
[2024-05-23 20:17:58] [INFO ] Flatten gal took : 26 ms
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
[2024-05-23 20:17:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6583265598879239029.gal : 44 ms
[2024-05-23 20:17:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3931700819855165380.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/ReachabilityCardinality6583265598879239029.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3931700819855165380.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/ReachabilityCardinality3931700819855165380.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 500571 steps, run timeout after 3001 ms. (steps per millisecond=166 ) properties seen :0 out of 1
Probabilistic random walk after 500571 steps, saw 306945 distinct states, run finished after 3001 ms. (steps per millisecond=166 ) properties seen :0
[2024-05-23 20:18:01] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:18:01] [INFO ] Invariant cache hit.
[2024-05-23 20:18:01] [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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 7/384 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/384 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 600/984 variables, 335/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/984 variables, 73/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/1046 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1046 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 65/1111 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 328 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/377 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 7/384 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/384 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 600/984 variables, 335/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 73/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/984 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/1046 variables, 1/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1046 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 65/1111 variables, 66/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 501 constraints, problems are : Problem set: 0 solved, 1 unsolved in 505 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 862ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 329 ms.
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 39 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 422/422 places, 1220/1220 transitions.
RANDOM walk for 40000 steps (8 resets) in 124 ms. (320 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.24464e+06 after 3.74714e+10
Interrupted probabilistic random walk after 544033 steps, run timeout after 3001 ms. (steps per millisecond=181 ) properties seen :0 out of 1
Probabilistic random walk after 544033 steps, saw 333595 distinct states, run finished after 3001 ms. (steps per millisecond=181 ) properties seen :0
[2024-05-23 20:18:05] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:18:05] [INFO ] Invariant cache hit.
[2024-05-23 20:18:05] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 7/384 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/384 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 600/984 variables, 335/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/984 variables, 73/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/1046 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1046 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 65/1111 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 309 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/377 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 7/384 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/384 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 600/984 variables, 335/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 73/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/984 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/1046 variables, 1/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1046 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 65/1111 variables, 66/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 501 constraints, problems are : Problem set: 0 solved, 1 unsolved in 352 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 686ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 342 ms.
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 40 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 40 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 20:18:06] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:18:06] [INFO ] Invariant cache hit.
[2024-05-23 20:18:06] [INFO ] Implicit Places using invariants in 302 ms returned []
[2024-05-23 20:18:06] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:18:06] [INFO ] Invariant cache hit.
[2024-05-23 20:18:07] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:18:08] [INFO ] Implicit Places using invariants and state equation in 1557 ms returned []
Implicit Place search using SMT with State Equation took 1866 ms to find 0 implicit places.
[2024-05-23 20:18:08] [INFO ] Redundant transitions in 16 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 20:18:08] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:18:08] [INFO ] Invariant cache hit.
[2024-05-23 20:18:08] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80652e+17
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Detected timeout of ITS tools.
[2024-05-23 20:18:48] [INFO ] Flatten gal took : 26 ms
[2024-05-23 20:18:48] [INFO ] Applying decomposition
[2024-05-23 20:18:48] [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/graph2462990991067785291.txt' '-o' '/tmp/graph2462990991067785291.bin' '-w' '/tmp/graph2462990991067785291.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph2462990991067785291.bin' '-l' '-1' '-v' '-w' '/tmp/graph2462990991067785291.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:18:48] [INFO ] Decomposing Gal with order
[2024-05-23 20:18:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:18:48] [INFO ] Removed a total of 2085 redundant transitions.
[2024-05-23 20:18:48] [INFO ] Flatten gal took : 59 ms
[2024-05-23 20:18:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 881 labels/synchronizations in 36 ms.
[2024-05-23 20:18:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7534346493922132870.gal : 38 ms
[2024-05-23 20:18:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16797045247456711488.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/ReachabilityCardinality7534346493922132870.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16797045247456711488.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/ReachabilityCardinality16797045247456711488.prop.
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 1218/1718 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 1718 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
After SMT, in 65063ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 65074ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67016 ms. Remains : 422/422 places, 1220/1220 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 531 transitions
Reduce isomorphic transitions removed 531 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 541 rules applied. Total rules applied 541 place count 422 transition count 679
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 551 place count 412 transition count 679
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 551 place count 412 transition count 606
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 697 place count 339 transition count 606
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 2 with 254 rules applied. Total rules applied 951 place count 212 transition count 479
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1015 place count 148 transition count 351
Iterating global reduction 2 with 64 rules applied. Total rules applied 1079 place count 148 transition count 351
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1080 place count 148 transition count 350
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1143 place count 85 transition count 224
Iterating global reduction 3 with 63 rules applied. Total rules applied 1206 place count 85 transition count 224
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1269 place count 22 transition count 98
Iterating global reduction 3 with 63 rules applied. Total rules applied 1332 place count 22 transition count 98
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1395 place count 22 transition count 35
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1395 place count 22 transition count 34
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1397 place count 21 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1399 place count 20 transition count 33
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1401 place count 19 transition count 33
Applied a total of 1401 rules in 21 ms. Remains 19 /422 variables (removed 403) and now considering 33/1220 (removed 1187) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 33 rows 19 cols
[2024-05-23 20:19:13] [INFO ] Computed 3 invariants in 1 ms
[2024-05-23 20:19:13] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 20:19:13] [INFO ] After 8ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 20:19:13] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 20:19:13] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 20:19:13] [INFO ] After 47ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 20:19:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 20:19:13] [INFO ] After 9ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 20:19:13] [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 20:19:13] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:19:13] [INFO ] After 56ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:19:13] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:19:13] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:19:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12853476487953797178.gal : 2 ms
[2024-05-23 20:19:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality101362568810174496.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/ReachabilityCardinality12853476487953797178.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality101362568810174496.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/ReachabilityCardinality101362568810174496.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 188231
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :188231 after 9.48316e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :9.48316e+07 after 2.78362e+08
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.78362e+08 after 6.45066e+08
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :6.45066e+08 after 1.37812e+09
Detected timeout of ITS tools.
[2024-05-23 20:19:28] [INFO ] Flatten gal took : 2 ms
[2024-05-23 20:19:28] [INFO ] Applying decomposition
[2024-05-23 20:19:28] [INFO ] Flatten gal took : 2 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/graph2274728022011344418.txt' '-o' '/tmp/graph2274728022011344418.bin' '-w' '/tmp/graph2274728022011344418.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph2274728022011344418.bin' '-l' '-1' '-v' '-w' '/tmp/graph2274728022011344418.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:19:28] [INFO ] Decomposing Gal with order
[2024-05-23 20:19:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:19:28] [INFO ] Removed a total of 36 redundant transitions.
[2024-05-23 20:19:28] [INFO ] Flatten gal took : 2 ms
[2024-05-23 20:19:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2024-05-23 20:19:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8528354575390030472.gal : 0 ms
[2024-05-23 20:19:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8770187967087498143.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/ReachabilityCardinality8528354575390030472.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8770187967087498143.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/ReachabilityCardinality8770187967087498143.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30204 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[159] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c128-UpperBounds-07 in 328284 ms.
Starting property specific reduction for FunctionPointer-PT-c128-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 20:19:43] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
// Phase 1: matrix 762 rows 467 cols
[2024-05-23 20:19:43] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10002 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:[7] Max Struct:[+inf]
[2024-05-23 20:19:43] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 20:19:43] [INFO ] Invariant cache hit.
[2024-05-23 20:19:43] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:19:44] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2024-05-23 20:19:44] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 20:19:44] [INFO ] [Real]Added 91 Read/Feed constraints in 29 ms returned sat
[2024-05-23 20:19:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:19:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 20:19:44] [INFO ] [Nat]Absence check using state equation in 145 ms returned sat
[2024-05-23 20:19:44] [INFO ] [Nat]Added 91 Read/Feed constraints in 62 ms returned sat
[2024-05-23 20:19:44] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 74 ms.
[2024-05-23 20:19:44] [INFO ] Added : 1 causal constraints over 1 iterations in 162 ms. Result :sat
Minimization took 288 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[7] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[7] Max Struct:[+inf]
Support contains 1 out of 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 461 transition count 1312
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 461 transition count 1312
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 16 place count 461 transition count 1308
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 22 place count 455 transition count 1296
Iterating global reduction 1 with 6 rules applied. Total rules applied 28 place count 455 transition count 1296
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 34 place count 449 transition count 1278
Iterating global reduction 1 with 6 rules applied. Total rules applied 40 place count 449 transition count 1278
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 45 place count 444 transition count 1266
Iterating global reduction 1 with 5 rules applied. Total rules applied 50 place count 444 transition count 1266
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 55 place count 439 transition count 1256
Iterating global reduction 1 with 5 rules applied. Total rules applied 60 place count 439 transition count 1256
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 65 place count 434 transition count 1244
Iterating global reduction 1 with 5 rules applied. Total rules applied 70 place count 434 transition count 1244
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 75 place count 429 transition count 1234
Iterating global reduction 1 with 5 rules applied. Total rules applied 80 place count 429 transition count 1234
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 85 place count 424 transition count 1224
Iterating global reduction 1 with 5 rules applied. Total rules applied 90 place count 424 transition count 1224
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 95 place count 419 transition count 1214
Iterating global reduction 1 with 5 rules applied. Total rules applied 100 place count 419 transition count 1214
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 102 place count 417 transition count 1210
Iterating global reduction 1 with 2 rules applied. Total rules applied 104 place count 417 transition count 1210
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 105 place count 416 transition count 1208
Iterating global reduction 1 with 1 rules applied. Total rules applied 106 place count 416 transition count 1208
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 107 place count 415 transition count 1206
Iterating global reduction 1 with 1 rules applied. Total rules applied 108 place count 415 transition count 1206
Applied a total of 108 rules in 131 ms. Remains 415 /467 variables (removed 52) and now considering 1206/1324 (removed 118) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131 ms. Remains : 415/467 places, 1206/1324 transitions.
[2024-05-23 20:19:45] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
Found an invariant !
This invariant on transitions {228=1, 256=1, 259=1, 315=1, 512=1, 675=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 339=1, 664=1, 678=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[7] Max Struct:[+inf]
[2024-05-23 20:19:45] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
// Phase 1: matrix 680 rows 415 cols
[2024-05-23 20:19:45] [INFO ] Computed 3 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[7] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 2018 ms. (495 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1491 ms. (670 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[525] Max Struct:[+inf]
[2024-05-23 20:19:49] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:19:49] [INFO ] Invariant cache hit.
[2024-05-23 20:19:49] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:19:49] [INFO ] [Real]Absence check using state equation in 128 ms returned sat
[2024-05-23 20:19:49] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 20:19:49] [INFO ] [Real]Added 74 Read/Feed constraints in 34 ms returned sat
[2024-05-23 20:19:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:19:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:19:49] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2024-05-23 20:19:49] [INFO ] [Nat]Added 74 Read/Feed constraints in 28 ms returned sat
[2024-05-23 20:19:49] [INFO ] Deduced a trap composed of 71 places in 196 ms of which 3 ms to minimize.
[2024-05-23 20:19:49] [INFO ] Deduced a trap composed of 73 places in 174 ms of which 2 ms to minimize.
[2024-05-23 20:19:49] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 435 ms
[2024-05-23 20:19:50] [INFO ] Computed and/alt/rep : 333/1252/331 causal constraints (skipped 347 transitions) in 70 ms.
[2024-05-23 20:19:50] [INFO ] Deduced a trap composed of 220 places in 174 ms of which 2 ms to minimize.
[2024-05-23 20:19:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 235 ms
[2024-05-23 20:19:50] [INFO ] Added : 6 causal constraints over 3 iterations in 493 ms. Result :sat
Minimization took 244 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[525] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[525] Max Struct:[+inf]
Support contains 1 out of 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 41 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 415/415 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 41 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-23 20:19:53] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:19:53] [INFO ] Invariant cache hit.
[2024-05-23 20:19:53] [INFO ] Implicit Places using invariants in 274 ms returned []
[2024-05-23 20:19:53] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:19:53] [INFO ] Invariant cache hit.
[2024-05-23 20:19:54] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 20:19:54] [INFO ] Implicit Places using invariants and state equation in 1180 ms returned []
Implicit Place search using SMT with State Equation took 1455 ms to find 0 implicit places.
[2024-05-23 20:19:55] [INFO ] Redundant transitions in 21 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-23 20:19:55] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:19:55] [INFO ] Invariant cache hit.
[2024-05-23 20:19:55] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/415 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 680/1095 variables, 415/418 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1095 variables, 74/492 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1095/1095 variables, and 492 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/415 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 680/1095 variables, 415/418 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1095 variables, 74/492 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1095 variables, 1204/1696 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1095/1095 variables, and 1696 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
After SMT, in 64707ms problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 64719ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66247 ms. Remains : 415/415 places, 1206/1206 transitions.
[2024-05-23 20:20:59] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
Found an invariant !
This invariant on transitions {228=1, 256=1, 259=1, 315=1, 512=1, 675=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 339=1, 664=1, 678=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[525] Max Struct:[+inf]
[2024-05-23 20:21:00] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:21:00] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[525] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2025 ms. (493 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1543 ms. (647 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[584] Max Struct:[+inf]
[2024-05-23 20:21:03] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:21:03] [INFO ] Invariant cache hit.
[2024-05-23 20:21:03] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:21:03] [INFO ] [Real]Absence check using state equation in 136 ms returned sat
[2024-05-23 20:21:03] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 20:21:04] [INFO ] [Real]Added 74 Read/Feed constraints in 33 ms returned sat
[2024-05-23 20:21:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:21:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:21:04] [INFO ] [Nat]Absence check using state equation in 134 ms returned sat
[2024-05-23 20:21:04] [INFO ] [Nat]Added 74 Read/Feed constraints in 28 ms returned sat
[2024-05-23 20:21:04] [INFO ] Deduced a trap composed of 71 places in 187 ms of which 3 ms to minimize.
[2024-05-23 20:21:04] [INFO ] Deduced a trap composed of 73 places in 191 ms of which 3 ms to minimize.
[2024-05-23 20:21:04] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 444 ms
[2024-05-23 20:21:04] [INFO ] Computed and/alt/rep : 333/1252/331 causal constraints (skipped 347 transitions) in 73 ms.
[2024-05-23 20:21:05] [INFO ] Deduced a trap composed of 220 places in 179 ms of which 3 ms to minimize.
[2024-05-23 20:21:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 235 ms
[2024-05-23 20:21:05] [INFO ] Added : 6 causal constraints over 3 iterations in 509 ms. Result :sat
Minimization took 253 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 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 41 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 415/415 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 52 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-23 20:21:08] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:21:08] [INFO ] Invariant cache hit.
[2024-05-23 20:21:08] [INFO ] Implicit Places using invariants in 287 ms returned []
[2024-05-23 20:21:08] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:21:08] [INFO ] Invariant cache hit.
[2024-05-23 20:21:09] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 20:21:10] [INFO ] Implicit Places using invariants and state equation in 1198 ms returned []
Implicit Place search using SMT with State Equation took 1487 ms to find 0 implicit places.
[2024-05-23 20:21:10] [INFO ] Redundant transitions in 21 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-23 20:21:10] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:21:10] [INFO ] Invariant cache hit.
[2024-05-23 20:21:10] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/415 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 680/1095 variables, 415/418 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/1095 variables, 74/492 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1095/1095 variables, and 492 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/415 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 680/1095 variables, 415/418 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1095 variables, 74/492 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1095 variables, 1204/1696 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1095/1095 variables, and 1696 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
After SMT, in 64839ms problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 64852ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66422 ms. Remains : 415/415 places, 1206/1206 transitions.
[2024-05-23 20:22:14] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
Found an invariant !
This invariant on transitions {228=1, 256=1, 259=1, 315=1, 512=1, 675=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 339=1, 664=1, 678=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[584] Max Struct:[+inf]
[2024-05-23 20:22:15] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:22:15] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[584] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2059 ms. (485 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1502 ms. (665 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[584] Max Struct:[+inf]
[2024-05-23 20:22:18] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:22:18] [INFO ] Invariant cache hit.
[2024-05-23 20:22:19] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:22:19] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2024-05-23 20:22:19] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 20:22:19] [INFO ] [Real]Added 74 Read/Feed constraints in 35 ms returned sat
[2024-05-23 20:22:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:22:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:22:19] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2024-05-23 20:22:19] [INFO ] [Nat]Added 74 Read/Feed constraints in 27 ms returned sat
[2024-05-23 20:22:19] [INFO ] Deduced a trap composed of 71 places in 201 ms of which 2 ms to minimize.
[2024-05-23 20:22:19] [INFO ] Deduced a trap composed of 73 places in 204 ms of which 2 ms to minimize.
[2024-05-23 20:22:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 478 ms
[2024-05-23 20:22:20] [INFO ] Computed and/alt/rep : 333/1252/331 causal constraints (skipped 347 transitions) in 79 ms.
[2024-05-23 20:22:20] [INFO ] Deduced a trap composed of 220 places in 182 ms of which 4 ms to minimize.
[2024-05-23 20:22:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 243 ms
[2024-05-23 20:22:20] [INFO ] Added : 6 causal constraints over 3 iterations in 521 ms. Result :sat
Minimization took 271 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 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 52 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 415/415 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 46 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-23 20:22:24] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:22:24] [INFO ] Invariant cache hit.
[2024-05-23 20:22:24] [INFO ] Implicit Places using invariants in 291 ms returned []
[2024-05-23 20:22:24] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:22:24] [INFO ] Invariant cache hit.
[2024-05-23 20:22:24] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 20:22:25] [INFO ] Implicit Places using invariants and state equation in 1174 ms returned []
Implicit Place search using SMT with State Equation took 1478 ms to find 0 implicit places.
[2024-05-23 20:22:25] [INFO ] Redundant transitions in 16 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-23 20:22:25] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:22:25] [INFO ] Invariant cache hit.
[2024-05-23 20:22:25] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/415 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 680/1095 variables, 415/418 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1095 variables, 74/492 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1095/1095 variables, and 492 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/415 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 680/1095 variables, 415/418 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1095 variables, 74/492 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1095 variables, 1204/1696 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1095/1095 variables, and 1696 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
After SMT, in 64524ms problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 64537ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66090 ms. Remains : 415/415 places, 1206/1206 transitions.
[2024-05-23 20:23:30] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
Found an invariant !
This invariant on transitions {228=1, 256=1, 259=1, 315=1, 512=1, 675=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 339=1, 664=1, 678=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[584] Max Struct:[+inf]
[2024-05-23 20:23:30] [INFO ] Flatten gal took : 27 ms
RANDOM walk for 40000 steps (8 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
[2024-05-23 20:23:30] [INFO ] Flatten gal took : 29 ms
BEST_FIRST walk for 40004 steps (8 resets) in 29 ms. (1333 steps per ms) remains 1/1 properties
[2024-05-23 20:23:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1343394500136342210.gal : 27 ms
[2024-05-23 20:23:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5894013765023092974.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/ReachabilityCardinality1343394500136342210.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5894013765023092974.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/ReachabilityCardinality5894013765023092974.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 516444 steps, run timeout after 3001 ms. (steps per millisecond=172 ) properties seen :0 out of 1
Probabilistic random walk after 516444 steps, saw 316678 distinct states, run finished after 3001 ms. (steps per millisecond=172 ) properties seen :0
[2024-05-23 20:23:33] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:23:33] [INFO ] Invariant cache hit.
[2024-05-23 20:23:33] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 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) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/358 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 594/952 variables, 330/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/952 variables, 73/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 62/1014 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1014 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 67/1081 variables, 65/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1081 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 8/1089 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1089 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/1095 variables, 4/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1095/1095 variables, and 492 constraints, problems are : Problem set: 0 solved, 1 unsolved in 335 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 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) 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) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/358 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 594/952 variables, 330/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 73/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/952 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1014 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1014 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 67/1081 variables, 65/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1081 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 8/1089 variables, 4/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1089 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 6/1095 variables, 4/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1095/1095 variables, and 493 constraints, problems are : Problem set: 0 solved, 1 unsolved in 361 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 703ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 488 ms.
Support contains 1 out of 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 44 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 415/415 places, 1206/1206 transitions.
RANDOM walk for 40003 steps (8 resets) in 155 ms. (256 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 524571 steps, run timeout after 3001 ms. (steps per millisecond=174 ) properties seen :0 out of 1
Probabilistic random walk after 524571 steps, saw 321662 distinct states, run finished after 3001 ms. (steps per millisecond=174 ) properties seen :0
[2024-05-23 20:23:38] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:23:38] [INFO ] Invariant cache hit.
[2024-05-23 20:23:38] [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) 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) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/358 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 594/952 variables, 330/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/952 variables, 73/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 62/1014 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1014 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 67/1081 variables, 65/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1081 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 8/1089 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1089 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/1095 variables, 4/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1095/1095 variables, and 492 constraints, problems are : Problem set: 0 solved, 1 unsolved in 301 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 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) 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) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/358 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 594/952 variables, 330/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.24464e+06 after 3.74714e+10
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 73/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/952 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1014 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1014 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 67/1081 variables, 65/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1081 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 8/1089 variables, 4/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1089 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 6/1095 variables, 4/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1095/1095 variables, and 493 constraints, problems are : Problem set: 0 solved, 1 unsolved in 316 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 625ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 475 ms.
Support contains 1 out of 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 38 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 415/415 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 42 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-23 20:23:39] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:23:39] [INFO ] Invariant cache hit.
[2024-05-23 20:23:39] [INFO ] Implicit Places using invariants in 284 ms returned []
[2024-05-23 20:23:39] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:23:39] [INFO ] Invariant cache hit.
[2024-05-23 20:23:39] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 20:23:40] [INFO ] Implicit Places using invariants and state equation in 1172 ms returned []
Implicit Place search using SMT with State Equation took 1457 ms to find 0 implicit places.
[2024-05-23 20:23:40] [INFO ] Redundant transitions in 18 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-23 20:23:40] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-23 20:23:40] [INFO ] Invariant cache hit.
[2024-05-23 20:23:40] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/415 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 680/1095 variables, 415/418 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80652e+17
At refinement iteration 3 (INCLUDED_ONLY) 0/1095 variables, 74/492 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1095/1095 variables, and 492 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Detected timeout of ITS tools.
[2024-05-23 20:24:20] [INFO ] Flatten gal took : 25 ms
[2024-05-23 20:24:20] [INFO ] Applying decomposition
[2024-05-23 20:24:20] [INFO ] Flatten gal took : 24 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/graph2638104287834542061.txt' '-o' '/tmp/graph2638104287834542061.bin' '-w' '/tmp/graph2638104287834542061.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph2638104287834542061.bin' '-l' '-1' '-v' '-w' '/tmp/graph2638104287834542061.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:24:20] [INFO ] Decomposing Gal with order
[2024-05-23 20:24:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:24:20] [INFO ] Removed a total of 2062 redundant transitions.
[2024-05-23 20:24:20] [INFO ] Flatten gal took : 44 ms
[2024-05-23 20:24:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 841 labels/synchronizations in 19 ms.
[2024-05-23 20:24:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15099381702100575600.gal : 5 ms
[2024-05-23 20:24:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2692103097484186786.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/ReachabilityCardinality15099381702100575600.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2692103097484186786.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/ReachabilityCardinality2692103097484186786.prop.
At refinement iteration 1 (INCLUDED_ONLY) 0/415 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 680/1095 variables, 415/418 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1095 variables, 74/492 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1095 variables, 1204/1696 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1095/1095 variables, and 1696 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
After SMT, in 64786ms problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 64798ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66321 ms. Remains : 415/415 places, 1206/1206 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 526 transitions
Reduce isomorphic transitions removed 526 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 536 rules applied. Total rules applied 536 place count 415 transition count 670
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 546 place count 405 transition count 670
Performed 67 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 67 Pre rules applied. Total rules applied 546 place count 405 transition count 603
Deduced a syphon composed of 67 places in 1 ms
Reduce places removed 67 places and 0 transitions.
Iterating global reduction 2 with 134 rules applied. Total rules applied 680 place count 338 transition count 603
Performed 129 Post agglomeration using F-continuation condition.Transition count delta: 129
Deduced a syphon composed of 129 places in 0 ms
Reduce places removed 129 places and 0 transitions.
Iterating global reduction 2 with 258 rules applied. Total rules applied 938 place count 209 transition count 474
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1002 place count 145 transition count 346
Iterating global reduction 2 with 64 rules applied. Total rules applied 1066 place count 145 transition count 346
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1067 place count 145 transition count 345
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1067 place count 145 transition count 344
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1069 place count 144 transition count 344
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1132 place count 81 transition count 218
Iterating global reduction 3 with 63 rules applied. Total rules applied 1195 place count 81 transition count 218
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1258 place count 18 transition count 92
Iterating global reduction 3 with 63 rules applied. Total rules applied 1321 place count 18 transition count 92
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1384 place count 18 transition count 29
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1384 place count 18 transition count 28
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1386 place count 17 transition count 28
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 1389 place count 17 transition count 25
Applied a total of 1389 rules in 21 ms. Remains 17 /415 variables (removed 398) and now considering 25/1206 (removed 1181) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 25 rows 17 cols
[2024-05-23 20:24:45] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 20:24:45] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 20:24:45] [INFO ] After 8ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 20:24:45] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 20:24:45] [INFO ] After 1ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 20:24:45] [INFO ] After 50ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 20:24:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 20:24:45] [INFO ] After 8ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 20:24:45] [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 20:24:45] [INFO ] After 3ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:24:45] [INFO ] After 34ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:24:45] [INFO ] Flatten gal took : 0 ms
[2024-05-23 20:24:45] [INFO ] Flatten gal took : 0 ms
[2024-05-23 20:24:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16241807141396751572.gal : 0 ms
[2024-05-23 20:24:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality704429086680904853.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/ReachabilityCardinality16241807141396751572.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality704429086680904853.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/ReachabilityCardinality704429086680904853.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 57539
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :57539 after 2.55463e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.55463e+06 after 7.32027e+08
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :7.32027e+08 after 2.19884e+09
Detected timeout of ITS tools.
[2024-05-23 20:25:00] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:25:00] [INFO ] Applying decomposition
[2024-05-23 20:25:00] [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/graph16206702406123086663.txt' '-o' '/tmp/graph16206702406123086663.bin' '-w' '/tmp/graph16206702406123086663.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph16206702406123086663.bin' '-l' '-1' '-v' '-w' '/tmp/graph16206702406123086663.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:25:00] [INFO ] Decomposing Gal with order
[2024-05-23 20:25:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:25:00] [INFO ] Removed a total of 14 redundant transitions.
[2024-05-23 20:25:00] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:25:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2024-05-23 20:25:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18026305456390823103.gal : 1 ms
[2024-05-23 20:25:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8197300873677209082.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/ReachabilityCardinality18026305456390823103.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8197300873677209082.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/ReachabilityCardinality8197300873677209082.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 81290
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :81290 after 4.73471e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :4.73471e+06 after 5.30059e+11
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :5.30059e+11 after 1.37705e+13
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30170 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[584] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c128-UpperBounds-09 in 331841 ms.
Starting property specific reduction for FunctionPointer-PT-c128-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 20:25:15] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
// Phase 1: matrix 762 rows 467 cols
[2024-05-23 20:25:15] [INFO ] Computed 3 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 24 ms. (400 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 20:25:15] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 20:25:15] [INFO ] Invariant cache hit.
[2024-05-23 20:25:15] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 20:25:15] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2024-05-23 20:25:15] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 20:25:15] [INFO ] [Real]Added 91 Read/Feed constraints in 22 ms returned sat
[2024-05-23 20:25:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:25:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 11 ms returned sat
[2024-05-23 20:25:16] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 20:25:16] [INFO ] [Nat]Added 91 Read/Feed constraints in 33 ms returned sat
[2024-05-23 20:25:16] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 75 ms.
[2024-05-23 20:25:16] [INFO ] Added : 1 causal constraints over 1 iterations in 175 ms. Result :sat
Minimization took 284 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 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 461 transition count 1312
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 461 transition count 1312
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 18 place count 461 transition count 1306
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 24 place count 455 transition count 1294
Iterating global reduction 1 with 6 rules applied. Total rules applied 30 place count 455 transition count 1294
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 35 place count 450 transition count 1278
Iterating global reduction 1 with 5 rules applied. Total rules applied 40 place count 450 transition count 1278
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 45 place count 445 transition count 1266
Iterating global reduction 1 with 5 rules applied. Total rules applied 50 place count 445 transition count 1266
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 55 place count 440 transition count 1256
Iterating global reduction 1 with 5 rules applied. Total rules applied 60 place count 440 transition count 1256
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 65 place count 435 transition count 1244
Iterating global reduction 1 with 5 rules applied. Total rules applied 70 place count 435 transition count 1244
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 75 place count 430 transition count 1234
Iterating global reduction 1 with 5 rules applied. Total rules applied 80 place count 430 transition count 1234
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 85 place count 425 transition count 1224
Iterating global reduction 1 with 5 rules applied. Total rules applied 90 place count 425 transition count 1224
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 95 place count 420 transition count 1214
Iterating global reduction 1 with 5 rules applied. Total rules applied 100 place count 420 transition count 1214
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 102 place count 418 transition count 1210
Iterating global reduction 1 with 2 rules applied. Total rules applied 104 place count 418 transition count 1210
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 105 place count 417 transition count 1208
Iterating global reduction 1 with 1 rules applied. Total rules applied 106 place count 417 transition count 1208
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 107 place count 416 transition count 1206
Iterating global reduction 1 with 1 rules applied. Total rules applied 108 place count 416 transition count 1206
Applied a total of 108 rules in 134 ms. Remains 416 /467 variables (removed 51) and now considering 1206/1324 (removed 118) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 134 ms. Remains : 416/467 places, 1206/1324 transitions.
[2024-05-23 20:25:16] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {253=1, 340=1, 666=1, 679=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {233=1, 320=1, 646=1, 679=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :[4]
Current structural bounds on expressions (after cover walk) : Max Seen:[4] Max Struct:[+inf]
[2024-05-23 20:25:17] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
// Phase 1: matrix 681 rows 416 cols
[2024-05-23 20:25:17] [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 2069 ms. (483 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1577 ms. (633 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[481] Max Struct:[+inf]
[2024-05-23 20:25:20] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:25:20] [INFO ] Invariant cache hit.
[2024-05-23 20:25:20] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:25:21] [INFO ] [Real]Absence check using state equation in 134 ms returned sat
[2024-05-23 20:25:21] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 20:25:21] [INFO ] [Real]Added 74 Read/Feed constraints in 30 ms returned sat
[2024-05-23 20:25:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:25:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:25:21] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2024-05-23 20:25:21] [INFO ] [Nat]Added 74 Read/Feed constraints in 31 ms returned sat
[2024-05-23 20:25:21] [INFO ] Deduced a trap composed of 71 places in 192 ms of which 3 ms to minimize.
[2024-05-23 20:25:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 242 ms
[2024-05-23 20:25:21] [INFO ] Computed and/alt/rep : 330/1240/330 causal constraints (skipped 349 transitions) in 66 ms.
[2024-05-23 20:25:21] [INFO ] Added : 6 causal constraints over 3 iterations in 256 ms. Result :sat
Minimization took 274 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[481] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[481] Max Struct:[+inf]
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 40 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 416/416 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 43 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-23 20:25:23] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:25:23] [INFO ] Invariant cache hit.
[2024-05-23 20:25:24] [INFO ] Implicit Places using invariants in 264 ms returned []
[2024-05-23 20:25:24] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:25:24] [INFO ] Invariant cache hit.
[2024-05-23 20:25:24] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 20:25:25] [INFO ] Implicit Places using invariants and state equation in 1215 ms returned []
Implicit Place search using SMT with State Equation took 1481 ms to find 0 implicit places.
[2024-05-23 20:25:25] [INFO ] Redundant transitions in 16 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-23 20:25:25] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:25:25] [INFO ] Invariant cache hit.
[2024-05-23 20:25:25] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 681/1097 variables, 416/419 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1097 variables, 74/493 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1097/1097 variables, and 493 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 681/1097 variables, 416/419 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1097 variables, 74/493 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1097 variables, 1204/1697 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1097/1097 variables, and 1697 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
After SMT, in 64431ms problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 64441ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65992 ms. Remains : 416/416 places, 1206/1206 transitions.
[2024-05-23 20:26:29] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {253=1, 340=1, 666=1, 679=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {233=1, 320=1, 646=1, 679=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[481] Max Struct:[+inf]
[2024-05-23 20:26:30] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:26:30] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[481] Max Struct:[+inf]
RANDOM walk for 1000004 steps (2 resets) in 2023 ms. (494 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1526 ms. (654 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[481] Max Struct:[+inf]
[2024-05-23 20:26:33] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:26:33] [INFO ] Invariant cache hit.
[2024-05-23 20:26:33] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:26:33] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2024-05-23 20:26:33] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 20:26:33] [INFO ] [Real]Added 74 Read/Feed constraints in 27 ms returned sat
[2024-05-23 20:26:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:26:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:26:34] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2024-05-23 20:26:34] [INFO ] [Nat]Added 74 Read/Feed constraints in 32 ms returned sat
[2024-05-23 20:26:34] [INFO ] Deduced a trap composed of 71 places in 182 ms of which 3 ms to minimize.
[2024-05-23 20:26:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 231 ms
[2024-05-23 20:26:34] [INFO ] Computed and/alt/rep : 330/1240/330 causal constraints (skipped 349 transitions) in 66 ms.
[2024-05-23 20:26:34] [INFO ] Added : 6 causal constraints over 3 iterations in 251 ms. Result :sat
Minimization took 259 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[481] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[481] Max Struct:[+inf]
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 41 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 416/416 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 41 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-23 20:26:36] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:26:36] [INFO ] Invariant cache hit.
[2024-05-23 20:26:36] [INFO ] Implicit Places using invariants in 262 ms returned []
[2024-05-23 20:26:36] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:26:36] [INFO ] Invariant cache hit.
[2024-05-23 20:26:37] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 20:26:38] [INFO ] Implicit Places using invariants and state equation in 1252 ms returned []
Implicit Place search using SMT with State Equation took 1515 ms to find 0 implicit places.
[2024-05-23 20:26:38] [INFO ] Redundant transitions in 20 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-23 20:26:38] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:26:38] [INFO ] Invariant cache hit.
[2024-05-23 20:26:38] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 681/1097 variables, 416/419 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1097 variables, 74/493 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1097/1097 variables, and 493 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 681/1097 variables, 416/419 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1097 variables, 74/493 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1097 variables, 1204/1697 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1097/1097 variables, and 1697 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
After SMT, in 64439ms problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 64452ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66042 ms. Remains : 416/416 places, 1206/1206 transitions.
[2024-05-23 20:27:42] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {253=1, 340=1, 666=1, 679=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {233=1, 320=1, 646=1, 679=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[481] Max Struct:[+inf]
[2024-05-23 20:27:43] [INFO ] Flatten gal took : 49 ms
RANDOM walk for 40000 steps (8 resets) in 97 ms. (408 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 1/1 properties
[2024-05-23 20:27:43] [INFO ] Flatten gal took : 43 ms
[2024-05-23 20:27:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4183073552804260307.gal : 5 ms
[2024-05-23 20:27:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2412996039965833111.prop : 10 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/ReachabilityCardinality4183073552804260307.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2412996039965833111.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/ReachabilityCardinality2412996039965833111.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 513382 steps, run timeout after 3001 ms. (steps per millisecond=171 ) properties seen :0 out of 1
Probabilistic random walk after 513382 steps, saw 314801 distinct states, run finished after 3001 ms. (steps per millisecond=171 ) properties seen :0
[2024-05-23 20:27:46] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:27:46] [INFO ] Invariant cache hit.
[2024-05-23 20:27:46] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 346/350 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 5/355 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 598/953 variables, 332/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/953 variables, 73/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/953 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 62/1015 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1015 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 68/1083 variables, 66/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1083 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 8/1091 variables, 4/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1091 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 6/1097 variables, 4/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1097 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1097 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1097/1097 variables, and 493 constraints, problems are : Problem set: 0 solved, 1 unsolved in 331 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 346/350 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/350 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 5/355 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 598/953 variables, 332/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/953 variables, 73/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/953 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 62/1015 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1015 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 68/1083 variables, 66/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1083 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 8/1091 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1091 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/1097 variables, 4/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1097 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1097 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1097/1097 variables, and 494 constraints, problems are : Problem set: 0 solved, 1 unsolved in 306 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 655ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1300 ms.
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 41 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 416/416 places, 1206/1206 transitions.
RANDOM walk for 40001 steps (8 resets) in 123 ms. (322 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.24464e+06 after 3.74714e+10
Interrupted probabilistic random walk after 530261 steps, run timeout after 3001 ms. (steps per millisecond=176 ) properties seen :0 out of 1
Probabilistic random walk after 530261 steps, saw 325150 distinct states, run finished after 3001 ms. (steps per millisecond=176 ) properties seen :0
[2024-05-23 20:27:51] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:27:51] [INFO ] Invariant cache hit.
[2024-05-23 20:27:51] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 346/350 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 5/355 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 598/953 variables, 332/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/953 variables, 73/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/953 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 62/1015 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1015 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 68/1083 variables, 66/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1083 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 8/1091 variables, 4/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1091 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 6/1097 variables, 4/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1097 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1097 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1097/1097 variables, and 493 constraints, problems are : Problem set: 0 solved, 1 unsolved in 351 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 346/350 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/350 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 5/355 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 598/953 variables, 332/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/953 variables, 73/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/953 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 62/1015 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1015 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 68/1083 variables, 66/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1083 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 8/1091 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1091 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/1097 variables, 4/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1097 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1097 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1097/1097 variables, and 494 constraints, problems are : Problem set: 0 solved, 1 unsolved in 313 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 697ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1368 ms.
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 41 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 416/416 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 41 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-23 20:27:53] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:27:53] [INFO ] Invariant cache hit.
[2024-05-23 20:27:53] [INFO ] Implicit Places using invariants in 277 ms returned []
[2024-05-23 20:27:53] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:27:53] [INFO ] Invariant cache hit.
[2024-05-23 20:27:53] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-23 20:27:54] [INFO ] Implicit Places using invariants and state equation in 1205 ms returned []
Implicit Place search using SMT with State Equation took 1507 ms to find 0 implicit places.
[2024-05-23 20:27:54] [INFO ] Redundant transitions in 14 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-23 20:27:54] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2024-05-23 20:27:54] [INFO ] Invariant cache hit.
[2024-05-23 20:27:54] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 681/1097 variables, 416/419 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80652e+17
At refinement iteration 3 (INCLUDED_ONLY) 0/1097 variables, 74/493 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1097/1097 variables, and 493 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1204 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Detected timeout of ITS tools.
[2024-05-23 20:28:33] [INFO ] Flatten gal took : 26 ms
[2024-05-23 20:28:33] [INFO ] Applying decomposition
[2024-05-23 20:28:33] [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/graph7540480300759986284.txt' '-o' '/tmp/graph7540480300759986284.bin' '-w' '/tmp/graph7540480300759986284.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph7540480300759986284.bin' '-l' '-1' '-v' '-w' '/tmp/graph7540480300759986284.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:28:33] [INFO ] Decomposing Gal with order
[2024-05-23 20:28:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:28:33] [INFO ] Removed a total of 2061 redundant transitions.
[2024-05-23 20:28:33] [INFO ] Flatten gal took : 62 ms
[2024-05-23 20:28:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 860 labels/synchronizations in 21 ms.
[2024-05-23 20:28:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5929471821585272169.gal : 5 ms
[2024-05-23 20:28:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12861919934105691706.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/ReachabilityCardinality5929471821585272169.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12861919934105691706.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/ReachabilityCardinality12861919934105691706.prop.
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (OVERLAPS) 681/1097 variables, 416/419 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1097 variables, 74/493 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1097 variables, 1204/1697 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1097/1097 variables, and 1697 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 0/0 constraints]
After SMT, in 65344ms problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 65355ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66924 ms. Remains : 416/416 places, 1206/1206 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 525 transitions
Reduce isomorphic transitions removed 525 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 536 rules applied. Total rules applied 536 place count 416 transition count 670
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 547 place count 405 transition count 670
Performed 69 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 69 Pre rules applied. Total rules applied 547 place count 405 transition count 601
Deduced a syphon composed of 69 places in 1 ms
Reduce places removed 69 places and 0 transitions.
Iterating global reduction 2 with 138 rules applied. Total rules applied 685 place count 336 transition count 601
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 2 with 254 rules applied. Total rules applied 939 place count 209 transition count 474
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1003 place count 145 transition count 346
Iterating global reduction 2 with 64 rules applied. Total rules applied 1067 place count 145 transition count 346
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1068 place count 145 transition count 345
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1068 place count 145 transition count 344
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1070 place count 144 transition count 344
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1133 place count 81 transition count 218
Iterating global reduction 3 with 63 rules applied. Total rules applied 1196 place count 81 transition count 218
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1259 place count 18 transition count 92
Iterating global reduction 3 with 63 rules applied. Total rules applied 1322 place count 18 transition count 92
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1385 place count 18 transition count 29
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1385 place count 18 transition count 28
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1387 place count 17 transition count 28
Applied a total of 1387 rules in 39 ms. Remains 17 /416 variables (removed 399) and now considering 28/1206 (removed 1178) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 28 rows 17 cols
[2024-05-23 20:29:00] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 20:29:00] [INFO ] [Real]Absence check using 3 positive place invariants in 27 ms returned sat
[2024-05-23 20:29:00] [INFO ] After 342ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 20:29:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 20:29:00] [INFO ] After 9ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 20:29:00] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 20:29:00] [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 20:29:00] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:29:00] [INFO ] After 45ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:29:00] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:29:00] [INFO ] Flatten gal took : 0 ms
[2024-05-23 20:29:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2622589112993242254.gal : 0 ms
[2024-05-23 20:29:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9711332448270252333.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/ReachabilityCardinality2622589112993242254.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9711332448270252333.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/ReachabilityCardinality9711332448270252333.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 57539
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :57539 after 3.245e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :3.245e+06 after 3.70307e+08
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :3.70307e+08 after 1.10371e+09
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.10371e+09 after 2.56982e+09
Detected timeout of ITS tools.
[2024-05-23 20:29:15] [INFO ] Flatten gal took : 3 ms
[2024-05-23 20:29:15] [INFO ] Applying decomposition
[2024-05-23 20:29:15] [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/graph9786591080912179353.txt' '-o' '/tmp/graph9786591080912179353.bin' '-w' '/tmp/graph9786591080912179353.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph9786591080912179353.bin' '-l' '-1' '-v' '-w' '/tmp/graph9786591080912179353.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:29:15] [INFO ] Decomposing Gal with order
[2024-05-23 20:29:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:29:15] [INFO ] Removed a total of 26 redundant transitions.
[2024-05-23 20:29:15] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:29:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2024-05-23 20:29:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14217017238977955442.gal : 1 ms
[2024-05-23 20:29:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14060107546673939501.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/ReachabilityCardinality14217017238977955442.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14060107546673939501.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/ReachabilityCardinality14060107546673939501.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 4.7027e+06
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30506 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[481] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c128-UpperBounds-10 in 255094 ms.
Starting property specific reduction for FunctionPointer-PT-c128-UpperBounds-13
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 20:29:30] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
// Phase 1: matrix 762 rows 467 cols
[2024-05-23 20:29:30] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 22 ms. (434 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 20:29:30] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 20:29:30] [INFO ] Invariant cache hit.
[2024-05-23 20:29:30] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:29:30] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-23 20:29:31] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 20:29:31] [INFO ] [Real]Added 91 Read/Feed constraints in 30 ms returned sat
[2024-05-23 20:29:31] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:29:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 20:29:31] [INFO ] [Nat]Absence check using state equation in 152 ms returned sat
[2024-05-23 20:29:31] [INFO ] [Nat]Added 91 Read/Feed constraints in 21 ms returned sat
[2024-05-23 20:29:31] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 71 ms.
[2024-05-23 20:29:31] [INFO ] Added : 6 causal constraints over 3 iterations in 242 ms. Result :sat
Minimization took 309 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 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 461 transition count 1312
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 461 transition count 1312
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 18 place count 461 transition count 1306
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 24 place count 455 transition count 1294
Iterating global reduction 1 with 6 rules applied. Total rules applied 30 place count 455 transition count 1294
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 35 place count 450 transition count 1280
Iterating global reduction 1 with 5 rules applied. Total rules applied 40 place count 450 transition count 1280
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 44 place count 446 transition count 1270
Iterating global reduction 1 with 4 rules applied. Total rules applied 48 place count 446 transition count 1270
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 52 place count 442 transition count 1262
Iterating global reduction 1 with 4 rules applied. Total rules applied 56 place count 442 transition count 1262
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 60 place count 438 transition count 1252
Iterating global reduction 1 with 4 rules applied. Total rules applied 64 place count 438 transition count 1252
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 68 place count 434 transition count 1244
Iterating global reduction 1 with 4 rules applied. Total rules applied 72 place count 434 transition count 1244
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 76 place count 430 transition count 1236
Iterating global reduction 1 with 4 rules applied. Total rules applied 80 place count 430 transition count 1236
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 84 place count 426 transition count 1228
Iterating global reduction 1 with 4 rules applied. Total rules applied 88 place count 426 transition count 1228
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 90 place count 424 transition count 1224
Iterating global reduction 1 with 2 rules applied. Total rules applied 92 place count 424 transition count 1224
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 93 place count 423 transition count 1222
Iterating global reduction 1 with 1 rules applied. Total rules applied 94 place count 423 transition count 1222
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 95 place count 422 transition count 1220
Iterating global reduction 1 with 1 rules applied. Total rules applied 96 place count 422 transition count 1220
Applied a total of 96 rules in 152 ms. Remains 422 /467 variables (removed 45) and now considering 1220/1324 (removed 104) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 152 ms. Remains : 422/467 places, 1220/1324 transitions.
[2024-05-23 20:29:32] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[1] Max Struct:[+inf]
[2024-05-23 20:29:32] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
// Phase 1: matrix 689 rows 422 cols
[2024-05-23 20:29:32] [INFO ] Computed 3 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2073 ms. (482 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1529 ms. (653 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[131] Max Struct:[+inf]
[2024-05-23 20:29:35] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:29:35] [INFO ] Invariant cache hit.
[2024-05-23 20:29:36] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:29:36] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2024-05-23 20:29:36] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:29:36] [INFO ] [Real]Added 75 Read/Feed constraints in 39 ms returned sat
[2024-05-23 20:29:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:29:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:29:36] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2024-05-23 20:29:36] [INFO ] [Nat]Added 75 Read/Feed constraints in 29 ms returned sat
[2024-05-23 20:29:36] [INFO ] Deduced a trap composed of 113 places in 199 ms of which 3 ms to minimize.
[2024-05-23 20:29:36] [INFO ] Deduced a trap composed of 109 places in 195 ms of which 3 ms to minimize.
[2024-05-23 20:29:37] [INFO ] Deduced a trap composed of 87 places in 193 ms of which 3 ms to minimize.
[2024-05-23 20:29:37] [INFO ] Deduced a trap composed of 85 places in 190 ms of which 3 ms to minimize.
[2024-05-23 20:29:37] [INFO ] Deduced a trap composed of 76 places in 193 ms of which 3 ms to minimize.
[2024-05-23 20:29:37] [INFO ] Deduced a trap composed of 74 places in 190 ms of which 3 ms to minimize.
[2024-05-23 20:29:38] [INFO ] Deduced a trap composed of 71 places in 195 ms of which 3 ms to minimize.
[2024-05-23 20:29:38] [INFO ] Deduced a trap composed of 70 places in 196 ms of which 3 ms to minimize.
[2024-05-23 20:29:38] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1777 ms
[2024-05-23 20:29:38] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 75 ms.
[2024-05-23 20:29:38] [INFO ] Added : 15 causal constraints over 6 iterations in 400 ms. Result :sat
Minimization took 297 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[131] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[131] Max Struct:[+inf]
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 41 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 40 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 20:29:40] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:29:40] [INFO ] Invariant cache hit.
[2024-05-23 20:29:40] [INFO ] Implicit Places using invariants in 289 ms returned []
[2024-05-23 20:29:40] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:29:40] [INFO ] Invariant cache hit.
[2024-05-23 20:29:41] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:29:42] [INFO ] Implicit Places using invariants and state equation in 1222 ms returned []
Implicit Place search using SMT with State Equation took 1511 ms to find 0 implicit places.
[2024-05-23 20:29:42] [INFO ] Redundant transitions in 20 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 20:29:42] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:29:42] [INFO ] Invariant cache hit.
[2024-05-23 20:29:42] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 1218/1718 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 1718 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
After SMT, in 64751ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 64764ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66348 ms. Remains : 422/422 places, 1220/1220 transitions.
[2024-05-23 20:30:46] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[131] Max Struct:[+inf]
[2024-05-23 20:30:47] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:30:47] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[131] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 2151 ms. (464 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1657 ms. (603 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[148] Max Struct:[+inf]
[2024-05-23 20:30:51] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:30:51] [INFO ] Invariant cache hit.
[2024-05-23 20:30:51] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:30:51] [INFO ] [Real]Absence check using state equation in 149 ms returned sat
[2024-05-23 20:30:51] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:30:51] [INFO ] [Real]Added 75 Read/Feed constraints in 40 ms returned sat
[2024-05-23 20:30:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:30:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:30:51] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 20:30:51] [INFO ] [Nat]Added 75 Read/Feed constraints in 27 ms returned sat
[2024-05-23 20:30:51] [INFO ] Deduced a trap composed of 113 places in 197 ms of which 3 ms to minimize.
[2024-05-23 20:30:52] [INFO ] Deduced a trap composed of 109 places in 186 ms of which 3 ms to minimize.
[2024-05-23 20:30:52] [INFO ] Deduced a trap composed of 87 places in 183 ms of which 2 ms to minimize.
[2024-05-23 20:30:52] [INFO ] Deduced a trap composed of 85 places in 184 ms of which 3 ms to minimize.
[2024-05-23 20:30:52] [INFO ] Deduced a trap composed of 76 places in 186 ms of which 3 ms to minimize.
[2024-05-23 20:30:52] [INFO ] Deduced a trap composed of 74 places in 191 ms of which 3 ms to minimize.
[2024-05-23 20:30:53] [INFO ] Deduced a trap composed of 71 places in 193 ms of which 3 ms to minimize.
[2024-05-23 20:30:53] [INFO ] Deduced a trap composed of 70 places in 194 ms of which 3 ms to minimize.
[2024-05-23 20:30:53] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1752 ms
[2024-05-23 20:30:53] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 90 ms.
[2024-05-23 20:30:53] [INFO ] Added : 15 causal constraints over 6 iterations in 442 ms. Result :sat
Minimization took 307 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[148] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[148] Max Struct:[+inf]
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 66 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 52 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 20:30:56] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:30:56] [INFO ] Invariant cache hit.
[2024-05-23 20:30:56] [INFO ] Implicit Places using invariants in 294 ms returned []
[2024-05-23 20:30:56] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:30:56] [INFO ] Invariant cache hit.
[2024-05-23 20:30:56] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:30:57] [INFO ] Implicit Places using invariants and state equation in 1246 ms returned []
Implicit Place search using SMT with State Equation took 1541 ms to find 0 implicit places.
[2024-05-23 20:30:57] [INFO ] Redundant transitions in 17 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 20:30:57] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:30:57] [INFO ] Invariant cache hit.
[2024-05-23 20:30:57] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 1218/1718 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 1718 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
After SMT, in 64565ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 64578ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66197 ms. Remains : 422/422 places, 1220/1220 transitions.
[2024-05-23 20:32:02] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[148] Max Struct:[+inf]
[2024-05-23 20:32:02] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:32:02] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[148] Max Struct:[+inf]
RANDOM walk for 1000003 steps (2 resets) in 2071 ms. (482 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1633 ms. (611 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[157] Max Struct:[+inf]
[2024-05-23 20:32:06] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:32:06] [INFO ] Invariant cache hit.
[2024-05-23 20:32:06] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:32:06] [INFO ] [Real]Absence check using state equation in 130 ms returned sat
[2024-05-23 20:32:06] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:32:06] [INFO ] [Real]Added 75 Read/Feed constraints in 36 ms returned sat
[2024-05-23 20:32:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:32:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-23 20:32:06] [INFO ] [Nat]Absence check using state equation in 129 ms returned sat
[2024-05-23 20:32:06] [INFO ] [Nat]Added 75 Read/Feed constraints in 26 ms returned sat
[2024-05-23 20:32:07] [INFO ] Deduced a trap composed of 113 places in 188 ms of which 2 ms to minimize.
[2024-05-23 20:32:07] [INFO ] Deduced a trap composed of 109 places in 200 ms of which 3 ms to minimize.
[2024-05-23 20:32:07] [INFO ] Deduced a trap composed of 87 places in 205 ms of which 3 ms to minimize.
[2024-05-23 20:32:07] [INFO ] Deduced a trap composed of 85 places in 205 ms of which 3 ms to minimize.
[2024-05-23 20:32:07] [INFO ] Deduced a trap composed of 76 places in 195 ms of which 2 ms to minimize.
[2024-05-23 20:32:08] [INFO ] Deduced a trap composed of 74 places in 198 ms of which 3 ms to minimize.
[2024-05-23 20:32:08] [INFO ] Deduced a trap composed of 71 places in 207 ms of which 2 ms to minimize.
[2024-05-23 20:32:08] [INFO ] Deduced a trap composed of 70 places in 194 ms of which 3 ms to minimize.
[2024-05-23 20:32:08] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1809 ms
[2024-05-23 20:32:08] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 71 ms.
[2024-05-23 20:32:09] [INFO ] Added : 15 causal constraints over 6 iterations in 413 ms. Result :sat
Minimization took 264 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[157] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[157] Max Struct:[+inf]
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 39 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 41 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 20:32:11] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:32:11] [INFO ] Invariant cache hit.
[2024-05-23 20:32:11] [INFO ] Implicit Places using invariants in 333 ms returned []
[2024-05-23 20:32:11] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:32:11] [INFO ] Invariant cache hit.
[2024-05-23 20:32:12] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:32:13] [INFO ] Implicit Places using invariants and state equation in 1149 ms returned []
Implicit Place search using SMT with State Equation took 1516 ms to find 0 implicit places.
[2024-05-23 20:32:13] [INFO ] Redundant transitions in 14 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 20:32:13] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:32:13] [INFO ] Invariant cache hit.
[2024-05-23 20:32:13] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 1218/1718 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 1718 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
After SMT, in 64879ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 64890ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66471 ms. Remains : 422/422 places, 1220/1220 transitions.
[2024-05-23 20:33:17] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[157] Max Struct:[+inf]
[2024-05-23 20:33:18] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:33:18] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[157] Max Struct:[+inf]
RANDOM walk for 1000004 steps (2 resets) in 2051 ms. (487 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1503 ms. (664 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[157] Max Struct:[+inf]
[2024-05-23 20:33:21] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:33:21] [INFO ] Invariant cache hit.
[2024-05-23 20:33:21] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:33:22] [INFO ] [Real]Absence check using state equation in 133 ms returned sat
[2024-05-23 20:33:22] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:33:22] [INFO ] [Real]Added 75 Read/Feed constraints in 34 ms returned sat
[2024-05-23 20:33:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:33:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:33:22] [INFO ] [Nat]Absence check using state equation in 147 ms returned sat
[2024-05-23 20:33:22] [INFO ] [Nat]Added 75 Read/Feed constraints in 27 ms returned sat
[2024-05-23 20:33:22] [INFO ] Deduced a trap composed of 113 places in 200 ms of which 3 ms to minimize.
[2024-05-23 20:33:22] [INFO ] Deduced a trap composed of 109 places in 189 ms of which 2 ms to minimize.
[2024-05-23 20:33:23] [INFO ] Deduced a trap composed of 87 places in 195 ms of which 3 ms to minimize.
[2024-05-23 20:33:23] [INFO ] Deduced a trap composed of 85 places in 191 ms of which 3 ms to minimize.
[2024-05-23 20:33:23] [INFO ] Deduced a trap composed of 76 places in 189 ms of which 3 ms to minimize.
[2024-05-23 20:33:23] [INFO ] Deduced a trap composed of 74 places in 194 ms of which 3 ms to minimize.
[2024-05-23 20:33:23] [INFO ] Deduced a trap composed of 71 places in 186 ms of which 3 ms to minimize.
[2024-05-23 20:33:24] [INFO ] Deduced a trap composed of 70 places in 172 ms of which 3 ms to minimize.
[2024-05-23 20:33:24] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1742 ms
[2024-05-23 20:33:24] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 64 ms.
[2024-05-23 20:33:24] [INFO ] Added : 15 causal constraints over 6 iterations in 404 ms. Result :sat
Minimization took 307 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[157] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[157] Max Struct:[+inf]
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 38 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 39 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 20:33:26] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:33:26] [INFO ] Invariant cache hit.
[2024-05-23 20:33:27] [INFO ] Implicit Places using invariants in 263 ms returned []
[2024-05-23 20:33:27] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:33:27] [INFO ] Invariant cache hit.
[2024-05-23 20:33:27] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:33:28] [INFO ] Implicit Places using invariants and state equation in 1225 ms returned []
Implicit Place search using SMT with State Equation took 1489 ms to find 0 implicit places.
[2024-05-23 20:33:28] [INFO ] Redundant transitions in 19 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 20:33:28] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:33:28] [INFO ] Invariant cache hit.
[2024-05-23 20:33:28] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 1218/1718 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 1718 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
After SMT, in 64569ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 64580ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66134 ms. Remains : 422/422 places, 1220/1220 transitions.
[2024-05-23 20:34:32] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
Found an invariant !
This invariant on transitions {228=1, 320=1, 518=1, 684=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 344=1, 670=1, 688=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[157] Max Struct:[+inf]
[2024-05-23 20:34:33] [INFO ] Flatten gal took : 26 ms
[2024-05-23 20:34:33] [INFO ] Flatten gal took : 24 ms
[2024-05-23 20:34:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13416865979161278896.gal : 5 ms
[2024-05-23 20:34:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality749532040054449258.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/ReachabilityCardinality13416865979161278896.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality749532040054449258.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
RANDOM walk for 40010 steps (8 resets) in 168 ms. (236 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality749532040054449258.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 526302 steps, run timeout after 3001 ms. (steps per millisecond=175 ) properties seen :0 out of 1
Probabilistic random walk after 526302 steps, saw 322721 distinct states, run finished after 3002 ms. (steps per millisecond=175 ) properties seen :0
[2024-05-23 20:34:36] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:34:36] [INFO ] Invariant cache hit.
[2024-05-23 20:34:36] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 7/384 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/384 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 600/984 variables, 335/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/984 variables, 73/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/1046 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1046 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 65/1111 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 322 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/377 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 7/384 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/384 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 600/984 variables, 335/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 73/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/984 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/1046 variables, 1/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1046 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 65/1111 variables, 66/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 501 constraints, problems are : Problem set: 0 solved, 1 unsolved in 335 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 667ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 872 ms.
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 43 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43 ms. Remains : 422/422 places, 1220/1220 transitions.
RANDOM walk for 40005 steps (8 resets) in 127 ms. (312 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 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 :1.24464e+06 after 3.74714e+10
Interrupted probabilistic random walk after 490182 steps, run timeout after 3001 ms. (steps per millisecond=163 ) properties seen :0 out of 1
Probabilistic random walk after 490182 steps, saw 300577 distinct states, run finished after 3001 ms. (steps per millisecond=163 ) properties seen :0
[2024-05-23 20:34:41] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:34:41] [INFO ] Invariant cache hit.
[2024-05-23 20:34:41] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 7/384 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/384 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 600/984 variables, 335/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/984 variables, 73/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/1046 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1046 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 65/1111 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1111 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 286 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/25 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 352/377 variables, 8/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/377 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/377 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/377 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 7/384 variables, 2/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/384 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 600/984 variables, 335/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/984 variables, 73/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/984 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/1046 variables, 1/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1046 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 65/1111 variables, 66/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1111 variables, 0/501 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 501 constraints, problems are : Problem set: 0 solved, 1 unsolved in 285 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 581ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 863 ms.
Support contains 1 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 44 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 422/422 places, 1220/1220 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1220/1220 transitions.
Applied a total of 0 rules in 44 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2024-05-23 20:34:42] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:34:42] [INFO ] Invariant cache hit.
[2024-05-23 20:34:42] [INFO ] Implicit Places using invariants in 275 ms returned []
[2024-05-23 20:34:42] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:34:42] [INFO ] Invariant cache hit.
[2024-05-23 20:34:43] [INFO ] State equation strengthened by 75 read => feed constraints.
[2024-05-23 20:34:44] [INFO ] Implicit Places using invariants and state equation in 1211 ms returned []
Implicit Place search using SMT with State Equation took 1488 ms to find 0 implicit places.
[2024-05-23 20:34:44] [INFO ] Redundant transitions in 19 ms returned []
Running 1218 sub problems to find dead transitions.
[2024-05-23 20:34:44] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2024-05-23 20:34:44] [INFO ] Invariant cache hit.
[2024-05-23 20:34:44] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80652e+17
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1111/1111 variables, and 500 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/422 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Detected timeout of ITS tools.
[2024-05-23 20:35:23] [INFO ] Flatten gal took : 24 ms
[2024-05-23 20:35:23] [INFO ] Applying decomposition
[2024-05-23 20:35:23] [INFO ] Flatten gal took : 24 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/graph2030641627579786597.txt' '-o' '/tmp/graph2030641627579786597.bin' '-w' '/tmp/graph2030641627579786597.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph2030641627579786597.bin' '-l' '-1' '-v' '-w' '/tmp/graph2030641627579786597.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:35:23] [INFO ] Decomposing Gal with order
[2024-05-23 20:35:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:35:23] [INFO ] Removed a total of 2091 redundant transitions.
[2024-05-23 20:35:23] [INFO ] Flatten gal took : 40 ms
[2024-05-23 20:35:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 861 labels/synchronizations in 21 ms.
[2024-05-23 20:35:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality416383330079382643.gal : 5 ms
[2024-05-23 20:35:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15472612668094373185.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/ReachabilityCardinality416383330079382643.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15472612668094373185.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/ReachabilityCardinality15472612668094373185.prop.
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (OVERLAPS) 689/1111 variables, 422/425 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1111 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 1218/1718 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1111/1111 variables, and 1718 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 422/422 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 0/0 constraints]
After SMT, in 65239ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 65252ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66809 ms. Remains : 422/422 places, 1220/1220 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 531 transitions
Reduce isomorphic transitions removed 531 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 541 rules applied. Total rules applied 541 place count 422 transition count 679
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 551 place count 412 transition count 679
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 551 place count 412 transition count 606
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 697 place count 339 transition count 606
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 2 with 254 rules applied. Total rules applied 951 place count 212 transition count 479
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1015 place count 148 transition count 351
Iterating global reduction 2 with 64 rules applied. Total rules applied 1079 place count 148 transition count 351
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1080 place count 148 transition count 350
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1143 place count 85 transition count 224
Iterating global reduction 3 with 63 rules applied. Total rules applied 1206 place count 85 transition count 224
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1269 place count 22 transition count 98
Iterating global reduction 3 with 63 rules applied. Total rules applied 1332 place count 22 transition count 98
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1395 place count 22 transition count 35
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1395 place count 22 transition count 34
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1397 place count 21 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1399 place count 20 transition count 33
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1401 place count 19 transition count 33
Applied a total of 1401 rules in 20 ms. Remains 19 /422 variables (removed 403) and now considering 33/1220 (removed 1187) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 33 rows 19 cols
[2024-05-23 20:35:49] [INFO ] Computed 3 invariants in 1 ms
[2024-05-23 20:35:49] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 20:35:49] [INFO ] After 9ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 20:35:49] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 20:35:49] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 20:35:49] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 20:35:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 20:35:49] [INFO ] After 8ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 20:35:49] [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 20:35:49] [INFO ] After 3ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:35:49] [INFO ] After 33ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 20:35:49] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:35:49] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:35:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2459698897824159647.gal : 0 ms
[2024-05-23 20:35:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7871118957482678239.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/ReachabilityCardinality2459698897824159647.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7871118957482678239.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/ReachabilityCardinality7871118957482678239.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :759 after 188231
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :188231 after 9.48316e+07
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :9.48316e+07 after 2.78362e+08
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.78362e+08 after 6.45066e+08
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :6.45066e+08 after 1.37812e+09
Detected timeout of ITS tools.
[2024-05-23 20:36:04] [INFO ] Flatten gal took : 0 ms
[2024-05-23 20:36:04] [INFO ] Applying decomposition
[2024-05-23 20:36:04] [INFO ] Flatten gal took : 0 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/graph7212826017444944966.txt' '-o' '/tmp/graph7212826017444944966.bin' '-w' '/tmp/graph7212826017444944966.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph7212826017444944966.bin' '-l' '-1' '-v' '-w' '/tmp/graph7212826017444944966.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:36:04] [INFO ] Decomposing Gal with order
[2024-05-23 20:36:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:36:04] [INFO ] Removed a total of 36 redundant transitions.
[2024-05-23 20:36:04] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:36:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 1 ms.
[2024-05-23 20:36:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6400473156493893796.gal : 1 ms
[2024-05-23 20:36:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15336370575623812365.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/ReachabilityCardinality6400473156493893796.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15336370575623812365.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/ReachabilityCardinality15336370575623812365.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 759
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30149 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[157] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c128-UpperBounds-13 in 408773 ms.
Starting property specific reduction for FunctionPointer-PT-c128-UpperBounds-15
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[128]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[128]
[2024-05-23 20:36:19] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
// Phase 1: matrix 762 rows 467 cols
[2024-05-23 20:36:19] [INFO ] Computed 3 invariants in 9 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[128]
RANDOM walk for 10003 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:[128]
[2024-05-23 20:36:19] [INFO ] Flow matrix only has 762 transitions (discarded 562 similar events)
[2024-05-23 20:36:19] [INFO ] Invariant cache hit.
[2024-05-23 20:36:19] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2024-05-23 20:36:19] [INFO ] [Real]Absence check using state equation in 176 ms returned sat
[2024-05-23 20:36:19] [INFO ] State equation strengthened by 91 read => feed constraints.
[2024-05-23 20:36:19] [INFO ] [Real]Added 91 Read/Feed constraints in 30 ms returned sat
[2024-05-23 20:36:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:36:19] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:36:20] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2024-05-23 20:36:20] [INFO ] [Nat]Added 91 Read/Feed constraints in 39 ms returned sat
[2024-05-23 20:36:20] [INFO ] Computed and/alt/rep : 109/225/95 causal constraints (skipped 665 transitions) in 67 ms.
[2024-05-23 20:36:20] [INFO ] Added : 1 causal constraints over 1 iterations in 157 ms. Result :sat
Minimization took 310 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[127] Max Struct:[128]
Support contains 1 out of 467 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 467/467 places, 1324/1324 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 460 transition count 1310
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 460 transition count 1310
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 20 place count 460 transition count 1304
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 27 place count 453 transition count 1290
Iterating global reduction 1 with 7 rules applied. Total rules applied 34 place count 453 transition count 1290
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 40 place count 447 transition count 1272
Iterating global reduction 1 with 6 rules applied. Total rules applied 46 place count 447 transition count 1272
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 51 place count 442 transition count 1260
Iterating global reduction 1 with 5 rules applied. Total rules applied 56 place count 442 transition count 1260
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 61 place count 437 transition count 1250
Iterating global reduction 1 with 5 rules applied. Total rules applied 66 place count 437 transition count 1250
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 71 place count 432 transition count 1238
Iterating global reduction 1 with 5 rules applied. Total rules applied 76 place count 432 transition count 1238
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 81 place count 427 transition count 1228
Iterating global reduction 1 with 5 rules applied. Total rules applied 86 place count 427 transition count 1228
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 91 place count 422 transition count 1218
Iterating global reduction 1 with 5 rules applied. Total rules applied 96 place count 422 transition count 1218
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 101 place count 417 transition count 1208
Iterating global reduction 1 with 5 rules applied. Total rules applied 106 place count 417 transition count 1208
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 108 place count 415 transition count 1204
Iterating global reduction 1 with 2 rules applied. Total rules applied 110 place count 415 transition count 1204
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 111 place count 414 transition count 1202
Iterating global reduction 1 with 1 rules applied. Total rules applied 112 place count 414 transition count 1202
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 113 place count 413 transition count 1200
Iterating global reduction 1 with 1 rules applied. Total rules applied 114 place count 413 transition count 1200
Applied a total of 114 rules in 134 ms. Remains 413 /467 variables (removed 54) and now considering 1200/1324 (removed 124) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 134 ms. Remains : 413/467 places, 1200/1324 transitions.
[2024-05-23 20:36:21] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
// Phase 1: matrix 675 rows 413 cols
[2024-05-23 20:36:21] [INFO ] Computed 3 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[127] Max Struct:[128]
RANDOM walk for 1000001 steps (2 resets) in 2025 ms. (493 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1451 ms. (688 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[127] Max Struct:[128]
[2024-05-23 20:36:24] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:36:24] [INFO ] Invariant cache hit.
[2024-05-23 20:36:24] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:36:24] [INFO ] [Real]Absence check using state equation in 149 ms returned sat
[2024-05-23 20:36:25] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 20:36:25] [INFO ] [Real]Added 72 Read/Feed constraints in 31 ms returned sat
[2024-05-23 20:36:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 20:36:25] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-23 20:36:25] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-23 20:36:25] [INFO ] [Nat]Added 72 Read/Feed constraints in 30 ms returned sat
[2024-05-23 20:36:25] [INFO ] Computed and/alt/rep : 332/994/330 causal constraints (skipped 343 transitions) in 73 ms.
[2024-05-23 20:36:25] [INFO ] Added : 2 causal constraints over 1 iterations in 159 ms. Result :sat
Minimization took 292 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[127] Max Struct:[128]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[127] Max Struct:[128]
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 39 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 38 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
[2024-05-23 20:36:26] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:36:26] [INFO ] Invariant cache hit.
[2024-05-23 20:36:26] [INFO ] Implicit Places using invariants in 278 ms returned []
[2024-05-23 20:36:26] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:36:26] [INFO ] Invariant cache hit.
[2024-05-23 20:36:26] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 20:36:27] [INFO ] Implicit Places using invariants and state equation in 1150 ms returned []
Implicit Place search using SMT with State Equation took 1434 ms to find 0 implicit places.
[2024-05-23 20:36:27] [INFO ] Redundant transitions in 16 ms returned []
Running 1198 sub problems to find dead transitions.
[2024-05-23 20:36:27] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:36:27] [INFO ] Invariant cache hit.
[2024-05-23 20:36:27] [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
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (OVERLAPS) 675/1088 variables, 413/416 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1088 variables, 72/488 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1088/1088 variables, and 488 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1198/1198 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/413 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (OVERLAPS) 675/1088 variables, 413/416 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1088 variables, 72/488 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1088 variables, 1198/1686 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1088/1088 variables, and 1686 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1198/1198 constraints, Known Traps: 0/0 constraints]
After SMT, in 64810ms problems are : Problem set: 0 solved, 1198 unsolved
Search for dead transitions found 0 dead transitions in 64821ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66320 ms. Remains : 413/413 places, 1200/1200 transitions.
[2024-05-23 20:37:32] [INFO ] Flatten gal took : 29 ms
[2024-05-23 20:37:32] [INFO ] Flatten gal took : 24 ms
RANDOM walk for 40001 steps (8 resets) in 146 ms. (272 steps per ms) remains 2/2 properties
[2024-05-23 20:37:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6077245403654318053.gal : 4 ms
[2024-05-23 20:37:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3964137808471271994.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/ReachabilityCardinality6077245403654318053.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3964137808471271994.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 46 ms. (851 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 43 ms. (909 steps per ms) remains 2/2 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality3964137808471271994.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :31 after 1995
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1995 after 1.24464e+06
Interrupted probabilistic random walk after 300995 steps, run timeout after 3001 ms. (steps per millisecond=100 ) properties seen :0 out of 2
Probabilistic random walk after 300995 steps, saw 184579 distinct states, run finished after 3001 ms. (steps per millisecond=100 ) properties seen :0
[2024-05-23 20:37:35] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:37:35] [INFO ] Invariant cache hit.
[2024-05-23 20:37:35] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/384 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/384 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 641/1025 variables, 384/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 18/1043 variables, 4/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1043 variables, 68/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1043 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 6/1049 variables, 2/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1049 variables, 2/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1049 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 17/1066 variables, 11/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1066 variables, 4/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1066 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 8/1074 variables, 4/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1074 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 8/1082 variables, 4/484 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1082 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 6/1088 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1088 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1088 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1088/1088 variables, and 488 constraints, problems are : Problem set: 0 solved, 2 unsolved in 572 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/384 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/384 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 641/1025 variables, 384/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 18/1043 variables, 4/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1043 variables, 68/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1043 variables, 2/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1043 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 6/1049 variables, 2/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1049 variables, 2/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1049 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 17/1066 variables, 11/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1066 variables, 4/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1066 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 8/1074 variables, 4/482 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1074 variables, 0/482 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 8/1082 variables, 4/486 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1082 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 6/1088 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1088 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/1088 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1088/1088 variables, and 490 constraints, problems are : Problem set: 0 solved, 2 unsolved in 590 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1171ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1340 ms.
Support contains 1 out of 413 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1200/1200 transitions.
Applied a total of 0 rules in 68 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 68 ms. Remains : 413/413 places, 1200/1200 transitions.
RANDOM walk for 40000 steps (8 resets) in 139 ms. (285 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 32 ms. (1212 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :1.24464e+06 after 3.74714e+10
Interrupted probabilistic random walk after 321021 steps, run timeout after 3005 ms. (steps per millisecond=106 ) properties seen :0 out of 2
Probabilistic random walk after 321021 steps, saw 196857 distinct states, run finished after 3007 ms. (steps per millisecond=106 ) properties seen :0
[2024-05-23 20:37:41] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:37:41] [INFO ] Invariant cache hit.
[2024-05-23 20:37:41] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/384 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/384 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 641/1025 variables, 384/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 18/1043 variables, 4/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1043 variables, 68/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1043 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 6/1049 variables, 2/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1049 variables, 2/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1049 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 17/1066 variables, 11/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1066 variables, 4/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1066 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 8/1074 variables, 4/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1074 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 8/1082 variables, 4/484 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1082 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 6/1088 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1088 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1088 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1088/1088 variables, and 488 constraints, problems are : Problem set: 0 solved, 2 unsolved in 567 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/384 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/384 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 641/1025 variables, 384/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1025 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 18/1043 variables, 4/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1043 variables, 68/457 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1043 variables, 2/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1043 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 6/1049 variables, 2/461 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1049 variables, 2/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1049 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 17/1066 variables, 11/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1066 variables, 4/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1066 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 8/1074 variables, 4/482 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1074 variables, 0/482 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 8/1082 variables, 4/486 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1082 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 6/1088 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1088 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 0/1088 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1088/1088 variables, and 490 constraints, problems are : Problem set: 0 solved, 2 unsolved in 557 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1135ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1274 ms.
Support contains 1 out of 413 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1200/1200 transitions.
Applied a total of 0 rules in 52 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 53 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 53 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
[2024-05-23 20:37:43] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:37:43] [INFO ] Invariant cache hit.
[2024-05-23 20:37:44] [INFO ] Implicit Places using invariants in 290 ms returned []
[2024-05-23 20:37:44] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:37:44] [INFO ] Invariant cache hit.
[2024-05-23 20:37:44] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-23 20:37:45] [INFO ] Implicit Places using invariants and state equation in 1158 ms returned []
Implicit Place search using SMT with State Equation took 1449 ms to find 0 implicit places.
[2024-05-23 20:37:45] [INFO ] Redundant transitions in 19 ms returned []
Running 1198 sub problems to find dead transitions.
[2024-05-23 20:37:45] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2024-05-23 20:37:45] [INFO ] Invariant cache hit.
[2024-05-23 20:37:45] [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
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (OVERLAPS) 675/1088 variables, 413/416 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :3.74714e+10 after 5.80652e+17
At refinement iteration 3 (INCLUDED_ONLY) 0/1088 variables, 72/488 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1088/1088 variables, and 488 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1198/1198 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1198 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/413 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
Detected timeout of ITS tools.
[2024-05-23 20:38:22] [INFO ] Flatten gal took : 25 ms
[2024-05-23 20:38:22] [INFO ] Applying decomposition
[2024-05-23 20:38:22] [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/graph13777476507632755340.txt' '-o' '/tmp/graph13777476507632755340.bin' '-w' '/tmp/graph13777476507632755340.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph13777476507632755340.bin' '-l' '-1' '-v' '-w' '/tmp/graph13777476507632755340.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:38:22] [INFO ] Decomposing Gal with order
[2024-05-23 20:38:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:38:22] [INFO ] Removed a total of 2052 redundant transitions.
[2024-05-23 20:38:22] [INFO ] Flatten gal took : 39 ms
[2024-05-23 20:38:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 842 labels/synchronizations in 17 ms.
[2024-05-23 20:38:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4428086730663290093.gal : 4 ms
[2024-05-23 20:38:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1901246008148080822.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/ReachabilityCardinality4428086730663290093.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1901246008148080822.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/ReachabilityCardinality1901246008148080822.prop.
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (OVERLAPS) 675/1088 variables, 413/416 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1088 variables, 72/488 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1088 variables, 1198/1686 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1088/1088 variables, and 1686 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 413/413 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 1198/1198 constraints, Known Traps: 0/0 constraints]
After SMT, in 64952ms problems are : Problem set: 0 solved, 1198 unsolved
Search for dead transitions found 0 dead transitions in 64965ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66493 ms. Remains : 413/413 places, 1200/1200 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 525 transitions
Reduce isomorphic transitions removed 525 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 536 rules applied. Total rules applied 536 place count 413 transition count 664
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 547 place count 402 transition count 664
Performed 67 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 67 Pre rules applied. Total rules applied 547 place count 402 transition count 597
Deduced a syphon composed of 67 places in 0 ms
Reduce places removed 67 places and 0 transitions.
Iterating global reduction 2 with 134 rules applied. Total rules applied 681 place count 335 transition count 597
Performed 126 Post agglomeration using F-continuation condition.Transition count delta: 126
Deduced a syphon composed of 126 places in 0 ms
Reduce places removed 126 places and 0 transitions.
Iterating global reduction 2 with 252 rules applied. Total rules applied 933 place count 209 transition count 471
Discarding 63 places :
Symmetric choice reduction at 2 with 63 rule applications. Total rules 996 place count 146 transition count 345
Iterating global reduction 2 with 63 rules applied. Total rules applied 1059 place count 146 transition count 345
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1060 place count 146 transition count 344
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1060 place count 146 transition count 343
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 1062 place count 145 transition count 343
Discarding 62 places :
Symmetric choice reduction at 3 with 62 rule applications. Total rules 1124 place count 83 transition count 219
Iterating global reduction 3 with 62 rules applied. Total rules applied 1186 place count 83 transition count 219
Discarding 62 places :
Symmetric choice reduction at 3 with 62 rule applications. Total rules 1248 place count 21 transition count 95
Iterating global reduction 3 with 62 rules applied. Total rules applied 1310 place count 21 transition count 95
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Iterating post reduction 3 with 62 rules applied. Total rules applied 1372 place count 21 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 1374 place count 20 transition count 34
Applied a total of 1374 rules in 21 ms. Remains 20 /413 variables (removed 393) and now considering 34/1200 (removed 1166) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 34 rows 20 cols
[2024-05-23 20:38:50] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 20:38:50] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 20:38:50] [INFO ] After 30ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-05-23 20:38:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 20:38:50] [INFO ] After 10ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2024-05-23 20:38:50] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 20:38:50] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2024-05-23 20:38:50] [INFO ] After 7ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2024-05-23 20:38:50] [INFO ] After 46ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2024-05-23 20:38:50] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:38:50] [INFO ] Flatten gal took : 0 ms
[2024-05-23 20:38:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10716192638917921645.gal : 1 ms
[2024-05-23 20:38:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4779385299786317626.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/ReachabilityCardinality10716192638917921645.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4779385299786317626.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/ReachabilityCardinality4779385299786317626.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :759 after 56021
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :56021 after 9.23354e+07
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :9.23354e+07 after 3.13722e+11
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3.13722e+11 after 1.58193e+12
Detected timeout of ITS tools.
[2024-05-23 20:39:05] [INFO ] Flatten gal took : 1 ms
[2024-05-23 20:39:05] [INFO ] Applying decomposition
[2024-05-23 20:39:05] [INFO ] Flatten gal took : 2 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/graph1687817293889076842.txt' '-o' '/tmp/graph1687817293889076842.bin' '-w' '/tmp/graph1687817293889076842.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph1687817293889076842.bin' '-l' '-1' '-v' '-w' '/tmp/graph1687817293889076842.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:39:05] [INFO ] Decomposing Gal with order
[2024-05-23 20:39:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:39:05] [INFO ] Removed a total of 36 redundant transitions.
[2024-05-23 20:39:05] [INFO ] Flatten gal took : 2 ms
[2024-05-23 20:39:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 6 labels/synchronizations in 1 ms.
[2024-05-23 20:39:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1580300085623803213.gal : 1 ms
[2024-05-23 20:39:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17191720163340509971.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/ReachabilityCardinality1580300085623803213.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17191720163340509971.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/ReachabilityCardinality17191720163340509971.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :69 after 759
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :759 after 220542
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30187 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[127] Max Struct:[128]
Ending property specific reduction for FunctionPointer-PT-c128-UpperBounds-15 in 180854 ms.
[2024-05-23 20:39:20] [INFO ] Flatten gal took : 31 ms
[2024-05-23 20:39:20] [INFO ] Applying decomposition
[2024-05-23 20:39:20] [INFO ] Flatten gal took : 27 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph17174946376997120616.txt' '-o' '/tmp/graph17174946376997120616.bin' '-w' '/tmp/graph17174946376997120616.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph17174946376997120616.bin' '-l' '-1' '-v' '-w' '/tmp/graph17174946376997120616.weights' '-q' '0' '-e' '0.001'
[2024-05-23 20:39:20] [INFO ] Decomposing Gal with order
[2024-05-23 20:39:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 20:39:20] [INFO ] Removed a total of 2295 redundant transitions.
[2024-05-23 20:39:20] [INFO ] Flatten gal took : 51 ms
[2024-05-23 20:39:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 1138 labels/synchronizations in 22 ms.
[2024-05-23 20:39:20] [INFO ] Time to serialize gal into /tmp/UpperBounds16143849336132220468.gal : 5 ms
[2024-05-23 20:39:20] [INFO ] Time to serialize properties into /tmp/UpperBounds3689250754000685394.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/UpperBounds16143849336132220468.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds3689250754000685394.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 ...284
Loading property file /tmp/UpperBounds3689250754000685394.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