About the Execution of 2024-gold for FunctionPointer-PT-c008
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 15687.160 | 3600000.00 | 4919497.00 | 11779.00 | 0 1 0 ? inf ? 0 ? ? 0 ? 8 ? ? 8 ? | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r111-smll-174867015800017.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool gold2024
Input is FunctionPointer-PT-c008, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r111-smll-174867015800017
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 4.2M May 29 14:32 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
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-00
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-01
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-02
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-03
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-04
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-05
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-06
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-07
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-08
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-09
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-10
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-11
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-12
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-13
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-14
FORMULA_NAME FunctionPointer-PT-c008-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748776815692
Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-c008
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2025-06-01 11:20:18] [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]
[2025-06-01 11:20:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 11:20:19] [INFO ] Load time of PNML (sax parser for PT used): 941 ms
[2025-06-01 11:20:19] [INFO ] Transformed 2826 places.
[2025-06-01 11:20:19] [INFO ] Transformed 8960 transitions.
[2025-06-01 11:20:19] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 1254 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 13 ms.
Deduced a syphon composed of 1198 places in 51 ms
Reduce places removed 1198 places and 2998 transitions.
FORMULA FunctionPointer-PT-c008-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c008-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c008-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c008-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-06-01 11:20:19] [INFO ] Flow matrix only has 3540 transitions (discarded 2422 similar events)
// Phase 1: matrix 3540 rows 1628 cols
[2025-06-01 11:20:19] [INFO ] Computed 4 invariants in 119 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf, +inf, 8, +inf]
RANDOM walk for 10000 steps (2 resets) in 361 ms. (27 steps per ms)
FORMULA FunctionPointer-PT-c008-UpperBounds-11 8 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 110011 steps (23 resets) in 393 ms. (279 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 1, 2, 1, 1, 2, 1, 0, 1, 1, 0] Max Struct:[1, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
[2025-06-01 11:20:20] [INFO ] Flow matrix only has 3540 transitions (discarded 2422 similar events)
[2025-06-01 11:20:20] [INFO ] Invariant cache hit.
[2025-06-01 11:20:21] [INFO ] [Real]Absence check using 3 positive place invariants in 40 ms returned sat
[2025-06-01 11:20:21] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 4 ms returned sat
[2025-06-01 11:20:23] [INFO ] [Real]Absence check using state equation in 1549 ms returned sat
[2025-06-01 11:20:23] [INFO ] State equation strengthened by 479 read => feed constraints.
[2025-06-01 11:20:23] [INFO ] [Real]Added 479 Read/Feed constraints in 330 ms returned sat
[2025-06-01 11:20:23] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:20:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 33 ms returned sat
[2025-06-01 11:20:24] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:20:25] [INFO ] [Nat]Absence check using state equation in 1401 ms returned sat
[2025-06-01 11:20:25] [INFO ] [Nat]Added 479 Read/Feed constraints in 223 ms returned sat
[2025-06-01 11:20:27] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 1154 ms.
[2025-06-01 11:20:28] [INFO ] Added : 2 causal constraints over 1 iterations in 1911 ms. Result :sat
Minimization took 620 ms.
[2025-06-01 11:20:29] [INFO ] [Real]Absence check using 3 positive place invariants in 31 ms returned sat
[2025-06-01 11:20:29] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:20:30] [INFO ] [Real]Absence check using state equation in 1320 ms returned sat
[2025-06-01 11:20:30] [INFO ] [Real]Added 479 Read/Feed constraints in 315 ms returned sat
[2025-06-01 11:20:31] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:20:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 31 ms returned sat
[2025-06-01 11:20:31] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:20:32] [INFO ] [Nat]Absence check using state equation in 1384 ms returned sat
[2025-06-01 11:20:33] [INFO ] [Nat]Added 479 Read/Feed constraints in 313 ms returned sat
[2025-06-01 11:20:34] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 916 ms.
[2025-06-01 11:20:34] [INFO ] Added : 1 causal constraints over 1 iterations in 1471 ms. Result :sat
Minimization took 617 ms.
[2025-06-01 11:20:35] [INFO ] [Real]Absence check using 3 positive place invariants in 33 ms returned sat
[2025-06-01 11:20:35] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:20:37] [INFO ] [Real]Absence check using state equation in 1515 ms returned sat
[2025-06-01 11:20:37] [INFO ] [Real]Added 479 Read/Feed constraints in 283 ms returned sat
[2025-06-01 11:20:38] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:20:38] [INFO ] [Nat]Absence check using 3 positive place invariants in 32 ms returned sat
[2025-06-01 11:20:38] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:20:40] [INFO ] [Nat]Absence check using state equation in 1588 ms returned sat
[2025-06-01 11:20:40] [INFO ] [Nat]Added 479 Read/Feed constraints in 274 ms returned sat
[2025-06-01 11:20:41] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 816 ms.
[2025-06-01 11:20:41] [INFO ] Added : 2 causal constraints over 1 iterations in 1241 ms. Result :sat
Minimization took 583 ms.
[2025-06-01 11:20:42] [INFO ] [Real]Absence check using 3 positive place invariants in 19 ms returned sat
[2025-06-01 11:20:42] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:20:43] [INFO ] [Real]Absence check using state equation in 1292 ms returned sat
[2025-06-01 11:20:44] [INFO ] [Real]Added 479 Read/Feed constraints in 194 ms returned sat
[2025-06-01 11:20:44] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:20:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 32 ms returned sat
[2025-06-01 11:20:44] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:20:46] [INFO ] [Nat]Absence check using state equation in 1338 ms returned sat
[2025-06-01 11:20:46] [INFO ] [Nat]Added 479 Read/Feed constraints in 148 ms returned sat
[2025-06-01 11:20:46] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 607 ms.
[2025-06-01 11:20:47] [INFO ] Added : 2 causal constraints over 1 iterations in 1164 ms. Result :sat
Minimization took 610 ms.
[2025-06-01 11:20:48] [INFO ] [Real]Absence check using 3 positive place invariants in 18 ms returned sat
[2025-06-01 11:20:48] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:20:49] [INFO ] [Real]Absence check using state equation in 1374 ms returned sat
[2025-06-01 11:20:50] [INFO ] [Real]Added 479 Read/Feed constraints in 214 ms returned sat
[2025-06-01 11:20:50] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:20:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 32 ms returned sat
[2025-06-01 11:20:50] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:20:51] [INFO ] [Nat]Absence check using state equation in 1482 ms returned sat
[2025-06-01 11:20:52] [INFO ] [Nat]Added 479 Read/Feed constraints in 199 ms returned sat
[2025-06-01 11:20:55] [INFO ] Deduced a trap composed of 142 places in 3052 ms of which 255 ms to minimize.
[2025-06-01 11:20:55] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 4
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2025-06-01 11:20:55] [INFO ] [Real]Absence check using 3 positive place invariants in 31 ms returned sat
[2025-06-01 11:20:55] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:20:57] [INFO ] [Real]Absence check using state equation in 1501 ms returned sat
[2025-06-01 11:20:57] [INFO ] [Real]Added 479 Read/Feed constraints in 237 ms returned sat
[2025-06-01 11:20:57] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:20:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 19 ms returned sat
[2025-06-01 11:20:58] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:20:59] [INFO ] [Nat]Absence check using state equation in 1340 ms returned sat
[2025-06-01 11:20:59] [INFO ] [Nat]Added 479 Read/Feed constraints in 491 ms returned sat
[2025-06-01 11:21:02] [INFO ] Deduced a trap composed of 134 places in 2366 ms of which 16 ms to minimize.
[2025-06-01 11:21:04] [INFO ] Deduced a trap composed of 133 places in 2128 ms of which 16 ms to minimize.
[2025-06-01 11:21:04] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 5
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2025-06-01 11:21:04] [INFO ] [Real]Absence check using 3 positive place invariants in 18 ms returned sat
[2025-06-01 11:21:04] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-01 11:21:06] [INFO ] [Real]Absence check using state equation in 1326 ms returned sat
[2025-06-01 11:21:06] [INFO ] [Real]Added 479 Read/Feed constraints in 186 ms returned sat
[2025-06-01 11:21:06] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:21:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 32 ms returned sat
[2025-06-01 11:21:07] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:21:08] [INFO ] [Nat]Absence check using state equation in 1448 ms returned sat
[2025-06-01 11:21:08] [INFO ] [Nat]Added 479 Read/Feed constraints in 168 ms returned sat
[2025-06-01 11:21:09] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 822 ms.
[2025-06-01 11:21:10] [INFO ] Added : 2 causal constraints over 1 iterations in 1248 ms. Result :sat
Minimization took 593 ms.
[2025-06-01 11:21:11] [INFO ] [Real]Absence check using 3 positive place invariants in 18 ms returned sat
[2025-06-01 11:21:11] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 6 ms returned sat
[2025-06-01 11:21:12] [INFO ] [Real]Absence check using state equation in 1393 ms returned sat
[2025-06-01 11:21:12] [INFO ] [Real]Added 479 Read/Feed constraints in 338 ms returned sat
[2025-06-01 11:21:13] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:21:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 32 ms returned sat
[2025-06-01 11:21:13] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:21:15] [INFO ] [Nat]Absence check using state equation in 1615 ms returned sat
[2025-06-01 11:21:15] [INFO ] [Nat]Added 479 Read/Feed constraints in 310 ms returned sat
[2025-06-01 11:21:16] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 743 ms.
[2025-06-01 11:21:19] [INFO ] Deduced a trap composed of 142 places in 3195 ms of which 26 ms to minimize.
[2025-06-01 11:21:19] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 7
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.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)
[2025-06-01 11:21:20] [INFO ] [Real]Absence check using 3 positive place invariants in 31 ms returned sat
[2025-06-01 11:21:20] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:21:21] [INFO ] [Real]Absence check using state equation in 1474 ms returned sat
[2025-06-01 11:21:22] [INFO ] [Real]Added 479 Read/Feed constraints in 339 ms returned sat
[2025-06-01 11:21:22] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:21:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 32 ms returned sat
[2025-06-01 11:21:22] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:21:24] [INFO ] [Nat]Absence check using state equation in 1473 ms returned sat
[2025-06-01 11:21:24] [INFO ] [Nat]Added 479 Read/Feed constraints in 429 ms returned sat
[2025-06-01 11:21:27] [INFO ] Deduced a trap composed of 134 places in 2284 ms of which 16 ms to minimize.
[2025-06-01 11:21:30] [INFO ] Deduced a trap composed of 133 places in 2858 ms of which 22 ms to minimize.
[2025-06-01 11:21:30] [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 8
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2025-06-01 11:21:30] [INFO ] [Real]Absence check using 3 positive place invariants in 28 ms returned sat
[2025-06-01 11:21:30] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:21:32] [INFO ] [Real]Absence check using state equation in 1461 ms returned sat
[2025-06-01 11:21:32] [INFO ] [Real]Added 479 Read/Feed constraints in 410 ms returned sat
[2025-06-01 11:21:32] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:21:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 32 ms returned sat
[2025-06-01 11:21:33] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:21:34] [INFO ] [Nat]Absence check using state equation in 1410 ms returned sat
[2025-06-01 11:21:34] [INFO ] [Nat]Added 479 Read/Feed constraints in 376 ms returned sat
[2025-06-01 11:21:35] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 710 ms.
[2025-06-01 11:21:36] [INFO ] Added : 2 causal constraints over 1 iterations in 1189 ms. Result :sat
Minimization took 613 ms.
[2025-06-01 11:21:37] [INFO ] [Real]Absence check using 3 positive place invariants in 18 ms returned sat
[2025-06-01 11:21:37] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:21:38] [INFO ] [Real]Absence check using state equation in 1157 ms returned sat
[2025-06-01 11:21:38] [INFO ] [Real]Added 479 Read/Feed constraints in 292 ms returned sat
[2025-06-01 11:21:39] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:21:39] [INFO ] [Nat]Absence check using 3 positive place invariants in 32 ms returned sat
[2025-06-01 11:21:39] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:21:40] [INFO ] [Nat]Absence check using state equation in 1442 ms returned sat
[2025-06-01 11:21:41] [INFO ] [Nat]Added 479 Read/Feed constraints in 195 ms returned sat
[2025-06-01 11:21:41] [INFO ] Computed and/alt/rep : 351/504/351 causal constraints (skipped 3187 transitions) in 725 ms.
[2025-06-01 11:21:42] [INFO ] Added : 2 causal constraints over 1 iterations in 1242 ms. Result :sat
Minimization took 610 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 1, 2, 1, 1, 2, 1, 0, 1, 1, 0] Max Struct:[1, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 1, 2, 1, 1, 2, 1, 0, 1, 1, 0] Max Struct:[1, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Support contains 11 out of 1628 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1628/1628 places, 5962/5962 transitions.
Graph (complete) has 7332 edges and 1628 vertex of which 1425 are kept as prefixes of interest. Removing 203 places using SCC suffix rule.35 ms
Discarding 203 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 373 transitions
Reduce isomorphic transitions removed 373 transitions.
Iterating post reduction 0 with 373 rules applied. Total rules applied 374 place count 1425 transition count 5589
Discarding 298 places :
Symmetric choice reduction at 1 with 298 rule applications. Total rules 672 place count 1127 transition count 3313
Iterating global reduction 1 with 298 rules applied. Total rules applied 970 place count 1127 transition count 3313
Ensure Unique test removed 358 transitions
Reduce isomorphic transitions removed 358 transitions.
Iterating post reduction 1 with 358 rules applied. Total rules applied 1328 place count 1127 transition count 2955
Discarding 156 places :
Symmetric choice reduction at 2 with 156 rule applications. Total rules 1484 place count 971 transition count 2643
Iterating global reduction 2 with 156 rules applied. Total rules applied 1640 place count 971 transition count 2643
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 2 with 68 rules applied. Total rules applied 1708 place count 971 transition count 2575
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1722 place count 957 transition count 2547
Iterating global reduction 3 with 14 rules applied. Total rules applied 1736 place count 957 transition count 2547
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1750 place count 943 transition count 2519
Iterating global reduction 3 with 14 rules applied. Total rules applied 1764 place count 943 transition count 2519
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1778 place count 929 transition count 2491
Iterating global reduction 3 with 14 rules applied. Total rules applied 1792 place count 929 transition count 2491
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1805 place count 916 transition count 2465
Iterating global reduction 3 with 13 rules applied. Total rules applied 1818 place count 916 transition count 2465
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1831 place count 903 transition count 2439
Iterating global reduction 3 with 13 rules applied. Total rules applied 1844 place count 903 transition count 2439
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1857 place count 890 transition count 2413
Iterating global reduction 3 with 13 rules applied. Total rules applied 1870 place count 890 transition count 2413
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 1882 place count 878 transition count 2389
Iterating global reduction 3 with 12 rules applied. Total rules applied 1894 place count 878 transition count 2389
Discarding 51 places :
Symmetric choice reduction at 3 with 51 rule applications. Total rules 1945 place count 827 transition count 2197
Iterating global reduction 3 with 51 rules applied. Total rules applied 1996 place count 827 transition count 2197
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 2053 place count 770 transition count 1969
Iterating global reduction 3 with 57 rules applied. Total rules applied 2110 place count 770 transition count 1969
Discarding 56 places :
Symmetric choice reduction at 3 with 56 rule applications. Total rules 2166 place count 714 transition count 1833
Iterating global reduction 3 with 56 rules applied. Total rules applied 2222 place count 714 transition count 1833
Discarding 56 places :
Symmetric choice reduction at 3 with 56 rule applications. Total rules 2278 place count 658 transition count 1721
Iterating global reduction 3 with 56 rules applied. Total rules applied 2334 place count 658 transition count 1721
Discarding 56 places :
Symmetric choice reduction at 3 with 56 rule applications. Total rules 2390 place count 602 transition count 1609
Iterating global reduction 3 with 56 rules applied. Total rules applied 2446 place count 602 transition count 1609
Discarding 56 places :
Symmetric choice reduction at 3 with 56 rule applications. Total rules 2502 place count 546 transition count 1497
Iterating global reduction 3 with 56 rules applied. Total rules applied 2558 place count 546 transition count 1497
Discarding 55 places :
Symmetric choice reduction at 3 with 55 rule applications. Total rules 2613 place count 491 transition count 1387
Iterating global reduction 3 with 55 rules applied. Total rules applied 2668 place count 491 transition count 1387
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 2680 place count 479 transition count 1363
Iterating global reduction 3 with 12 rules applied. Total rules applied 2692 place count 479 transition count 1363
Drop transitions (Redundant composition of simpler transitions.) removed 14 transitions
Redundant transition composition rules discarded 14 transitions
Iterating global reduction 3 with 14 rules applied. Total rules applied 2706 place count 479 transition count 1349
Applied a total of 2706 rules in 2034 ms. Remains 479 /1628 variables (removed 1149) and now considering 1349/5962 (removed 4613) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2054 ms. Remains : 479/1628 places, 1349/5962 transitions.
[2025-06-01 11:21:45] [INFO ] Flow matrix only has 785 transitions (discarded 564 similar events)
Found an invariant !
This invariant on transitions {260=1, 399=1, 605=1, 764=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {253=1, 392=1, 726=1, 774=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 227 ms. (steps per millisecond=44 ) properties (out of 11) seen :[0, 5, 2, 0, 1, 0, 2, 1, 1, 0, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 5, 2, 1, 1, 2, 2, 1, 1, 1, 2] Max Struct:[1, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
[2025-06-01 11:21:45] [INFO ] Flow matrix only has 785 transitions (discarded 564 similar events)
// Phase 1: matrix 785 rows 479 cols
[2025-06-01 11:21:45] [INFO ] Computed 2 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 5, 2, 1, 1, 2, 2, 1, 1, 1, 2] Max Struct:[1, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
RANDOM walk for 1000000 steps (2 resets) in 3869 ms. (258 steps per ms)
FORMULA FunctionPointer-PT-c008-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 10000010 steps (20 resets) in 8923 ms. (1120 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[943, 131, 5, 100, 2, 14, 112, 1, 1, 5] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
[2025-06-01 11:21:58] [INFO ] Flow matrix only has 785 transitions (discarded 564 similar events)
[2025-06-01 11:21:58] [INFO ] Invariant cache hit.
[2025-06-01 11:21:58] [INFO ] [Real]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:21:58] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:21:59] [INFO ] [Real]Absence check using state equation in 261 ms returned sat
[2025-06-01 11:21:59] [INFO ] State equation strengthened by 101 read => feed constraints.
[2025-06-01 11:21:59] [INFO ] [Real]Added 101 Read/Feed constraints in 56 ms returned sat
[2025-06-01 11:21:59] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:21:59] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:21:59] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:21:59] [INFO ] [Nat]Absence check using state equation in 378 ms returned sat
[2025-06-01 11:21:59] [INFO ] [Nat]Added 101 Read/Feed constraints in 44 ms returned sat
[2025-06-01 11:21:59] [INFO ] Computed and/alt/rep : 96/101/86 causal constraints (skipped 697 transitions) in 94 ms.
[2025-06-01 11:22:00] [INFO ] Added : 1 causal constraints over 1 iterations in 197 ms. Result :sat
Minimization took 721 ms.
[2025-06-01 11:22:00] [INFO ] [Real]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:22:00] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:01] [INFO ] [Real]Absence check using state equation in 261 ms returned sat
[2025-06-01 11:22:01] [INFO ] [Real]Added 101 Read/Feed constraints in 99 ms returned sat
[2025-06-01 11:22:01] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:01] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:01] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:22:01] [INFO ] [Nat]Absence check using state equation in 382 ms returned sat
[2025-06-01 11:22:01] [INFO ] [Nat]Added 101 Read/Feed constraints in 109 ms returned sat
[2025-06-01 11:22:02] [INFO ] Computed and/alt/rep : 96/101/86 causal constraints (skipped 697 transitions) in 147 ms.
[2025-06-01 11:22:02] [INFO ] Added : 2 causal constraints over 1 iterations in 321 ms. Result :sat
Minimization took 820 ms.
[2025-06-01 11:22:03] [INFO ] [Real]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:22:03] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:22:03] [INFO ] [Real]Absence check using state equation in 391 ms returned sat
[2025-06-01 11:22:03] [INFO ] [Real]Added 101 Read/Feed constraints in 70 ms returned sat
[2025-06-01 11:22:03] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:04] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 6 ms returned sat
[2025-06-01 11:22:04] [INFO ] [Nat]Absence check using state equation in 417 ms returned sat
[2025-06-01 11:22:04] [INFO ] [Nat]Added 101 Read/Feed constraints in 76 ms returned sat
[2025-06-01 11:22:04] [INFO ] Computed and/alt/rep : 96/101/86 causal constraints (skipped 697 transitions) in 151 ms.
[2025-06-01 11:22:04] [INFO ] Added : 2 causal constraints over 1 iterations in 323 ms. Result :sat
Minimization took 812 ms.
[2025-06-01 11:22:05] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:22:05] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-01 11:22:06] [INFO ] [Real]Absence check using state equation in 259 ms returned sat
[2025-06-01 11:22:06] [INFO ] [Real]Added 101 Read/Feed constraints in 103 ms returned sat
[2025-06-01 11:22:06] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:06] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:06] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:06] [INFO ] [Nat]Absence check using state equation in 405 ms returned sat
[2025-06-01 11:22:06] [INFO ] [Nat]Added 101 Read/Feed constraints in 122 ms returned sat
[2025-06-01 11:22:07] [INFO ] Computed and/alt/rep : 96/101/86 causal constraints (skipped 697 transitions) in 146 ms.
[2025-06-01 11:22:07] [INFO ] Added : 2 causal constraints over 1 iterations in 326 ms. Result :sat
Minimization took 823 ms.
[2025-06-01 11:22:08] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:08] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:08] [INFO ] [Real]Absence check using state equation in 411 ms returned sat
[2025-06-01 11:22:08] [INFO ] [Real]Added 101 Read/Feed constraints in 57 ms returned sat
[2025-06-01 11:22:08] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:09] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:09] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:09] [INFO ] [Nat]Absence check using state equation in 374 ms returned sat
[2025-06-01 11:22:09] [INFO ] [Nat]Added 101 Read/Feed constraints in 142 ms returned sat
[2025-06-01 11:22:09] [INFO ] Computed and/alt/rep : 96/101/86 causal constraints (skipped 697 transitions) in 140 ms.
[2025-06-01 11:22:09] [INFO ] Added : 2 causal constraints over 1 iterations in 297 ms. Result :sat
Minimization took 802 ms.
[2025-06-01 11:22:10] [INFO ] [Real]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:22:10] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:22:11] [INFO ] [Real]Absence check using state equation in 383 ms returned sat
[2025-06-01 11:22:11] [INFO ] [Real]Added 101 Read/Feed constraints in 69 ms returned sat
[2025-06-01 11:22:11] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:11] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:22:11] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:22:11] [INFO ] [Nat]Absence check using state equation in 386 ms returned sat
[2025-06-01 11:22:12] [INFO ] [Nat]Added 101 Read/Feed constraints in 87 ms returned sat
[2025-06-01 11:22:12] [INFO ] Computed and/alt/rep : 96/101/86 causal constraints (skipped 697 transitions) in 150 ms.
[2025-06-01 11:22:12] [INFO ] Added : 2 causal constraints over 1 iterations in 323 ms. Result :sat
Minimization took 847 ms.
[2025-06-01 11:22:13] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:22:13] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:13] [INFO ] [Real]Absence check using state equation in 273 ms returned sat
[2025-06-01 11:22:13] [INFO ] [Real]Added 101 Read/Feed constraints in 62 ms returned sat
[2025-06-01 11:22:13] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:13] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:22:14] [INFO ] [Nat]Absence check using state equation in 391 ms returned sat
[2025-06-01 11:22:14] [INFO ] [Nat]Added 101 Read/Feed constraints in 99 ms returned sat
[2025-06-01 11:22:14] [INFO ] Computed and/alt/rep : 96/101/86 causal constraints (skipped 697 transitions) in 147 ms.
[2025-06-01 11:22:14] [INFO ] Added : 2 causal constraints over 1 iterations in 330 ms. Result :sat
Minimization took 818 ms.
[2025-06-01 11:22:15] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:15] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-01 11:22:16] [INFO ] [Real]Absence check using state equation in 412 ms returned sat
[2025-06-01 11:22:16] [INFO ] [Real]Added 101 Read/Feed constraints in 66 ms returned sat
[2025-06-01 11:22:16] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:16] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:22:16] [INFO ] [Nat]Absence check using state equation in 428 ms returned sat
[2025-06-01 11:22:17] [INFO ] [Nat]Added 101 Read/Feed constraints in 136 ms returned sat
[2025-06-01 11:22:17] [INFO ] Computed and/alt/rep : 96/101/86 causal constraints (skipped 697 transitions) in 158 ms.
[2025-06-01 11:22:17] [INFO ] Added : 2 causal constraints over 1 iterations in 339 ms. Result :sat
Minimization took 905 ms.
[2025-06-01 11:22:18] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:18] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:22:18] [INFO ] [Real]Absence check using state equation in 385 ms returned sat
[2025-06-01 11:22:19] [INFO ] [Real]Added 101 Read/Feed constraints in 78 ms returned sat
[2025-06-01 11:22:19] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:19] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:22:19] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:22:19] [INFO ] [Nat]Absence check using state equation in 442 ms returned sat
[2025-06-01 11:22:19] [INFO ] [Nat]Added 101 Read/Feed constraints in 85 ms returned sat
[2025-06-01 11:22:19] [INFO ] Computed and/alt/rep : 96/101/86 causal constraints (skipped 697 transitions) in 93 ms.
[2025-06-01 11:22:19] [INFO ] Added : 2 causal constraints over 1 iterations in 207 ms. Result :sat
Minimization took 726 ms.
[2025-06-01 11:22:20] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:22:20] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:21] [INFO ] [Real]Absence check using state equation in 281 ms returned sat
[2025-06-01 11:22:21] [INFO ] [Real]Added 101 Read/Feed constraints in 39 ms returned sat
[2025-06-01 11:22:21] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:21] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:22:21] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:21] [INFO ] [Nat]Absence check using state equation in 400 ms returned sat
[2025-06-01 11:22:21] [INFO ] [Nat]Added 101 Read/Feed constraints in 50 ms returned sat
[2025-06-01 11:22:21] [INFO ] Computed and/alt/rep : 96/101/86 causal constraints (skipped 697 transitions) in 90 ms.
[2025-06-01 11:22:22] [INFO ] Added : 2 causal constraints over 1 iterations in 202 ms. Result :sat
Minimization took 585 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[943, 131, 5, 100, 2, 14, 112, 1, 1, 5] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[943, 131, 5, 100, 6, 14, 112, 7, 1, 5] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Support contains 10 out of 479 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 479/479 places, 1349/1349 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 478 transition count 1347
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 478 transition count 1347
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 477 transition count 1345
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 477 transition count 1345
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 476 transition count 1343
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 476 transition count 1343
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 475 transition count 1341
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 475 transition count 1341
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 474 transition count 1339
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 474 transition count 1339
Applied a total of 10 rules in 131 ms. Remains 474 /479 variables (removed 5) and now considering 1339/1349 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 132 ms. Remains : 474/479 places, 1339/1349 transitions.
[2025-06-01 11:22:22] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
Found an invariant !
This invariant on transitions {235=1, 371=1, 704=1, 773=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {238=1, 374=1, 707=1, 770=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 10) seen :[0, 1, 0, 1, 0, 0, 2, 0, 0, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[943, 131, 5, 100, 6, 14, 112, 7, 1, 5] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
[2025-06-01 11:22:23] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
// Phase 1: matrix 776 rows 474 cols
[2025-06-01 11:22:23] [INFO ] Computed 2 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[943, 131, 5, 100, 6, 14, 112, 7, 1, 5] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
RANDOM walk for 1000000 steps (2 resets) in 3905 ms. (256 steps per ms)
BEST_FIRST walk for 10000008 steps (20 resets) in 9243 ms. (1081 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[943, 206, 6, 100, 6, 185, 124, 7, 1, 5] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
[2025-06-01 11:22:36] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:22:36] [INFO ] Invariant cache hit.
[2025-06-01 11:22:36] [INFO ] [Real]Absence check using 1 positive place invariants in 14 ms returned sat
[2025-06-01 11:22:36] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:36] [INFO ] [Real]Absence check using state equation in 275 ms returned sat
[2025-06-01 11:22:36] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:22:37] [INFO ] [Real]Added 98 Read/Feed constraints in 65 ms returned sat
[2025-06-01 11:22:37] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:37] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:37] [INFO ] [Nat]Absence check using state equation in 293 ms returned sat
[2025-06-01 11:22:37] [INFO ] [Nat]Added 98 Read/Feed constraints in 50 ms returned sat
[2025-06-01 11:22:37] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 102 ms.
[2025-06-01 11:22:37] [INFO ] Added : 1 causal constraints over 1 iterations in 225 ms. Result :sat
Minimization took 637 ms.
[2025-06-01 11:22:38] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:38] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:22:39] [INFO ] [Real]Absence check using state equation in 418 ms returned sat
[2025-06-01 11:22:39] [INFO ] [Real]Added 98 Read/Feed constraints in 115 ms returned sat
[2025-06-01 11:22:39] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:39] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:22:39] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:39] [INFO ] [Nat]Absence check using state equation in 354 ms returned sat
[2025-06-01 11:22:39] [INFO ] [Nat]Added 98 Read/Feed constraints in 45 ms returned sat
[2025-06-01 11:22:39] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 145 ms.
[2025-06-01 11:22:40] [INFO ] Added : 5 causal constraints over 3 iterations in 410 ms. Result :sat
Minimization took 699 ms.
[2025-06-01 11:22:41] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:22:41] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:41] [INFO ] [Real]Absence check using state equation in 289 ms returned sat
[2025-06-01 11:22:41] [INFO ] [Real]Added 98 Read/Feed constraints in 93 ms returned sat
[2025-06-01 11:22:41] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:41] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:42] [INFO ] [Nat]Absence check using state equation in 412 ms returned sat
[2025-06-01 11:22:42] [INFO ] [Nat]Added 98 Read/Feed constraints in 78 ms returned sat
[2025-06-01 11:22:42] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 145 ms.
[2025-06-01 11:22:42] [INFO ] Added : 16 causal constraints over 5 iterations in 599 ms. Result :sat
Minimization took 818 ms.
[2025-06-01 11:22:43] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:43] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:44] [INFO ] [Real]Absence check using state equation in 447 ms returned sat
[2025-06-01 11:22:44] [INFO ] [Real]Added 98 Read/Feed constraints in 92 ms returned sat
[2025-06-01 11:22:44] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:44] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:22:44] [INFO ] [Nat]Absence check using state equation in 426 ms returned sat
[2025-06-01 11:22:45] [INFO ] [Nat]Added 98 Read/Feed constraints in 98 ms returned sat
[2025-06-01 11:22:45] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 155 ms.
[2025-06-01 11:22:45] [INFO ] Added : 5 causal constraints over 3 iterations in 501 ms. Result :sat
Minimization took 750 ms.
[2025-06-01 11:22:46] [INFO ] [Real]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:22:46] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:46] [INFO ] [Real]Absence check using state equation in 298 ms returned sat
[2025-06-01 11:22:46] [INFO ] [Real]Added 98 Read/Feed constraints in 58 ms returned sat
[2025-06-01 11:22:46] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:47] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:47] [INFO ] [Nat]Absence check using state equation in 417 ms returned sat
[2025-06-01 11:22:47] [INFO ] [Nat]Added 98 Read/Feed constraints in 125 ms returned sat
[2025-06-01 11:22:47] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 106 ms.
[2025-06-01 11:22:47] [INFO ] Added : 2 causal constraints over 1 iterations in 210 ms. Result :sat
Minimization took 614 ms.
[2025-06-01 11:22:48] [INFO ] [Real]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:22:48] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:48] [INFO ] [Real]Absence check using state equation in 293 ms returned sat
[2025-06-01 11:22:49] [INFO ] [Real]Added 98 Read/Feed constraints in 81 ms returned sat
[2025-06-01 11:22:49] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:49] [INFO ] [Nat]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:22:49] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:22:49] [INFO ] [Nat]Absence check using state equation in 267 ms returned sat
[2025-06-01 11:22:49] [INFO ] [Nat]Added 98 Read/Feed constraints in 56 ms returned sat
[2025-06-01 11:22:49] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 86 ms.
[2025-06-01 11:22:49] [INFO ] Added : 5 causal constraints over 3 iterations in 339 ms. Result :sat
Minimization took 817 ms.
[2025-06-01 11:22:50] [INFO ] [Real]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:22:50] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:22:51] [INFO ] [Real]Absence check using state equation in 389 ms returned sat
[2025-06-01 11:22:51] [INFO ] [Real]Added 98 Read/Feed constraints in 87 ms returned sat
[2025-06-01 11:22:51] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:51] [INFO ] [Nat]Absence check using 1 positive place invariants in 8 ms returned sat
[2025-06-01 11:22:51] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:51] [INFO ] [Nat]Absence check using state equation in 377 ms returned sat
[2025-06-01 11:22:52] [INFO ] [Nat]Added 98 Read/Feed constraints in 90 ms returned sat
[2025-06-01 11:22:52] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 144 ms.
[2025-06-01 11:22:52] [INFO ] Added : 10 causal constraints over 4 iterations in 520 ms. Result :sat
Minimization took 770 ms.
[2025-06-01 11:22:53] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:22:53] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:53] [INFO ] [Real]Absence check using state equation in 285 ms returned sat
[2025-06-01 11:22:53] [INFO ] [Real]Added 98 Read/Feed constraints in 110 ms returned sat
[2025-06-01 11:22:53] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:54] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:54] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:54] [INFO ] [Nat]Absence check using state equation in 419 ms returned sat
[2025-06-01 11:22:54] [INFO ] [Nat]Added 98 Read/Feed constraints in 120 ms returned sat
[2025-06-01 11:22:54] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 147 ms.
[2025-06-01 11:22:55] [INFO ] Added : 2 causal constraints over 1 iterations in 323 ms. Result :sat
Minimization took 808 ms.
[2025-06-01 11:22:55] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:22:55] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:56] [INFO ] [Real]Absence check using state equation in 279 ms returned sat
[2025-06-01 11:22:56] [INFO ] [Real]Added 98 Read/Feed constraints in 48 ms returned sat
[2025-06-01 11:22:56] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:22:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:56] [INFO ] [Nat]Absence check using state equation in 280 ms returned sat
[2025-06-01 11:22:56] [INFO ] [Nat]Added 98 Read/Feed constraints in 64 ms returned sat
[2025-06-01 11:22:56] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 137 ms.
[2025-06-01 11:22:57] [INFO ] Added : 2 causal constraints over 1 iterations in 296 ms. Result :sat
Minimization took 765 ms.
[2025-06-01 11:22:57] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:22:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:58] [INFO ] [Real]Absence check using state equation in 291 ms returned sat
[2025-06-01 11:22:58] [INFO ] [Real]Added 98 Read/Feed constraints in 77 ms returned sat
[2025-06-01 11:22:58] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:22:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:22:58] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:22:59] [INFO ] [Nat]Absence check using state equation in 435 ms returned sat
[2025-06-01 11:22:59] [INFO ] [Nat]Added 98 Read/Feed constraints in 86 ms returned sat
[2025-06-01 11:22:59] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 149 ms.
[2025-06-01 11:22:59] [INFO ] Added : 14 causal constraints over 4 iterations in 522 ms. Result :sat
Minimization took 758 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[943, 206, 6, 100, 6, 185, 124, 7, 1, 5] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[943, 206, 6, 100, 6, 185, 124, 8, 4, 5] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Support contains 10 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Applied a total of 0 rules in 66 ms. Remains 474 /474 variables (removed 0) and now considering 1339/1339 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67 ms. Remains : 474/474 places, 1339/1339 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Applied a total of 0 rules in 85 ms. Remains 474 /474 variables (removed 0) and now considering 1339/1339 (removed 0) transitions.
[2025-06-01 11:23:00] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:23:00] [INFO ] Invariant cache hit.
[2025-06-01 11:23:01] [INFO ] Implicit Places using invariants in 1210 ms returned []
[2025-06-01 11:23:01] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:23:02] [INFO ] Invariant cache hit.
[2025-06-01 11:23:02] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:23:05] [INFO ] Implicit Places using invariants and state equation in 3185 ms returned []
Implicit Place search using SMT with State Equation took 4398 ms to find 0 implicit places.
[2025-06-01 11:23:05] [INFO ] Redundant transitions in 193 ms returned []
Running 1337 sub problems to find dead transitions.
[2025-06-01 11:23:05] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:23:05] [INFO ] Invariant cache hit.
[2025-06-01 11:23:05] [INFO ] State equation strengthened by 98 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 474/1250 variables, and 2 constraints, problems are : Problem set: 0 solved, 1337 unsolved in 30080 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/474 constraints, ReadFeed: 0/98 constraints, PredecessorRefiner: 1337/1337 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1337 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/474 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 3 (OVERLAPS) 776/1250 variables, 474/476 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1250 variables, 98/574 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1250/1250 variables, and 1911 constraints, problems are : Problem set: 0 solved, 1337 unsolved in 31383 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 474/474 constraints, ReadFeed: 98/98 constraints, PredecessorRefiner: 1337/1337 constraints, Known Traps: 0/0 constraints]
After SMT, in 68210ms problems are : Problem set: 0 solved, 1337 unsolved
Search for dead transitions found 0 dead transitions in 68288ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73016 ms. Remains : 474/474 places, 1339/1339 transitions.
[2025-06-01 11:24:13] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
Found an invariant !
This invariant on transitions {235=1, 371=1, 704=1, 773=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {238=1, 374=1, 707=1, 770=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 10) seen :[0, 3, 0, 2, 1, 2, 1, 0, 0, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[943, 206, 6, 100, 6, 185, 124, 8, 4, 5] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
[2025-06-01 11:24:14] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:24:14] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[943, 206, 6, 100, 6, 185, 124, 8, 4, 5] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
RANDOM walk for 1000000 steps (2 resets) in 3354 ms. (298 steps per ms)
BEST_FIRST walk for 10000010 steps (20 resets) in 9102 ms. (1098 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[943, 210, 6, 219, 10, 185, 136, 8, 4, 6] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
[2025-06-01 11:24:26] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:24:26] [INFO ] Invariant cache hit.
[2025-06-01 11:24:26] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:24:26] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 9 ms returned sat
[2025-06-01 11:24:26] [INFO ] [Real]Absence check using state equation in 259 ms returned sat
[2025-06-01 11:24:26] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:24:27] [INFO ] [Real]Added 98 Read/Feed constraints in 73 ms returned sat
[2025-06-01 11:24:27] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:24:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:24:27] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:24:27] [INFO ] [Nat]Absence check using state equation in 389 ms returned sat
[2025-06-01 11:24:27] [INFO ] [Nat]Added 98 Read/Feed constraints in 81 ms returned sat
[2025-06-01 11:24:27] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 141 ms.
[2025-06-01 11:24:28] [INFO ] Added : 1 causal constraints over 1 iterations in 304 ms. Result :sat
Minimization took 797 ms.
[2025-06-01 11:24:28] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:24:28] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:24:29] [INFO ] [Real]Absence check using state equation in 258 ms returned sat
[2025-06-01 11:24:29] [INFO ] [Real]Added 98 Read/Feed constraints in 115 ms returned sat
[2025-06-01 11:24:29] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:24:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:24:29] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:24:29] [INFO ] [Nat]Absence check using state equation in 425 ms returned sat
[2025-06-01 11:24:30] [INFO ] [Nat]Added 98 Read/Feed constraints in 69 ms returned sat
[2025-06-01 11:24:30] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 143 ms.
[2025-06-01 11:24:30] [INFO ] Added : 5 causal constraints over 3 iterations in 363 ms. Result :sat
Minimization took 568 ms.
[2025-06-01 11:24:31] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:24:31] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:24:31] [INFO ] [Real]Absence check using state equation in 272 ms returned sat
[2025-06-01 11:24:31] [INFO ] [Real]Added 98 Read/Feed constraints in 57 ms returned sat
[2025-06-01 11:24:31] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:24:31] [INFO ] [Nat]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:24:31] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:24:31] [INFO ] [Nat]Absence check using state equation in 341 ms returned sat
[2025-06-01 11:24:32] [INFO ] [Nat]Added 98 Read/Feed constraints in 78 ms returned sat
[2025-06-01 11:24:32] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 144 ms.
[2025-06-01 11:24:32] [INFO ] Added : 16 causal constraints over 5 iterations in 587 ms. Result :sat
Minimization took 734 ms.
[2025-06-01 11:24:33] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:24:33] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:24:33] [INFO ] [Real]Absence check using state equation in 287 ms returned sat
[2025-06-01 11:24:33] [INFO ] [Real]Added 98 Read/Feed constraints in 70 ms returned sat
[2025-06-01 11:24:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:24:34] [INFO ] [Nat]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:24:34] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:24:34] [INFO ] [Nat]Absence check using state equation in 297 ms returned sat
[2025-06-01 11:24:34] [INFO ] [Nat]Added 98 Read/Feed constraints in 65 ms returned sat
[2025-06-01 11:24:34] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 100 ms.
[2025-06-01 11:24:34] [INFO ] Added : 5 causal constraints over 3 iterations in 333 ms. Result :sat
Minimization took 627 ms.
[2025-06-01 11:24:35] [INFO ] [Real]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:24:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:24:35] [INFO ] [Real]Absence check using state equation in 306 ms returned sat
[2025-06-01 11:24:35] [INFO ] [Real]Added 98 Read/Feed constraints in 65 ms returned sat
[2025-06-01 11:24:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:24:36] [INFO ] [Nat]Absence check using 1 positive place invariants in 8 ms returned sat
[2025-06-01 11:24:36] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:24:36] [INFO ] [Nat]Absence check using state equation in 381 ms returned sat
[2025-06-01 11:24:36] [INFO ] [Nat]Added 98 Read/Feed constraints in 109 ms returned sat
[2025-06-01 11:24:36] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 153 ms.
[2025-06-01 11:24:36] [INFO ] Added : 2 causal constraints over 1 iterations in 329 ms. Result :sat
Minimization took 820 ms.
[2025-06-01 11:24:37] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:24:37] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:24:38] [INFO ] [Real]Absence check using state equation in 279 ms returned sat
[2025-06-01 11:24:38] [INFO ] [Real]Added 98 Read/Feed constraints in 74 ms returned sat
[2025-06-01 11:24:38] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:24:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:24:38] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:24:38] [INFO ] [Nat]Absence check using state equation in 273 ms returned sat
[2025-06-01 11:24:38] [INFO ] [Nat]Added 98 Read/Feed constraints in 54 ms returned sat
[2025-06-01 11:24:38] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 159 ms.
[2025-06-01 11:24:39] [INFO ] Added : 5 causal constraints over 3 iterations in 486 ms. Result :sat
Minimization took 718 ms.
[2025-06-01 11:24:40] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:24:40] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-01 11:24:40] [INFO ] [Real]Absence check using state equation in 351 ms returned sat
[2025-06-01 11:24:40] [INFO ] [Real]Added 98 Read/Feed constraints in 104 ms returned sat
[2025-06-01 11:24:40] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:24:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:24:40] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:24:41] [INFO ] [Nat]Absence check using state equation in 423 ms returned sat
[2025-06-01 11:24:41] [INFO ] [Nat]Added 98 Read/Feed constraints in 86 ms returned sat
[2025-06-01 11:24:41] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 231 ms.
[2025-06-01 11:24:41] [INFO ] Added : 10 causal constraints over 4 iterations in 603 ms. Result :sat
Minimization took 808 ms.
[2025-06-01 11:24:42] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:24:42] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:24:43] [INFO ] [Real]Absence check using state equation in 303 ms returned sat
[2025-06-01 11:24:43] [INFO ] [Real]Added 98 Read/Feed constraints in 73 ms returned sat
[2025-06-01 11:24:43] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:24:43] [INFO ] [Nat]Absence check using 1 positive place invariants in 8 ms returned sat
[2025-06-01 11:24:43] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:24:43] [INFO ] [Nat]Absence check using state equation in 344 ms returned sat
[2025-06-01 11:24:43] [INFO ] [Nat]Added 98 Read/Feed constraints in 134 ms returned sat
[2025-06-01 11:24:44] [INFO ] Deduced a trap composed of 147 places in 507 ms of which 7 ms to minimize.
[2025-06-01 11:24:44] [INFO ] Deduced a trap composed of 151 places in 476 ms of which 7 ms to minimize.
[2025-06-01 11:24:45] [INFO ] Deduced a trap composed of 135 places in 546 ms of which 8 ms to minimize.
[2025-06-01 11:24:46] [INFO ] Deduced a trap composed of 131 places in 539 ms of which 7 ms to minimize.
[2025-06-01 11:24:46] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 2325 ms
[2025-06-01 11:24:46] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 144 ms.
[2025-06-01 11:24:46] [INFO ] Added : 3 causal constraints over 1 iterations in 316 ms. Result :sat
Minimization took 782 ms.
[2025-06-01 11:24:47] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:24:47] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:24:47] [INFO ] [Real]Absence check using state equation in 296 ms returned sat
[2025-06-01 11:24:47] [INFO ] [Real]Added 98 Read/Feed constraints in 83 ms returned sat
[2025-06-01 11:24:47] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:24:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:24:48] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 4 ms returned sat
[2025-06-01 11:24:48] [INFO ] [Nat]Absence check using state equation in 425 ms returned sat
[2025-06-01 11:24:48] [INFO ] [Nat]Added 98 Read/Feed constraints in 84 ms returned sat
[2025-06-01 11:24:48] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 140 ms.
[2025-06-01 11:24:48] [INFO ] Added : 2 causal constraints over 1 iterations in 312 ms. Result :sat
Minimization took 806 ms.
[2025-06-01 11:24:49] [INFO ] [Real]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:24:49] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:24:50] [INFO ] [Real]Absence check using state equation in 273 ms returned sat
[2025-06-01 11:24:50] [INFO ] [Real]Added 98 Read/Feed constraints in 61 ms returned sat
[2025-06-01 11:24:50] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:24:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:24:50] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:24:50] [INFO ] [Nat]Absence check using state equation in 426 ms returned sat
[2025-06-01 11:24:50] [INFO ] [Nat]Added 98 Read/Feed constraints in 81 ms returned sat
[2025-06-01 11:24:51] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 153 ms.
[2025-06-01 11:24:51] [INFO ] Added : 14 causal constraints over 4 iterations in 541 ms. Result :sat
Minimization took 844 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[943, 210, 6, 219, 10, 185, 136, 8, 4, 6] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[943, 210, 6, 219, 10, 185, 136, 8, 5, 6] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Support contains 10 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Applied a total of 0 rules in 98 ms. Remains 474 /474 variables (removed 0) and now considering 1339/1339 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 98 ms. Remains : 474/474 places, 1339/1339 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Applied a total of 0 rules in 74 ms. Remains 474 /474 variables (removed 0) and now considering 1339/1339 (removed 0) transitions.
[2025-06-01 11:24:52] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:24:52] [INFO ] Invariant cache hit.
[2025-06-01 11:24:53] [INFO ] Implicit Places using invariants in 798 ms returned []
[2025-06-01 11:24:53] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:24:53] [INFO ] Invariant cache hit.
[2025-06-01 11:24:54] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:24:56] [INFO ] Implicit Places using invariants and state equation in 3217 ms returned []
Implicit Place search using SMT with State Equation took 4031 ms to find 0 implicit places.
[2025-06-01 11:24:56] [INFO ] Redundant transitions in 60 ms returned []
Running 1337 sub problems to find dead transitions.
[2025-06-01 11:24:56] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:24:56] [INFO ] Invariant cache hit.
[2025-06-01 11:24:57] [INFO ] State equation strengthened by 98 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 474/1250 variables, and 2 constraints, problems are : Problem set: 0 solved, 1337 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/474 constraints, ReadFeed: 0/98 constraints, PredecessorRefiner: 1337/1337 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1337 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/474 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 3 (OVERLAPS) 776/1250 variables, 474/476 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1250 variables, 98/574 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1250/1250 variables, and 1911 constraints, problems are : Problem set: 0 solved, 1337 unsolved in 31436 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 474/474 constraints, ReadFeed: 98/98 constraints, PredecessorRefiner: 1337/1337 constraints, Known Traps: 0/0 constraints]
After SMT, in 67971ms problems are : Problem set: 0 solved, 1337 unsolved
Search for dead transitions found 0 dead transitions in 68003ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72186 ms. Remains : 474/474 places, 1339/1339 transitions.
[2025-06-01 11:26:04] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
Found an invariant !
This invariant on transitions {235=1, 371=1, 704=1, 773=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {238=1, 374=1, 707=1, 770=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 10) seen :[0, 1, 2, 2, 1, 0, 2, 1, 1, 4]
Current structural bounds on expressions (after cover walk) : Max Seen:[943, 210, 6, 219, 10, 185, 136, 8, 5, 6] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
[2025-06-01 11:26:05] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:26:05] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[943, 210, 6, 219, 10, 185, 136, 8, 5, 6] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
RANDOM walk for 1000000 steps (2 resets) in 3866 ms. (258 steps per ms)
BEST_FIRST walk for 10000009 steps (20 resets) in 9060 ms. (1103 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[943, 210, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
[2025-06-01 11:26:18] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:26:18] [INFO ] Invariant cache hit.
[2025-06-01 11:26:18] [INFO ] [Real]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:26:18] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:18] [INFO ] [Real]Absence check using state equation in 270 ms returned sat
[2025-06-01 11:26:18] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:26:18] [INFO ] [Real]Added 98 Read/Feed constraints in 67 ms returned sat
[2025-06-01 11:26:18] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:26:18] [INFO ] [Nat]Absence check using 1 positive place invariants in 8 ms returned sat
[2025-06-01 11:26:18] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:19] [INFO ] [Nat]Absence check using state equation in 347 ms returned sat
[2025-06-01 11:26:19] [INFO ] [Nat]Added 98 Read/Feed constraints in 82 ms returned sat
[2025-06-01 11:26:19] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 133 ms.
[2025-06-01 11:26:19] [INFO ] Added : 1 causal constraints over 1 iterations in 284 ms. Result :sat
Minimization took 738 ms.
[2025-06-01 11:26:20] [INFO ] [Real]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:26:20] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:20] [INFO ] [Real]Absence check using state equation in 326 ms returned sat
[2025-06-01 11:26:21] [INFO ] [Real]Added 98 Read/Feed constraints in 108 ms returned sat
[2025-06-01 11:26:21] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:26:21] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:26:21] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:26:21] [INFO ] [Nat]Absence check using state equation in 426 ms returned sat
[2025-06-01 11:26:21] [INFO ] [Nat]Added 98 Read/Feed constraints in 67 ms returned sat
[2025-06-01 11:26:21] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 144 ms.
[2025-06-01 11:26:22] [INFO ] Added : 5 causal constraints over 3 iterations in 494 ms. Result :sat
Minimization took 788 ms.
[2025-06-01 11:26:23] [INFO ] [Real]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:26:23] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:23] [INFO ] [Real]Absence check using state equation in 354 ms returned sat
[2025-06-01 11:26:23] [INFO ] [Real]Added 98 Read/Feed constraints in 83 ms returned sat
[2025-06-01 11:26:23] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:26:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 8 ms returned sat
[2025-06-01 11:26:23] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 5 ms returned sat
[2025-06-01 11:26:24] [INFO ] [Nat]Absence check using state equation in 344 ms returned sat
[2025-06-01 11:26:24] [INFO ] [Nat]Added 98 Read/Feed constraints in 75 ms returned sat
[2025-06-01 11:26:24] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 111 ms.
[2025-06-01 11:26:24] [INFO ] Added : 16 causal constraints over 5 iterations in 476 ms. Result :sat
Minimization took 826 ms.
[2025-06-01 11:26:25] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:26:25] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:26] [INFO ] [Real]Absence check using state equation in 407 ms returned sat
[2025-06-01 11:26:26] [INFO ] [Real]Added 98 Read/Feed constraints in 56 ms returned sat
[2025-06-01 11:26:26] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:26:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:26:26] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:26] [INFO ] [Nat]Absence check using state equation in 275 ms returned sat
[2025-06-01 11:26:26] [INFO ] [Nat]Added 98 Read/Feed constraints in 87 ms returned sat
[2025-06-01 11:26:26] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 147 ms.
[2025-06-01 11:26:27] [INFO ] Added : 5 causal constraints over 3 iterations in 480 ms. Result :sat
Minimization took 824 ms.
[2025-06-01 11:26:28] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:26:28] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:28] [INFO ] [Real]Absence check using state equation in 401 ms returned sat
[2025-06-01 11:26:28] [INFO ] [Real]Added 98 Read/Feed constraints in 40 ms returned sat
[2025-06-01 11:26:28] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:26:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:26:28] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:29] [INFO ] [Nat]Absence check using state equation in 252 ms returned sat
[2025-06-01 11:26:29] [INFO ] [Nat]Added 98 Read/Feed constraints in 93 ms returned sat
[2025-06-01 11:26:29] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 141 ms.
[2025-06-01 11:26:29] [INFO ] Added : 2 causal constraints over 1 iterations in 315 ms. Result :sat
Minimization took 752 ms.
[2025-06-01 11:26:30] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:26:30] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:30] [INFO ] [Real]Absence check using state equation in 342 ms returned sat
[2025-06-01 11:26:31] [INFO ] [Real]Added 98 Read/Feed constraints in 114 ms returned sat
[2025-06-01 11:26:31] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:26:31] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:26:31] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:31] [INFO ] [Nat]Absence check using state equation in 419 ms returned sat
[2025-06-01 11:26:31] [INFO ] [Nat]Added 98 Read/Feed constraints in 95 ms returned sat
[2025-06-01 11:26:31] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 147 ms.
[2025-06-01 11:26:32] [INFO ] Added : 5 causal constraints over 3 iterations in 461 ms. Result :sat
Minimization took 542 ms.
[2025-06-01 11:26:32] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:26:32] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:33] [INFO ] [Real]Absence check using state equation in 276 ms returned sat
[2025-06-01 11:26:33] [INFO ] [Real]Added 98 Read/Feed constraints in 65 ms returned sat
[2025-06-01 11:26:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:26:33] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:26:33] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:33] [INFO ] [Nat]Absence check using state equation in 335 ms returned sat
[2025-06-01 11:26:33] [INFO ] [Nat]Added 98 Read/Feed constraints in 100 ms returned sat
[2025-06-01 11:26:34] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 153 ms.
[2025-06-01 11:26:34] [INFO ] Added : 10 causal constraints over 4 iterations in 524 ms. Result :sat
Minimization took 808 ms.
[2025-06-01 11:26:35] [INFO ] [Real]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:26:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 13 ms returned sat
[2025-06-01 11:26:35] [INFO ] [Real]Absence check using state equation in 308 ms returned sat
[2025-06-01 11:26:35] [INFO ] [Real]Added 98 Read/Feed constraints in 71 ms returned sat
[2025-06-01 11:26:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:26:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 8 ms returned sat
[2025-06-01 11:26:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:26:36] [INFO ] [Nat]Absence check using state equation in 360 ms returned sat
[2025-06-01 11:26:36] [INFO ] [Nat]Added 98 Read/Feed constraints in 125 ms returned sat
[2025-06-01 11:26:36] [INFO ] Deduced a trap composed of 147 places in 471 ms of which 5 ms to minimize.
[2025-06-01 11:26:37] [INFO ] Deduced a trap composed of 151 places in 567 ms of which 7 ms to minimize.
[2025-06-01 11:26:38] [INFO ] Deduced a trap composed of 135 places in 543 ms of which 7 ms to minimize.
[2025-06-01 11:26:38] [INFO ] Deduced a trap composed of 131 places in 545 ms of which 8 ms to minimize.
[2025-06-01 11:26:38] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 2369 ms
[2025-06-01 11:26:38] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 140 ms.
[2025-06-01 11:26:39] [INFO ] Added : 3 causal constraints over 1 iterations in 307 ms. Result :sat
Minimization took 842 ms.
[2025-06-01 11:26:40] [INFO ] [Real]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:26:40] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:40] [INFO ] [Real]Absence check using state equation in 481 ms returned sat
[2025-06-01 11:26:40] [INFO ] [Real]Added 98 Read/Feed constraints in 96 ms returned sat
[2025-06-01 11:26:40] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:26:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:26:40] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:41] [INFO ] [Nat]Absence check using state equation in 410 ms returned sat
[2025-06-01 11:26:41] [INFO ] [Nat]Added 98 Read/Feed constraints in 87 ms returned sat
[2025-06-01 11:26:41] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 144 ms.
[2025-06-01 11:26:41] [INFO ] Added : 2 causal constraints over 1 iterations in 299 ms. Result :sat
Minimization took 803 ms.
[2025-06-01 11:26:42] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:26:42] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:26:43] [INFO ] [Real]Absence check using state equation in 335 ms returned sat
[2025-06-01 11:26:43] [INFO ] [Real]Added 98 Read/Feed constraints in 76 ms returned sat
[2025-06-01 11:26:43] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:26:43] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:26:43] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:26:43] [INFO ] [Nat]Absence check using state equation in 404 ms returned sat
[2025-06-01 11:26:43] [INFO ] [Nat]Added 98 Read/Feed constraints in 58 ms returned sat
[2025-06-01 11:26:43] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 138 ms.
[2025-06-01 11:26:44] [INFO ] Added : 14 causal constraints over 4 iterations in 419 ms. Result :sat
Minimization took 676 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[943, 210, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[943, 210, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Support contains 10 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Applied a total of 0 rules in 99 ms. Remains 474 /474 variables (removed 0) and now considering 1339/1339 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 99 ms. Remains : 474/474 places, 1339/1339 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Applied a total of 0 rules in 99 ms. Remains 474 /474 variables (removed 0) and now considering 1339/1339 (removed 0) transitions.
[2025-06-01 11:26:45] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:26:45] [INFO ] Invariant cache hit.
[2025-06-01 11:26:46] [INFO ] Implicit Places using invariants in 793 ms returned []
[2025-06-01 11:26:46] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:26:46] [INFO ] Invariant cache hit.
[2025-06-01 11:26:46] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:26:48] [INFO ] Implicit Places using invariants and state equation in 2716 ms returned []
Implicit Place search using SMT with State Equation took 3515 ms to find 0 implicit places.
[2025-06-01 11:26:48] [INFO ] Redundant transitions in 42 ms returned []
Running 1337 sub problems to find dead transitions.
[2025-06-01 11:26:48] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:26:48] [INFO ] Invariant cache hit.
[2025-06-01 11:26:48] [INFO ] State equation strengthened by 98 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 474/1250 variables, and 2 constraints, problems are : Problem set: 0 solved, 1337 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/474 constraints, ReadFeed: 0/98 constraints, PredecessorRefiner: 1337/1337 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1337 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/474 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 3 (OVERLAPS) 776/1250 variables, 474/476 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1250 variables, 98/574 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1250/1250 variables, and 1911 constraints, problems are : Problem set: 0 solved, 1337 unsolved in 31139 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 474/474 constraints, ReadFeed: 98/98 constraints, PredecessorRefiner: 1337/1337 constraints, Known Traps: 0/0 constraints]
After SMT, in 67454ms problems are : Problem set: 0 solved, 1337 unsolved
Search for dead transitions found 0 dead transitions in 67480ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71148 ms. Remains : 474/474 places, 1339/1339 transitions.
[2025-06-01 11:27:56] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
Found an invariant !
This invariant on transitions {235=1, 371=1, 704=1, 773=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {238=1, 374=1, 707=1, 770=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 10) seen :[6, 2, 0, 2, 2, 0, 1, 0, 0, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[943, 210, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
[2025-06-01 11:27:56] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:27:56] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[943, 210, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
RANDOM walk for 1000000 steps (2 resets) in 3771 ms. (265 steps per ms)
BEST_FIRST walk for 10000009 steps (20 resets) in 8837 ms. (1131 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[943, 225, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
[2025-06-01 11:28:09] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:28:09] [INFO ] Invariant cache hit.
[2025-06-01 11:28:09] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:09] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:28:09] [INFO ] [Real]Absence check using state equation in 297 ms returned sat
[2025-06-01 11:28:09] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:28:09] [INFO ] [Real]Added 98 Read/Feed constraints in 106 ms returned sat
[2025-06-01 11:28:10] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:28:10] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:28:10] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:28:10] [INFO ] [Nat]Absence check using state equation in 416 ms returned sat
[2025-06-01 11:28:10] [INFO ] [Nat]Added 98 Read/Feed constraints in 81 ms returned sat
[2025-06-01 11:28:10] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 86 ms.
[2025-06-01 11:28:10] [INFO ] Added : 1 causal constraints over 1 iterations in 185 ms. Result :sat
Minimization took 561 ms.
[2025-06-01 11:28:11] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:11] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:28:11] [INFO ] [Real]Absence check using state equation in 282 ms returned sat
[2025-06-01 11:28:11] [INFO ] [Real]Added 98 Read/Feed constraints in 67 ms returned sat
[2025-06-01 11:28:11] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:28:12] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:12] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:28:12] [INFO ] [Nat]Absence check using state equation in 277 ms returned sat
[2025-06-01 11:28:12] [INFO ] [Nat]Added 98 Read/Feed constraints in 41 ms returned sat
[2025-06-01 11:28:12] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 86 ms.
[2025-06-01 11:28:12] [INFO ] Added : 5 causal constraints over 3 iterations in 298 ms. Result :sat
Minimization took 567 ms.
[2025-06-01 11:28:13] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:13] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 12 ms returned sat
[2025-06-01 11:28:13] [INFO ] [Real]Absence check using state equation in 269 ms returned sat
[2025-06-01 11:28:13] [INFO ] [Real]Added 98 Read/Feed constraints in 59 ms returned sat
[2025-06-01 11:28:13] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:28:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:13] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:28:14] [INFO ] [Nat]Absence check using state equation in 278 ms returned sat
[2025-06-01 11:28:14] [INFO ] [Nat]Added 98 Read/Feed constraints in 59 ms returned sat
[2025-06-01 11:28:14] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 89 ms.
[2025-06-01 11:28:14] [INFO ] Added : 16 causal constraints over 5 iterations in 361 ms. Result :sat
Minimization took 569 ms.
[2025-06-01 11:28:15] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:15] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:28:15] [INFO ] [Real]Absence check using state equation in 274 ms returned sat
[2025-06-01 11:28:15] [INFO ] [Real]Added 98 Read/Feed constraints in 57 ms returned sat
[2025-06-01 11:28:15] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:28:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:15] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-01 11:28:16] [INFO ] [Nat]Absence check using state equation in 279 ms returned sat
[2025-06-01 11:28:16] [INFO ] [Nat]Added 98 Read/Feed constraints in 58 ms returned sat
[2025-06-01 11:28:16] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 89 ms.
[2025-06-01 11:28:16] [INFO ] Added : 5 causal constraints over 3 iterations in 293 ms. Result :sat
Minimization took 563 ms.
[2025-06-01 11:28:17] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:17] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-01 11:28:17] [INFO ] [Real]Absence check using state equation in 274 ms returned sat
[2025-06-01 11:28:17] [INFO ] [Real]Added 98 Read/Feed constraints in 46 ms returned sat
[2025-06-01 11:28:17] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:28:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:17] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:28:17] [INFO ] [Nat]Absence check using state equation in 352 ms returned sat
[2025-06-01 11:28:18] [INFO ] [Nat]Added 98 Read/Feed constraints in 115 ms returned sat
[2025-06-01 11:28:18] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 146 ms.
[2025-06-01 11:28:18] [INFO ] Added : 2 causal constraints over 1 iterations in 321 ms. Result :sat
Minimization took 811 ms.
[2025-06-01 11:28:19] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:19] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:28:19] [INFO ] [Real]Absence check using state equation in 268 ms returned sat
[2025-06-01 11:28:19] [INFO ] [Real]Added 98 Read/Feed constraints in 77 ms returned sat
[2025-06-01 11:28:19] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:28:19] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:28:19] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:28:20] [INFO ] [Nat]Absence check using state equation in 402 ms returned sat
[2025-06-01 11:28:20] [INFO ] [Nat]Added 98 Read/Feed constraints in 87 ms returned sat
[2025-06-01 11:28:20] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 132 ms.
[2025-06-01 11:28:20] [INFO ] Added : 5 causal constraints over 3 iterations in 437 ms. Result :sat
Minimization took 812 ms.
[2025-06-01 11:28:21] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:28:21] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:28:22] [INFO ] [Real]Absence check using state equation in 408 ms returned sat
[2025-06-01 11:28:22] [INFO ] [Real]Added 98 Read/Feed constraints in 101 ms returned sat
[2025-06-01 11:28:22] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:28:22] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:28:22] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:28:23] [INFO ] [Nat]Absence check using state equation in 404 ms returned sat
[2025-06-01 11:28:23] [INFO ] [Nat]Added 98 Read/Feed constraints in 79 ms returned sat
[2025-06-01 11:28:23] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 140 ms.
[2025-06-01 11:28:23] [INFO ] Added : 10 causal constraints over 4 iterations in 520 ms. Result :sat
Minimization took 721 ms.
[2025-06-01 11:28:24] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:24] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:28:24] [INFO ] [Real]Absence check using state equation in 307 ms returned sat
[2025-06-01 11:28:24] [INFO ] [Real]Added 98 Read/Feed constraints in 92 ms returned sat
[2025-06-01 11:28:24] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:28:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:28:25] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:28:25] [INFO ] [Nat]Absence check using state equation in 420 ms returned sat
[2025-06-01 11:28:25] [INFO ] [Nat]Added 98 Read/Feed constraints in 168 ms returned sat
[2025-06-01 11:28:26] [INFO ] Deduced a trap composed of 147 places in 570 ms of which 7 ms to minimize.
[2025-06-01 11:28:26] [INFO ] Deduced a trap composed of 151 places in 578 ms of which 7 ms to minimize.
[2025-06-01 11:28:27] [INFO ] Deduced a trap composed of 135 places in 560 ms of which 7 ms to minimize.
[2025-06-01 11:28:28] [INFO ] Deduced a trap composed of 131 places in 490 ms of which 7 ms to minimize.
[2025-06-01 11:28:28] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 2464 ms
[2025-06-01 11:28:28] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 147 ms.
[2025-06-01 11:28:28] [INFO ] Added : 3 causal constraints over 1 iterations in 320 ms. Result :sat
Minimization took 798 ms.
[2025-06-01 11:28:29] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:29] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:28:29] [INFO ] [Real]Absence check using state equation in 275 ms returned sat
[2025-06-01 11:28:29] [INFO ] [Real]Added 98 Read/Feed constraints in 74 ms returned sat
[2025-06-01 11:28:29] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:28:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 8 ms returned sat
[2025-06-01 11:28:29] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:28:30] [INFO ] [Nat]Absence check using state equation in 341 ms returned sat
[2025-06-01 11:28:30] [INFO ] [Nat]Added 98 Read/Feed constraints in 82 ms returned sat
[2025-06-01 11:28:30] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 128 ms.
[2025-06-01 11:28:30] [INFO ] Added : 2 causal constraints over 1 iterations in 273 ms. Result :sat
Minimization took 681 ms.
[2025-06-01 11:28:31] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:31] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:28:31] [INFO ] [Real]Absence check using state equation in 262 ms returned sat
[2025-06-01 11:28:31] [INFO ] [Real]Added 98 Read/Feed constraints in 68 ms returned sat
[2025-06-01 11:28:31] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:28:31] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:28:31] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:28:32] [INFO ] [Nat]Absence check using state equation in 275 ms returned sat
[2025-06-01 11:28:32] [INFO ] [Nat]Added 98 Read/Feed constraints in 83 ms returned sat
[2025-06-01 11:28:32] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 145 ms.
[2025-06-01 11:28:32] [INFO ] Added : 14 causal constraints over 4 iterations in 496 ms. Result :sat
Minimization took 789 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[943, 225, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[943, 225, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Support contains 10 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Applied a total of 0 rules in 92 ms. Remains 474 /474 variables (removed 0) and now considering 1339/1339 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 93 ms. Remains : 474/474 places, 1339/1339 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Applied a total of 0 rules in 92 ms. Remains 474 /474 variables (removed 0) and now considering 1339/1339 (removed 0) transitions.
[2025-06-01 11:28:34] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:28:34] [INFO ] Invariant cache hit.
[2025-06-01 11:28:34] [INFO ] Implicit Places using invariants in 908 ms returned []
[2025-06-01 11:28:34] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:28:34] [INFO ] Invariant cache hit.
[2025-06-01 11:28:35] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:28:37] [INFO ] Implicit Places using invariants and state equation in 2764 ms returned []
Implicit Place search using SMT with State Equation took 3677 ms to find 0 implicit places.
[2025-06-01 11:28:37] [INFO ] Redundant transitions in 26 ms returned []
Running 1337 sub problems to find dead transitions.
[2025-06-01 11:28:37] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:28:37] [INFO ] Invariant cache hit.
[2025-06-01 11:28:37] [INFO ] State equation strengthened by 98 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 474/1250 variables, and 2 constraints, problems are : Problem set: 0 solved, 1337 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/474 constraints, ReadFeed: 0/98 constraints, PredecessorRefiner: 1337/1337 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1337 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/474 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 3 (OVERLAPS) 776/1250 variables, 474/476 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1250 variables, 98/574 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1250/1250 variables, and 1911 constraints, problems are : Problem set: 0 solved, 1337 unsolved in 31474 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 474/474 constraints, ReadFeed: 98/98 constraints, PredecessorRefiner: 1337/1337 constraints, Known Traps: 0/0 constraints]
After SMT, in 67124ms problems are : Problem set: 0 solved, 1337 unsolved
Search for dead transitions found 0 dead transitions in 67139ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70944 ms. Remains : 474/474 places, 1339/1339 transitions.
[2025-06-01 11:29:44] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
Found an invariant !
This invariant on transitions {235=1, 371=1, 704=1, 773=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {238=1, 374=1, 707=1, 770=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 10) seen :[0, 1, 0, 1, 0, 0, 4, 0, 0, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[943, 225, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
[2025-06-01 11:29:45] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:29:45] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[943, 225, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
RANDOM walk for 1000000 steps (2 resets) in 3747 ms. (266 steps per ms)
BEST_FIRST walk for 10000010 steps (20 resets) in 9762 ms. (1024 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[943, 225, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
[2025-06-01 11:29:59] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:29:59] [INFO ] Invariant cache hit.
[2025-06-01 11:29:59] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:29:59] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:29:59] [INFO ] [Real]Absence check using state equation in 383 ms returned sat
[2025-06-01 11:29:59] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:29:59] [INFO ] [Real]Added 98 Read/Feed constraints in 109 ms returned sat
[2025-06-01 11:29:59] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:29:59] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:29:59] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:00] [INFO ] [Nat]Absence check using state equation in 341 ms returned sat
[2025-06-01 11:30:00] [INFO ] [Nat]Added 98 Read/Feed constraints in 85 ms returned sat
[2025-06-01 11:30:00] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 154 ms.
[2025-06-01 11:30:00] [INFO ] Added : 1 causal constraints over 1 iterations in 322 ms. Result :sat
Minimization took 811 ms.
[2025-06-01 11:30:01] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:01] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:01] [INFO ] [Real]Absence check using state equation in 329 ms returned sat
[2025-06-01 11:30:02] [INFO ] [Real]Added 98 Read/Feed constraints in 108 ms returned sat
[2025-06-01 11:30:02] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:30:02] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:02] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:02] [INFO ] [Nat]Absence check using state equation in 273 ms returned sat
[2025-06-01 11:30:02] [INFO ] [Nat]Added 98 Read/Feed constraints in 41 ms returned sat
[2025-06-01 11:30:02] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 88 ms.
[2025-06-01 11:30:02] [INFO ] Added : 5 causal constraints over 3 iterations in 303 ms. Result :sat
Minimization took 560 ms.
[2025-06-01 11:30:03] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:30:03] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:03] [INFO ] [Real]Absence check using state equation in 346 ms returned sat
[2025-06-01 11:30:04] [INFO ] [Real]Added 98 Read/Feed constraints in 71 ms returned sat
[2025-06-01 11:30:04] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:30:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:04] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:30:04] [INFO ] [Nat]Absence check using state equation in 276 ms returned sat
[2025-06-01 11:30:04] [INFO ] [Nat]Added 98 Read/Feed constraints in 57 ms returned sat
[2025-06-01 11:30:04] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 88 ms.
[2025-06-01 11:30:04] [INFO ] Added : 16 causal constraints over 5 iterations in 362 ms. Result :sat
Minimization took 560 ms.
[2025-06-01 11:30:05] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:05] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:05] [INFO ] [Real]Absence check using state equation in 302 ms returned sat
[2025-06-01 11:30:05] [INFO ] [Real]Added 98 Read/Feed constraints in 75 ms returned sat
[2025-06-01 11:30:05] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:30:06] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:30:06] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:30:06] [INFO ] [Nat]Absence check using state equation in 430 ms returned sat
[2025-06-01 11:30:06] [INFO ] [Nat]Added 98 Read/Feed constraints in 99 ms returned sat
[2025-06-01 11:30:06] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 102 ms.
[2025-06-01 11:30:07] [INFO ] Added : 5 causal constraints over 3 iterations in 394 ms. Result :sat
Minimization took 818 ms.
[2025-06-01 11:30:08] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:08] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:08] [INFO ] [Real]Absence check using state equation in 280 ms returned sat
[2025-06-01 11:30:08] [INFO ] [Real]Added 98 Read/Feed constraints in 41 ms returned sat
[2025-06-01 11:30:08] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:30:08] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:08] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:08] [INFO ] [Nat]Absence check using state equation in 304 ms returned sat
[2025-06-01 11:30:08] [INFO ] [Nat]Added 98 Read/Feed constraints in 105 ms returned sat
[2025-06-01 11:30:09] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 88 ms.
[2025-06-01 11:30:09] [INFO ] Added : 2 causal constraints over 1 iterations in 194 ms. Result :sat
Minimization took 574 ms.
[2025-06-01 11:30:09] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:09] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:30:10] [INFO ] [Real]Absence check using state equation in 273 ms returned sat
[2025-06-01 11:30:10] [INFO ] [Real]Added 98 Read/Feed constraints in 68 ms returned sat
[2025-06-01 11:30:10] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:30:10] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:10] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:10] [INFO ] [Nat]Absence check using state equation in 279 ms returned sat
[2025-06-01 11:30:10] [INFO ] [Nat]Added 98 Read/Feed constraints in 58 ms returned sat
[2025-06-01 11:30:10] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 86 ms.
[2025-06-01 11:30:11] [INFO ] Added : 5 causal constraints over 3 iterations in 329 ms. Result :sat
Minimization took 555 ms.
[2025-06-01 11:30:11] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:11] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:12] [INFO ] [Real]Absence check using state equation in 335 ms returned sat
[2025-06-01 11:30:12] [INFO ] [Real]Added 98 Read/Feed constraints in 70 ms returned sat
[2025-06-01 11:30:12] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:30:12] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:12] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:12] [INFO ] [Nat]Absence check using state equation in 330 ms returned sat
[2025-06-01 11:30:12] [INFO ] [Nat]Added 98 Read/Feed constraints in 66 ms returned sat
[2025-06-01 11:30:12] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 143 ms.
[2025-06-01 11:30:13] [INFO ] Added : 10 causal constraints over 4 iterations in 428 ms. Result :sat
Minimization took 555 ms.
[2025-06-01 11:30:13] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:13] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 5 ms returned sat
[2025-06-01 11:30:14] [INFO ] [Real]Absence check using state equation in 334 ms returned sat
[2025-06-01 11:30:14] [INFO ] [Real]Added 98 Read/Feed constraints in 87 ms returned sat
[2025-06-01 11:30:14] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:30:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:30:14] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:14] [INFO ] [Nat]Absence check using state equation in 401 ms returned sat
[2025-06-01 11:30:15] [INFO ] [Nat]Added 98 Read/Feed constraints in 153 ms returned sat
[2025-06-01 11:30:15] [INFO ] Deduced a trap composed of 147 places in 572 ms of which 8 ms to minimize.
[2025-06-01 11:30:16] [INFO ] Deduced a trap composed of 151 places in 570 ms of which 7 ms to minimize.
[2025-06-01 11:30:16] [INFO ] Deduced a trap composed of 135 places in 592 ms of which 7 ms to minimize.
[2025-06-01 11:30:17] [INFO ] Deduced a trap composed of 131 places in 613 ms of which 8 ms to minimize.
[2025-06-01 11:30:17] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 2608 ms
[2025-06-01 11:30:17] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 185 ms.
[2025-06-01 11:30:18] [INFO ] Added : 3 causal constraints over 1 iterations in 358 ms. Result :sat
Minimization took 777 ms.
[2025-06-01 11:30:18] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:18] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:19] [INFO ] [Real]Absence check using state equation in 276 ms returned sat
[2025-06-01 11:30:19] [INFO ] [Real]Added 98 Read/Feed constraints in 56 ms returned sat
[2025-06-01 11:30:19] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:30:19] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:19] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:19] [INFO ] [Nat]Absence check using state equation in 276 ms returned sat
[2025-06-01 11:30:19] [INFO ] [Nat]Added 98 Read/Feed constraints in 78 ms returned sat
[2025-06-01 11:30:19] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 144 ms.
[2025-06-01 11:30:20] [INFO ] Added : 2 causal constraints over 1 iterations in 309 ms. Result :sat
Minimization took 740 ms.
[2025-06-01 11:30:20] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:30:20] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:21] [INFO ] [Real]Absence check using state equation in 275 ms returned sat
[2025-06-01 11:30:21] [INFO ] [Real]Added 98 Read/Feed constraints in 112 ms returned sat
[2025-06-01 11:30:21] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:30:21] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:30:21] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:30:21] [INFO ] [Nat]Absence check using state equation in 373 ms returned sat
[2025-06-01 11:30:22] [INFO ] [Nat]Added 98 Read/Feed constraints in 82 ms returned sat
[2025-06-01 11:30:22] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 134 ms.
[2025-06-01 11:30:22] [INFO ] Added : 14 causal constraints over 4 iterations in 464 ms. Result :sat
Minimization took 720 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[943, 225, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[943, 225, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Support contains 10 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Applied a total of 0 rules in 60 ms. Remains 474 /474 variables (removed 0) and now considering 1339/1339 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61 ms. Remains : 474/474 places, 1339/1339 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Applied a total of 0 rules in 60 ms. Remains 474 /474 variables (removed 0) and now considering 1339/1339 (removed 0) transitions.
[2025-06-01 11:30:23] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:30:23] [INFO ] Invariant cache hit.
[2025-06-01 11:30:24] [INFO ] Implicit Places using invariants in 715 ms returned []
[2025-06-01 11:30:24] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:30:24] [INFO ] Invariant cache hit.
[2025-06-01 11:30:24] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:30:26] [INFO ] Implicit Places using invariants and state equation in 2547 ms returned []
Implicit Place search using SMT with State Equation took 3264 ms to find 0 implicit places.
[2025-06-01 11:30:26] [INFO ] Redundant transitions in 26 ms returned []
Running 1337 sub problems to find dead transitions.
[2025-06-01 11:30:26] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:30:26] [INFO ] Invariant cache hit.
[2025-06-01 11:30:26] [INFO ] State equation strengthened by 98 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s127 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 474/1250 variables, and 2 constraints, problems are : Problem set: 0 solved, 1337 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/474 constraints, ReadFeed: 0/98 constraints, PredecessorRefiner: 1337/1337 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1337 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/474 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 3 (OVERLAPS) 776/1250 variables, 474/476 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1250 variables, 98/574 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1250/1250 variables, and 1911 constraints, problems are : Problem set: 0 solved, 1337 unsolved in 31139 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 474/474 constraints, ReadFeed: 98/98 constraints, PredecessorRefiner: 1337/1337 constraints, Known Traps: 0/0 constraints]
After SMT, in 67219ms problems are : Problem set: 0 solved, 1337 unsolved
Search for dead transitions found 0 dead transitions in 67235ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70593 ms. Remains : 474/474 places, 1339/1339 transitions.
[2025-06-01 11:31:34] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
Found an invariant !
This invariant on transitions {235=1, 371=1, 704=1, 773=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {238=1, 374=1, 707=1, 770=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 10) seen :[0, 2, 0, 2, 2, 0, 2, 1, 0, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[943, 225, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
RANDOM walk for 40004 steps (8 resets) in 2336 ms. (17 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 237 ms. (168 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 247 ms. (161 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 184 ms. (216 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 154 ms. (258 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 173 ms. (229 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 155 ms. (256 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 123 ms. (322 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 102 ms. (388 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 123 ms. (322 steps per ms) remains 11/11 properties
[2025-06-01 11:31:35] [INFO ] Flatten gal took : 522 ms
BEST_FIRST walk for 40004 steps (8 resets) in 123 ms. (322 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 11/11 properties
[2025-06-01 11:31:36] [INFO ] Flatten gal took : 271 ms
[2025-06-01 11:31:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality521720305757573004.gal : 59 ms
[2025-06-01 11:31:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3080957326961707559.prop : 2 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/ReachabilityCardinality521720305757573004.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3080957326961707559.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 ...327
Loading property file /tmp/ReachabilityCardinality3080957326961707559.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 1994
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :1994 after 1.22555e+06
Interrupted probabilistic random walk after 138934 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 11
Probabilistic random walk after 138934 steps, saw 85213 distinct states, run finished after 3006 ms. (steps per millisecond=46 ) properties seen :0
[2025-06-01 11:31:39] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:31:39] [INFO ] Invariant cache hit.
[2025-06-01 11:31:39] [INFO ] State equation strengthened by 98 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 383/393 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 662/1055 variables, 393/394 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1055 variables, 2/396 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1055 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 97/1152 variables, 20/416 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1152 variables, 87/503 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1152 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 86/1238 variables, 51/554 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1238 variables, 1/555 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1238 variables, 9/564 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1238 variables, 0/564 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (OVERLAPS) 12/1250 variables, 10/574 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1250 variables, 0/574 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (OVERLAPS) 0/1250 variables, 0/574 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1250/1250 variables, and 574 constraints, problems are : Problem set: 0 solved, 11 unsolved in 2783 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 474/474 constraints, ReadFeed: 98/98 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) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 383/393 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 662/1055 variables, 393/394 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1055 variables, 2/396 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1055 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 97/1152 variables, 20/416 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1152 variables, 87/503 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1152 variables, 11/514 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1152 variables, 0/514 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (OVERLAPS) 86/1238 variables, 51/565 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1238 variables, 1/566 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1238 variables, 9/575 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1238 variables, 0/575 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (OVERLAPS) 12/1250 variables, 10/585 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1250 variables, 0/585 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (OVERLAPS) 0/1250 variables, 0/585 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1250/1250 variables, and 585 constraints, problems are : Problem set: 0 solved, 11 unsolved in 2498 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 474/474 constraints, ReadFeed: 98/98 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
After SMT, in 5305ms problems are : Problem set: 0 solved, 11 unsolved
Fused 11 Parikh solutions to 9 different solutions.
Parikh walk visited 0 properties in 3 ms.
Support contains 10 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Applied a total of 0 rules in 114 ms. Remains 474 /474 variables (removed 0) and now considering 1339/1339 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116 ms. Remains : 474/474 places, 1339/1339 transitions.
RANDOM walk for 40003 steps (8 resets) in 442 ms. (90 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 91 ms. (434 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 97 ms. (408 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 94 ms. (421 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 83 ms. (476 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 100 ms. (396 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 84 ms. (470 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 136 ms. (292 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (8 resets) in 124 ms. (320 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 93 ms. (425 steps per ms) remains 11/11 properties
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :1.22555e+06 after 2.64763e+10
Interrupted probabilistic random walk after 116309 steps, run timeout after 3001 ms. (steps per millisecond=38 ) properties seen :0 out of 11
Probabilistic random walk after 116309 steps, saw 71341 distinct states, run finished after 3005 ms. (steps per millisecond=38 ) properties seen :0
[2025-06-01 11:31:48] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:31:48] [INFO ] Invariant cache hit.
[2025-06-01 11:31:48] [INFO ] State equation strengthened by 98 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 383/393 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 662/1055 variables, 393/394 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1055 variables, 2/396 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1055 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 97/1152 variables, 20/416 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1152 variables, 87/503 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1152 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 86/1238 variables, 51/554 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1238 variables, 1/555 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1238 variables, 9/564 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1238 variables, 0/564 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (OVERLAPS) 12/1250 variables, 10/574 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1250 variables, 0/574 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (OVERLAPS) 0/1250 variables, 0/574 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1250/1250 variables, and 574 constraints, problems are : Problem set: 0 solved, 11 unsolved in 2220 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 474/474 constraints, ReadFeed: 98/98 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) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 383/393 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 662/1055 variables, 393/394 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1055 variables, 2/396 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1055 variables, 0/396 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 97/1152 variables, 20/416 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1152 variables, 87/503 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1152 variables, 11/514 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1152 variables, 0/514 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (OVERLAPS) 86/1238 variables, 51/565 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1238 variables, 1/566 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1238 variables, 9/575 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1238 variables, 0/575 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (OVERLAPS) 12/1250 variables, 10/585 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1250 variables, 0/585 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (OVERLAPS) 0/1250 variables, 0/585 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1250/1250 variables, and 585 constraints, problems are : Problem set: 0 solved, 11 unsolved in 2021 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 474/474 constraints, ReadFeed: 98/98 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
After SMT, in 4265ms problems are : Problem set: 0 solved, 11 unsolved
Fused 11 Parikh solutions to 9 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 10 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Applied a total of 0 rules in 68 ms. Remains 474 /474 variables (removed 0) and now considering 1339/1339 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 474/474 places, 1339/1339 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Applied a total of 0 rules in 67 ms. Remains 474 /474 variables (removed 0) and now considering 1339/1339 (removed 0) transitions.
[2025-06-01 11:31:52] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:31:52] [INFO ] Invariant cache hit.
[2025-06-01 11:31:53] [INFO ] Implicit Places using invariants in 606 ms returned []
[2025-06-01 11:31:53] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:31:53] [INFO ] Invariant cache hit.
[2025-06-01 11:31:53] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:31:55] [INFO ] Implicit Places using invariants and state equation in 2268 ms returned []
Implicit Place search using SMT with State Equation took 2881 ms to find 0 implicit places.
[2025-06-01 11:31:55] [INFO ] Redundant transitions in 27 ms returned []
Running 1337 sub problems to find dead transitions.
[2025-06-01 11:31:55] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:31:55] [INFO ] Invariant cache hit.
[2025-06-01 11:31:55] [INFO ] State equation strengthened by 98 read => feed constraints.
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :2.64763e+10 after 5.2895e+13
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :5.2895e+13 after 3.10916e+14
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
Detected timeout of ITS tools.
[2025-06-01 11:32:26] [INFO ] Flatten gal took : 102 ms
[2025-06-01 11:32:26] [INFO ] Applying decomposition
[2025-06-01 11:32:26] [INFO ] Flatten gal took : 84 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/graph8859301589406131547.txt' '-o' '/tmp/graph8859301589406131547.bin' '-w' '/tmp/graph8859301589406131547.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph8859301589406131547.bin' '-l' '-1' '-v' '-w' '/tmp/graph8859301589406131547.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:32:26] [INFO ] Decomposing Gal with order
[2025-06-01 11:32:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:32:27] [INFO ] Removed a total of 2310 redundant transitions.
[2025-06-01 11:32:27] [INFO ] Flatten gal took : 242 ms
[2025-06-01 11:32:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 1003 labels/synchronizations in 115 ms.
[2025-06-01 11:32:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13609616993927586419.gal : 34 ms
[2025-06-01 11:32:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4776560989273526816.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/ReachabilityCardinality13609616993927586419.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4776560989273526816.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/ReachabilityCardinality4776560989273526816.prop.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 474/1250 variables, and 2 constraints, problems are : Problem set: 0 solved, 1337 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/474 constraints, ReadFeed: 0/98 constraints, PredecessorRefiner: 1337/1337 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1337 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/474 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 3 (OVERLAPS) 776/1250 variables, 474/476 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1250 variables, 98/574 constraints. Problems are: Problem set: 0 solved, 1337 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1250/1250 variables, and 1911 constraints, problems are : Problem set: 0 solved, 1337 unsolved in 30602 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 474/474 constraints, ReadFeed: 98/98 constraints, PredecessorRefiner: 1337/1337 constraints, Known Traps: 0/0 constraints]
After SMT, in 67261ms problems are : Problem set: 0 solved, 1337 unsolved
Search for dead transitions found 0 dead transitions in 67282ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70267 ms. Remains : 474/474 places, 1339/1339 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 563 transitions
Reduce isomorphic transitions removed 563 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 574 rules applied. Total rules applied 574 place count 474 transition count 765
Reduce places removed 11 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 12 rules applied. Total rules applied 586 place count 463 transition count 764
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 587 place count 462 transition count 764
Performed 89 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 89 Pre rules applied. Total rules applied 587 place count 462 transition count 675
Deduced a syphon composed of 89 places in 0 ms
Reduce places removed 89 places and 0 transitions.
Iterating global reduction 3 with 178 rules applied. Total rules applied 765 place count 373 transition count 675
Performed 133 Post agglomeration using F-continuation condition.Transition count delta: 133
Deduced a syphon composed of 133 places in 0 ms
Reduce places removed 133 places and 0 transitions.
Iterating global reduction 3 with 266 rules applied. Total rules applied 1031 place count 240 transition count 542
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1094 place count 177 transition count 416
Iterating global reduction 3 with 63 rules applied. Total rules applied 1157 place count 177 transition count 416
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1158 place count 177 transition count 415
Discarding 62 places :
Symmetric choice reduction at 4 with 62 rule applications. Total rules 1220 place count 115 transition count 291
Iterating global reduction 4 with 62 rules applied. Total rules applied 1282 place count 115 transition count 291
Discarding 62 places :
Symmetric choice reduction at 4 with 62 rule applications. Total rules 1344 place count 53 transition count 167
Iterating global reduction 4 with 62 rules applied. Total rules applied 1406 place count 53 transition count 167
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Iterating post reduction 4 with 62 rules applied. Total rules applied 1468 place count 53 transition count 105
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1470 place count 52 transition count 104
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 5 with 10 rules applied. Total rules applied 1480 place count 47 transition count 105
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 5 with 10 rules applied. Total rules applied 1490 place count 47 transition count 95
Applied a total of 1490 rules in 128 ms. Remains 47 /474 variables (removed 427) and now considering 95/1339 (removed 1244) transitions.
Running SMT prover for 11 properties.
// Phase 1: matrix 95 rows 47 cols
[2025-06-01 11:33:02] [INFO ] Computed 2 invariants in 0 ms
[2025-06-01 11:33:02] [INFO ] [Real]Absence check using 1 positive place invariants in 12 ms returned sat
[2025-06-01 11:33:02] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:33:02] [INFO ] After 158ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2025-06-01 11:33:03] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:33:03] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:33:03] [INFO ] After 72ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2025-06-01 11:33:03] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 11:33:03] [INFO ] After 46ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :11
TRAPS : Iteration 0
[2025-06-01 11:33:03] [INFO ] After 118ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :11
[2025-06-01 11:33:03] [INFO ] After 325ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :11
[2025-06-01 11:33:03] [INFO ] Flatten gal took : 5 ms
[2025-06-01 11:33:03] [INFO ] Flatten gal took : 4 ms
[2025-06-01 11:33:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6243066854105553889.gal : 1 ms
[2025-06-01 11:33:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18131080462634813138.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/ReachabilityCardinality6243066854105553889.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18131080462634813138.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/ReachabilityCardinality18131080462634813138.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :5 after 17
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :17 after 109
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :109 after 3466
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :3466 after 9735
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :9735 after 495975
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :495975 after 2.87541e+07
Invariant property MIN8 does not hold.
Invariant property MIN7 does not hold.
Invariant property MIN4 does not hold.
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :2.87541e+07 after 9.44819e+08
Reachability property MAX8 is true.
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :9.44819e+08 after 8.81855e+09
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :8.81855e+09 after 6.09888e+10
SDD proceeding with computation,7 properties remain. new max is 1024
SDD size :6.09888e+10 after 9.61067e+11
SDD proceeding with computation,7 properties remain. new max is 2048
SDD size :9.61067e+11 after 2.63282e+13
SDD proceeding with computation,7 properties remain. new max is 4096
SDD size :2.63282e+13 after 1.42232e+15
SDD proceeding with computation,7 properties remain. new max is 8192
SDD size :1.42232e+15 after 1.10958e+17
Detected timeout of ITS tools.
Detected timeout of ITS tools.
[2025-06-01 11:33:18] [INFO ] Flatten gal took : 4 ms
[2025-06-01 11:33:18] [INFO ] Applying decomposition
[2025-06-01 11:33:18] [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/graph7047013922753826952.txt' '-o' '/tmp/graph7047013922753826952.bin' '-w' '/tmp/graph7047013922753826952.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph7047013922753826952.bin' '-l' '-1' '-v' '-w' '/tmp/graph7047013922753826952.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:33:18] [INFO ] Decomposing Gal with order
[2025-06-01 11:33:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:33:18] [INFO ] Removed a total of 114 redundant transitions.
[2025-06-01 11:33:18] [INFO ] Flatten gal took : 17 ms
[2025-06-01 11:33:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 17 labels/synchronizations in 2 ms.
[2025-06-01 11:33:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3711638752928203289.gal : 2 ms
[2025-06-01 11:33:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6485503770087766763.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/ReachabilityCardinality3711638752928203289.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6485503770087766763.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/ReachabilityCardinality6485503770087766763.prop.
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :7 after 56
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :56 after 2030
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :2030 after 24558
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :24558 after 402056
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :1.20948e+06 after 4.0796e+06
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :2.79401e+08 after 1.09796e+09
SDD proceeding with computation,7 properties remain. new max is 1024
SDD size :7.86174e+10 after 2.35078e+11
SDD proceeding with computation,7 properties remain. new max is 2048
SDD size :5.56811e+12 after 9.72204e+12
SDD proceeding with computation,7 properties remain. new max is 4096
SDD size :5.44419e+14 after 8.42728e+14
SDD proceeding with computation,7 properties remain. new max is 8192
SDD size :5.91817e+16 after 1.15814e+17
SDD proceeding with computation,7 properties remain. new max is 16384
SDD size :6.12922e+18 after 1.08293e+19
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30764 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[943, 225, 272, 219, 10, 185, 197, 8, 5, 143] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 8, +inf]
Starting property specific reduction for FunctionPointer-PT-c008-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 11:33:33] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
// Phase 1: matrix 776 rows 474 cols
[2025-06-01 11:33:33] [INFO ] Computed 2 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 39 ms. (250 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 12 ms. (769 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[7] Max Struct:[+inf]
[2025-06-01 11:33:33] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:33:33] [INFO ] Invariant cache hit.
[2025-06-01 11:33:33] [INFO ] [Real]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:33:33] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:33:33] [INFO ] [Real]Absence check using state equation in 271 ms returned sat
[2025-06-01 11:33:33] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:33:33] [INFO ] [Real]Added 98 Read/Feed constraints in 61 ms returned sat
[2025-06-01 11:33:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:33:34] [INFO ] [Nat]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 11:33:34] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:33:34] [INFO ] [Nat]Absence check using state equation in 280 ms returned sat
[2025-06-01 11:33:34] [INFO ] [Nat]Added 98 Read/Feed constraints in 60 ms returned sat
[2025-06-01 11:33:34] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 94 ms.
[2025-06-01 11:33:34] [INFO ] Added : 1 causal constraints over 1 iterations in 200 ms. Result :sat
Minimization took 536 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 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Graph (complete) has 2288 edges and 474 vertex of which 468 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.0 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 468 transition count 1328
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 18 place count 462 transition count 1314
Iterating global reduction 1 with 6 rules applied. Total rules applied 24 place count 462 transition count 1314
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 30 place count 462 transition count 1308
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 35 place count 457 transition count 1296
Iterating global reduction 2 with 5 rules applied. Total rules applied 40 place count 457 transition count 1296
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 45 place count 452 transition count 1284
Iterating global reduction 2 with 5 rules applied. Total rules applied 50 place count 452 transition count 1284
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 56 place count 446 transition count 1268
Iterating global reduction 2 with 6 rules applied. Total rules applied 62 place count 446 transition count 1268
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 68 place count 440 transition count 1256
Iterating global reduction 2 with 6 rules applied. Total rules applied 74 place count 440 transition count 1256
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 80 place count 434 transition count 1242
Iterating global reduction 2 with 6 rules applied. Total rules applied 86 place count 434 transition count 1242
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 92 place count 428 transition count 1230
Iterating global reduction 2 with 6 rules applied. Total rules applied 98 place count 428 transition count 1230
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 103 place count 423 transition count 1220
Iterating global reduction 2 with 5 rules applied. Total rules applied 108 place count 423 transition count 1220
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 112 place count 419 transition count 1212
Iterating global reduction 2 with 4 rules applied. Total rules applied 116 place count 419 transition count 1212
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 119 place count 416 transition count 1206
Iterating global reduction 2 with 3 rules applied. Total rules applied 122 place count 416 transition count 1206
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 123 place count 415 transition count 1204
Iterating global reduction 2 with 1 rules applied. Total rules applied 124 place count 415 transition count 1204
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 125 place count 414 transition count 1202
Iterating global reduction 2 with 1 rules applied. Total rules applied 126 place count 414 transition count 1202
Applied a total of 126 rules in 255 ms. Remains 414 /474 variables (removed 60) and now considering 1202/1339 (removed 137) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 256 ms. Remains : 414/474 places, 1202/1339 transitions.
[2025-06-01 11:33:35] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
Found an invariant !
This invariant on transitions {222=1, 307=1, 504=1, 674=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 337=1, 534=1, 674=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[7] Max Struct:[+inf]
[2025-06-01 11:33:35] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
// Phase 1: matrix 678 rows 414 cols
[2025-06-01 11:33:35] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[7] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 3182 ms. (314 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 890 ms. (1122 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1367] Max Struct:[+inf]
[2025-06-01 11:33:39] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:33:39] [INFO ] Invariant cache hit.
[2025-06-01 11:33:40] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2025-06-01 11:33:40] [INFO ] [Real]Absence check using state equation in 242 ms returned sat
[2025-06-01 11:33:40] [INFO ] State equation strengthened by 74 read => feed constraints.
[2025-06-01 11:33:40] [INFO ] [Real]Added 74 Read/Feed constraints in 70 ms returned sat
[2025-06-01 11:33:40] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:33:40] [INFO ] [Nat]Absence check using 3 positive place invariants in 7 ms returned sat
[2025-06-01 11:33:40] [INFO ] [Nat]Absence check using state equation in 254 ms returned sat
[2025-06-01 11:33:40] [INFO ] [Nat]Added 74 Read/Feed constraints in 65 ms returned sat
[2025-06-01 11:33:41] [INFO ] Deduced a trap composed of 74 places in 425 ms of which 17 ms to minimize.
[2025-06-01 11:33:41] [INFO ] Deduced a trap composed of 72 places in 396 ms of which 5 ms to minimize.
[2025-06-01 11:33:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 913 ms
[2025-06-01 11:33:41] [INFO ] Computed and/alt/rep : 333/1251/331 causal constraints (skipped 345 transitions) in 84 ms.
[2025-06-01 11:33:41] [INFO ] Added : 6 causal constraints over 3 iterations in 300 ms. Result :sat
Minimization took 336 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1367] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1367] Max Struct:[+inf]
Support contains 1 out of 414 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 87 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 87 ms. Remains : 414/414 places, 1202/1202 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 82 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
[2025-06-01 11:33:46] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:33:46] [INFO ] Invariant cache hit.
[2025-06-01 11:33:47] [INFO ] Implicit Places using invariants in 559 ms returned []
[2025-06-01 11:33:47] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:33:47] [INFO ] Invariant cache hit.
[2025-06-01 11:33:47] [INFO ] State equation strengthened by 74 read => feed constraints.
[2025-06-01 11:33:49] [INFO ] Implicit Places using invariants and state equation in 2036 ms returned []
Implicit Place search using SMT with State Equation took 2597 ms to find 0 implicit places.
[2025-06-01 11:33:49] [INFO ] Redundant transitions in 21 ms returned []
Running 1200 sub problems to find dead transitions.
[2025-06-01 11:33:49] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:33:49] [INFO ] Invariant cache hit.
[2025-06-01 11:33:49] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
[2025-06-01 11:34:15] [INFO ] Deduced a trap composed of 131 places in 433 ms of which 6 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 1.0)
(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 0.0)
(s15 0.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 0.0)
(s23 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 414/1092 variables, and 4 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/414 constraints, ReadFeed: 0/74 constraints, PredecessorRefiner: 1200/1200 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1200 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/414 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/414 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 3 (OVERLAPS) 678/1092 variables, 414/418 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1092 variables, 74/492 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1092/1092 variables, and 1692 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 31045 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 414/414 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1200/1200 constraints, Known Traps: 1/1 constraints]
After SMT, in 67256ms problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 67270ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69981 ms. Remains : 414/414 places, 1202/1202 transitions.
[2025-06-01 11:34:56] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
Found an invariant !
This invariant on transitions {222=1, 307=1, 504=1, 674=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 337=1, 534=1, 674=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[1367] Max Struct:[+inf]
[2025-06-01 11:34:57] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:34:57] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1367] Max Struct:[+inf]
RANDOM walk for 1000002 steps (2 resets) in 3205 ms. (311 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 793 ms. (1259 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1367] Max Struct:[+inf]
[2025-06-01 11:35:01] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:35:01] [INFO ] Invariant cache hit.
[2025-06-01 11:35:01] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 11:35:01] [INFO ] [Real]Absence check using state equation in 283 ms returned sat
[2025-06-01 11:35:01] [INFO ] State equation strengthened by 74 read => feed constraints.
[2025-06-01 11:35:01] [INFO ] [Real]Added 74 Read/Feed constraints in 66 ms returned sat
[2025-06-01 11:35:01] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:35:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 9 ms returned sat
[2025-06-01 11:35:02] [INFO ] [Nat]Absence check using state equation in 355 ms returned sat
[2025-06-01 11:35:02] [INFO ] [Nat]Added 74 Read/Feed constraints in 91 ms returned sat
[2025-06-01 11:35:02] [INFO ] Deduced a trap composed of 74 places in 469 ms of which 5 ms to minimize.
[2025-06-01 11:35:03] [INFO ] Deduced a trap composed of 72 places in 434 ms of which 4 ms to minimize.
[2025-06-01 11:35:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1035 ms
[2025-06-01 11:35:03] [INFO ] Computed and/alt/rep : 333/1251/331 causal constraints (skipped 345 transitions) in 130 ms.
[2025-06-01 11:35:03] [INFO ] Added : 6 causal constraints over 3 iterations in 468 ms. Result :sat
Minimization took 479 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1367] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1367] Max Struct:[+inf]
Support contains 1 out of 414 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 53 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 414/414 places, 1202/1202 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 52 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
[2025-06-01 11:35:08] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:35:08] [INFO ] Invariant cache hit.
[2025-06-01 11:35:09] [INFO ] Implicit Places using invariants in 676 ms returned []
[2025-06-01 11:35:09] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:35:09] [INFO ] Invariant cache hit.
[2025-06-01 11:35:09] [INFO ] State equation strengthened by 74 read => feed constraints.
[2025-06-01 11:35:11] [INFO ] Implicit Places using invariants and state equation in 2322 ms returned []
Implicit Place search using SMT with State Equation took 3004 ms to find 0 implicit places.
[2025-06-01 11:35:11] [INFO ] Redundant transitions in 21 ms returned []
Running 1200 sub problems to find dead transitions.
[2025-06-01 11:35:11] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:35:11] [INFO ] Invariant cache hit.
[2025-06-01 11:35:11] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
[2025-06-01 11:35:37] [INFO ] Deduced a trap composed of 131 places in 446 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 414/1092 variables, and 4 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/414 constraints, ReadFeed: 0/74 constraints, PredecessorRefiner: 1200/1200 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1200 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/414 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/414 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 3 (OVERLAPS) 678/1092 variables, 414/418 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1092 variables, 74/492 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1092/1092 variables, and 1692 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 30821 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 414/414 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1200/1200 constraints, Known Traps: 1/1 constraints]
After SMT, in 66388ms problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 66402ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69491 ms. Remains : 414/414 places, 1202/1202 transitions.
[2025-06-01 11:36:18] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
Found an invariant !
This invariant on transitions {222=1, 307=1, 504=1, 674=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 337=1, 534=1, 674=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[1367] Max Struct:[+inf]
[2025-06-01 11:36:18] [INFO ] Flatten gal took : 45 ms
[2025-06-01 11:36:18] [INFO ] Flatten gal took : 43 ms
[2025-06-01 11:36:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11053101382836626848.gal : 9 ms
[2025-06-01 11:36:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9403528280687961580.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/ReachabilityCardinality11053101382836626848.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9403528280687961580.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
RANDOM walk for 40005 steps (8 resets) in 331 ms. (120 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 79 ms. (500 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality9403528280687961580.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 1994
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1994 after 1.22555e+06
Interrupted probabilistic random walk after 409439 steps, run timeout after 3001 ms. (steps per millisecond=136 ) properties seen :0 out of 1
Probabilistic random walk after 409439 steps, saw 251069 distinct states, run finished after 3001 ms. (steps per millisecond=136 ) properties seen :0
[2025-06-01 11:36:21] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:36:21] [INFO ] Invariant cache hit.
[2025-06-01 11:36:21] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 343/347 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/353 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/353 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/353 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 596/949 variables, 333/343 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/949 variables, 74/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/949 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 62/1011 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1011 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 67/1078 variables, 65/483 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1078 variables, 0/483 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 8/1086 variables, 4/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1086 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 6/1092 variables, 4/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1092 variables, 0/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1092 variables, 0/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1092/1092 variables, and 491 constraints, problems are : Problem set: 0 solved, 1 unsolved in 465 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 414/414 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 343/347 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/353 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/353 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/353 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 596/949 variables, 333/343 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/949 variables, 74/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/949 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/949 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 62/1011 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1011 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 67/1078 variables, 65/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1078 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 8/1086 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1086 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 6/1092 variables, 4/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1092 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1092 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1092/1092 variables, and 492 constraints, problems are : Problem set: 0 solved, 1 unsolved in 693 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 414/414 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1171ms problems are : Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.22555e+06 after 2.64763e+10
Parikh walk visited 0 properties in 5038 ms.
Support contains 1 out of 414 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 77 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 414/414 places, 1202/1202 transitions.
RANDOM walk for 40001 steps (8 resets) in 218 ms. (182 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 364454 steps, run timeout after 3001 ms. (steps per millisecond=121 ) properties seen :0 out of 1
Probabilistic random walk after 364454 steps, saw 223486 distinct states, run finished after 3005 ms. (steps per millisecond=121 ) properties seen :0
[2025-06-01 11:36:31] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:36:31] [INFO ] Invariant cache hit.
[2025-06-01 11:36:31] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 343/347 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/353 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/353 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/353 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 596/949 variables, 333/343 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/949 variables, 74/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/949 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 62/1011 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1011 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 67/1078 variables, 65/483 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1078 variables, 0/483 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 8/1086 variables, 4/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1086 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 6/1092 variables, 4/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1092 variables, 0/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1092 variables, 0/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1092/1092 variables, and 491 constraints, problems are : Problem set: 0 solved, 1 unsolved in 444 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 414/414 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 343/347 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/353 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/353 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/353 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 596/949 variables, 333/343 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/949 variables, 74/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/949 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/949 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 62/1011 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1011 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 67/1078 variables, 65/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1078 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 8/1086 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1086 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 6/1092 variables, 4/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1092 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1092 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1092/1092 variables, and 492 constraints, problems are : Problem set: 0 solved, 1 unsolved in 645 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 414/414 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1100ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 5079 ms.
Support contains 1 out of 414 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 55 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 414/414 places, 1202/1202 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 414/414 places, 1202/1202 transitions.
Applied a total of 0 rules in 53 ms. Remains 414 /414 variables (removed 0) and now considering 1202/1202 (removed 0) transitions.
[2025-06-01 11:36:37] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:36:37] [INFO ] Invariant cache hit.
[2025-06-01 11:36:37] [INFO ] Implicit Places using invariants in 601 ms returned []
[2025-06-01 11:36:37] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:36:37] [INFO ] Invariant cache hit.
[2025-06-01 11:36:38] [INFO ] State equation strengthened by 74 read => feed constraints.
[2025-06-01 11:36:40] [INFO ] Implicit Places using invariants and state equation in 2579 ms returned []
Implicit Place search using SMT with State Equation took 3190 ms to find 0 implicit places.
[2025-06-01 11:36:40] [INFO ] Redundant transitions in 35 ms returned []
Running 1200 sub problems to find dead transitions.
[2025-06-01 11:36:40] [INFO ] Flow matrix only has 678 transitions (discarded 524 similar events)
[2025-06-01 11:36:40] [INFO ] Invariant cache hit.
[2025-06-01 11:36:40] [INFO ] State equation strengthened by 74 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2.64763e+10 after 7.78635e+13
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :7.78635e+13 after 2.43134e+14
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2.43134e+14 after 3.44424e+14
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :3.44424e+14 after 6.39645e+14
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :6.39645e+14 after 1.20903e+15
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
[2025-06-01 11:37:05] [INFO ] Deduced a trap composed of 131 places in 258 ms of which 4 ms to minimize.
Detected timeout of ITS tools.
[2025-06-01 11:37:08] [INFO ] Flatten gal took : 53 ms
[2025-06-01 11:37:08] [INFO ] Applying decomposition
[2025-06-01 11:37:08] [INFO ] Flatten gal took : 54 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/graph3874584243978054652.txt' '-o' '/tmp/graph3874584243978054652.bin' '-w' '/tmp/graph3874584243978054652.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph3874584243978054652.bin' '-l' '-1' '-v' '-w' '/tmp/graph3874584243978054652.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:37:08] [INFO ] Decomposing Gal with order
[2025-06-01 11:37:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:37:09] [INFO ] Removed a total of 2047 redundant transitions.
[2025-06-01 11:37:09] [INFO ] Flatten gal took : 113 ms
[2025-06-01 11:37:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 837 labels/synchronizations in 56 ms.
[2025-06-01 11:37:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10664368988983604618.gal : 21 ms
[2025-06-01 11:37:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6813270146014187890.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/ReachabilityCardinality10664368988983604618.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6813270146014187890.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/ReachabilityCardinality6813270146014187890.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s141 0.0)
(s142 0.0)
(s143 0.0)
(s144 0.0)
(s145 0.0)
(s146 0.0)
(s147 0.0)
(s148 0.0)
(s149 0.0)
(s150 0.0)
(s151 0.0)
(s152 0.0)
(s153 0.0)
(s154 0.0)
(s155 0.0)
(s156 0.0)
(s157 0.0)
(s158 0.0)
(s159 0.0)
(s160 0.0)
(s161 0.0)
(s162 0.0)
(s163 0.0)
(s164 0.0)
(s165 0.0)
(s166 0.0)
(s167 0.0)
(s168 0.0)
(s169 0.0)
(s170 0.0)
(s171 0.0)
(s172 0.0)
(s173 0.0)
(s174 0.0)
(s175 0.0)
(s176 0.0)
(s177 0.0)
(s178 0.0)
(s179 1.0)timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 414/1092 variables, and 4 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/414 constraints, ReadFeed: 0/74 constraints, PredecessorRefiner: 1200/1200 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1200 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/414 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/414 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 3 (OVERLAPS) 678/1092 variables, 414/418 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1092 variables, 74/492 constraints. Problems are: Problem set: 0 solved, 1200 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1092/1092 variables, and 1692 constraints, problems are : Problem set: 0 solved, 1200 unsolved in 30735 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 414/414 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1200/1200 constraints, Known Traps: 1/1 constraints]
After SMT, in 67733ms problems are : Problem set: 0 solved, 1200 unsolved
Search for dead transitions found 0 dead transitions in 67764ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71052 ms. Remains : 414/414 places, 1202/1202 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 524 transitions
Reduce isomorphic transitions removed 524 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 534 rules applied. Total rules applied 534 place count 414 transition count 668
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 544 place count 404 transition count 668
Performed 68 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 68 Pre rules applied. Total rules applied 544 place count 404 transition count 600
Deduced a syphon composed of 68 places in 1 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 2 with 136 rules applied. Total rules applied 680 place count 336 transition count 600
Performed 128 Post agglomeration using F-continuation condition.Transition count delta: 128
Deduced a syphon composed of 128 places in 0 ms
Reduce places removed 128 places and 0 transitions.
Iterating global reduction 2 with 256 rules applied. Total rules applied 936 place count 208 transition count 472
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1000 place count 144 transition count 344
Iterating global reduction 2 with 64 rules applied. Total rules applied 1064 place count 144 transition count 344
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1065 place count 144 transition count 343
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1065 place count 144 transition count 342
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1067 place count 143 transition count 342
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1130 place count 80 transition count 216
Iterating global reduction 3 with 63 rules applied. Total rules applied 1193 place count 80 transition count 216
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1256 place count 17 transition count 90
Iterating global reduction 3 with 63 rules applied. Total rules applied 1319 place count 17 transition count 90
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1382 place count 17 transition count 27
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1382 place count 17 transition count 26
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1384 place count 16 transition count 26
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 1386 place count 16 transition count 24
Applied a total of 1386 rules in 57 ms. Remains 16 /414 variables (removed 398) and now considering 24/1202 (removed 1178) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 24 rows 16 cols
[2025-06-01 11:37:48] [INFO ] Computed 3 invariants in 1 ms
[2025-06-01 11:37:48] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 11:37:48] [INFO ] After 12ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-01 11:37:48] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 11:37:48] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 11:37:48] [INFO ] After 57ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 11:37:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 11:37:48] [INFO ] After 12ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 11:37:48] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 11:37:48] [INFO ] After 7ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 11:37:48] [INFO ] After 59ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 11:37:48] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:37:48] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:37:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12750840202423439368.gal : 1 ms
[2025-06-01 11:37:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1887030889256597848.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/ReachabilityCardinality12750840202423439368.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1887030889256597848.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/ReachabilityCardinality1887030889256597848.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 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 126
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :126 after 642
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :642 after 13467
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :13467 after 44667
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :44667 after 106587
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :106587 after 229947
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :229947 after 476187
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 1025 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,968187,8.37844,122064,2,77,15,18800,6,0,88,10634,0
Total reachable state count : 968187
Verifying 1 reachability properties.
Invariant property MIN0 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,480,8.37899,122064,2,56,15,18800,7,0,91,10634,0
Over-approximation ignoring read arcs solved 0 properties in 8609 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:[1367] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c008-UpperBounds-03 in 263594 ms.
Starting property specific reduction for FunctionPointer-PT-c008-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]
[2025-06-01 11:37:57] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
// Phase 1: matrix 776 rows 474 cols
[2025-06-01 11:37:57] [INFO ] Computed 2 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 35 ms. (277 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[4] Max Struct:[+inf]
[2025-06-01 11:37:57] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:37:57] [INFO ] Invariant cache hit.
[2025-06-01 11:37:57] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:37:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:37:57] [INFO ] [Real]Absence check using state equation in 390 ms returned sat
[2025-06-01 11:37:57] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:37:57] [INFO ] [Real]Added 98 Read/Feed constraints in 88 ms returned sat
[2025-06-01 11:37:57] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:37:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:37:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:37:58] [INFO ] [Nat]Absence check using state equation in 411 ms returned sat
[2025-06-01 11:37:58] [INFO ] [Nat]Added 98 Read/Feed constraints in 104 ms returned sat
[2025-06-01 11:37:58] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 152 ms.
[2025-06-01 11:37:58] [INFO ] Added : 6 causal constraints over 3 iterations in 488 ms. Result :sat
Minimization took 643 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 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Graph (complete) has 2288 edges and 474 vertex of which 468 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.1 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 468 transition count 1328
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 18 place count 462 transition count 1314
Iterating global reduction 1 with 6 rules applied. Total rules applied 24 place count 462 transition count 1314
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 28 place count 462 transition count 1310
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 32 place count 458 transition count 1300
Iterating global reduction 2 with 4 rules applied. Total rules applied 36 place count 458 transition count 1300
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 40 place count 454 transition count 1290
Iterating global reduction 2 with 4 rules applied. Total rules applied 44 place count 454 transition count 1290
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 48 place count 450 transition count 1282
Iterating global reduction 2 with 4 rules applied. Total rules applied 52 place count 450 transition count 1282
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 56 place count 446 transition count 1274
Iterating global reduction 2 with 4 rules applied. Total rules applied 60 place count 446 transition count 1274
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 65 place count 441 transition count 1260
Iterating global reduction 2 with 5 rules applied. Total rules applied 70 place count 441 transition count 1260
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 75 place count 436 transition count 1250
Iterating global reduction 2 with 5 rules applied. Total rules applied 80 place count 436 transition count 1250
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 84 place count 432 transition count 1242
Iterating global reduction 2 with 4 rules applied. Total rules applied 88 place count 432 transition count 1242
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 91 place count 429 transition count 1236
Iterating global reduction 2 with 3 rules applied. Total rules applied 94 place count 429 transition count 1236
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 96 place count 427 transition count 1232
Iterating global reduction 2 with 2 rules applied. Total rules applied 98 place count 427 transition count 1232
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 100 place count 425 transition count 1228
Iterating global reduction 2 with 2 rules applied. Total rules applied 102 place count 425 transition count 1228
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 104 place count 423 transition count 1224
Iterating global reduction 2 with 2 rules applied. Total rules applied 106 place count 423 transition count 1224
Applied a total of 106 rules in 505 ms. Remains 423 /474 variables (removed 51) and now considering 1224/1339 (removed 115) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 507 ms. Remains : 423/474 places, 1224/1339 transitions.
[2025-06-01 11:38:00] [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 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 90 ms. (steps per millisecond=111 ) properties (out of 1) seen :[2147483647]
Current structural bounds on expressions (after cover walk) : Max Seen:[+inf] Max Struct:[+inf]
[2025-06-01 11:38:00] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
// Phase 1: matrix 691 rows 423 cols
[2025-06-01 11:38:00] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[+inf] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 3382 ms. (295 steps per ms)
FORMULA FunctionPointer-PT-c008-UpperBounds-04 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-01 11:38:04] [INFO ] Flatten gal took : 57 ms
[2025-06-01 11:38:04] [INFO ] Flatten gal took : 57 ms
[2025-06-01 11:38:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11083146411521498339.gal : 13 ms
[2025-06-01 11:38:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2007826157628681536.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/ReachabilityCardinality11083146411521498339.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2007826157628681536.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for FunctionPointer-PT-c008-UpperBounds-04 in 7226 ms.
Starting property specific reduction for FunctionPointer-PT-c008-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]
[2025-06-01 11:38:04] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
// Phase 1: matrix 776 rows 474 cols
[2025-06-01 11:38:04] [INFO ] Computed 2 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 57 ms. (172 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 16 ms. (588 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 11:38:04] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:38:04] [INFO ] Invariant cache hit.
[2025-06-01 11:38:04] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:38:04] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:38:04] [INFO ] [Real]Absence check using state equation in 385 ms returned sat
[2025-06-01 11:38:04] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:38:05] [INFO ] [Real]Added 98 Read/Feed constraints in 92 ms returned sat
[2025-06-01 11:38:05] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:38:05] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:38:05] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:38:05] [INFO ] [Nat]Absence check using state equation in 404 ms returned sat
[2025-06-01 11:38:05] [INFO ] [Nat]Added 98 Read/Feed constraints in 88 ms returned sat
[2025-06-01 11:38:05] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 147 ms.
[2025-06-01 11:38:06] [INFO ] Added : 9 causal constraints over 3 iterations in 500 ms. Result :sat
Minimization took 642 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 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Graph (complete) has 2288 edges and 474 vertex of which 468 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.0 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 468 transition count 1328
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 18 place count 462 transition count 1316
Iterating global reduction 1 with 6 rules applied. Total rules applied 24 place count 462 transition count 1316
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 30 place count 462 transition count 1310
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 34 place count 458 transition count 1300
Iterating global reduction 2 with 4 rules applied. Total rules applied 38 place count 458 transition count 1300
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 42 place count 454 transition count 1290
Iterating global reduction 2 with 4 rules applied. Total rules applied 46 place count 454 transition count 1290
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 51 place count 449 transition count 1276
Iterating global reduction 2 with 5 rules applied. Total rules applied 56 place count 449 transition count 1276
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 61 place count 444 transition count 1266
Iterating global reduction 2 with 5 rules applied. Total rules applied 66 place count 444 transition count 1266
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 71 place count 439 transition count 1254
Iterating global reduction 2 with 5 rules applied. Total rules applied 76 place count 439 transition count 1254
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 81 place count 434 transition count 1244
Iterating global reduction 2 with 5 rules applied. Total rules applied 86 place count 434 transition count 1244
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 91 place count 429 transition count 1234
Iterating global reduction 2 with 5 rules applied. Total rules applied 96 place count 429 transition count 1234
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 100 place count 425 transition count 1226
Iterating global reduction 2 with 4 rules applied. Total rules applied 104 place count 425 transition count 1226
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 107 place count 422 transition count 1220
Iterating global reduction 2 with 3 rules applied. Total rules applied 110 place count 422 transition count 1220
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 111 place count 421 transition count 1218
Iterating global reduction 2 with 1 rules applied. Total rules applied 112 place count 421 transition count 1218
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 113 place count 420 transition count 1216
Iterating global reduction 2 with 1 rules applied. Total rules applied 114 place count 420 transition count 1216
Applied a total of 114 rules in 369 ms. Remains 420 /474 variables (removed 54) and now considering 1216/1339 (removed 123) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 370 ms. Remains : 420/474 places, 1216/1339 transitions.
[2025-06-01 11:38:07] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
Found an invariant !
This invariant on transitions {244=1, 334=1, 660=1, 685=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 342=1, 668=1, 685=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[2] Max Struct:[+inf]
[2025-06-01 11:38:07] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
// Phase 1: matrix 687 rows 420 cols
[2025-06-01 11:38:07] [INFO ] Computed 3 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000003 steps (2 resets) in 3340 ms. (299 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 838 ms. (1191 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[459] Max Struct:[+inf]
[2025-06-01 11:38:11] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:38:11] [INFO ] Invariant cache hit.
[2025-06-01 11:38:12] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 11:38:12] [INFO ] [Real]Absence check using state equation in 276 ms returned sat
[2025-06-01 11:38:12] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:38:12] [INFO ] [Real]Added 75 Read/Feed constraints in 61 ms returned sat
[2025-06-01 11:38:12] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:38:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 10 ms returned sat
[2025-06-01 11:38:12] [INFO ] [Nat]Absence check using state equation in 386 ms returned sat
[2025-06-01 11:38:13] [INFO ] [Nat]Added 75 Read/Feed constraints in 106 ms returned sat
[2025-06-01 11:38:13] [INFO ] Deduced a trap composed of 113 places in 546 ms of which 7 ms to minimize.
[2025-06-01 11:38:14] [INFO ] Deduced a trap composed of 92 places in 544 ms of which 7 ms to minimize.
[2025-06-01 11:38:14] [INFO ] Deduced a trap composed of 80 places in 587 ms of which 7 ms to minimize.
[2025-06-01 11:38:15] [INFO ] Deduced a trap composed of 78 places in 571 ms of which 6 ms to minimize.
[2025-06-01 11:38:16] [INFO ] Deduced a trap composed of 73 places in 569 ms of which 7 ms to minimize.
[2025-06-01 11:38:16] [INFO ] Deduced a trap composed of 71 places in 589 ms of which 6 ms to minimize.
[2025-06-01 11:38:17] [INFO ] Deduced a trap composed of 70 places in 544 ms of which 6 ms to minimize.
[2025-06-01 11:38:17] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 4276 ms
[2025-06-01 11:38:17] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 353 transitions) in 121 ms.
[2025-06-01 11:38:17] [INFO ] Added : 11 causal constraints over 3 iterations in 429 ms. Result :sat
Minimization took 540 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[459] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[459] Max Struct:[+inf]
Support contains 1 out of 420 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 53 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 420/420 places, 1216/1216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 52 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
[2025-06-01 11:38:21] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:38:21] [INFO ] Invariant cache hit.
[2025-06-01 11:38:22] [INFO ] Implicit Places using invariants in 806 ms returned []
[2025-06-01 11:38:22] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:38:22] [INFO ] Invariant cache hit.
[2025-06-01 11:38:23] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:38:25] [INFO ] Implicit Places using invariants and state equation in 2622 ms returned []
Implicit Place search using SMT with State Equation took 3438 ms to find 0 implicit places.
[2025-06-01 11:38:25] [INFO ] Redundant transitions in 32 ms returned []
Running 1214 sub problems to find dead transitions.
[2025-06-01 11:38:25] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:38:25] [INFO ] Invariant cache hit.
[2025-06-01 11:38:25] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
[2025-06-01 11:38:50] [INFO ] Deduced a trap composed of 131 places in 450 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 420/1107 variables, and 4 constraints, problems are : Problem set: 0 solved, 1214 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/420 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1214/1214 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1214 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 3 (OVERLAPS) 687/1107 variables, 420/424 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1107 variables, 75/499 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1107/1107 variables, and 1713 constraints, problems are : Problem set: 0 solved, 1214 unsolved in 31041 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1214/1214 constraints, Known Traps: 1/1 constraints]
After SMT, in 66743ms problems are : Problem set: 0 solved, 1214 unsolved
Search for dead transitions found 0 dead transitions in 66765ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70298 ms. Remains : 420/420 places, 1216/1216 transitions.
[2025-06-01 11:39:32] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
Found an invariant !
This invariant on transitions {244=1, 334=1, 660=1, 685=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 342=1, 668=1, 685=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[459] Max Struct:[+inf]
[2025-06-01 11:39:32] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:39:32] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[459] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 3410 ms. (293 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 815 ms. (1225 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[459] Max Struct:[+inf]
[2025-06-01 11:39:36] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:39:36] [INFO ] Invariant cache hit.
[2025-06-01 11:39:36] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 11:39:37] [INFO ] [Real]Absence check using state equation in 233 ms returned sat
[2025-06-01 11:39:37] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:39:37] [INFO ] [Real]Added 75 Read/Feed constraints in 42 ms returned sat
[2025-06-01 11:39:37] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:39:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 10 ms returned sat
[2025-06-01 11:39:37] [INFO ] [Nat]Absence check using state equation in 378 ms returned sat
[2025-06-01 11:39:37] [INFO ] [Nat]Added 75 Read/Feed constraints in 103 ms returned sat
[2025-06-01 11:39:38] [INFO ] Deduced a trap composed of 113 places in 582 ms of which 7 ms to minimize.
[2025-06-01 11:39:39] [INFO ] Deduced a trap composed of 92 places in 569 ms of which 6 ms to minimize.
[2025-06-01 11:39:39] [INFO ] Deduced a trap composed of 80 places in 601 ms of which 7 ms to minimize.
[2025-06-01 11:39:40] [INFO ] Deduced a trap composed of 78 places in 590 ms of which 7 ms to minimize.
[2025-06-01 11:39:40] [INFO ] Deduced a trap composed of 73 places in 596 ms of which 7 ms to minimize.
[2025-06-01 11:39:41] [INFO ] Deduced a trap composed of 71 places in 598 ms of which 12 ms to minimize.
[2025-06-01 11:39:42] [INFO ] Deduced a trap composed of 70 places in 479 ms of which 6 ms to minimize.
[2025-06-01 11:39:42] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 4333 ms
[2025-06-01 11:39:42] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 353 transitions) in 128 ms.
[2025-06-01 11:39:42] [INFO ] Added : 11 causal constraints over 3 iterations in 456 ms. Result :sat
Minimization took 559 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[459] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[459] Max Struct:[+inf]
Support contains 1 out of 420 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 55 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 420/420 places, 1216/1216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 53 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
[2025-06-01 11:39:46] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:39:46] [INFO ] Invariant cache hit.
[2025-06-01 11:39:47] [INFO ] Implicit Places using invariants in 810 ms returned []
[2025-06-01 11:39:47] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:39:47] [INFO ] Invariant cache hit.
[2025-06-01 11:39:47] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:39:49] [INFO ] Implicit Places using invariants and state equation in 2469 ms returned []
Implicit Place search using SMT with State Equation took 3283 ms to find 0 implicit places.
[2025-06-01 11:39:49] [INFO ] Redundant transitions in 21 ms returned []
Running 1214 sub problems to find dead transitions.
[2025-06-01 11:39:49] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:39:49] [INFO ] Invariant cache hit.
[2025-06-01 11:39:49] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
[2025-06-01 11:40:13] [INFO ] Deduced a trap composed of 131 places in 390 ms of which 6 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 420/1107 variables, and 4 constraints, problems are : Problem set: 0 solved, 1214 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/420 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1214/1214 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1214 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 3 (OVERLAPS) 687/1107 variables, 420/424 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1107 variables, 75/499 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1107/1107 variables, and 1713 constraints, problems are : Problem set: 0 solved, 1214 unsolved in 30537 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1214/1214 constraints, Known Traps: 1/1 constraints]
After SMT, in 66310ms problems are : Problem set: 0 solved, 1214 unsolved
Search for dead transitions found 0 dead transitions in 66324ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69690 ms. Remains : 420/420 places, 1216/1216 transitions.
[2025-06-01 11:40:56] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
Found an invariant !
This invariant on transitions {244=1, 334=1, 660=1, 685=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 342=1, 668=1, 685=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[459] Max Struct:[+inf]
[2025-06-01 11:40:56] [INFO ] Flatten gal took : 88 ms
[2025-06-01 11:40:56] [INFO ] Flatten gal took : 80 ms
[2025-06-01 11:40:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality653004355960433155.gal : 9 ms
RANDOM walk for 40002 steps (8 resets) in 626 ms. (63 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 73 ms. (540 steps per ms) remains 1/1 properties
[2025-06-01 11:40:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13919547554219647840.prop : 95 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/ReachabilityCardinality653004355960433155.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13919547554219647840.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/ReachabilityCardinality13919547554219647840.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 1994
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1994 after 1.22555e+06
Interrupted probabilistic random walk after 377129 steps, run timeout after 3001 ms. (steps per millisecond=125 ) properties seen :0 out of 1
Probabilistic random walk after 377129 steps, saw 231257 distinct states, run finished after 3001 ms. (steps per millisecond=125 ) properties seen :0
[2025-06-01 11:40:59] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:40:59] [INFO ] Invariant cache hit.
[2025-06-01 11:40:59] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/13 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 352/365 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/372 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/372 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/372 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 605/977 variables, 337/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/977 variables, 74/429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/977 variables, 0/429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1039 variables, 1/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1039 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 68/1107 variables, 68/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1107 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1107 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1107/1107 variables, and 498 constraints, problems are : Problem set: 0 solved, 1 unsolved in 514 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/13 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 352/365 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/365 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 7/372 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/372 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/372 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 605/977 variables, 337/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/977 variables, 74/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/977 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1039 variables, 1/431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1039 variables, 0/431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 68/1107 variables, 68/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1107 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1107 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1107/1107 variables, and 499 constraints, problems are : Problem set: 0 solved, 1 unsolved in 568 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1096ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 3832 ms.
Support contains 1 out of 420 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 53 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 420/420 places, 1216/1216 transitions.
RANDOM walk for 40001 steps (8 resets) in 175 ms. (227 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 :1.22555e+06 after 2.64763e+10
Interrupted probabilistic random walk after 363438 steps, run timeout after 3001 ms. (steps per millisecond=121 ) properties seen :0 out of 1
Probabilistic random walk after 363438 steps, saw 222862 distinct states, run finished after 3001 ms. (steps per millisecond=121 ) properties seen :0
[2025-06-01 11:41:07] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:41:07] [INFO ] Invariant cache hit.
[2025-06-01 11:41:07] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/13 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 352/365 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/372 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/372 variables, 3/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/372 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 605/977 variables, 337/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/977 variables, 74/429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/977 variables, 0/429 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1039 variables, 1/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1039 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 68/1107 variables, 68/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1107 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1107 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1107/1107 variables, and 498 constraints, problems are : Problem set: 0 solved, 1 unsolved in 446 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/13 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 352/365 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/365 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/365 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/365 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 7/372 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/372 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/372 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 605/977 variables, 337/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/977 variables, 74/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/977 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1039 variables, 1/431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1039 variables, 0/431 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 68/1107 variables, 68/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1107 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1107 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1107/1107 variables, and 499 constraints, problems are : Problem set: 0 solved, 1 unsolved in 452 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 909ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 3605 ms.
Support contains 1 out of 420 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 54 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 420/420 places, 1216/1216 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 420/420 places, 1216/1216 transitions.
Applied a total of 0 rules in 53 ms. Remains 420 /420 variables (removed 0) and now considering 1216/1216 (removed 0) transitions.
[2025-06-01 11:41:12] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:41:12] [INFO ] Invariant cache hit.
[2025-06-01 11:41:13] [INFO ] Implicit Places using invariants in 639 ms returned []
[2025-06-01 11:41:13] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:41:13] [INFO ] Invariant cache hit.
[2025-06-01 11:41:13] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:41:15] [INFO ] Implicit Places using invariants and state equation in 2175 ms returned []
Implicit Place search using SMT with State Equation took 2823 ms to find 0 implicit places.
[2025-06-01 11:41:15] [INFO ] Redundant transitions in 23 ms returned []
Running 1214 sub problems to find dead transitions.
[2025-06-01 11:41:15] [INFO ] Flow matrix only has 687 transitions (discarded 529 similar events)
[2025-06-01 11:41:15] [INFO ] Invariant cache hit.
[2025-06-01 11:41:15] [INFO ] State equation strengthened by 75 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2.64763e+10 after 7.78635e+13
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :7.78635e+13 after 2.43134e+14
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2.43134e+14 after 3.44424e+14
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :3.44424e+14 after 6.39645e+14
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :6.39645e+14 after 1.13724e+15
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.13724e+15 after 1.1489e+15
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.1489e+15 after 1.87396e+15
[2025-06-01 11:41:36] [INFO ] Deduced a trap composed of 131 places in 277 ms of which 4 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.87396e+15 after 1.11891e+16
Detected timeout of ITS tools.
[2025-06-01 11:41:47] [INFO ] Flatten gal took : 29 ms
[2025-06-01 11:41:47] [INFO ] Applying decomposition
[2025-06-01 11:41:47] [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/graph2198875014153924652.txt' '-o' '/tmp/graph2198875014153924652.bin' '-w' '/tmp/graph2198875014153924652.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph2198875014153924652.bin' '-l' '-1' '-v' '-w' '/tmp/graph2198875014153924652.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:41:47] [INFO ] Decomposing Gal with order
[2025-06-01 11:41:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:41:47] [INFO ] Removed a total of 2078 redundant transitions.
[2025-06-01 11:41:47] [INFO ] Flatten gal took : 69 ms
[2025-06-01 11:41:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 938 labels/synchronizations in 54 ms.
[2025-06-01 11:41:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7271694242857030047.gal : 9 ms
[2025-06-01 11:41:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15070496535691597928.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/ReachabilityCardinality7271694242857030047.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15070496535691597928.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/ReachabilityCardinality15070496535691597928.prop.
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 420/1107 variables, and 4 constraints, problems are : Problem set: 0 solved, 1214 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/420 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1214/1214 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1214 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 3 (OVERLAPS) 687/1107 variables, 420/424 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1107 variables, 75/499 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1107 variables, 1214/1713 constraints. Problems are: Problem set: 0 solved, 1214 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1107/1107 variables, and 1713 constraints, problems are : Problem set: 0 solved, 1214 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 420/420 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1214/1214 constraints, Known Traps: 1/1 constraints]
After SMT, in 65463ms problems are : Problem set: 0 solved, 1214 unsolved
Search for dead transitions found 0 dead transitions in 65478ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68386 ms. Remains : 420/420 places, 1216/1216 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 529 transitions
Reduce isomorphic transitions removed 529 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 539 rules applied. Total rules applied 539 place count 420 transition count 677
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 549 place count 410 transition count 677
Performed 72 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 72 Pre rules applied. Total rules applied 549 place count 410 transition count 605
Deduced a syphon composed of 72 places in 1 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 693 place count 338 transition count 605
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 2 with 254 rules applied. Total rules applied 947 place count 211 transition count 478
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1011 place count 147 transition count 350
Iterating global reduction 2 with 64 rules applied. Total rules applied 1075 place count 147 transition count 350
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 1077 place count 147 transition count 348
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1140 place count 84 transition count 222
Iterating global reduction 3 with 63 rules applied. Total rules applied 1203 place count 84 transition count 222
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1266 place count 21 transition count 96
Iterating global reduction 3 with 63 rules applied. Total rules applied 1329 place count 21 transition count 96
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1392 place count 21 transition count 33
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1392 place count 21 transition count 32
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1394 place count 20 transition count 32
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1396 place count 19 transition count 31
Applied a total of 1396 rules in 32 ms. Remains 19 /420 variables (removed 401) and now considering 31/1216 (removed 1185) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 31 rows 19 cols
[2025-06-01 11:42:20] [INFO ] Computed 3 invariants in 0 ms
[2025-06-01 11:42:21] [INFO ] [Real]Absence check using 3 positive place invariants in 27 ms returned sat
[2025-06-01 11:42:21] [INFO ] After 109ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-01 11:42:21] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 11:42:21] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 11:42:21] [INFO ] After 287ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 11:42:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 11:42:21] [INFO ] After 15ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 11:42:21] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 11:42:21] [INFO ] After 8ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 11:42:21] [INFO ] After 78ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 11:42:21] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:42:21] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:42:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11470041811333956631.gal : 0 ms
[2025-06-01 11:42:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16358566113452853446.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/ReachabilityCardinality11470041811333956631.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16358566113452853446.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/ReachabilityCardinality16358566113452853446.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 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 207
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :207 after 2655
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2655 after 6615
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :6615 after 14415
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :14415 after 29895
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :29895 after 60735
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :60735 after 122295
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :122295 after 245295
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :245295 after 491175
Detected timeout of ITS tools.
[2025-06-01 11:42:36] [INFO ] Flatten gal took : 2 ms
[2025-06-01 11:42:36] [INFO ] Applying decomposition
[2025-06-01 11:42:36] [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/graph12906165693850489948.txt' '-o' '/tmp/graph12906165693850489948.bin' '-w' '/tmp/graph12906165693850489948.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph12906165693850489948.bin' '-l' '-1' '-v' '-w' '/tmp/graph12906165693850489948.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:42:36] [INFO ] Decomposing Gal with order
[2025-06-01 11:42:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:42:36] [INFO ] Removed a total of 30 redundant transitions.
[2025-06-01 11:42:36] [INFO ] Flatten gal took : 3 ms
[2025-06-01 11:42:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 1 ms.
[2025-06-01 11:42:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16525565299413936877.gal : 1 ms
[2025-06-01 11:42:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17049940114784555222.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/ReachabilityCardinality16525565299413936877.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17049940114784555222.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/ReachabilityCardinality17049940114784555222.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 17
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30499 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[459] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c008-UpperBounds-05 in 287122 ms.
Starting property specific reduction for FunctionPointer-PT-c008-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]
[2025-06-01 11:42:51] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
// Phase 1: matrix 776 rows 474 cols
[2025-06-01 11:42:51] [INFO ] Computed 2 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 56 ms. (175 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 15 ms. (625 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 11:42:51] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:42:51] [INFO ] Invariant cache hit.
[2025-06-01 11:42:51] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:42:51] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:42:52] [INFO ] [Real]Absence check using state equation in 423 ms returned sat
[2025-06-01 11:42:52] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:42:52] [INFO ] [Real]Added 98 Read/Feed constraints in 63 ms returned sat
[2025-06-01 11:42:52] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:42:52] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:42:52] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:42:52] [INFO ] [Nat]Absence check using state equation in 391 ms returned sat
[2025-06-01 11:42:52] [INFO ] [Nat]Added 98 Read/Feed constraints in 53 ms returned sat
[2025-06-01 11:42:52] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 145 ms.
[2025-06-01 11:42:53] [INFO ] Added : 6 causal constraints over 3 iterations in 476 ms. Result :sat
Minimization took 646 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 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Graph (complete) has 2288 edges and 474 vertex of which 468 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.1 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 468 transition count 1328
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 18 place count 462 transition count 1314
Iterating global reduction 1 with 6 rules applied. Total rules applied 24 place count 462 transition count 1314
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 28 place count 462 transition count 1310
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 32 place count 458 transition count 1300
Iterating global reduction 2 with 4 rules applied. Total rules applied 36 place count 458 transition count 1300
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 40 place count 454 transition count 1290
Iterating global reduction 2 with 4 rules applied. Total rules applied 44 place count 454 transition count 1290
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 48 place count 450 transition count 1282
Iterating global reduction 2 with 4 rules applied. Total rules applied 52 place count 450 transition count 1282
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 56 place count 446 transition count 1274
Iterating global reduction 2 with 4 rules applied. Total rules applied 60 place count 446 transition count 1274
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 65 place count 441 transition count 1260
Iterating global reduction 2 with 5 rules applied. Total rules applied 70 place count 441 transition count 1260
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 75 place count 436 transition count 1250
Iterating global reduction 2 with 5 rules applied. Total rules applied 80 place count 436 transition count 1250
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 84 place count 432 transition count 1242
Iterating global reduction 2 with 4 rules applied. Total rules applied 88 place count 432 transition count 1242
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 91 place count 429 transition count 1236
Iterating global reduction 2 with 3 rules applied. Total rules applied 94 place count 429 transition count 1236
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 96 place count 427 transition count 1232
Iterating global reduction 2 with 2 rules applied. Total rules applied 98 place count 427 transition count 1232
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 100 place count 425 transition count 1228
Iterating global reduction 2 with 2 rules applied. Total rules applied 102 place count 425 transition count 1228
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 104 place count 423 transition count 1224
Iterating global reduction 2 with 2 rules applied. Total rules applied 106 place count 423 transition count 1224
Applied a total of 106 rules in 310 ms. Remains 423 /474 variables (removed 51) and now considering 1224/1339 (removed 115) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 312 ms. Remains : 423/474 places, 1224/1339 transitions.
[2025-06-01 11:42:54] [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 92 ms. (steps per millisecond=108 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[2] Max Struct:[+inf]
[2025-06-01 11:42:54] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
// Phase 1: matrix 691 rows 423 cols
[2025-06-01 11:42:54] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 3456 ms. (289 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 906 ms. (1102 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[228] Max Struct:[+inf]
[2025-06-01 11:42:59] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:42:59] [INFO ] Invariant cache hit.
[2025-06-01 11:42:59] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2025-06-01 11:42:59] [INFO ] [Real]Absence check using state equation in 253 ms returned sat
[2025-06-01 11:42:59] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:42:59] [INFO ] [Real]Added 75 Read/Feed constraints in 27 ms returned sat
[2025-06-01 11:42:59] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:42:59] [INFO ] [Nat]Absence check using 3 positive place invariants in 9 ms returned sat
[2025-06-01 11:43:00] [INFO ] [Nat]Absence check using state equation in 382 ms returned sat
[2025-06-01 11:43:00] [INFO ] [Nat]Added 75 Read/Feed constraints in 56 ms returned sat
[2025-06-01 11:43:00] [INFO ] Deduced a trap composed of 113 places in 595 ms of which 7 ms to minimize.
[2025-06-01 11:43:01] [INFO ] Deduced a trap composed of 94 places in 589 ms of which 7 ms to minimize.
[2025-06-01 11:43:02] [INFO ] Deduced a trap composed of 80 places in 587 ms of which 7 ms to minimize.
[2025-06-01 11:43:02] [INFO ] Deduced a trap composed of 78 places in 568 ms of which 7 ms to minimize.
[2025-06-01 11:43:03] [INFO ] Deduced a trap composed of 73 places in 571 ms of which 7 ms to minimize.
[2025-06-01 11:43:03] [INFO ] Deduced a trap composed of 70 places in 593 ms of which 7 ms to minimize.
[2025-06-01 11:43:04] [INFO ] Deduced a trap composed of 190 places in 605 ms of which 7 ms to minimize.
[2025-06-01 11:43:04] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 4432 ms
[2025-06-01 11:43:04] [INFO ] Computed and/alt/rep : 339/1255/332 causal constraints (skipped 357 transitions) in 160 ms.
[2025-06-01 11:43:05] [INFO ] Added : 29 causal constraints over 7 iterations in 714 ms. Result :sat
Minimization took 609 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[228] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[228] Max Struct:[+inf]
Support contains 1 out of 423 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 423/423 places, 1224/1224 transitions.
Applied a total of 0 rules in 50 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51 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 52 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2025-06-01 11:43:08] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:43:08] [INFO ] Invariant cache hit.
[2025-06-01 11:43:08] [INFO ] Implicit Places using invariants in 903 ms returned []
[2025-06-01 11:43:08] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:43:08] [INFO ] Invariant cache hit.
[2025-06-01 11:43:09] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:43:11] [INFO ] Implicit Places using invariants and state equation in 2486 ms returned []
Implicit Place search using SMT with State Equation took 3392 ms to find 0 implicit places.
[2025-06-01 11:43:11] [INFO ] Redundant transitions in 20 ms returned []
Running 1222 sub problems to find dead transitions.
[2025-06-01 11:43:11] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:43:11] [INFO ] Invariant cache hit.
[2025-06-01 11:43:11] [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
[2025-06-01 11:43:34] [INFO ] Deduced a trap composed of 131 places in 267 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 423/1114 variables, and 4 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/423 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 691/1114 variables, 423/427 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1114 variables, 75/502 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1114/1114 variables, and 1724 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 31274 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 1/1 constraints]
After SMT, in 67605ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 67618ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71093 ms. Remains : 423/423 places, 1224/1224 transitions.
[2025-06-01 11:44:19] [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 71 ms. (steps per millisecond=140 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[228] Max Struct:[+inf]
[2025-06-01 11:44:19] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:44:19] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[228] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 3548 ms. (281 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 858 ms. (1164 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[228] Max Struct:[+inf]
[2025-06-01 11:44:24] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:44:24] [INFO ] Invariant cache hit.
[2025-06-01 11:44:24] [INFO ] [Real]Absence check using 3 positive place invariants in 9 ms returned sat
[2025-06-01 11:44:24] [INFO ] [Real]Absence check using state equation in 371 ms returned sat
[2025-06-01 11:44:24] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:44:24] [INFO ] [Real]Added 75 Read/Feed constraints in 57 ms returned sat
[2025-06-01 11:44:24] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:44:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 10 ms returned sat
[2025-06-01 11:44:25] [INFO ] [Nat]Absence check using state equation in 391 ms returned sat
[2025-06-01 11:44:25] [INFO ] [Nat]Added 75 Read/Feed constraints in 62 ms returned sat
[2025-06-01 11:44:25] [INFO ] Deduced a trap composed of 113 places in 582 ms of which 7 ms to minimize.
[2025-06-01 11:44:26] [INFO ] Deduced a trap composed of 94 places in 631 ms of which 7 ms to minimize.
[2025-06-01 11:44:27] [INFO ] Deduced a trap composed of 80 places in 597 ms of which 7 ms to minimize.
[2025-06-01 11:44:27] [INFO ] Deduced a trap composed of 78 places in 591 ms of which 6 ms to minimize.
[2025-06-01 11:44:28] [INFO ] Deduced a trap composed of 73 places in 572 ms of which 7 ms to minimize.
[2025-06-01 11:44:28] [INFO ] Deduced a trap composed of 70 places in 553 ms of which 6 ms to minimize.
[2025-06-01 11:44:29] [INFO ] Deduced a trap composed of 190 places in 599 ms of which 7 ms to minimize.
[2025-06-01 11:44:29] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 4440 ms
[2025-06-01 11:44:29] [INFO ] Computed and/alt/rep : 339/1255/332 causal constraints (skipped 357 transitions) in 160 ms.
[2025-06-01 11:44:30] [INFO ] Added : 29 causal constraints over 7 iterations in 699 ms. Result :sat
Minimization took 565 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[228] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[228] 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 51 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 52 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 51 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2025-06-01 11:44:32] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:44:32] [INFO ] Invariant cache hit.
[2025-06-01 11:44:33] [INFO ] Implicit Places using invariants in 1010 ms returned []
[2025-06-01 11:44:33] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:44:33] [INFO ] Invariant cache hit.
[2025-06-01 11:44:34] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:44:36] [INFO ] Implicit Places using invariants and state equation in 2487 ms returned []
Implicit Place search using SMT with State Equation took 3502 ms to find 0 implicit places.
[2025-06-01 11:44:36] [INFO ] Redundant transitions in 20 ms returned []
Running 1222 sub problems to find dead transitions.
[2025-06-01 11:44:36] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:44:36] [INFO ] Invariant cache hit.
[2025-06-01 11:44:36] [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
[2025-06-01 11:45:00] [INFO ] Deduced a trap composed of 131 places in 457 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 423/1114 variables, and 4 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/423 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 691/1114 variables, 423/427 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1114 variables, 75/502 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1114/1114 variables, and 1724 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 31031 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 1/1 constraints]
After SMT, in 67280ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 67293ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70876 ms. Remains : 423/423 places, 1224/1224 transitions.
[2025-06-01 11:45:43] [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 74 ms. (steps per millisecond=135 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[228] Max Struct:[+inf]
[2025-06-01 11:45:44] [INFO ] Flatten gal took : 78 ms
RANDOM walk for 40004 steps (8 resets) in 278 ms. (143 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 67 ms. (588 steps per ms) remains 1/1 properties
[2025-06-01 11:45:44] [INFO ] Flatten gal took : 54 ms
[2025-06-01 11:45:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5309548214499959316.gal : 8 ms
[2025-06-01 11:45:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17987711430963100468.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/ReachabilityCardinality5309548214499959316.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17987711430963100468.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/ReachabilityCardinality17987711430963100468.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 1994
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1994 after 1.22555e+06
Interrupted probabilistic random walk after 373553 steps, run timeout after 3001 ms. (steps per millisecond=124 ) properties seen :0 out of 1
Probabilistic random walk after 373553 steps, saw 229066 distinct states, run finished after 3004 ms. (steps per millisecond=124 ) properties seen :0
[2025-06-01 11:45:47] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:45:47] [INFO ] Invariant cache hit.
[2025-06-01 11:45:47] [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 415 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 474 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 901ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2062 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 51 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 51 ms. Remains : 423/423 places, 1224/1224 transitions.
RANDOM walk for 40003 steps (8 resets) in 192 ms. (207 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.22555e+06 after 2.64763e+10
Interrupted probabilistic random walk after 364577 steps, run timeout after 3001 ms. (steps per millisecond=121 ) properties seen :0 out of 1
Probabilistic random walk after 364577 steps, saw 223562 distinct states, run finished after 3004 ms. (steps per millisecond=121 ) properties seen :0
[2025-06-01 11:45:53] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:45:53] [INFO ] Invariant cache hit.
[2025-06-01 11:45:53] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 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 581 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 654 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 1247ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2097 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 51 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 51 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 59 ms. Remains 423 /423 variables (removed 0) and now considering 1224/1224 (removed 0) transitions.
[2025-06-01 11:45:56] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:45:56] [INFO ] Invariant cache hit.
[2025-06-01 11:45:57] [INFO ] Implicit Places using invariants in 820 ms returned []
[2025-06-01 11:45:57] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:45:57] [INFO ] Invariant cache hit.
[2025-06-01 11:45:58] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:45:59] [INFO ] Implicit Places using invariants and state equation in 2045 ms returned []
Implicit Place search using SMT with State Equation took 2869 ms to find 0 implicit places.
[2025-06-01 11:45:59] [INFO ] Redundant transitions in 21 ms returned []
Running 1222 sub problems to find dead transitions.
[2025-06-01 11:45:59] [INFO ] Flow matrix only has 691 transitions (discarded 533 similar events)
[2025-06-01 11:45:59] [INFO ] Invariant cache hit.
[2025-06-01 11:45:59] [INFO ] State equation strengthened by 75 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2.64763e+10 after 7.78635e+13
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 128
SDD size :7.78635e+13 after 2.43134e+14
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2.43134e+14 after 3.44424e+14
[2025-06-01 11:46:19] [INFO ] Deduced a trap composed of 131 places in 293 ms of which 4 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :3.44424e+14 after 6.39645e+14
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :6.39645e+14 after 1.10926e+15
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.10926e+15 after 1.12024e+15
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.12024e+15 after 1.79843e+15
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.79843e+15 after 3.82011e+15
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :3.82011e+15 after 4.01715e+15
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Detected timeout of ITS tools.
[2025-06-01 11:46:34] [INFO ] Flatten gal took : 33 ms
[2025-06-01 11:46:34] [INFO ] Applying decomposition
[2025-06-01 11:46:34] [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/graph7888242669109693626.txt' '-o' '/tmp/graph7888242669109693626.bin' '-w' '/tmp/graph7888242669109693626.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph7888242669109693626.bin' '-l' '-1' '-v' '-w' '/tmp/graph7888242669109693626.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:46:34] [INFO ] Decomposing Gal with order
[2025-06-01 11:46:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:46:34] [INFO ] Removed a total of 2097 redundant transitions.
[2025-06-01 11:46:34] [INFO ] Flatten gal took : 71 ms
[2025-06-01 11:46:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 893 labels/synchronizations in 48 ms.
[2025-06-01 11:46:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12741486539234240963.gal : 9 ms
[2025-06-01 11:46:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13242769345945141987.prop : 75 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/ReachabilityCardinality12741486539234240963.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13242769345945141987.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/ReachabilityCardinality13242769345945141987.prop.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 423/1114 variables, and 4 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/423 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1222 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 3 (OVERLAPS) 691/1114 variables, 423/427 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1114 variables, 75/502 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1114 variables, 1222/1724 constraints. Problems are: Problem set: 0 solved, 1222 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1114/1114 variables, and 1724 constraints, problems are : Problem set: 0 solved, 1222 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 423/423 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1222/1222 constraints, Known Traps: 1/1 constraints]
After SMT, in 66413ms problems are : Problem set: 0 solved, 1222 unsolved
Search for dead transitions found 0 dead transitions in 66427ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69384 ms. Remains : 423/423 places, 1224/1224 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 533 transitions
Reduce isomorphic transitions removed 533 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 543 rules applied. Total rules applied 543 place count 423 transition count 681
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 553 place count 413 transition count 681
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 553 place count 413 transition count 608
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 699 place count 340 transition count 608
Performed 128 Post agglomeration using F-continuation condition.Transition count delta: 128
Deduced a syphon composed of 128 places in 0 ms
Reduce places removed 128 places and 0 transitions.
Iterating global reduction 2 with 256 rules applied. Total rules applied 955 place count 212 transition count 480
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1019 place count 148 transition count 352
Iterating global reduction 2 with 64 rules applied. Total rules applied 1083 place count 148 transition count 352
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1084 place count 148 transition count 351
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1147 place count 85 transition count 225
Iterating global reduction 3 with 63 rules applied. Total rules applied 1210 place count 85 transition count 225
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1273 place count 22 transition count 99
Iterating global reduction 3 with 63 rules applied. Total rules applied 1336 place count 22 transition count 99
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1399 place count 22 transition count 36
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1399 place count 22 transition count 35
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1401 place count 21 transition count 35
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1403 place count 20 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1405 place count 19 transition count 34
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 4 with 3 rules applied. Total rules applied 1408 place count 19 transition count 31
Applied a total of 1408 rules in 32 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
[2025-06-01 11:47:06] [INFO ] Computed 3 invariants in 0 ms
[2025-06-01 11:47:06] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 11:47:06] [INFO ] After 14ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-01 11:47:06] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 11:47:06] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 11:47:06] [INFO ] After 50ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 11:47:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 11:47:06] [INFO ] After 13ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 11:47:06] [INFO ] After 9ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 11:47:06] [INFO ] After 14ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 11:47:06] [INFO ] After 66ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 11:47:06] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:47:06] [INFO ] Flatten gal took : 0 ms
[2025-06-01 11:47:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17471601353934291867.gal : 1 ms
[2025-06-01 11:47:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12577511570609804287.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/ReachabilityCardinality17471601353934291867.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12577511570609804287.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/ReachabilityCardinality12577511570609804287.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 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 126
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :126 after 615
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :615 after 8175
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :8175 after 23775
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :23775 after 54735
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :54735 after 116415
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :116415 after 239535
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :239535 after 485535
Detected timeout of ITS tools.
[2025-06-01 11:47:21] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:47:21] [INFO ] Applying decomposition
[2025-06-01 11:47:21] [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/graph17027808363975600130.txt' '-o' '/tmp/graph17027808363975600130.bin' '-w' '/tmp/graph17027808363975600130.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph17027808363975600130.bin' '-l' '-1' '-v' '-w' '/tmp/graph17027808363975600130.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:47:21] [INFO ] Decomposing Gal with order
[2025-06-01 11:47:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:47:21] [INFO ] Removed a total of 30 redundant transitions.
[2025-06-01 11:47:21] [INFO ] Flatten gal took : 2 ms
[2025-06-01 11:47:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 1 ms.
[2025-06-01 11:47:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1563540118010824716.gal : 2 ms
[2025-06-01 11:47:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1651455205450562533.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/ReachabilityCardinality1563540118010824716.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1651455205450562533.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/ReachabilityCardinality1651455205450562533.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 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 440
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30236 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[228] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c008-UpperBounds-07 in 285131 ms.
Starting property specific reduction for FunctionPointer-PT-c008-UpperBounds-08
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 11:47:36] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
// Phase 1: matrix 776 rows 474 cols
[2025-06-01 11:47:36] [INFO ] Computed 2 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 35 ms. (277 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 11:47:36] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:47:36] [INFO ] Invariant cache hit.
[2025-06-01 11:47:36] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:47:36] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:47:36] [INFO ] [Real]Absence check using state equation in 275 ms returned sat
[2025-06-01 11:47:36] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:47:36] [INFO ] [Real]Added 98 Read/Feed constraints in 34 ms returned sat
[2025-06-01 11:47:37] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:47:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:47:37] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:47:37] [INFO ] [Nat]Absence check using state equation in 271 ms returned sat
[2025-06-01 11:47:37] [INFO ] [Nat]Added 98 Read/Feed constraints in 43 ms returned sat
[2025-06-01 11:47:37] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 90 ms.
[2025-06-01 11:47:37] [INFO ] Added : 2 causal constraints over 1 iterations in 195 ms. Result :sat
Minimization took 514 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 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Graph (complete) has 2288 edges and 474 vertex of which 471 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 471 transition count 1333
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 14 place count 464 transition count 1317
Iterating global reduction 1 with 7 rules applied. Total rules applied 21 place count 464 transition count 1317
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 27 place count 464 transition count 1311
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 32 place count 459 transition count 1299
Iterating global reduction 2 with 5 rules applied. Total rules applied 37 place count 459 transition count 1299
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 42 place count 454 transition count 1287
Iterating global reduction 2 with 5 rules applied. Total rules applied 47 place count 454 transition count 1287
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 53 place count 448 transition count 1271
Iterating global reduction 2 with 6 rules applied. Total rules applied 59 place count 448 transition count 1271
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 65 place count 442 transition count 1259
Iterating global reduction 2 with 6 rules applied. Total rules applied 71 place count 442 transition count 1259
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 77 place count 436 transition count 1245
Iterating global reduction 2 with 6 rules applied. Total rules applied 83 place count 436 transition count 1245
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 89 place count 430 transition count 1233
Iterating global reduction 2 with 6 rules applied. Total rules applied 95 place count 430 transition count 1233
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 100 place count 425 transition count 1223
Iterating global reduction 2 with 5 rules applied. Total rules applied 105 place count 425 transition count 1223
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 109 place count 421 transition count 1215
Iterating global reduction 2 with 4 rules applied. Total rules applied 113 place count 421 transition count 1215
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 116 place count 418 transition count 1209
Iterating global reduction 2 with 3 rules applied. Total rules applied 119 place count 418 transition count 1209
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 120 place count 417 transition count 1207
Iterating global reduction 2 with 1 rules applied. Total rules applied 121 place count 417 transition count 1207
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 122 place count 416 transition count 1205
Iterating global reduction 2 with 1 rules applied. Total rules applied 123 place count 416 transition count 1205
Applied a total of 123 rules in 176 ms. Remains 416 /474 variables (removed 58) and now considering 1205/1339 (removed 134) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 176 ms. Remains : 416/474 places, 1205/1339 transitions.
[2025-06-01 11:47:38] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {219=1, 303=1, 501=1, 675=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {256=1, 340=1, 666=1, 678=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 11:47:38] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
// Phase 1: matrix 680 rows 416 cols
[2025-06-01 11:47:38] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 3017 ms. (331 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 825 ms. (1210 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 11:47:42] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2025-06-01 11:47:42] [INFO ] Invariant cache hit.
[2025-06-01 11:47:42] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2025-06-01 11:47:42] [INFO ] [Real]Absence check using state equation in 244 ms returned sat
[2025-06-01 11:47:42] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:47:42] [INFO ] [Real]Added 75 Read/Feed constraints in 28 ms returned sat
[2025-06-01 11:47:42] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:47:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 11:47:43] [INFO ] [Nat]Absence check using state equation in 251 ms returned sat
[2025-06-01 11:47:43] [INFO ] [Nat]Added 75 Read/Feed constraints in 29 ms returned sat
[2025-06-01 11:47:43] [INFO ] Deduced a trap composed of 71 places in 371 ms of which 4 ms to minimize.
[2025-06-01 11:47:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 439 ms
[2025-06-01 11:47:43] [INFO ] Computed and/alt/rep : 333/1252/331 causal constraints (skipped 347 transitions) in 79 ms.
[2025-06-01 11:47:43] [INFO ] Added : 4 causal constraints over 2 iterations in 230 ms. Result :sat
Minimization took 360 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:[7] Max Struct:[+inf]
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1205/1205 transitions.
Applied a total of 0 rules in 56 ms. Remains 416 /416 variables (removed 0) and now considering 1205/1205 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 416/416 places, 1205/1205 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1205/1205 transitions.
Applied a total of 0 rules in 49 ms. Remains 416 /416 variables (removed 0) and now considering 1205/1205 (removed 0) transitions.
[2025-06-01 11:47:44] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2025-06-01 11:47:44] [INFO ] Invariant cache hit.
[2025-06-01 11:47:45] [INFO ] Implicit Places using invariants in 612 ms returned []
[2025-06-01 11:47:45] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2025-06-01 11:47:45] [INFO ] Invariant cache hit.
[2025-06-01 11:47:45] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:47:47] [INFO ] Implicit Places using invariants and state equation in 2060 ms returned []
Implicit Place search using SMT with State Equation took 2674 ms to find 0 implicit places.
[2025-06-01 11:47:47] [INFO ] Redundant transitions in 20 ms returned []
Running 1203 sub problems to find dead transitions.
[2025-06-01 11:47:47] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2025-06-01 11:47:47] [INFO ] Invariant cache hit.
[2025-06-01 11:47:47] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
[2025-06-01 11:48:10] [INFO ] Deduced a trap composed of 131 places in 369 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 416/1096 variables, and 4 constraints, problems are : Problem set: 0 solved, 1203 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/416 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1203/1203 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1203 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/416 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 3 (OVERLAPS) 680/1096 variables, 416/420 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1096 variables, 75/495 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1096/1096 variables, and 1698 constraints, problems are : Problem set: 0 solved, 1203 unsolved in 31089 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1203/1203 constraints, Known Traps: 1/1 constraints]
After SMT, in 66791ms problems are : Problem set: 0 solved, 1203 unsolved
Search for dead transitions found 0 dead transitions in 66805ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69556 ms. Remains : 416/416 places, 1205/1205 transitions.
[2025-06-01 11:48:54] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {219=1, 303=1, 501=1, 675=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {256=1, 340=1, 666=1, 678=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[7] Max Struct:[+inf]
[2025-06-01 11:48:54] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2025-06-01 11:48:54] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[7] Max Struct:[+inf]
RANDOM walk for 1000003 steps (2 resets) in 3525 ms. (283 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 837 ms. (1193 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[7] Max Struct:[+inf]
[2025-06-01 11:48:58] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2025-06-01 11:48:58] [INFO ] Invariant cache hit.
[2025-06-01 11:48:59] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 11:48:59] [INFO ] [Real]Absence check using state equation in 292 ms returned sat
[2025-06-01 11:48:59] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:48:59] [INFO ] [Real]Added 75 Read/Feed constraints in 64 ms returned sat
[2025-06-01 11:48:59] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:48:59] [INFO ] [Nat]Absence check using 3 positive place invariants in 10 ms returned sat
[2025-06-01 11:48:59] [INFO ] [Nat]Absence check using state equation in 382 ms returned sat
[2025-06-01 11:49:00] [INFO ] [Nat]Added 75 Read/Feed constraints in 104 ms returned sat
[2025-06-01 11:49:00] [INFO ] Deduced a trap composed of 69 places in 570 ms of which 7 ms to minimize.
[2025-06-01 11:49:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 648 ms
[2025-06-01 11:49:00] [INFO ] Computed and/alt/rep : 333/1252/331 causal constraints (skipped 347 transitions) in 120 ms.
[2025-06-01 11:49:01] [INFO ] Deduced a trap composed of 72 places in 579 ms of which 7 ms to minimize.
[2025-06-01 11:49:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 676 ms
[2025-06-01 11:49:01] [INFO ] Added : 4 causal constraints over 2 iterations in 1090 ms. Result :sat
Minimization took 505 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 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1205/1205 transitions.
Applied a total of 0 rules in 84 ms. Remains 416 /416 variables (removed 0) and now considering 1205/1205 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 84 ms. Remains : 416/416 places, 1205/1205 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1205/1205 transitions.
Applied a total of 0 rules in 84 ms. Remains 416 /416 variables (removed 0) and now considering 1205/1205 (removed 0) transitions.
[2025-06-01 11:49:02] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2025-06-01 11:49:02] [INFO ] Invariant cache hit.
[2025-06-01 11:49:03] [INFO ] Implicit Places using invariants in 975 ms returned []
[2025-06-01 11:49:03] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2025-06-01 11:49:03] [INFO ] Invariant cache hit.
[2025-06-01 11:49:04] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:49:06] [INFO ] Implicit Places using invariants and state equation in 2514 ms returned []
Implicit Place search using SMT with State Equation took 3497 ms to find 0 implicit places.
[2025-06-01 11:49:06] [INFO ] Redundant transitions in 34 ms returned []
Running 1203 sub problems to find dead transitions.
[2025-06-01 11:49:06] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2025-06-01 11:49:06] [INFO ] Invariant cache hit.
[2025-06-01 11:49:06] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
[2025-06-01 11:49:27] [INFO ] Deduced a trap composed of 131 places in 268 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 416/1096 variables, and 4 constraints, problems are : Problem set: 0 solved, 1203 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/416 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1203/1203 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1203 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/416 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 3 (OVERLAPS) 680/1096 variables, 416/420 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1096 variables, 75/495 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1096/1096 variables, and 1698 constraints, problems are : Problem set: 0 solved, 1203 unsolved in 31088 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1203/1203 constraints, Known Traps: 1/1 constraints]
After SMT, in 67541ms problems are : Problem set: 0 solved, 1203 unsolved
Search for dead transitions found 0 dead transitions in 67564ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71193 ms. Remains : 416/416 places, 1205/1205 transitions.
[2025-06-01 11:50:13] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {219=1, 303=1, 501=1, 675=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {256=1, 340=1, 666=1, 678=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[7] Max Struct:[+inf]
[2025-06-01 11:50:14] [INFO ] Flatten gal took : 63 ms
RANDOM walk for 40000 steps (8 resets) in 194 ms. (205 steps per ms) remains 1/1 properties
[2025-06-01 11:50:14] [INFO ] Flatten gal took : 29 ms
[2025-06-01 11:50:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18197878263062450477.gal : 5 ms
[2025-06-01 11:50:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17735727820170647834.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/ReachabilityCardinality18197878263062450477.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17735727820170647834.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality17735727820170647834.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 1994
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1994 after 1.22555e+06
Interrupted probabilistic random walk after 388436 steps, run timeout after 3001 ms. (steps per millisecond=129 ) properties seen :0 out of 1
Probabilistic random walk after 388436 steps, saw 238192 distinct states, run finished after 3001 ms. (steps per millisecond=129 ) properties seen :0
[2025-06-01 11:50:17] [INFO ] Flow matrix only has 680 transitions (discarded 525 similar events)
[2025-06-01 11:50:17] [INFO ] Invariant cache hit.
[2025-06-01 11:50:17] [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) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 340/348 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/348 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/348 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6/354 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/354 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/354 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 598/952 variables, 333/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/952 variables, 74/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/952 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1014 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1014 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 68/1082 variables, 66/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1082 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 8/1090 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1090 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 6/1096 variables, 4/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1096 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1096 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1096/1096 variables, and 494 constraints, problems are : Problem set: 0 solved, 1 unsolved in 424 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/8 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 340/348 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/348 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/348 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/348 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 6/354 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/354 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/354 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 598/952 variables, 333/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/952 variables, 74/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1014 variables, 1/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1014 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 68/1082 variables, 66/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1082 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 8/1090 variables, 4/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1090 variables, 0/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/1096 variables, 4/495 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1096 variables, 0/495 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1096 variables, 0/495 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1096/1096 variables, and 495 constraints, problems are : Problem set: 0 solved, 1 unsolved in 476 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 911ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 96 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=48 )
Parikh walk visited 1 properties in 8 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[7] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c008-UpperBounds-08 in 161615 ms.
Starting property specific reduction for FunctionPointer-PT-c008-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]
[2025-06-01 11:50:18] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
// Phase 1: matrix 776 rows 474 cols
[2025-06-01 11:50:18] [INFO ] Computed 2 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10001 steps (2 resets) in 61 ms. (161 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 15 ms. (625 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[11] Max Struct:[+inf]
[2025-06-01 11:50:18] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:50:18] [INFO ] Invariant cache hit.
[2025-06-01 11:50:18] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 11:50:18] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:50:18] [INFO ] [Real]Absence check using state equation in 407 ms returned sat
[2025-06-01 11:50:18] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:50:18] [INFO ] [Real]Added 98 Read/Feed constraints in 95 ms returned sat
[2025-06-01 11:50:18] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:50:19] [INFO ] [Nat]Absence check using 1 positive place invariants in 11 ms returned sat
[2025-06-01 11:50:19] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:50:19] [INFO ] [Nat]Absence check using state equation in 429 ms returned sat
[2025-06-01 11:50:19] [INFO ] [Nat]Added 98 Read/Feed constraints in 104 ms returned sat
[2025-06-01 11:50:19] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 160 ms.
[2025-06-01 11:50:20] [INFO ] Added : 5 causal constraints over 3 iterations in 482 ms. Result :sat
Minimization took 620 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[11] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[11] Max Struct:[+inf]
Support contains 1 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Graph (complete) has 2288 edges and 474 vertex of which 468 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.0 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 468 transition count 1328
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 18 place count 462 transition count 1314
Iterating global reduction 1 with 6 rules applied. Total rules applied 24 place count 462 transition count 1314
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 30 place count 462 transition count 1308
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 34 place count 458 transition count 1298
Iterating global reduction 2 with 4 rules applied. Total rules applied 38 place count 458 transition count 1298
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 42 place count 454 transition count 1290
Iterating global reduction 2 with 4 rules applied. Total rules applied 46 place count 454 transition count 1290
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 51 place count 449 transition count 1276
Iterating global reduction 2 with 5 rules applied. Total rules applied 56 place count 449 transition count 1276
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 61 place count 444 transition count 1266
Iterating global reduction 2 with 5 rules applied. Total rules applied 66 place count 444 transition count 1266
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 71 place count 439 transition count 1254
Iterating global reduction 2 with 5 rules applied. Total rules applied 76 place count 439 transition count 1254
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 81 place count 434 transition count 1244
Iterating global reduction 2 with 5 rules applied. Total rules applied 86 place count 434 transition count 1244
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 90 place count 430 transition count 1236
Iterating global reduction 2 with 4 rules applied. Total rules applied 94 place count 430 transition count 1236
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 97 place count 427 transition count 1230
Iterating global reduction 2 with 3 rules applied. Total rules applied 100 place count 427 transition count 1230
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 103 place count 424 transition count 1224
Iterating global reduction 2 with 3 rules applied. Total rules applied 106 place count 424 transition count 1224
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 107 place count 423 transition count 1222
Iterating global reduction 2 with 1 rules applied. Total rules applied 108 place count 423 transition count 1222
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 109 place count 422 transition count 1220
Iterating global reduction 2 with 1 rules applied. Total rules applied 110 place count 422 transition count 1220
Applied a total of 110 rules in 191 ms. Remains 422 /474 variables (removed 52) and now considering 1220/1339 (removed 119) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 191 ms. Remains : 422/474 places, 1220/1339 transitions.
[2025-06-01 11:50:20] [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 75 ms. (steps per millisecond=133 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[11] Max Struct:[+inf]
[2025-06-01 11:50:21] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
// Phase 1: matrix 689 rows 422 cols
[2025-06-01 11:50:21] [INFO ] Computed 3 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[11] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 3280 ms. (304 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 840 ms. (1189 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[204] Max Struct:[+inf]
[2025-06-01 11:50:25] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:50:25] [INFO ] Invariant cache hit.
[2025-06-01 11:50:25] [INFO ] [Real]Absence check using 3 positive place invariants in 9 ms returned sat
[2025-06-01 11:50:26] [INFO ] [Real]Absence check using state equation in 364 ms returned sat
[2025-06-01 11:50:26] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:50:26] [INFO ] [Real]Added 75 Read/Feed constraints in 98 ms returned sat
[2025-06-01 11:50:26] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:50:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 8 ms returned sat
[2025-06-01 11:50:26] [INFO ] [Nat]Absence check using state equation in 344 ms returned sat
[2025-06-01 11:50:26] [INFO ] [Nat]Added 75 Read/Feed constraints in 97 ms returned sat
[2025-06-01 11:50:27] [INFO ] Deduced a trap composed of 113 places in 565 ms of which 7 ms to minimize.
[2025-06-01 11:50:27] [INFO ] Deduced a trap composed of 109 places in 583 ms of which 7 ms to minimize.
[2025-06-01 11:50:28] [INFO ] Deduced a trap composed of 87 places in 578 ms of which 7 ms to minimize.
[2025-06-01 11:50:29] [INFO ] Deduced a trap composed of 78 places in 594 ms of which 7 ms to minimize.
[2025-06-01 11:50:29] [INFO ] Deduced a trap composed of 76 places in 590 ms of which 6 ms to minimize.
[2025-06-01 11:50:30] [INFO ] Deduced a trap composed of 73 places in 572 ms of which 7 ms to minimize.
[2025-06-01 11:50:30] [INFO ] Deduced a trap composed of 71 places in 430 ms of which 5 ms to minimize.
[2025-06-01 11:50:31] [INFO ] Deduced a trap composed of 70 places in 375 ms of which 4 ms to minimize.
[2025-06-01 11:50:31] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 4610 ms
[2025-06-01 11:50:31] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 78 ms.
[2025-06-01 11:50:31] [INFO ] Added : 14 causal constraints over 5 iterations in 335 ms. Result :sat
Minimization took 335 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[204] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[204] 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 80 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 80 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 80 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2025-06-01 11:50:34] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:50:34] [INFO ] Invariant cache hit.
[2025-06-01 11:50:34] [INFO ] Implicit Places using invariants in 809 ms returned []
[2025-06-01 11:50:34] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:50:34] [INFO ] Invariant cache hit.
[2025-06-01 11:50:35] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:50:37] [INFO ] Implicit Places using invariants and state equation in 2268 ms returned []
Implicit Place search using SMT with State Equation took 3079 ms to find 0 implicit places.
[2025-06-01 11:50:37] [INFO ] Redundant transitions in 21 ms returned []
Running 1218 sub problems to find dead transitions.
[2025-06-01 11:50:37] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:50:37] [INFO ] Invariant cache hit.
[2025-06-01 11:50:37] [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
[2025-06-01 11:51:00] [INFO ] Deduced a trap composed of 131 places in 357 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 422/1111 variables, and 4 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/422 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 1/1 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, 1/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (OVERLAPS) 689/1111 variables, 422/426 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 75/501 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 1719 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 31141 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: 1/1 constraints]
After SMT, in 67852ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 67865ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71053 ms. Remains : 422/422 places, 1220/1220 transitions.
[2025-06-01 11:51:45] [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 :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[204] Max Struct:[+inf]
[2025-06-01 11:51:45] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:51:45] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[204] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 3476 ms. (287 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 872 ms. (1145 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[204] Max Struct:[+inf]
[2025-06-01 11:51:49] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:51:49] [INFO ] Invariant cache hit.
[2025-06-01 11:51:50] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2025-06-01 11:51:50] [INFO ] [Real]Absence check using state equation in 271 ms returned sat
[2025-06-01 11:51:50] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:51:50] [INFO ] [Real]Added 75 Read/Feed constraints in 74 ms returned sat
[2025-06-01 11:51:50] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:51:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 7 ms returned sat
[2025-06-01 11:51:50] [INFO ] [Nat]Absence check using state equation in 269 ms returned sat
[2025-06-01 11:51:50] [INFO ] [Nat]Added 75 Read/Feed constraints in 71 ms returned sat
[2025-06-01 11:51:51] [INFO ] Deduced a trap composed of 113 places in 435 ms of which 4 ms to minimize.
[2025-06-01 11:51:51] [INFO ] Deduced a trap composed of 109 places in 426 ms of which 4 ms to minimize.
[2025-06-01 11:51:52] [INFO ] Deduced a trap composed of 87 places in 429 ms of which 5 ms to minimize.
[2025-06-01 11:51:52] [INFO ] Deduced a trap composed of 78 places in 413 ms of which 4 ms to minimize.
[2025-06-01 11:51:53] [INFO ] Deduced a trap composed of 76 places in 420 ms of which 4 ms to minimize.
[2025-06-01 11:51:53] [INFO ] Deduced a trap composed of 73 places in 380 ms of which 4 ms to minimize.
[2025-06-01 11:51:53] [INFO ] Deduced a trap composed of 71 places in 319 ms of which 4 ms to minimize.
[2025-06-01 11:51:54] [INFO ] Deduced a trap composed of 70 places in 382 ms of which 4 ms to minimize.
[2025-06-01 11:51:54] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 3444 ms
[2025-06-01 11:51:54] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 355 transitions) in 77 ms.
[2025-06-01 11:51:54] [INFO ] Added : 14 causal constraints over 5 iterations in 335 ms. Result :sat
Minimization took 405 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[204] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[204] 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 52 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 52 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.
[2025-06-01 11:51:56] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:51:56] [INFO ] Invariant cache hit.
[2025-06-01 11:51:57] [INFO ] Implicit Places using invariants in 654 ms returned []
[2025-06-01 11:51:57] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:51:57] [INFO ] Invariant cache hit.
[2025-06-01 11:51:57] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:51:59] [INFO ] Implicit Places using invariants and state equation in 2072 ms returned []
Implicit Place search using SMT with State Equation took 2727 ms to find 0 implicit places.
[2025-06-01 11:51:59] [INFO ] Redundant transitions in 21 ms returned []
Running 1218 sub problems to find dead transitions.
[2025-06-01 11:51:59] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:51:59] [INFO ] Invariant cache hit.
[2025-06-01 11:51:59] [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
[2025-06-01 11:52:22] [INFO ] Deduced a trap composed of 131 places in 453 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 422/1111 variables, and 4 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/422 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 1/1 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, 1/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (OVERLAPS) 689/1111 variables, 422/426 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 75/501 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 1719 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 31062 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: 1/1 constraints]
After SMT, in 67072ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 67085ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69893 ms. Remains : 422/422 places, 1220/1220 transitions.
[2025-06-01 11:53:06] [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 45 ms. (steps per millisecond=222 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[204] Max Struct:[+inf]
[2025-06-01 11:53:07] [INFO ] Flatten gal took : 77 ms
RANDOM walk for 40003 steps (8 resets) in 332 ms. (120 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 69 ms. (571 steps per ms) remains 1/1 properties
[2025-06-01 11:53:07] [INFO ] Flatten gal took : 62 ms
[2025-06-01 11:53:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7908200623051994467.gal : 8 ms
[2025-06-01 11:53:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14323404265868554189.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/ReachabilityCardinality7908200623051994467.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14323404265868554189.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/ReachabilityCardinality14323404265868554189.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 1994
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1994 after 1.22555e+06
Interrupted probabilistic random walk after 383514 steps, run timeout after 3001 ms. (steps per millisecond=127 ) properties seen :0 out of 1
Probabilistic random walk after 383514 steps, saw 235174 distinct states, run finished after 3004 ms. (steps per millisecond=127 ) properties seen :0
[2025-06-01 11:53:10] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:53:10] [INFO ] Invariant cache hit.
[2025-06-01 11:53:10] [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 446 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 652 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 1108ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2124 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 50 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 51 ms. Remains : 422/422 places, 1220/1220 transitions.
RANDOM walk for 40000 steps (8 resets) in 177 ms. (224 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 393188 steps, run timeout after 3001 ms. (steps per millisecond=131 ) properties seen :0 out of 1
Probabilistic random walk after 393188 steps, saw 241106 distinct states, run finished after 3001 ms. (steps per millisecond=131 ) properties seen :0
[2025-06-01 11:53:16] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:53:16] [INFO ] Invariant cache hit.
[2025-06-01 11:53:16] [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
SDD proceeding with computation,1 properties remain. new max is 32
At refinement iteration 16 (INCLUDED_ONLY) 0/984 variables, 73/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :1.22555e+06 after 2.64763e+10
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 403 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 602 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 1018ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2280 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 61 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 62 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 63 ms. Remains 422 /422 variables (removed 0) and now considering 1220/1220 (removed 0) transitions.
[2025-06-01 11:53:20] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:53:20] [INFO ] Invariant cache hit.
[2025-06-01 11:53:20] [INFO ] Implicit Places using invariants in 887 ms returned []
[2025-06-01 11:53:20] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:53:20] [INFO ] Invariant cache hit.
[2025-06-01 11:53:21] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:53:23] [INFO ] Implicit Places using invariants and state equation in 2457 ms returned []
Implicit Place search using SMT with State Equation took 3349 ms to find 0 implicit places.
[2025-06-01 11:53:23] [INFO ] Redundant transitions in 35 ms returned []
Running 1218 sub problems to find dead transitions.
[2025-06-01 11:53:23] [INFO ] Flow matrix only has 689 transitions (discarded 531 similar events)
[2025-06-01 11:53:23] [INFO ] Invariant cache hit.
[2025-06-01 11:53:23] [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 :2.64763e+10 after 7.78635e+13
[2025-06-01 11:53:43] [INFO ] Deduced a trap composed of 131 places in 395 ms of which 7 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :7.78635e+13 after 2.43134e+14
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2.43134e+14 after 3.44424e+14
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :3.44424e+14 after 6.39645e+14
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :6.39645e+14 after 1.13724e+15
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.13724e+15 after 1.1489e+15
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.1489e+15 after 1.87396e+15
At refinement iteration 1 (INCLUDED_ONLY) 0/422 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
Detected timeout of ITS tools.
[2025-06-01 11:53:57] [INFO ] Flatten gal took : 46 ms
[2025-06-01 11:53:57] [INFO ] Applying decomposition
[2025-06-01 11:53:57] [INFO ] Flatten gal took : 46 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph9690714921219785101.txt' '-o' '/tmp/graph9690714921219785101.bin' '-w' '/tmp/graph9690714921219785101.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph9690714921219785101.bin' '-l' '-1' '-v' '-w' '/tmp/graph9690714921219785101.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:53:57] [INFO ] Decomposing Gal with order
[2025-06-01 11:53:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:53:57] [INFO ] Removed a total of 2091 redundant transitions.
[2025-06-01 11:53:57] [INFO ] Flatten gal took : 93 ms
[2025-06-01 11:53:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 863 labels/synchronizations in 41 ms.
[2025-06-01 11:53:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10677103392896713026.gal : 12 ms
[2025-06-01 11:53:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality178206248091336266.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/ReachabilityCardinality10677103392896713026.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality178206248091336266.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/ReachabilityCardinality178206248091336266.prop.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 422/1111 variables, and 4 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/422 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1218/1218 constraints, Known Traps: 1/1 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, 1/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 3 (OVERLAPS) 689/1111 variables, 422/426 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1111 variables, 75/501 constraints. Problems are: Problem set: 0 solved, 1218 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1111 variables, 1218/1719 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 1719 constraints, problems are : Problem set: 0 solved, 1218 unsolved in 30040 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: 1/1 constraints]
After SMT, in 66162ms problems are : Problem set: 0 solved, 1218 unsolved
Search for dead transitions found 0 dead transitions in 66188ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69647 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 26 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
[2025-06-01 11:54:29] [INFO ] Computed 3 invariants in 0 ms
[2025-06-01 11:54:29] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 11:54:29] [INFO ] After 19ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-01 11:54:29] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 11:54:29] [INFO ] After 5ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 11:54:29] [INFO ] After 57ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 11:54:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-01 11:54:29] [INFO ] After 17ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 11:54:29] [INFO ] After 5ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 11:54:29] [INFO ] After 9ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 11:54:29] [INFO ] After 63ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 11:54:29] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:54:29] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:54:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17222087358961788494.gal : 1 ms
[2025-06-01 11:54:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2994299927022295351.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/ReachabilityCardinality17222087358961788494.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2994299927022295351.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/ReachabilityCardinality2994299927022295351.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 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 207
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :207 after 2655
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2655 after 6615
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :6615 after 14415
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :14415 after 29895
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :29895 after 60735
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :60735 after 122295
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :122295 after 245295
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :245295 after 491175
Detected timeout of ITS tools.
[2025-06-01 11:54:44] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:54:44] [INFO ] Applying decomposition
[2025-06-01 11:54:44] [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/graph3165729129457341998.txt' '-o' '/tmp/graph3165729129457341998.bin' '-w' '/tmp/graph3165729129457341998.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph3165729129457341998.bin' '-l' '-1' '-v' '-w' '/tmp/graph3165729129457341998.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:54:44] [INFO ] Decomposing Gal with order
[2025-06-01 11:54:44] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:54:44] [INFO ] Removed a total of 36 redundant transitions.
[2025-06-01 11:54:44] [INFO ] Flatten gal took : 3 ms
[2025-06-01 11:54:44] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2025-06-01 11:54:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14549016705285023449.gal : 0 ms
[2025-06-01 11:54:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16468816586889161096.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/ReachabilityCardinality14549016705285023449.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16468816586889161096.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/ReachabilityCardinality16468816586889161096.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 17
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30225 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[204] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c008-UpperBounds-10 in 281792 ms.
Starting property specific reduction for FunctionPointer-PT-c008-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 11:54:59] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
// Phase 1: matrix 776 rows 474 cols
[2025-06-01 11:54:59] [INFO ] Computed 2 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 32 ms. (303 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 11:54:59] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 11:54:59] [INFO ] Invariant cache hit.
[2025-06-01 11:55:00] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 11:55:00] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 11:55:00] [INFO ] [Real]Absence check using state equation in 340 ms returned sat
[2025-06-01 11:55:00] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 11:55:00] [INFO ] [Real]Added 98 Read/Feed constraints in 87 ms returned sat
[2025-06-01 11:55:00] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:55:00] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2025-06-01 11:55:00] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 11:55:01] [INFO ] [Nat]Absence check using state equation in 419 ms returned sat
[2025-06-01 11:55:01] [INFO ] [Nat]Added 98 Read/Feed constraints in 84 ms returned sat
[2025-06-01 11:55:01] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 148 ms.
[2025-06-01 11:55:01] [INFO ] Added : 10 causal constraints over 4 iterations in 532 ms. Result :sat
Minimization took 655 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 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Graph (complete) has 2288 edges and 474 vertex of which 468 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.0 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 468 transition count 1328
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 18 place count 462 transition count 1314
Iterating global reduction 1 with 6 rules applied. Total rules applied 24 place count 462 transition count 1314
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 28 place count 462 transition count 1310
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 32 place count 458 transition count 1300
Iterating global reduction 2 with 4 rules applied. Total rules applied 36 place count 458 transition count 1300
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 40 place count 454 transition count 1290
Iterating global reduction 2 with 4 rules applied. Total rules applied 44 place count 454 transition count 1290
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 49 place count 449 transition count 1276
Iterating global reduction 2 with 5 rules applied. Total rules applied 54 place count 449 transition count 1276
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 59 place count 444 transition count 1266
Iterating global reduction 2 with 5 rules applied. Total rules applied 64 place count 444 transition count 1266
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 69 place count 439 transition count 1256
Iterating global reduction 2 with 5 rules applied. Total rules applied 74 place count 439 transition count 1256
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 79 place count 434 transition count 1246
Iterating global reduction 2 with 5 rules applied. Total rules applied 84 place count 434 transition count 1246
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 88 place count 430 transition count 1238
Iterating global reduction 2 with 4 rules applied. Total rules applied 92 place count 430 transition count 1238
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 95 place count 427 transition count 1232
Iterating global reduction 2 with 3 rules applied. Total rules applied 98 place count 427 transition count 1232
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 100 place count 425 transition count 1228
Iterating global reduction 2 with 2 rules applied. Total rules applied 102 place count 425 transition count 1228
Applied a total of 102 rules in 291 ms. Remains 425 /474 variables (removed 49) and now considering 1228/1339 (removed 111) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 292 ms. Remains : 425/474 places, 1228/1339 transitions.
[2025-06-01 11:55:02] [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 44 ms. (steps per millisecond=227 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[2] Max Struct:[+inf]
[2025-06-01 11:55:03] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
// Phase 1: matrix 693 rows 425 cols
[2025-06-01 11:55:03] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 3277 ms. (305 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 1077 ms. (927 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[198] Max Struct:[+inf]
[2025-06-01 11:55:07] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:55:07] [INFO ] Invariant cache hit.
[2025-06-01 11:55:07] [INFO ] [Real]Absence check using 3 positive place invariants in 10 ms returned sat
[2025-06-01 11:55:08] [INFO ] [Real]Absence check using state equation in 379 ms returned sat
[2025-06-01 11:55:08] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:55:08] [INFO ] [Real]Added 75 Read/Feed constraints in 105 ms returned sat
[2025-06-01 11:55:08] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:55:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 11:55:08] [INFO ] [Nat]Absence check using state equation in 363 ms returned sat
[2025-06-01 11:55:08] [INFO ] [Nat]Added 75 Read/Feed constraints in 56 ms returned sat
[2025-06-01 11:55:09] [INFO ] Deduced a trap composed of 113 places in 622 ms of which 7 ms to minimize.
[2025-06-01 11:55:10] [INFO ] Deduced a trap composed of 97 places in 570 ms of which 7 ms to minimize.
[2025-06-01 11:55:10] [INFO ] Deduced a trap composed of 81 places in 562 ms of which 6 ms to minimize.
[2025-06-01 11:55:11] [INFO ] Deduced a trap composed of 74 places in 508 ms of which 6 ms to minimize.
[2025-06-01 11:55:11] [INFO ] Deduced a trap composed of 71 places in 500 ms of which 6 ms to minimize.
[2025-06-01 11:55:12] [INFO ] Deduced a trap composed of 70 places in 532 ms of which 6 ms to minimize.
[2025-06-01 11:55:12] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 3563 ms
[2025-06-01 11:55:12] [INFO ] Computed and/alt/rep : 339/1256/332 causal constraints (skipped 359 transitions) in 143 ms.
[2025-06-01 11:55:13] [INFO ] Added : 29 causal constraints over 7 iterations in 682 ms. Result :sat
Minimization took 533 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[198] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[198] 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 55 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 55 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 66 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
[2025-06-01 11:55:16] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:55:16] [INFO ] Invariant cache hit.
[2025-06-01 11:55:17] [INFO ] Implicit Places using invariants in 762 ms returned []
[2025-06-01 11:55:17] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:55:17] [INFO ] Invariant cache hit.
[2025-06-01 11:55:17] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:55:19] [INFO ] Implicit Places using invariants and state equation in 1992 ms returned []
Implicit Place search using SMT with State Equation took 2755 ms to find 0 implicit places.
[2025-06-01 11:55:19] [INFO ] Redundant transitions in 22 ms returned []
Running 1226 sub problems to find dead transitions.
[2025-06-01 11:55:19] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:55:19] [INFO ] Invariant cache hit.
[2025-06-01 11:55:19] [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
[2025-06-01 11:55:43] [INFO ] Deduced a trap composed of 131 places in 471 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 425/1118 variables, and 4 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/425 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 1/1 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, 1/4 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/425 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 3 (OVERLAPS) 693/1118 variables, 425/429 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1118 variables, 75/504 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 1730 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 31149 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: 1/1 constraints]
After SMT, in 67954ms problems are : Problem set: 0 solved, 1226 unsolved
Search for dead transitions found 0 dead transitions in 67967ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70819 ms. Remains : 425/425 places, 1228/1228 transitions.
[2025-06-01 11:56:27] [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 71 ms. (steps per millisecond=140 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[198] Max Struct:[+inf]
[2025-06-01 11:56:27] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:56:27] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[198] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 3460 ms. (288 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 841 ms. (1187 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[221] Max Struct:[+inf]
[2025-06-01 11:56:31] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:56:31] [INFO ] Invariant cache hit.
[2025-06-01 11:56:31] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 11:56:32] [INFO ] [Real]Absence check using state equation in 241 ms returned sat
[2025-06-01 11:56:32] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:56:32] [INFO ] [Real]Added 75 Read/Feed constraints in 70 ms returned sat
[2025-06-01 11:56:32] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:56:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 11:56:32] [INFO ] [Nat]Absence check using state equation in 241 ms returned sat
[2025-06-01 11:56:32] [INFO ] [Nat]Added 75 Read/Feed constraints in 33 ms returned sat
[2025-06-01 11:56:33] [INFO ] Deduced a trap composed of 113 places in 388 ms of which 4 ms to minimize.
[2025-06-01 11:56:33] [INFO ] Deduced a trap composed of 97 places in 530 ms of which 6 ms to minimize.
[2025-06-01 11:56:34] [INFO ] Deduced a trap composed of 81 places in 382 ms of which 4 ms to minimize.
[2025-06-01 11:56:34] [INFO ] Deduced a trap composed of 74 places in 377 ms of which 4 ms to minimize.
[2025-06-01 11:56:34] [INFO ] Deduced a trap composed of 71 places in 379 ms of which 4 ms to minimize.
[2025-06-01 11:56:35] [INFO ] Deduced a trap composed of 70 places in 380 ms of which 4 ms to minimize.
[2025-06-01 11:56:35] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 2617 ms
[2025-06-01 11:56:35] [INFO ] Computed and/alt/rep : 339/1256/332 causal constraints (skipped 359 transitions) in 78 ms.
[2025-06-01 11:56:35] [INFO ] Added : 29 causal constraints over 7 iterations in 397 ms. Result :sat
Minimization took 363 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[221] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[221] Max Struct:[+inf]
Support contains 1 out of 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 52 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 51 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
[2025-06-01 11:56:38] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:56:38] [INFO ] Invariant cache hit.
[2025-06-01 11:56:39] [INFO ] Implicit Places using invariants in 768 ms returned []
[2025-06-01 11:56:39] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:56:39] [INFO ] Invariant cache hit.
[2025-06-01 11:56:39] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:56:41] [INFO ] Implicit Places using invariants and state equation in 2102 ms returned []
Implicit Place search using SMT with State Equation took 2873 ms to find 0 implicit places.
[2025-06-01 11:56:41] [INFO ] Redundant transitions in 21 ms returned []
Running 1226 sub problems to find dead transitions.
[2025-06-01 11:56:41] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:56:41] [INFO ] Invariant cache hit.
[2025-06-01 11:56:41] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
[2025-06-01 11:57:01] [INFO ] Deduced a trap composed of 131 places in 265 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 425/1118 variables, and 4 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/425 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 1/1 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, 1/4 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/425 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 3 (OVERLAPS) 693/1118 variables, 425/429 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1118 variables, 75/504 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 1730 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30850 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: 1/1 constraints]
After SMT, in 66632ms problems are : Problem set: 0 solved, 1226 unsolved
Search for dead transitions found 0 dead transitions in 66645ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69600 ms. Remains : 425/425 places, 1228/1228 transitions.
[2025-06-01 11:57:47] [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 56 ms. (steps per millisecond=178 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[221] Max Struct:[+inf]
[2025-06-01 11:57:48] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:57:48] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[221] Max Struct:[+inf]
RANDOM walk for 1000002 steps (2 resets) in 3274 ms. (305 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 887 ms. (1126 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[221] Max Struct:[+inf]
[2025-06-01 11:57:52] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:57:52] [INFO ] Invariant cache hit.
[2025-06-01 11:57:52] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2025-06-01 11:57:52] [INFO ] [Real]Absence check using state equation in 282 ms returned sat
[2025-06-01 11:57:52] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:57:52] [INFO ] [Real]Added 75 Read/Feed constraints in 89 ms returned sat
[2025-06-01 11:57:52] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:57:53] [INFO ] [Nat]Absence check using 3 positive place invariants in 10 ms returned sat
[2025-06-01 11:57:53] [INFO ] [Nat]Absence check using state equation in 268 ms returned sat
[2025-06-01 11:57:53] [INFO ] [Nat]Added 75 Read/Feed constraints in 35 ms returned sat
[2025-06-01 11:57:53] [INFO ] Deduced a trap composed of 113 places in 440 ms of which 6 ms to minimize.
[2025-06-01 11:57:54] [INFO ] Deduced a trap composed of 97 places in 523 ms of which 6 ms to minimize.
[2025-06-01 11:57:54] [INFO ] Deduced a trap composed of 81 places in 463 ms of which 4 ms to minimize.
[2025-06-01 11:57:55] [INFO ] Deduced a trap composed of 74 places in 418 ms of which 5 ms to minimize.
[2025-06-01 11:57:55] [INFO ] Deduced a trap composed of 71 places in 510 ms of which 7 ms to minimize.
[2025-06-01 11:57:56] [INFO ] Deduced a trap composed of 70 places in 512 ms of which 7 ms to minimize.
[2025-06-01 11:57:56] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 3064 ms
[2025-06-01 11:57:56] [INFO ] Computed and/alt/rep : 339/1256/332 causal constraints (skipped 359 transitions) in 80 ms.
[2025-06-01 11:57:56] [INFO ] Added : 29 causal constraints over 7 iterations in 413 ms. Result :sat
Minimization took 385 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[221] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[221] Max Struct:[+inf]
Support contains 1 out of 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 56 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 57 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 54 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
[2025-06-01 11:57:59] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:57:59] [INFO ] Invariant cache hit.
[2025-06-01 11:58:00] [INFO ] Implicit Places using invariants in 547 ms returned []
[2025-06-01 11:58:00] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:58:00] [INFO ] Invariant cache hit.
[2025-06-01 11:58:00] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:58:02] [INFO ] Implicit Places using invariants and state equation in 2126 ms returned []
Implicit Place search using SMT with State Equation took 2675 ms to find 0 implicit places.
[2025-06-01 11:58:02] [INFO ] Redundant transitions in 22 ms returned []
Running 1226 sub problems to find dead transitions.
[2025-06-01 11:58:02] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:58:02] [INFO ] Invariant cache hit.
[2025-06-01 11:58:02] [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
[2025-06-01 11:58:27] [INFO ] Deduced a trap composed of 131 places in 473 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 425/1118 variables, and 4 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/425 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 1/1 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, 1/4 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/425 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 3 (OVERLAPS) 693/1118 variables, 425/429 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1118 variables, 75/504 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 1730 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 31283 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: 1/1 constraints]
After SMT, in 66984ms problems are : Problem set: 0 solved, 1226 unsolved
Search for dead transitions found 0 dead transitions in 66997ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69758 ms. Remains : 425/425 places, 1228/1228 transitions.
[2025-06-01 11:59:09] [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 81 ms. (steps per millisecond=123 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[221] Max Struct:[+inf]
[2025-06-01 11:59:09] [INFO ] Flatten gal took : 51 ms
[2025-06-01 11:59:09] [INFO ] Flatten gal took : 49 ms
[2025-06-01 11:59:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14975316846437586323.gal : 8 ms
RANDOM walk for 40004 steps (8 resets) in 332 ms. (120 steps per ms) remains 1/1 properties
[2025-06-01 11:59:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13367638164520396194.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/ReachabilityCardinality14975316846437586323.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13367638164520396194.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
BEST_FIRST walk for 40002 steps (8 resets) in 85 ms. (465 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality13367638164520396194.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 1974
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1974 after 1.18324e+06
Interrupted probabilistic random walk after 350286 steps, run timeout after 3001 ms. (steps per millisecond=116 ) properties seen :0 out of 1
Probabilistic random walk after 350286 steps, saw 214798 distinct states, run finished after 3001 ms. (steps per millisecond=116 ) properties seen :0
[2025-06-01 11:59:12] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:59:12] [INFO ] Invariant cache hit.
[2025-06-01 11:59:12] [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 491 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 569 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 1073ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2482 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 64 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 65 ms. Remains : 425/425 places, 1228/1228 transitions.
RANDOM walk for 40010 steps (8 resets) in 230 ms. (173 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.18324e+06 after 2.36394e+10
Interrupted probabilistic random walk after 396559 steps, run timeout after 3001 ms. (steps per millisecond=132 ) properties seen :0 out of 1
Probabilistic random walk after 396559 steps, saw 243172 distinct states, run finished after 3001 ms. (steps per millisecond=132 ) properties seen :0
[2025-06-01 11:59:19] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:59:19] [INFO ] Invariant cache hit.
[2025-06-01 11:59:19] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 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 493 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 519 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 1024ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2378 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 56 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 56 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 66 ms. Remains 425 /425 variables (removed 0) and now considering 1228/1228 (removed 0) transitions.
[2025-06-01 11:59:23] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:59:23] [INFO ] Invariant cache hit.
[2025-06-01 11:59:24] [INFO ] Implicit Places using invariants in 848 ms returned []
[2025-06-01 11:59:24] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:59:24] [INFO ] Invariant cache hit.
[2025-06-01 11:59:24] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 11:59:26] [INFO ] Implicit Places using invariants and state equation in 2050 ms returned []
Implicit Place search using SMT with State Equation took 2900 ms to find 0 implicit places.
[2025-06-01 11:59:26] [INFO ] Redundant transitions in 22 ms returned []
Running 1226 sub problems to find dead transitions.
[2025-06-01 11:59:26] [INFO ] Flow matrix only has 693 transitions (discarded 535 similar events)
[2025-06-01 11:59:26] [INFO ] Invariant cache hit.
[2025-06-01 11:59:26] [INFO ] State equation strengthened by 75 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2.36394e+10 after 3.62784e+13
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :3.62784e+13 after 9.34426e+13
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :9.34426e+13 after 2.20231e+14
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2.20231e+14 after 3.14428e+14
At refinement iteration 0 (INCLUDED_ONLY) 0/425 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
[2025-06-01 11:59:47] [INFO ] Deduced a trap composed of 131 places in 383 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/425 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
Detected timeout of ITS tools.
[2025-06-01 12:00:00] [INFO ] Flatten gal took : 38 ms
[2025-06-01 12:00:00] [INFO ] Applying decomposition
[2025-06-01 12:00:00] [INFO ] Flatten gal took : 32 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/graph14594945677150256970.txt' '-o' '/tmp/graph14594945677150256970.bin' '-w' '/tmp/graph14594945677150256970.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph14594945677150256970.bin' '-l' '-1' '-v' '-w' '/tmp/graph14594945677150256970.weights' '-q' '0' '-e' '0.001'
[2025-06-01 12:00:00] [INFO ] Decomposing Gal with order
[2025-06-01 12:00:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 12:00:00] [INFO ] Removed a total of 2112 redundant transitions.
[2025-06-01 12:00:00] [INFO ] Flatten gal took : 124 ms
[2025-06-01 12:00:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 851 labels/synchronizations in 28 ms.
[2025-06-01 12:00:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8285615598195672390.gal : 7 ms
[2025-06-01 12:00:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16722035080693861057.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/ReachabilityCardinality8285615598195672390.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16722035080693861057.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/ReachabilityCardinality16722035080693861057.prop.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 425/1118 variables, and 4 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/425 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1226/1226 constraints, Known Traps: 1/1 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, 1/4 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/425 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 3 (OVERLAPS) 693/1118 variables, 425/429 constraints. Problems are: Problem set: 0 solved, 1226 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1118 variables, 75/504 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 1730 constraints, problems are : Problem set: 0 solved, 1226 unsolved in 30347 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: 1/1 constraints]
After SMT, in 65634ms problems are : Problem set: 0 solved, 1226 unsolved
Search for dead transitions found 0 dead transitions in 65648ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68645 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 23 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
[2025-06-01 12:00:31] [INFO ] Computed 3 invariants in 0 ms
[2025-06-01 12:00:31] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 12:00:31] [INFO ] After 14ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-01 12:00:31] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 12:00:31] [INFO ] After 8ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 12:00:31] [INFO ] After 48ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 12:00:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 12:00:31] [INFO ] After 12ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 12:00:31] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 12:00:31] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 12:00:31] [INFO ] After 40ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 12:00:31] [INFO ] Flatten gal took : 1 ms
[2025-06-01 12:00:31] [INFO ] Flatten gal took : 1 ms
[2025-06-01 12:00:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12798220576093986464.gal : 0 ms
[2025-06-01 12:00:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1606799873441491164.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/ReachabilityCardinality12798220576093986464.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1606799873441491164.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/ReachabilityCardinality1606799873441491164.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 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 126
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :126 after 615
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :615 after 8175
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :8175 after 23775
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :23775 after 54735
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :54735 after 116415
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :116415 after 239535
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :239535 after 485535
Detected timeout of ITS tools.
[2025-06-01 12:00:46] [INFO ] Flatten gal took : 1 ms
[2025-06-01 12:00:46] [INFO ] Applying decomposition
[2025-06-01 12:00:46] [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/graph1679974810567006350.txt' '-o' '/tmp/graph1679974810567006350.bin' '-w' '/tmp/graph1679974810567006350.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph1679974810567006350.bin' '-l' '-1' '-v' '-w' '/tmp/graph1679974810567006350.weights' '-q' '0' '-e' '0.001'
[2025-06-01 12:00:46] [INFO ] Decomposing Gal with order
[2025-06-01 12:00:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 12:00:46] [INFO ] Removed a total of 30 redundant transitions.
[2025-06-01 12:00:46] [INFO ] Flatten gal took : 2 ms
[2025-06-01 12:00:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 1 ms.
[2025-06-01 12:00:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18326302469905868217.gal : 1 ms
[2025-06-01 12:00:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12087977618329149870.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/ReachabilityCardinality18326302469905868217.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12087977618329149870.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/ReachabilityCardinality12087977618329149870.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 17
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:[221] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c008-UpperBounds-12 in 362045 ms.
Starting property specific reduction for FunctionPointer-PT-c008-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]
[2025-06-01 12:01:01] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
// Phase 1: matrix 776 rows 474 cols
[2025-06-01 12:01:01] [INFO ] Computed 2 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 34 ms. (285 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 12:01:02] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 12:01:02] [INFO ] Invariant cache hit.
[2025-06-01 12:01:02] [INFO ] [Real]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 12:01:02] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 12:01:02] [INFO ] [Real]Absence check using state equation in 380 ms returned sat
[2025-06-01 12:01:02] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 12:01:02] [INFO ] [Real]Added 98 Read/Feed constraints in 42 ms returned sat
[2025-06-01 12:01:02] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 12:01:02] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 12:01:02] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 12:01:03] [INFO ] [Nat]Absence check using state equation in 404 ms returned sat
[2025-06-01 12:01:03] [INFO ] [Nat]Added 98 Read/Feed constraints in 99 ms returned sat
[2025-06-01 12:01:03] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 91 ms.
[2025-06-01 12:01:03] [INFO ] Added : 2 causal constraints over 1 iterations in 196 ms. Result :sat
Minimization took 513 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 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Graph (complete) has 2288 edges and 474 vertex of which 471 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 471 transition count 1334
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 13 place count 464 transition count 1318
Iterating global reduction 1 with 7 rules applied. Total rules applied 20 place count 464 transition count 1318
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 26 place count 464 transition count 1312
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 31 place count 459 transition count 1300
Iterating global reduction 2 with 5 rules applied. Total rules applied 36 place count 459 transition count 1300
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 41 place count 454 transition count 1288
Iterating global reduction 2 with 5 rules applied. Total rules applied 46 place count 454 transition count 1288
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 52 place count 448 transition count 1272
Iterating global reduction 2 with 6 rules applied. Total rules applied 58 place count 448 transition count 1272
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 64 place count 442 transition count 1260
Iterating global reduction 2 with 6 rules applied. Total rules applied 70 place count 442 transition count 1260
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 76 place count 436 transition count 1246
Iterating global reduction 2 with 6 rules applied. Total rules applied 82 place count 436 transition count 1246
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 88 place count 430 transition count 1234
Iterating global reduction 2 with 6 rules applied. Total rules applied 94 place count 430 transition count 1234
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 99 place count 425 transition count 1224
Iterating global reduction 2 with 5 rules applied. Total rules applied 104 place count 425 transition count 1224
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 108 place count 421 transition count 1216
Iterating global reduction 2 with 4 rules applied. Total rules applied 112 place count 421 transition count 1216
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 115 place count 418 transition count 1210
Iterating global reduction 2 with 3 rules applied. Total rules applied 118 place count 418 transition count 1210
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 119 place count 417 transition count 1208
Iterating global reduction 2 with 1 rules applied. Total rules applied 120 place count 417 transition count 1208
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 121 place count 416 transition count 1206
Iterating global reduction 2 with 1 rules applied. Total rules applied 122 place count 416 transition count 1206
Applied a total of 122 rules in 182 ms. Remains 416 /474 variables (removed 58) and now considering 1206/1339 (removed 133) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 182 ms. Remains : 416/474 places, 1206/1339 transitions.
[2025-06-01 12:01:04] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {220=1, 304=1, 502=1, 676=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {208=1, 292=1, 490=1, 676=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[1] Max Struct:[+inf]
[2025-06-01 12:01:04] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
// Phase 1: matrix 681 rows 416 cols
[2025-06-01 12:01:04] [INFO ] Computed 2 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 3097 ms. (322 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 827 ms. (1207 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[+inf]
[2025-06-01 12:01:08] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2025-06-01 12:01:08] [INFO ] Invariant cache hit.
[2025-06-01 12:01:08] [INFO ] [Real]Absence check using 1 positive place invariants in 5 ms returned sat
[2025-06-01 12:01:08] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-01 12:01:08] [INFO ] [Real]Absence check using state equation in 238 ms returned sat
[2025-06-01 12:01:08] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 12:01:08] [INFO ] [Real]Added 75 Read/Feed constraints in 35 ms returned sat
[2025-06-01 12:01:08] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 12:01:08] [INFO ] [Nat]Absence check using 1 positive place invariants in 5 ms returned sat
[2025-06-01 12:01:08] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 12:01:09] [INFO ] [Nat]Absence check using state equation in 239 ms returned sat
[2025-06-01 12:01:09] [INFO ] [Nat]Added 75 Read/Feed constraints in 72 ms returned sat
[2025-06-01 12:01:09] [INFO ] Computed and/alt/rep : 334/1253/332 causal constraints (skipped 347 transitions) in 128 ms.
[2025-06-01 12:01:09] [INFO ] Added : 4 causal constraints over 2 iterations in 332 ms. Result :sat
Minimization took 700 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[+inf]
Support contains 1 out of 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 49 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 416/416 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 56 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2025-06-01 12:01:10] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2025-06-01 12:01:10] [INFO ] Invariant cache hit.
[2025-06-01 12:01:11] [INFO ] Implicit Places using invariants in 614 ms returned []
[2025-06-01 12:01:11] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2025-06-01 12:01:11] [INFO ] Invariant cache hit.
[2025-06-01 12:01:11] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 12:01:13] [INFO ] Implicit Places using invariants and state equation in 2117 ms returned []
Implicit Place search using SMT with State Equation took 2738 ms to find 0 implicit places.
[2025-06-01 12:01:13] [INFO ] Redundant transitions in 20 ms returned []
Running 1204 sub problems to find dead transitions.
[2025-06-01 12:01:13] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2025-06-01 12:01:13] [INFO ] Invariant cache hit.
[2025-06-01 12:01:13] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/416 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (OVERLAPS) 681/1097 variables, 416/418 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
SMT process timed out in 35874ms, After SMT, problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 35888ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38711 ms. Remains : 416/416 places, 1206/1206 transitions.
[2025-06-01 12:01:49] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
Found an invariant !
This invariant on transitions {220=1, 304=1, 502=1, 676=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {208=1, 292=1, 490=1, 676=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[1] Max Struct:[+inf]
[2025-06-01 12:01:49] [INFO ] Flatten gal took : 27 ms
RANDOM walk for 30083 steps (6 resets) in 149 ms. (200 steps per ms) remains 0/1 properties
[2025-06-01 12:01:49] [INFO ] Flatten gal took : 29 ms
[2025-06-01 12:01:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2976953389030644939.gal : 5 ms
[2025-06-01 12:01:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17470372374044719971.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/ReachabilityCardinality2976953389030644939.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17470372374044719971.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c008-UpperBounds-13 in 47540 ms.
Starting property specific reduction for FunctionPointer-PT-c008-UpperBounds-14
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[8]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[8]
[2025-06-01 12:01:49] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
// Phase 1: matrix 776 rows 474 cols
[2025-06-01 12:01:49] [INFO ] Computed 2 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[8]
RANDOM walk for 10000 steps (2 resets) in 35 ms. (277 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[8]
[2025-06-01 12:01:49] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 12:01:49] [INFO ] Invariant cache hit.
[2025-06-01 12:01:49] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 12:01:49] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-01 12:01:50] [INFO ] [Real]Absence check using state equation in 342 ms returned sat
[2025-06-01 12:01:50] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 12:01:50] [INFO ] [Real]Added 98 Read/Feed constraints in 46 ms returned sat
[2025-06-01 12:01:50] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 12:01:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 10 ms returned sat
[2025-06-01 12:01:50] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 12:01:50] [INFO ] [Nat]Absence check using state equation in 374 ms returned sat
[2025-06-01 12:01:50] [INFO ] [Nat]Added 98 Read/Feed constraints in 91 ms returned sat
[2025-06-01 12:01:50] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 100 ms.
[2025-06-01 12:01:50] [INFO ] Added : 2 causal constraints over 1 iterations in 247 ms. Result :sat
Minimization took 722 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[8]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[8]
Support contains 1 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Graph (complete) has 2288 edges and 474 vertex of which 468 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.1 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 468 transition count 1328
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 19 place count 461 transition count 1312
Iterating global reduction 1 with 7 rules applied. Total rules applied 26 place count 461 transition count 1312
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 32 place count 461 transition count 1306
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 37 place count 456 transition count 1294
Iterating global reduction 2 with 5 rules applied. Total rules applied 42 place count 456 transition count 1294
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 47 place count 451 transition count 1282
Iterating global reduction 2 with 5 rules applied. Total rules applied 52 place count 451 transition count 1282
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 58 place count 445 transition count 1266
Iterating global reduction 2 with 6 rules applied. Total rules applied 64 place count 445 transition count 1266
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 70 place count 439 transition count 1254
Iterating global reduction 2 with 6 rules applied. Total rules applied 76 place count 439 transition count 1254
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 82 place count 433 transition count 1240
Iterating global reduction 2 with 6 rules applied. Total rules applied 88 place count 433 transition count 1240
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 94 place count 427 transition count 1228
Iterating global reduction 2 with 6 rules applied. Total rules applied 100 place count 427 transition count 1228
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 105 place count 422 transition count 1218
Iterating global reduction 2 with 5 rules applied. Total rules applied 110 place count 422 transition count 1218
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 114 place count 418 transition count 1210
Iterating global reduction 2 with 4 rules applied. Total rules applied 118 place count 418 transition count 1210
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 121 place count 415 transition count 1204
Iterating global reduction 2 with 3 rules applied. Total rules applied 124 place count 415 transition count 1204
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 125 place count 414 transition count 1202
Iterating global reduction 2 with 1 rules applied. Total rules applied 126 place count 414 transition count 1202
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 127 place count 413 transition count 1200
Iterating global reduction 2 with 1 rules applied. Total rules applied 128 place count 413 transition count 1200
Applied a total of 128 rules in 181 ms. Remains 413 /474 variables (removed 61) and now considering 1200/1339 (removed 139) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 182 ms. Remains : 413/474 places, 1200/1339 transitions.
[2025-06-01 12:01:51] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
// Phase 1: matrix 675 rows 413 cols
[2025-06-01 12:01:51] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[8]
RANDOM walk for 1000000 steps (2 resets) in 3217 ms. (310 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 924 ms. (1081 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[8]
[2025-06-01 12:01:56] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:01:56] [INFO ] Invariant cache hit.
[2025-06-01 12:01:56] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 12:01:56] [INFO ] [Real]Absence check using state equation in 305 ms returned sat
[2025-06-01 12:01:56] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-06-01 12:01:56] [INFO ] [Real]Added 72 Read/Feed constraints in 92 ms returned sat
[2025-06-01 12:01:56] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 12:01:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 12:01:57] [INFO ] [Nat]Absence check using state equation in 291 ms returned sat
[2025-06-01 12:01:57] [INFO ] [Nat]Added 72 Read/Feed constraints in 69 ms returned sat
[2025-06-01 12:01:57] [INFO ] Computed and/alt/rep : 332/994/330 causal constraints (skipped 343 transitions) in 125 ms.
[2025-06-01 12:01:57] [INFO ] Added : 3 causal constraints over 1 iterations in 244 ms. Result :sat
Minimization took 547 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[8]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[6] Max Struct:[8]
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 87 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 87 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 50 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
[2025-06-01 12:01:58] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:01:58] [INFO ] Invariant cache hit.
[2025-06-01 12:01:58] [INFO ] Implicit Places using invariants in 607 ms returned []
[2025-06-01 12:01:58] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:01:58] [INFO ] Invariant cache hit.
[2025-06-01 12:01:59] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-06-01 12:02:00] [INFO ] Implicit Places using invariants and state equation in 2064 ms returned []
Implicit Place search using SMT with State Equation took 2673 ms to find 0 implicit places.
[2025-06-01 12:02:00] [INFO ] Redundant transitions in 20 ms returned []
Running 1198 sub problems to find dead transitions.
[2025-06-01 12:02:00] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:02:00] [INFO ] Invariant cache hit.
[2025-06-01 12:02:00] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/413 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
[2025-06-01 12:02:22] [INFO ] Deduced a trap composed of 131 places in 284 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/413 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 413/1088 variables, and 4 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/413 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 1198/1198 constraints, Known Traps: 1/1 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, 1/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/413 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 3 (OVERLAPS) 675/1088 variables, 413/417 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1088 variables, 72/489 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 1687 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 30323 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: 1/1 constraints]
After SMT, in 66397ms problems are : Problem set: 0 solved, 1198 unsolved
Search for dead transitions found 0 dead transitions in 66411ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69161 ms. Remains : 413/413 places, 1200/1200 transitions.
[2025-06-01 12:03:07] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:03:07] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[6] Max Struct:[8]
RANDOM walk for 1000001 steps (2 resets) in 3184 ms. (313 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 791 ms. (1262 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[6] Max Struct:[8]
[2025-06-01 12:03:11] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:03:11] [INFO ] Invariant cache hit.
[2025-06-01 12:03:11] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 12:03:11] [INFO ] [Real]Absence check using state equation in 228 ms returned sat
[2025-06-01 12:03:11] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-06-01 12:03:11] [INFO ] [Real]Added 72 Read/Feed constraints in 63 ms returned sat
[2025-06-01 12:03:11] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 12:03:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 10 ms returned sat
[2025-06-01 12:03:12] [INFO ] [Nat]Absence check using state equation in 336 ms returned sat
[2025-06-01 12:03:12] [INFO ] [Nat]Added 72 Read/Feed constraints in 96 ms returned sat
[2025-06-01 12:03:12] [INFO ] Computed and/alt/rep : 332/994/330 causal constraints (skipped 343 transitions) in 154 ms.
[2025-06-01 12:03:12] [INFO ] Added : 3 causal constraints over 1 iterations in 305 ms. Result :sat
Minimization took 508 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[6] Max Struct:[8]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[7] Max Struct:[8]
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 83 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 83 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 82 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
[2025-06-01 12:03:13] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:03:13] [INFO ] Invariant cache hit.
[2025-06-01 12:03:14] [INFO ] Implicit Places using invariants in 971 ms returned []
[2025-06-01 12:03:14] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:03:14] [INFO ] Invariant cache hit.
[2025-06-01 12:03:14] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-06-01 12:03:17] [INFO ] Implicit Places using invariants and state equation in 3118 ms returned []
Implicit Place search using SMT with State Equation took 4097 ms to find 0 implicit places.
[2025-06-01 12:03:17] [INFO ] Redundant transitions in 34 ms returned []
Running 1198 sub problems to find dead transitions.
[2025-06-01 12:03:17] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:03:17] [INFO ] Invariant cache hit.
[2025-06-01 12:03:17] [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
[2025-06-01 12:03:41] [INFO ] Deduced a trap composed of 131 places in 447 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 413/1088 variables, and 4 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/413 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 1198/1198 constraints, Known Traps: 1/1 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, 1/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/413 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 3 (OVERLAPS) 675/1088 variables, 413/417 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1088 variables, 72/489 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 1687 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 31068 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: 1/1 constraints]
After SMT, in 66914ms problems are : Problem set: 0 solved, 1198 unsolved
Search for dead transitions found 0 dead transitions in 66936ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71161 ms. Remains : 413/413 places, 1200/1200 transitions.
[2025-06-01 12:04:24] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:04:24] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[7] Max Struct:[8]
RANDOM walk for 1000000 steps (2 resets) in 3209 ms. (311 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 804 ms. (1242 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[7] Max Struct:[8]
[2025-06-01 12:04:28] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:04:28] [INFO ] Invariant cache hit.
[2025-06-01 12:04:28] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 12:04:28] [INFO ] [Real]Absence check using state equation in 256 ms returned sat
[2025-06-01 12:04:28] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-06-01 12:04:28] [INFO ] [Real]Added 72 Read/Feed constraints in 49 ms returned sat
[2025-06-01 12:04:28] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 12:04:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 8 ms returned sat
[2025-06-01 12:04:29] [INFO ] [Nat]Absence check using state equation in 253 ms returned sat
[2025-06-01 12:04:29] [INFO ] [Nat]Added 72 Read/Feed constraints in 53 ms returned sat
[2025-06-01 12:04:29] [INFO ] Computed and/alt/rep : 332/994/330 causal constraints (skipped 343 transitions) in 78 ms.
[2025-06-01 12:04:29] [INFO ] Added : 3 causal constraints over 1 iterations in 170 ms. Result :sat
Minimization took 336 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[7] Max Struct:[8]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[7] Max Struct:[8]
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 49 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 49 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 50 ms. Remains 413 /413 variables (removed 0) and now considering 1200/1200 (removed 0) transitions.
[2025-06-01 12:04:29] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:04:29] [INFO ] Invariant cache hit.
[2025-06-01 12:04:30] [INFO ] Implicit Places using invariants in 614 ms returned []
[2025-06-01 12:04:30] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:04:30] [INFO ] Invariant cache hit.
[2025-06-01 12:04:30] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-06-01 12:04:32] [INFO ] Implicit Places using invariants and state equation in 2174 ms returned []
Implicit Place search using SMT with State Equation took 2791 ms to find 0 implicit places.
[2025-06-01 12:04:32] [INFO ] Redundant transitions in 20 ms returned []
Running 1198 sub problems to find dead transitions.
[2025-06-01 12:04:32] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:04:32] [INFO ] Invariant cache hit.
[2025-06-01 12:04:32] [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
[2025-06-01 12:04:56] [INFO ] Deduced a trap composed of 131 places in 445 ms of which 6 ms to minimize.
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 413/1088 variables, and 4 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/413 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 1198/1198 constraints, Known Traps: 1/1 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, 1/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/413 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 3 (OVERLAPS) 675/1088 variables, 413/417 constraints. Problems are: Problem set: 0 solved, 1198 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1088 variables, 72/489 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 1687 constraints, problems are : Problem set: 0 solved, 1198 unsolved in 30740 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: 1/1 constraints]
After SMT, in 66329ms problems are : Problem set: 0 solved, 1198 unsolved
Search for dead transitions found 0 dead transitions in 66342ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69211 ms. Remains : 413/413 places, 1200/1200 transitions.
[2025-06-01 12:05:39] [INFO ] Flatten gal took : 28 ms
[2025-06-01 12:05:39] [INFO ] Flatten gal took : 29 ms
[2025-06-01 12:05:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality974631256488074035.gal : 5 ms
[2025-06-01 12:05:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7351955243951049791.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/ReachabilityCardinality974631256488074035.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7351955243951049791.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 ...327
RANDOM walk for 40002 steps (8 resets) in 341 ms. (116 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 82 ms. (481 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 113 ms. (350 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality7351955243951049791.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 1994
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1994 after 1.22555e+06
Interrupted probabilistic random walk after 201637 steps, run timeout after 3001 ms. (steps per millisecond=67 ) properties seen :0 out of 2
Probabilistic random walk after 201637 steps, saw 123657 distinct states, run finished after 3001 ms. (steps per millisecond=67 ) properties seen :0
[2025-06-01 12:05:42] [INFO ] Flow matrix only has 675 transitions (discarded 525 similar events)
[2025-06-01 12:05:42] [INFO ] Invariant cache hit.
[2025-06-01 12:05:42] [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 688 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 684 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 1382ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 5316 steps, including 140 resets, run visited all 2 properties in 75 ms. (steps per millisecond=70 )
Parikh walk visited 2 properties in 74 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA FunctionPointer-PT-c008-UpperBounds-14 8 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for FunctionPointer-PT-c008-UpperBounds-14 in 234304 ms.
Starting property specific reduction for FunctionPointer-PT-c008-UpperBounds-15
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2025-06-01 12:05:43] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
// Phase 1: matrix 776 rows 474 cols
[2025-06-01 12:05:43] [INFO ] Computed 2 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 38 ms. (256 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[+inf]
[2025-06-01 12:05:43] [INFO ] Flow matrix only has 776 transitions (discarded 563 similar events)
[2025-06-01 12:05:43] [INFO ] Invariant cache hit.
[2025-06-01 12:05:43] [INFO ] [Real]Absence check using 1 positive place invariants in 6 ms returned sat
[2025-06-01 12:05:43] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 12:05:44] [INFO ] [Real]Absence check using state equation in 262 ms returned sat
[2025-06-01 12:05:44] [INFO ] State equation strengthened by 98 read => feed constraints.
[2025-06-01 12:05:44] [INFO ] [Real]Added 98 Read/Feed constraints in 61 ms returned sat
[2025-06-01 12:05:44] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 12:05:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 7 ms returned sat
[2025-06-01 12:05:44] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 12:05:44] [INFO ] [Nat]Absence check using state equation in 311 ms returned sat
[2025-06-01 12:05:44] [INFO ] [Nat]Added 98 Read/Feed constraints in 88 ms returned sat
[2025-06-01 12:05:45] [INFO ] Computed and/alt/rep : 110/243/100 causal constraints (skipped 674 transitions) in 146 ms.
[2025-06-01 12:05:45] [INFO ] Added : 14 causal constraints over 4 iterations in 519 ms. Result :sat
Minimization took 660 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[+inf]
Support contains 1 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 1339/1339 transitions.
Graph (complete) has 2288 edges and 474 vertex of which 468 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.0 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 468 transition count 1328
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 18 place count 462 transition count 1314
Iterating global reduction 1 with 6 rules applied. Total rules applied 24 place count 462 transition count 1314
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 30 place count 462 transition count 1308
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 34 place count 458 transition count 1300
Iterating global reduction 2 with 4 rules applied. Total rules applied 38 place count 458 transition count 1300
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 42 place count 454 transition count 1290
Iterating global reduction 2 with 4 rules applied. Total rules applied 46 place count 454 transition count 1290
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 51 place count 449 transition count 1276
Iterating global reduction 2 with 5 rules applied. Total rules applied 56 place count 449 transition count 1276
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 61 place count 444 transition count 1266
Iterating global reduction 2 with 5 rules applied. Total rules applied 66 place count 444 transition count 1266
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 71 place count 439 transition count 1254
Iterating global reduction 2 with 5 rules applied. Total rules applied 76 place count 439 transition count 1254
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 81 place count 434 transition count 1244
Iterating global reduction 2 with 5 rules applied. Total rules applied 86 place count 434 transition count 1244
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 90 place count 430 transition count 1236
Iterating global reduction 2 with 4 rules applied. Total rules applied 94 place count 430 transition count 1236
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 98 place count 426 transition count 1228
Iterating global reduction 2 with 4 rules applied. Total rules applied 102 place count 426 transition count 1228
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 105 place count 423 transition count 1222
Iterating global reduction 2 with 3 rules applied. Total rules applied 108 place count 423 transition count 1222
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 109 place count 422 transition count 1220
Iterating global reduction 2 with 1 rules applied. Total rules applied 110 place count 422 transition count 1220
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 111 place count 421 transition count 1218
Iterating global reduction 2 with 1 rules applied. Total rules applied 112 place count 421 transition count 1218
Applied a total of 112 rules in 298 ms. Remains 421 /474 variables (removed 53) and now considering 1218/1339 (removed 121) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 299 ms. Remains : 421/474 places, 1218/1339 transitions.
[2025-06-01 12:05:46] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
Found an invariant !
This invariant on transitions {233=1, 324=1, 522=1, 683=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {252=1, 343=1, 541=1, 684=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[1] Max Struct:[+inf]
[2025-06-01 12:05:46] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
// Phase 1: matrix 688 rows 421 cols
[2025-06-01 12:05:46] [INFO ] Computed 3 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 3540 ms. (282 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 842 ms. (1186 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[418] Max Struct:[+inf]
[2025-06-01 12:05:51] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:05:51] [INFO ] Invariant cache hit.
[2025-06-01 12:05:51] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 12:05:51] [INFO ] [Real]Absence check using state equation in 246 ms returned sat
[2025-06-01 12:05:51] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 12:05:51] [INFO ] [Real]Added 75 Read/Feed constraints in 94 ms returned sat
[2025-06-01 12:05:51] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 12:05:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 10 ms returned sat
[2025-06-01 12:05:52] [INFO ] [Nat]Absence check using state equation in 369 ms returned sat
[2025-06-01 12:05:52] [INFO ] [Nat]Added 75 Read/Feed constraints in 73 ms returned sat
[2025-06-01 12:05:53] [INFO ] Deduced a trap composed of 113 places in 561 ms of which 6 ms to minimize.
[2025-06-01 12:05:53] [INFO ] Deduced a trap composed of 113 places in 575 ms of which 7 ms to minimize.
[2025-06-01 12:05:54] [INFO ] Deduced a trap composed of 88 places in 559 ms of which 6 ms to minimize.
[2025-06-01 12:05:54] [INFO ] Deduced a trap composed of 78 places in 576 ms of which 7 ms to minimize.
[2025-06-01 12:05:55] [INFO ] Deduced a trap composed of 76 places in 577 ms of which 7 ms to minimize.
[2025-06-01 12:05:56] [INFO ] Deduced a trap composed of 73 places in 583 ms of which 6 ms to minimize.
[2025-06-01 12:05:56] [INFO ] Deduced a trap composed of 71 places in 565 ms of which 6 ms to minimize.
[2025-06-01 12:05:57] [INFO ] Deduced a trap composed of 70 places in 505 ms of which 7 ms to minimize.
[2025-06-01 12:05:57] [INFO ] Deduced a trap composed of 71 places in 561 ms of which 6 ms to minimize.
[2025-06-01 12:05:58] [INFO ] Deduced a trap composed of 70 places in 542 ms of which 7 ms to minimize.
[2025-06-01 12:05:58] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 6041 ms
[2025-06-01 12:05:58] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 354 transitions) in 167 ms.
[2025-06-01 12:05:58] [INFO ] Added : 8 causal constraints over 2 iterations in 451 ms. Result :sat
Minimization took 527 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[418] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[418] Max Struct:[+inf]
Support contains 1 out of 421 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 85 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 90 ms. Remains : 421/421 places, 1218/1218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 85 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
[2025-06-01 12:05:59] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:05:59] [INFO ] Invariant cache hit.
[2025-06-01 12:06:00] [INFO ] Implicit Places using invariants in 876 ms returned []
[2025-06-01 12:06:00] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:06:00] [INFO ] Invariant cache hit.
[2025-06-01 12:06:01] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 12:06:02] [INFO ] Implicit Places using invariants and state equation in 2337 ms returned []
Implicit Place search using SMT with State Equation took 3219 ms to find 0 implicit places.
[2025-06-01 12:06:02] [INFO ] Redundant transitions in 21 ms returned []
Running 1216 sub problems to find dead transitions.
[2025-06-01 12:06:02] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:06:02] [INFO ] Invariant cache hit.
[2025-06-01 12:06:02] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
[2025-06-01 12:06:27] [INFO ] Deduced a trap composed of 131 places in 459 ms of which 5 ms to minimize.
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 421/1109 variables, and 4 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/421 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 3 (OVERLAPS) 688/1109 variables, 421/425 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1109 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1109/1109 variables, and 1716 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30946 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
After SMT, in 66876ms problems are : Problem set: 0 solved, 1216 unsolved
Search for dead transitions found 0 dead transitions in 66890ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70225 ms. Remains : 421/421 places, 1218/1218 transitions.
[2025-06-01 12:07:09] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
Found an invariant !
This invariant on transitions {233=1, 324=1, 522=1, 683=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 343=1, 541=1, 684=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[418] Max Struct:[+inf]
[2025-06-01 12:07:10] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:07:10] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[418] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 3260 ms. (306 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 824 ms. (1212 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[418] Max Struct:[+inf]
[2025-06-01 12:07:14] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:07:14] [INFO ] Invariant cache hit.
[2025-06-01 12:07:14] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2025-06-01 12:07:14] [INFO ] [Real]Absence check using state equation in 243 ms returned sat
[2025-06-01 12:07:14] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 12:07:14] [INFO ] [Real]Added 75 Read/Feed constraints in 80 ms returned sat
[2025-06-01 12:07:14] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 12:07:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 9 ms returned sat
[2025-06-01 12:07:15] [INFO ] [Nat]Absence check using state equation in 310 ms returned sat
[2025-06-01 12:07:15] [INFO ] [Nat]Added 75 Read/Feed constraints in 72 ms returned sat
[2025-06-01 12:07:15] [INFO ] Deduced a trap composed of 113 places in 594 ms of which 7 ms to minimize.
[2025-06-01 12:07:16] [INFO ] Deduced a trap composed of 113 places in 572 ms of which 7 ms to minimize.
[2025-06-01 12:07:17] [INFO ] Deduced a trap composed of 88 places in 477 ms of which 4 ms to minimize.
[2025-06-01 12:07:17] [INFO ] Deduced a trap composed of 78 places in 501 ms of which 7 ms to minimize.
[2025-06-01 12:07:18] [INFO ] Deduced a trap composed of 76 places in 450 ms of which 4 ms to minimize.
[2025-06-01 12:07:18] [INFO ] Deduced a trap composed of 73 places in 572 ms of which 7 ms to minimize.
[2025-06-01 12:07:19] [INFO ] Deduced a trap composed of 71 places in 516 ms of which 6 ms to minimize.
[2025-06-01 12:07:19] [INFO ] Deduced a trap composed of 70 places in 478 ms of which 6 ms to minimize.
[2025-06-01 12:07:20] [INFO ] Deduced a trap composed of 71 places in 493 ms of which 7 ms to minimize.
[2025-06-01 12:07:20] [INFO ] Deduced a trap composed of 70 places in 462 ms of which 7 ms to minimize.
[2025-06-01 12:07:20] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 5501 ms
[2025-06-01 12:07:20] [INFO ] Computed and/alt/rep : 332/1248/332 causal constraints (skipped 354 transitions) in 91 ms.
[2025-06-01 12:07:21] [INFO ] Added : 8 causal constraints over 2 iterations in 385 ms. Result :sat
Minimization took 526 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[418] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[418] Max Struct:[+inf]
Support contains 1 out of 421 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 50 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 421/421 places, 1218/1218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 50 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
[2025-06-01 12:07:21] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:07:21] [INFO ] Invariant cache hit.
[2025-06-01 12:07:22] [INFO ] Implicit Places using invariants in 715 ms returned []
[2025-06-01 12:07:22] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:07:22] [INFO ] Invariant cache hit.
[2025-06-01 12:07:23] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 12:07:24] [INFO ] Implicit Places using invariants and state equation in 2294 ms returned []
Implicit Place search using SMT with State Equation took 3011 ms to find 0 implicit places.
[2025-06-01 12:07:24] [INFO ] Redundant transitions in 21 ms returned []
Running 1216 sub problems to find dead transitions.
[2025-06-01 12:07:24] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:07:24] [INFO ] Invariant cache hit.
[2025-06-01 12:07:24] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
[2025-06-01 12:07:47] [INFO ] Deduced a trap composed of 131 places in 389 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 421/1109 variables, and 4 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/421 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 3 (OVERLAPS) 688/1109 variables, 421/425 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1109 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1109/1109 variables, and 1716 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30834 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
After SMT, in 66433ms problems are : Problem set: 0 solved, 1216 unsolved
Search for dead transitions found 0 dead transitions in 66447ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69537 ms. Remains : 421/421 places, 1218/1218 transitions.
[2025-06-01 12:08:31] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
Found an invariant !
This invariant on transitions {233=1, 324=1, 522=1, 683=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {252=1, 343=1, 541=1, 684=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[418] Max Struct:[+inf]
[2025-06-01 12:08:31] [INFO ] Flatten gal took : 46 ms
RANDOM walk for 40000 steps (8 resets) in 246 ms. (161 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
[2025-06-01 12:08:31] [INFO ] Flatten gal took : 47 ms
[2025-06-01 12:08:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11417607204225539253.gal : 8 ms
[2025-06-01 12:08:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8338753768199258839.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/ReachabilityCardinality11417607204225539253.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8338753768199258839.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/ReachabilityCardinality8338753768199258839.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 1994
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1994 after 1.22555e+06
Interrupted probabilistic random walk after 378378 steps, run timeout after 3001 ms. (steps per millisecond=126 ) properties seen :0 out of 1
Probabilistic random walk after 378378 steps, saw 232023 distinct states, run finished after 3001 ms. (steps per millisecond=126 ) properties seen :0
[2025-06-01 12:08:34] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:08:34] [INFO ] Invariant cache hit.
[2025-06-01 12:08:34] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/19 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 352/371 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/371 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 7/378 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/378 variables, 3/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/378 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 604/982 variables, 337/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/982 variables, 74/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/982 variables, 0/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1044 variables, 1/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1044 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 65/1109 variables, 66/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1109 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1109 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1109/1109 variables, and 499 constraints, problems are : Problem set: 0 solved, 1 unsolved in 430 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/19 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 352/371 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/371 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/371 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 7/378 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/378 variables, 3/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/378 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 604/982 variables, 337/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/982 variables, 74/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/982 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 62/1044 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1044 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 65/1109 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1109 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1109 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1109/1109 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 429 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 873ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 3716 ms.
Support contains 1 out of 421 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 52 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 421/421 places, 1218/1218 transitions.
RANDOM walk for 40000 steps (8 resets) in 159 ms. (250 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1.22555e+06 after 2.64763e+10
Interrupted probabilistic random walk after 396660 steps, run timeout after 3001 ms. (steps per millisecond=132 ) properties seen :0 out of 1
Probabilistic random walk after 396660 steps, saw 243233 distinct states, run finished after 3001 ms. (steps per millisecond=132 ) properties seen :0
[2025-06-01 12:08:42] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:08:42] [INFO ] Invariant cache hit.
[2025-06-01 12:08:42] [INFO ] State equation strengthened by 75 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/19 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 352/371 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/371 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 7/378 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/378 variables, 3/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/378 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 604/982 variables, 337/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/982 variables, 74/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/982 variables, 0/432 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1044 variables, 1/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1044 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 65/1109 variables, 66/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1109 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1109 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1109/1109 variables, and 499 constraints, problems are : Problem set: 0 solved, 1 unsolved in 429 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/9 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/19 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 352/371 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/371 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/371 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/371 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 7/378 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/378 variables, 3/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/378 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 604/982 variables, 337/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/982 variables, 74/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/982 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 62/1044 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1044 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 65/1109 variables, 66/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1109 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1109 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1109/1109 variables, and 500 constraints, problems are : Problem set: 0 solved, 1 unsolved in 415 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 852ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 3622 ms.
Support contains 1 out of 421 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 52 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 421/421 places, 1218/1218 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 421/421 places, 1218/1218 transitions.
Applied a total of 0 rules in 52 ms. Remains 421 /421 variables (removed 0) and now considering 1218/1218 (removed 0) transitions.
[2025-06-01 12:08:47] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:08:47] [INFO ] Invariant cache hit.
[2025-06-01 12:08:47] [INFO ] Implicit Places using invariants in 499 ms returned []
[2025-06-01 12:08:47] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:08:47] [INFO ] Invariant cache hit.
[2025-06-01 12:08:47] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 12:08:49] [INFO ] Implicit Places using invariants and state equation in 1957 ms returned []
Implicit Place search using SMT with State Equation took 2462 ms to find 0 implicit places.
[2025-06-01 12:08:49] [INFO ] Redundant transitions in 22 ms returned []
Running 1216 sub problems to find dead transitions.
[2025-06-01 12:08:49] [INFO ] Flow matrix only has 688 transitions (discarded 530 similar events)
[2025-06-01 12:08:49] [INFO ] Invariant cache hit.
[2025-06-01 12:08:49] [INFO ] State equation strengthened by 75 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2.64763e+10 after 7.78635e+13
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :7.78635e+13 after 2.43134e+14
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :2.43134e+14 after 3.44424e+14
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :3.44424e+14 after 6.39645e+14
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :6.39645e+14 after 1.13724e+15
[2025-06-01 12:09:08] [INFO ] Deduced a trap composed of 131 places in 269 ms of which 4 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.13724e+15 after 1.1489e+15
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.1489e+15 after 1.87396e+15
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.87396e+15 after 1.11891e+16
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Detected timeout of ITS tools.
[2025-06-01 12:09:21] [INFO ] Flatten gal took : 27 ms
[2025-06-01 12:09:21] [INFO ] Applying decomposition
[2025-06-01 12:09:21] [INFO ] Flatten gal took : 29 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph13352255476716186363.txt' '-o' '/tmp/graph13352255476716186363.bin' '-w' '/tmp/graph13352255476716186363.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph13352255476716186363.bin' '-l' '-1' '-v' '-w' '/tmp/graph13352255476716186363.weights' '-q' '0' '-e' '0.001'
[2025-06-01 12:09:21] [INFO ] Decomposing Gal with order
[2025-06-01 12:09:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 12:09:22] [INFO ] Removed a total of 2084 redundant transitions.
[2025-06-01 12:09:22] [INFO ] Flatten gal took : 61 ms
[2025-06-01 12:09:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 829 labels/synchronizations in 25 ms.
[2025-06-01 12:09:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14348397607691364725.gal : 7 ms
[2025-06-01 12:09:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9801902304900074876.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/ReachabilityCardinality14348397607691364725.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9801902304900074876.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/ReachabilityCardinality9801902304900074876.prop.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 421/1109 variables, and 4 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/421 constraints, ReadFeed: 0/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/421 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/421 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 3 (OVERLAPS) 688/1109 variables, 421/425 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1109 variables, 75/500 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1109 variables, 1216/1716 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1109/1109 variables, and 1716 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 421/421 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 1/1 constraints]
After SMT, in 66605ms problems are : Problem set: 0 solved, 1216 unsolved
Search for dead transitions found 0 dead transitions in 66619ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69164 ms. Remains : 421/421 places, 1218/1218 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 530 transitions
Reduce isomorphic transitions removed 530 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 540 rules applied. Total rules applied 540 place count 421 transition count 678
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 550 place count 411 transition count 678
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 550 place count 411 transition count 605
Deduced a syphon composed of 73 places in 1 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 696 place count 338 transition count 605
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 2 with 254 rules applied. Total rules applied 950 place count 211 transition count 478
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1014 place count 147 transition count 350
Iterating global reduction 2 with 64 rules applied. Total rules applied 1078 place count 147 transition count 350
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1079 place count 147 transition count 349
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1142 place count 84 transition count 223
Iterating global reduction 3 with 63 rules applied. Total rules applied 1205 place count 84 transition count 223
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1268 place count 21 transition count 97
Iterating global reduction 3 with 63 rules applied. Total rules applied 1331 place count 21 transition count 97
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1394 place count 21 transition count 34
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1394 place count 21 transition count 33
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1396 place count 20 transition count 33
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1398 place count 19 transition count 32
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 1399 place count 19 transition count 31
Applied a total of 1399 rules in 41 ms. Remains 19 /421 variables (removed 402) and now considering 31/1218 (removed 1187) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 31 rows 19 cols
[2025-06-01 12:09:56] [INFO ] Computed 3 invariants in 0 ms
[2025-06-01 12:09:56] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 12:09:56] [INFO ] After 13ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2025-06-01 12:09:56] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 12:09:56] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 12:09:56] [INFO ] After 37ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2025-06-01 12:09:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-01 12:09:56] [INFO ] After 14ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-01 12:09:56] [INFO ] After 4ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-01 12:09:56] [INFO ] After 8ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-01 12:09:56] [INFO ] After 49ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-01 12:09:56] [INFO ] Flatten gal took : 1 ms
[2025-06-01 12:09:56] [INFO ] Flatten gal took : 0 ms
[2025-06-01 12:09:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2452100945421714879.gal : 1 ms
[2025-06-01 12:09:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4361625741315294720.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/ReachabilityCardinality2452100945421714879.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4361625741315294720.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/ReachabilityCardinality4361625741315294720.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 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 207
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :207 after 2655
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2655 after 6615
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :6615 after 14415
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :14415 after 29895
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :29895 after 60735
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :60735 after 122295
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :122295 after 245295
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :245295 after 491175
Detected timeout of ITS tools.
[2025-06-01 12:10:11] [INFO ] Flatten gal took : 2 ms
[2025-06-01 12:10:11] [INFO ] Applying decomposition
[2025-06-01 12:10:11] [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/graph2226191734866567460.txt' '-o' '/tmp/graph2226191734866567460.bin' '-w' '/tmp/graph2226191734866567460.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph2226191734866567460.bin' '-l' '-1' '-v' '-w' '/tmp/graph2226191734866567460.weights' '-q' '0' '-e' '0.001'
[2025-06-01 12:10:11] [INFO ] Decomposing Gal with order
[2025-06-01 12:10:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 12:10:11] [INFO ] Removed a total of 30 redundant transitions.
[2025-06-01 12:10:11] [INFO ] Flatten gal took : 6 ms
[2025-06-01 12:10:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2025-06-01 12:10:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13464701628299074655.gal : 10 ms
[2025-06-01 12:10:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9464803573704372600.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/ReachabilityCardinality13464701628299074655.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9464803573704372600.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/ReachabilityCardinality9464803573704372600.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 17
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30214 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[418] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-c008-UpperBounds-15 in 282611 ms.
[2025-06-01 12:10:26] [INFO ] Flatten gal took : 33 ms
[2025-06-01 12:10:26] [INFO ] Applying decomposition
[2025-06-01 12:10:26] [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/graph4380894139238616816.txt' '-o' '/tmp/graph4380894139238616816.bin' '-w' '/tmp/graph4380894139238616816.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph4380894139238616816.bin' '-l' '-1' '-v' '-w' '/tmp/graph4380894139238616816.weights' '-q' '0' '-e' '0.001'
[2025-06-01 12:10:26] [INFO ] Decomposing Gal with order
[2025-06-01 12:10:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 12:10:26] [INFO ] Removed a total of 2311 redundant transitions.
[2025-06-01 12:10:26] [INFO ] Flatten gal took : 68 ms
[2025-06-01 12:10:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 992 labels/synchronizations in 48 ms.
[2025-06-01 12:10:26] [INFO ] Time to serialize gal into /tmp/UpperBounds3840436291956799100.gal : 10 ms
[2025-06-01 12:10:26] [INFO ] Time to serialize properties into /tmp/UpperBounds17459554579855523486.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/UpperBounds3840436291956799100.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds17459554579855523486.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/UpperBounds17459554579855523486.prop.
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FunctionPointer-PT-c008"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool gold2024"
echo " Input is FunctionPointer-PT-c008, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r111-smll-174867015800017"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-c008.tgz
mv FunctionPointer-PT-c008 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;