About the Execution of GreatSPN+red for JoinFreeModules-PT-0500
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r223-tall-171649610600069.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is JoinFreeModules-PT-0500, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r223-tall-171649610600069
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.3K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 19 16:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 19 18:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 11 14:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 155K Apr 11 14:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Apr 11 14:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Apr 11 14:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.6M May 18 16:42 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-00
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-01
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-02
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-03
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-04
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-05
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-06
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-07
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-08
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-09
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-10
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-11
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-12
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-13
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-14
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1716501934175
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=JoinFreeModules-PT-0500
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 22:05:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-23 22:05:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 22:05:35] [INFO ] Load time of PNML (sax parser for PT used): 221 ms
[2024-05-23 22:05:35] [INFO ] Transformed 2501 places.
[2024-05-23 22:05:35] [INFO ] Transformed 4001 transitions.
[2024-05-23 22:05:35] [INFO ] Parsed PT model containing 2501 places and 4001 transitions and 11502 arcs in 343 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 9 ms.
Reduce places removed 1 places and 0 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 500, 1, 0, 0, 1, 0, 2, 500, 2, 1, 1, 500, 1, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 500, 1, 0, 0, 1, 0, 2, 500, 2, 1, 1, 500, 1, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 4001 rows 2500 cols
[2024-05-23 22:05:35] [INFO ] Computed 500 invariants in 60 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 500, 1, 0, 0, 1, 0, 2, 500, 2, 1, 1, 500, 1, 0, 0] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
RANDOM walk for 10341 steps (2 resets) in 290 ms. (35 steps per ms)
BEST_FIRST walk for 160016 steps (32 resets) in 3326 ms. (48 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[4, 500, 5, 4, 4, 5, 4, 2, 500, 2, 5, 5, 500, 5, 4, 4] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
[2024-05-23 22:05:39] [INFO ] Invariant cache hit.
[2024-05-23 22:05:40] [INFO ] [Real]Absence check using 500 positive place invariants in 132 ms returned sat
[2024-05-23 22:05:41] [INFO ] [Real]Absence check using state equation in 1151 ms returned sat
[2024-05-23 22:05:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:05:41] [INFO ] [Nat]Absence check using 500 positive place invariants in 109 ms returned sat
[2024-05-23 22:05:44] [INFO ] [Nat]Absence check using state equation in 2215 ms returned sat
[2024-05-23 22:05:44] [INFO ] State equation strengthened by 500 read => feed constraints.
[2024-05-23 22:05:44] [INFO ] [Nat]Added 500 Read/Feed constraints in 529 ms returned sat
[2024-05-23 22:05:45] [INFO ] Deduced a trap composed of 3 places in 336 ms of which 41 ms to minimize.
[2024-05-23 22:05:45] [INFO ] Deduced a trap composed of 3 places in 230 ms of which 5 ms to minimize.
[2024-05-23 22:05:45] [INFO ] Deduced a trap composed of 3 places in 205 ms of which 4 ms to minimize.
[2024-05-23 22:05:46] [INFO ] Deduced a trap composed of 3 places in 192 ms of which 4 ms to minimize.
[2024-05-23 22:05:46] [INFO ] Deduced a trap composed of 3 places in 227 ms of which 4 ms to minimize.
2timeout
^^^^^^^^
(error "Invalid token: 2timeout")
[2024-05-23 22:05:46] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:954)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-23 22:05:46] [INFO ] [Real]Absence check using 500 positive place invariants in 108 ms returned sat
[2024-05-23 22:05:47] [INFO ] [Real]Absence check using state equation in 1110 ms returned sat
[2024-05-23 22:05:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:05:48] [INFO ] [Nat]Absence check using 500 positive place invariants in 102 ms returned sat
[2024-05-23 22:05:50] [INFO ] [Nat]Absence check using state equation in 2034 ms returned sat
[2024-05-23 22:05:50] [INFO ] [Nat]Added 500 Read/Feed constraints in 359 ms returned sat
[2024-05-23 22:05:51] [INFO ] Deduced a trap composed of 3 places in 195 ms of which 4 ms to minimize.
[2024-05-23 22:05:51] [INFO ] Deduced a trap composed of 3 places in 185 ms of which 4 ms to minimize.
[2024-05-23 22:05:51] [INFO ] Deduced a trap composed of 3 places in 187 ms of which 4 ms to minimize.
[2024-05-23 22:05:52] [INFO ] Deduced a trap composed of 3 places in 185 ms of which 4 ms to minimize.
[2024-05-23 22:05:52] [INFO ] Deduced a trap composed of 3 places in 181 ms of which 4 ms to minimize.
[2024-05-23 22:05:52] [INFO ] Deduced a trap composed of 3 places in 181 ms of which 4 ms to minimize.
[2024-05-23 22:05:52] [INFO ] Deduced a trap composed of 3 places in 180 ms of which 3 ms to minimize.
[2024-05-23 22:05:53] [INFO ] Deduced a trap composed of 3 places in 184 ms of which 4 ms to minimize.
[2024-05-23 22:05:53] [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 1
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-23 22:05:53] [INFO ] [Real]Absence check using 500 positive place invariants in 99 ms returned sat
[2024-05-23 22:05:54] [INFO ] [Real]Absence check using state equation in 1143 ms returned sat
[2024-05-23 22:05:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:05:55] [INFO ] [Nat]Absence check using 500 positive place invariants in 104 ms returned sat
[2024-05-23 22:05:57] [INFO ] [Nat]Absence check using state equation in 2110 ms returned sat
[2024-05-23 22:05:57] [INFO ] [Nat]Added 500 Read/Feed constraints in 527 ms returned sat
[2024-05-23 22:05:58] [INFO ] Deduced a trap composed of 3 places in 195 ms of which 4 ms to minimize.
[2024-05-23 22:05:58] [INFO ] Deduced a trap composed of 3 places in 195 ms of which 3 ms to minimize.
[2024-05-23 22:05:58] [INFO ] Deduced a trap composed of 3 places in 188 ms of which 5 ms to minimize.
[2024-05-23 22:05:59] [INFO ] Deduced a trap composed of 3 places in 189 ms of which 4 ms to minimize.
[2024-05-23 22:05:59] [INFO ] Deduced a trap composed of 3 places in 205 ms of which 4 ms to minimize.
[2024-05-23 22:05:59] [INFO ] Deduced a trap composed of 3 places in 179 ms of which 4 ms to minimize.
[2024-05-23 22:05:59] [INFO ] Deduced a trap composed of 3 places in 180 ms of which 4 ms to minimize.
[2024-05-23 22:05:59] [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 2
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-23 22:06:00] [INFO ] [Real]Absence check using 500 positive place invariants in 93 ms returned sat
[2024-05-23 22:06:01] [INFO ] [Real]Absence check using state equation in 1157 ms returned sat
[2024-05-23 22:06:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:06:02] [INFO ] [Nat]Absence check using 500 positive place invariants in 104 ms returned sat
[2024-05-23 22:06:04] [INFO ] [Nat]Absence check using state equation in 2123 ms returned sat
[2024-05-23 22:06:04] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-23 22:06:04] [INFO ] [Nat]Added 500 Read/Feed constraints in 739 ms returned sat
[2024-05-23 22:06:05] [INFO ] Deduced a trap composed of 3 places in 212 ms of which 3 ms to minimize.
[2024-05-23 22:06:05] [INFO ] Deduced a trap composed of 3 places in 214 ms of which 4 ms to minimize.
[2024-05-23 22:06:05] [INFO ] Deduced a trap composed of 3 places in 202 ms of which 4 ms to minimize.
[2024-05-23 22:06:06] [INFO ] Deduced a trap composed of 3 places in 193 ms of which 3 ms to minimize.
[2024-05-23 22:06:06] [INFO ] Deduced a trap composed of 3 places in 212 ms of which 4 ms to minimize.
[2024-05-23 22:06:06] [INFO ] Deduced a trap composed of 3 places in 204 ms of which 4 ms to minimize.
[2024-05-23 22:06:06] [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 3
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-23 22:06:07] [INFO ] [Real]Absence check using 500 positive place invariants in 106 ms returned sat
[2024-05-23 22:06:08] [INFO ] [Real]Absence check using state equation in 1158 ms returned sat
[2024-05-23 22:06:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:06:08] [INFO ] [Nat]Absence check using 500 positive place invariants in 102 ms returned sat
[2024-05-23 22:06:11] [INFO ] [Nat]Absence check using state equation in 2189 ms returned unknown
[2024-05-23 22:06:11] [INFO ] [Real]Absence check using 500 positive place invariants in 103 ms returned sat
[2024-05-23 22:06:12] [INFO ] [Real]Absence check using state equation in 1113 ms returned sat
[2024-05-23 22:06:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:06:12] [INFO ] [Nat]Absence check using 500 positive place invariants in 102 ms returned sat
[2024-05-23 22:06:15] [INFO ] [Nat]Absence check using state equation in 2107 ms returned sat
[2024-05-23 22:06:15] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-23 22:06:15] [INFO ] [Nat]Added 500 Read/Feed constraints in 624 ms returned sat
[2024-05-23 22:06:16] [INFO ] Deduced a trap composed of 3 places in 203 ms of which 4 ms to minimize.
[2024-05-23 22:06:16] [INFO ] Deduced a trap composed of 3 places in 185 ms of which 4 ms to minimize.
[2024-05-23 22:06:16] [INFO ] Deduced a trap composed of 3 places in 202 ms of which 4 ms to minimize.
[2024-05-23 22:06:16] [INFO ] Deduced a trap composed of 3 places in 196 ms of which 4 ms to minimize.
[2024-05-23 22:06:17] [INFO ] Deduced a trap composed of 3 places in 203 ms of which 4 ms to minimize.
[2024-05-23 22:06:17] [INFO ] Deduced a trap composed of 3 places in 201 ms of which 4 ms to minimize.
[2024-05-23 22:06:17] [INFO ] Deduced a trap composed of 3 places in 197 ms of which 4 ms to minimize.
[2024-05-23 22:06:17] [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)
[2024-05-23 22:06:18] [INFO ] [Real]Absence check using 500 positive place invariants in 111 ms returned sat
[2024-05-23 22:06:19] [INFO ] [Real]Absence check using state equation in 1201 ms returned sat
[2024-05-23 22:06:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:06:19] [INFO ] [Nat]Absence check using 500 positive place invariants in 106 ms returned sat
[2024-05-23 22:06:22] [INFO ] [Nat]Absence check using state equation in 2201 ms returned sat
[2024-05-23 22:06:22] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-23 22:06:22] [INFO ] [Nat]Added 500 Read/Feed constraints in 655 ms returned sat
[2024-05-23 22:06:23] [INFO ] Deduced a trap composed of 3 places in 207 ms of which 4 ms to minimize.
[2024-05-23 22:06:23] [INFO ] Deduced a trap composed of 3 places in 188 ms of which 6 ms to minimize.
[2024-05-23 22:06:23] [INFO ] Deduced a trap composed of 3 places in 202 ms of which 3 ms to minimize.
[2024-05-23 22:06:23] [INFO ] Deduced a trap composed of 3 places in 197 ms of which 3 ms to minimize.
[2024-05-23 22:06:24] [INFO ] Deduced a trap composed of 3 places in 191 ms of which 4 ms to minimize.
[2024-05-23 22:06:24] [INFO ] Deduced a trap composed of 3 places in 199 ms of which 3 ms to minimize.
[2024-05-23 22:06:24] [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 6
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-23 22:06:24] [INFO ] [Real]Absence check using 500 positive place invariants in 98 ms returned sat
[2024-05-23 22:06:26] [INFO ] [Real]Absence check using state equation in 1095 ms returned sat
[2024-05-23 22:06:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:06:26] [INFO ] [Nat]Absence check using 500 positive place invariants in 100 ms returned sat
[2024-05-23 22:06:28] [INFO ] [Nat]Absence check using state equation in 1569 ms returned sat
[2024-05-23 22:06:28] [INFO ] [Nat]Added 500 Read/Feed constraints in 349 ms returned sat
[2024-05-23 22:06:28] [INFO ] Deduced a trap composed of 3 places in 263 ms of which 5 ms to minimize.
[2024-05-23 22:06:29] [INFO ] Deduced a trap composed of 3 places in 274 ms of which 6 ms to minimize.
[2024-05-23 22:06:29] [INFO ] Deduced a trap composed of 3 places in 263 ms of which 4 ms to minimize.
[2024-05-23 22:06:29] [INFO ] Deduced a trap composed of 4 places in 272 ms of which 5 ms to minimize.
[2024-05-23 22:06:30] [INFO ] Deduced a trap composed of 3 places in 266 ms of which 5 ms to minimize.
[2024-05-23 22:06:30] [INFO ] Deduced a trap composed of 3 places in 266 ms of which 5 ms to minimize.
[2024-05-23 22:06:31] [INFO ] Deduced a trap composed of 3 places in 271 ms of which 5 ms to minimize.
[2024-05-23 22:06:31] [INFO ] Deduced a trap composed of 3 places in 274 ms of which 5 ms to minimize.
[2024-05-23 22:06:31] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 7
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-23 22:06:31] [INFO ] [Real]Absence check using 500 positive place invariants in 102 ms returned sat
[2024-05-23 22:06:32] [INFO ] [Real]Absence check using state equation in 1189 ms returned sat
[2024-05-23 22:06:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:06:33] [INFO ] [Nat]Absence check using 500 positive place invariants in 109 ms returned sat
[2024-05-23 22:06:35] [INFO ] [Nat]Absence check using state equation in 2209 ms returned unknown
[2024-05-23 22:06:36] [INFO ] [Real]Absence check using 500 positive place invariants in 102 ms returned sat
[2024-05-23 22:06:37] [INFO ] [Real]Absence check using state equation in 1177 ms returned sat
[2024-05-23 22:06:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:06:37] [INFO ] [Nat]Absence check using 500 positive place invariants in 107 ms returned sat
[2024-05-23 22:06:39] [INFO ] [Nat]Absence check using state equation in 2257 ms returned unknown
[2024-05-23 22:06:40] [INFO ] [Real]Absence check using 500 positive place invariants in 94 ms returned sat
[2024-05-23 22:06:41] [INFO ] [Real]Absence check using state equation in 1066 ms returned sat
[2024-05-23 22:06:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:06:41] [INFO ] [Nat]Absence check using 500 positive place invariants in 104 ms returned sat
[2024-05-23 22:06:45] [INFO ] [Nat]Absence check using state equation in 3549 ms returned unknown
[2024-05-23 22:06:45] [INFO ] [Real]Absence check using 500 positive place invariants in 102 ms returned sat
[2024-05-23 22:06:47] [INFO ] [Real]Absence check using state equation in 1167 ms returned sat
[2024-05-23 22:06:47] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:06:47] [INFO ] [Nat]Absence check using 500 positive place invariants in 100 ms returned sat
[2024-05-23 22:06:49] [INFO ] [Nat]Absence check using state equation in 2118 ms returned sat
[2024-05-23 22:06:50] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-23 22:06:50] [INFO ] [Nat]Added 500 Read/Feed constraints in 589 ms returned sat
[2024-05-23 22:06:50] [INFO ] Deduced a trap composed of 3 places in 182 ms of which 3 ms to minimize.
[2024-05-23 22:06:50] [INFO ] Deduced a trap composed of 3 places in 179 ms of which 4 ms to minimize.
[2024-05-23 22:06:51] [INFO ] Deduced a trap composed of 3 places in 190 ms of which 3 ms to minimize.
[2024-05-23 22:06:51] [INFO ] Deduced a trap composed of 3 places in 192 ms of which 4 ms to minimize.
[2024-05-23 22:06:51] [INFO ] Deduced a trap composed of 3 places in 175 ms of which 4 ms to minimize.
[2024-05-23 22:06:51] [INFO ] Deduced a trap composed of 3 places in 188 ms of which 4 ms to minimize.
[2024-05-23 22:06:52] [INFO ] Deduced a trap composed of 3 places in 180 ms of which 3 ms to minimize.
[2024-05-23 22:06:52] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 11
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-23 22:06:52] [INFO ] [Real]Absence check using 500 positive place invariants in 101 ms returned sat
[2024-05-23 22:06:53] [INFO ] [Real]Absence check using state equation in 1046 ms returned sat
[2024-05-23 22:06:53] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:06:54] [INFO ] [Nat]Absence check using 500 positive place invariants in 99 ms returned sat
[2024-05-23 22:06:56] [INFO ] [Nat]Absence check using state equation in 2569 ms returned sat
[2024-05-23 22:06:56] [INFO ] [Nat]Added 500 Read/Feed constraints in 336 ms returned sat
[2024-05-23 22:06:57] [INFO ] Deduced a trap composed of 3 places in 145 ms of which 3 ms to minimize.
[2024-05-23 22:06:57] [INFO ] Deduced a trap composed of 3 places in 140 ms of which 5 ms to minimize.
[2024-05-23 22:06:57] [INFO ] Deduced a trap composed of 3 places in 147 ms of which 3 ms to minimize.
[2024-05-23 22:06:58] [INFO ] Deduced a trap composed of 3 places in 151 ms of which 3 ms to minimize.
[2024-05-23 22:06:58] [INFO ] Deduced a trap composed of 3 places in 133 ms of which 3 ms to minimize.
[2024-05-23 22:06:58] [INFO ] Deduced a trap composed of 3 places in 141 ms of which 3 ms to minimize.
[2024-05-23 22:06:58] [INFO ] Deduced a trap composed of 3 places in 140 ms of which 6 ms to minimize.
[2024-05-23 22:06:58] [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 12
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-23 22:06:59] [INFO ] [Real]Absence check using 500 positive place invariants in 106 ms returned sat
[2024-05-23 22:07:00] [INFO ] [Real]Absence check using state equation in 1209 ms returned sat
[2024-05-23 22:07:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:00] [INFO ] [Nat]Absence check using 500 positive place invariants in 110 ms returned sat
[2024-05-23 22:07:03] [INFO ] [Nat]Absence check using state equation in 2222 ms returned unknown
[2024-05-23 22:07:03] [INFO ] [Real]Absence check using 500 positive place invariants in 105 ms returned sat
[2024-05-23 22:07:04] [INFO ] [Real]Absence check using state equation in 1185 ms returned sat
[2024-05-23 22:07:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:05] [INFO ] [Nat]Absence check using 500 positive place invariants in 106 ms returned sat
[2024-05-23 22:07:07] [INFO ] [Nat]Absence check using state equation in 2148 ms returned sat
[2024-05-23 22:07:07] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-23 22:07:07] [INFO ] [Nat]Added 500 Read/Feed constraints in 619 ms returned sat
[2024-05-23 22:07:08] [INFO ] Deduced a trap composed of 3 places in 188 ms of which 4 ms to minimize.
[2024-05-23 22:07:08] [INFO ] Deduced a trap composed of 4 places in 190 ms of which 4 ms to minimize.
[2024-05-23 22:07:08] [INFO ] Deduced a trap composed of 3 places in 187 ms of which 4 ms to minimize.
[2024-05-23 22:07:09] [INFO ] Deduced a trap composed of 3 places in 184 ms of which 4 ms to minimize.
[2024-05-23 22:07:09] [INFO ] Deduced a trap composed of 3 places in 178 ms of which 3 ms to minimize.
[2024-05-23 22:07:09] [INFO ] Deduced a trap composed of 3 places in 185 ms of which 4 ms to minimize.
[2024-05-23 22:07:09] [INFO ] Deduced a trap composed of 3 places in 178 ms of which 3 ms to minimize.
[2024-05-23 22:07:09] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 14
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-23 22:07:10] [INFO ] [Real]Absence check using 500 positive place invariants in 105 ms returned sat
[2024-05-23 22:07:11] [INFO ] [Real]Absence check using state equation in 1194 ms returned sat
[2024-05-23 22:07:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:11] [INFO ] [Nat]Absence check using 500 positive place invariants in 107 ms returned sat
[2024-05-23 22:07:14] [INFO ] [Nat]Absence check using state equation in 2149 ms returned sat
[2024-05-23 22:07:14] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-23 22:07:14] [INFO ] [Nat]Added 500 Read/Feed constraints in 657 ms returned sat
[2024-05-23 22:07:15] [INFO ] Deduced a trap composed of 3 places in 194 ms of which 4 ms to minimize.
[2024-05-23 22:07:15] [INFO ] Deduced a trap composed of 3 places in 192 ms of which 3 ms to minimize.
[2024-05-23 22:07:15] [INFO ] Deduced a trap composed of 3 places in 195 ms of which 4 ms to minimize.
[2024-05-23 22:07:15] [INFO ] Deduced a trap composed of 3 places in 194 ms of which 4 ms to minimize.
[2024-05-23 22:07:16] [INFO ] Deduced a trap composed of 3 places in 174 ms of which 3 ms to minimize.
[2024-05-23 22:07:16] [INFO ] Deduced a trap composed of 3 places in 178 ms of which 4 ms to minimize.
[2024-05-23 22:07:16] [INFO ] Deduced a trap composed of 3 places in 199 ms of which 4 ms to minimize.
[2024-05-23 22:07:16] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 15
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)
Current structural bounds on expressions (after SMT) : Max Seen:[4, 500, 5, 4, 4, 5, 4, 2, 500, 2, 5, 5, 500, 5, 4, 4] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[4, 500, 5, 4, 4, 5, 4, 2, 500, 2, 5, 5, 500, 5, 4, 4] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
Support contains 16 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 4001/4001 transitions.
Graph (complete) has 6000 edges and 2500 vertex of which 80 are kept as prefixes of interest. Removing 2420 places using SCC suffix rule.6 ms
Discarding 2420 places :
Also discarding 3872 output transitions
Drop transitions (Output transitions of discarded places.) removed 3872 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 80 transition count 128
Applied a total of 2 rules in 38 ms. Remains 80 /2500 variables (removed 2420) and now considering 128/4001 (removed 3873) transitions.
Running 96 sub problems to find dead transitions.
// Phase 1: matrix 128 rows 80 cols
[2024-05-23 22:07:16] [INFO ] Computed 16 invariants in 3 ms
[2024-05-23 22:07:16] [INFO ] State equation strengthened by 16 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 1 (OVERLAPS) 16/80 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 3 (OVERLAPS) 128/208 variables, 80/96 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 16/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 6 (OVERLAPS) 0/208 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 112 constraints, problems are : Problem set: 0 solved, 96 unsolved in 1791 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 80/80 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 96/96 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 96 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 1 (OVERLAPS) 16/80 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 3 (OVERLAPS) 128/208 variables, 80/96 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 16/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 96/208 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/208 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 7 (OVERLAPS) 0/208 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 96 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/208 variables, and 208 constraints, problems are : Problem set: 0 solved, 96 unsolved in 2869 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 80/80 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 96/96 constraints, Known Traps: 0/0 constraints]
After SMT, in 4702ms problems are : Problem set: 0 solved, 96 unsolved
Search for dead transitions found 0 dead transitions in 4714ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4764 ms. Remains : 80/2500 places, 128/4001 transitions.
[2024-05-23 22:07:21] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[4, 500, 5, 4, 4, 5, 4, 2, 500, 2, 5, 5, 500, 5, 4, 4] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
RANDOM walk for 1000062 steps (2 resets) in 981 ms. (1018 steps per ms)
FORMULA JoinFreeModules-PT-0500-UpperBounds-00 503 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 15000015 steps (30 resets) in 17255 ms. (869 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[500, 501, 480, 491, 501, 463, 483, 500, 483, 501, 501, 500, 501, 490, 486] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
[2024-05-23 22:07:39] [INFO ] Invariant cache hit.
[2024-05-23 22:07:39] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:39] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-23 22:07:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:39] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:39] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-05-23 22:07:39] [INFO ] State equation strengthened by 16 read => feed constraints.
[2024-05-23 22:07:40] [INFO ] [Nat]Added 16 Read/Feed constraints in 72 ms returned sat
[2024-05-23 22:07:40] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 11 ms.
[2024-05-23 22:07:40] [INFO ] Added : 57 causal constraints over 13 iterations in 175 ms. Result :sat
Minimization took 47 ms.
[2024-05-23 22:07:40] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:40] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:07:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:40] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:40] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-05-23 22:07:40] [INFO ] [Nat]Added 16 Read/Feed constraints in 41 ms returned sat
[2024-05-23 22:07:40] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-23 22:07:40] [INFO ] Added : 65 causal constraints over 14 iterations in 143 ms. Result :sat
Minimization took 36 ms.
[2024-05-23 22:07:40] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:40] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:07:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:40] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:40] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-05-23 22:07:40] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:07:40] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-23 22:07:40] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
[2024-05-23 22:07:41] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 22:07:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 80 ms
[2024-05-23 22:07:41] [INFO ] Added : 85 causal constraints over 19 iterations in 297 ms. Result :sat
Minimization took 74 ms.
[2024-05-23 22:07:41] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:41] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-23 22:07:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:41] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-23 22:07:41] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-05-23 22:07:41] [INFO ] [Nat]Added 16 Read/Feed constraints in 58 ms returned sat
[2024-05-23 22:07:41] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-23 22:07:41] [INFO ] Added : 62 causal constraints over 13 iterations in 134 ms. Result :sat
Minimization took 48 ms.
[2024-05-23 22:07:41] [INFO ] [Real]Absence check using 16 positive place invariants in 4 ms returned sat
[2024-05-23 22:07:41] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2024-05-23 22:07:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:41] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:41] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-05-23 22:07:41] [INFO ] [Nat]Added 16 Read/Feed constraints in 40 ms returned sat
[2024-05-23 22:07:41] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 10 ms.
[2024-05-23 22:07:41] [INFO ] Added : 50 causal constraints over 11 iterations in 96 ms. Result :sat
Minimization took 32 ms.
[2024-05-23 22:07:41] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:41] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2024-05-23 22:07:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:41] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:41] [INFO ] [Nat]Absence check using state equation in 62 ms returned sat
[2024-05-23 22:07:41] [INFO ] [Nat]Added 16 Read/Feed constraints in 3 ms returned sat
[2024-05-23 22:07:41] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:07:42] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 22:07:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
[2024-05-23 22:07:42] [INFO ] Added : 45 causal constraints over 9 iterations in 126 ms. Result :sat
Minimization took 62 ms.
[2024-05-23 22:07:42] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-23 22:07:42] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2024-05-23 22:07:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:42] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:42] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-05-23 22:07:42] [INFO ] [Nat]Added 16 Read/Feed constraints in 3 ms returned sat
[2024-05-23 22:07:42] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-23 22:07:42] [INFO ] Added : 60 causal constraints over 14 iterations in 110 ms. Result :sat
Minimization took 38 ms.
[2024-05-23 22:07:42] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:42] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-23 22:07:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:42] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:42] [INFO ] [Nat]Absence check using state equation in 66 ms returned sat
[2024-05-23 22:07:42] [INFO ] [Nat]Added 16 Read/Feed constraints in 44 ms returned sat
[2024-05-23 22:07:42] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 14 ms.
[2024-05-23 22:07:42] [INFO ] Added : 35 causal constraints over 8 iterations in 87 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 22:07:42] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:42] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-05-23 22:07:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:42] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:42] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-23 22:07:42] [INFO ] [Nat]Added 16 Read/Feed constraints in 60 ms returned sat
[2024-05-23 22:07:43] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-23 22:07:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2024-05-23 22:07:43] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-23 22:07:43] [INFO ] Added : 57 causal constraints over 14 iterations in 120 ms. Result :sat
Minimization took 45 ms.
[2024-05-23 22:07:43] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:43] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-05-23 22:07:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:43] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:43] [INFO ] [Nat]Absence check using state equation in 44 ms returned sat
[2024-05-23 22:07:43] [INFO ] [Nat]Added 16 Read/Feed constraints in 23 ms returned sat
[2024-05-23 22:07:43] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-23 22:07:43] [INFO ] Added : 50 causal constraints over 12 iterations in 133 ms. Result :sat
Minimization took 33 ms.
[2024-05-23 22:07:43] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:43] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:07:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:43] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:43] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:07:43] [INFO ] [Nat]Added 16 Read/Feed constraints in 41 ms returned sat
[2024-05-23 22:07:43] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-23 22:07:43] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 22:07:43] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2024-05-23 22:07:43] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 67 ms
[2024-05-23 22:07:43] [INFO ] Added : 66 causal constraints over 14 iterations in 212 ms. Result :sat
Minimization took 26 ms.
[2024-05-23 22:07:43] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:43] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:07:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:44] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-23 22:07:44] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-23 22:07:44] [INFO ] [Nat]Added 16 Read/Feed constraints in 62 ms returned sat
[2024-05-23 22:07:44] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-23 22:07:44] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-23 22:07:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
[2024-05-23 22:07:44] [INFO ] Added : 51 causal constraints over 11 iterations in 147 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 22:07:44] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:44] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:07:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:44] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:44] [INFO ] [Nat]Absence check using state equation in 89 ms returned sat
[2024-05-23 22:07:44] [INFO ] [Nat]Added 16 Read/Feed constraints in 3 ms returned sat
[2024-05-23 22:07:44] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:07:44] [INFO ] Added : 44 causal constraints over 9 iterations in 75 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 22:07:44] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-23 22:07:44] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:07:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:44] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-23 22:07:44] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-05-23 22:07:44] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:07:44] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:07:44] [INFO ] Added : 65 causal constraints over 14 iterations in 179 ms. Result :sat
Minimization took 66 ms.
[2024-05-23 22:07:44] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:45] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:07:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:07:45] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-23 22:07:45] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-23 22:07:45] [INFO ] [Nat]Added 16 Read/Feed constraints in 60 ms returned sat
[2024-05-23 22:07:45] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-23 22:07:45] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2024-05-23 22:07:45] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-23 22:07:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 79 ms
[2024-05-23 22:07:45] [INFO ] Added : 73 causal constraints over 15 iterations in 221 ms. Result :sat
Minimization took 54 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[500, 501, 480, 491, 501, 463, 483, 500, 483, 501, 501, 500, 501, 490, 486] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[500, 501, 501, 501, 501, 501, 502, 500, 502, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
Support contains 15 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 128/128 transitions.
Graph (complete) has 192 edges and 80 vertex of which 75 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.0 ms
Discarding 5 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Applied a total of 1 rules in 4 ms. Remains 75 /80 variables (removed 5) and now considering 120/128 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 75/80 places, 120/128 transitions.
// Phase 1: matrix 120 rows 75 cols
[2024-05-23 22:08:07] [INFO ] Computed 15 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[500, 501, 501, 501, 501, 501, 502, 500, 502, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
RANDOM walk for 1000016 steps (2 resets) in 858 ms. (1164 steps per ms)
BEST_FIRST walk for 15000015 steps (30 resets) in 15529 ms. (965 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[500, 501, 501, 501, 501, 501, 502, 500, 502, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
[2024-05-23 22:08:23] [INFO ] Invariant cache hit.
[2024-05-23 22:08:23] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:23] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-05-23 22:08:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:23] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-23 22:08:23] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:08:23] [INFO ] State equation strengthened by 15 read => feed constraints.
[2024-05-23 22:08:23] [INFO ] [Nat]Added 15 Read/Feed constraints in 87 ms returned sat
[2024-05-23 22:08:23] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-23 22:08:24] [INFO ] Added : 61 causal constraints over 13 iterations in 136 ms. Result :sat
Minimization took 45 ms.
[2024-05-23 22:08:24] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-23 22:08:24] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:08:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:24] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:24] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:08:24] [INFO ] [Nat]Added 15 Read/Feed constraints in 64 ms returned sat
[2024-05-23 22:08:24] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-23 22:08:24] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
[2024-05-23 22:08:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
[2024-05-23 22:08:24] [INFO ] Added : 54 causal constraints over 12 iterations in 136 ms. Result :sat
Minimization took 23 ms.
[2024-05-23 22:08:24] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:24] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:08:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:24] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:24] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:08:24] [INFO ] [Nat]Added 15 Read/Feed constraints in 23 ms returned sat
[2024-05-23 22:08:24] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-23 22:08:24] [INFO ] Added : 60 causal constraints over 13 iterations in 118 ms. Result :sat
Minimization took 31 ms.
[2024-05-23 22:08:24] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-23 22:08:24] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:08:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:24] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-23 22:08:24] [INFO ] [Nat]Absence check using state equation in 114 ms returned sat
[2024-05-23 22:08:24] [INFO ] [Nat]Added 15 Read/Feed constraints in 3 ms returned sat
[2024-05-23 22:08:24] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-23 22:08:25] [INFO ] Added : 32 causal constraints over 7 iterations in 105 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 22:08:25] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:25] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:08:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:25] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-23 22:08:25] [INFO ] [Nat]Absence check using state equation in 43 ms returned sat
[2024-05-23 22:08:25] [INFO ] [Nat]Added 15 Read/Feed constraints in 23 ms returned sat
[2024-05-23 22:08:25] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 11 ms.
[2024-05-23 22:08:25] [INFO ] Added : 51 causal constraints over 11 iterations in 116 ms. Result :sat
Minimization took 31 ms.
[2024-05-23 22:08:25] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:25] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:08:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:25] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:25] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-05-23 22:08:25] [INFO ] [Nat]Added 15 Read/Feed constraints in 93 ms returned sat
[2024-05-23 22:08:25] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-23 22:08:25] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
[2024-05-23 22:08:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 37 ms
[2024-05-23 22:08:25] [INFO ] Added : 51 causal constraints over 11 iterations in 144 ms. Result :sat
Minimization took 25 ms.
[2024-05-23 22:08:25] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:25] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-23 22:08:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:25] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:25] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:08:26] [INFO ] [Nat]Added 15 Read/Feed constraints in 65 ms returned sat
[2024-05-23 22:08:26] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 20 ms.
[2024-05-23 22:08:26] [INFO ] Added : 33 causal constraints over 7 iterations in 75 ms. Result :sat
Minimization took 20 ms.
[2024-05-23 22:08:26] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:26] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:08:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:26] [INFO ] [Nat]Absence check using 15 positive place invariants in 4 ms returned sat
[2024-05-23 22:08:26] [INFO ] [Nat]Absence check using state equation in 66 ms returned sat
[2024-05-23 22:08:26] [INFO ] [Nat]Added 15 Read/Feed constraints in 24 ms returned sat
[2024-05-23 22:08:26] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:08:26] [INFO ] Added : 41 causal constraints over 9 iterations in 80 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 22:08:26] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-23 22:08:26] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-23 22:08:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:26] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-23 22:08:26] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:08:26] [INFO ] [Nat]Added 15 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:08:26] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
[2024-05-23 22:08:26] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 31 ms
[2024-05-23 22:08:26] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-23 22:08:26] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:08:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:26] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:26] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:08:26] [INFO ] [Nat]Added 15 Read/Feed constraints in 45 ms returned sat
[2024-05-23 22:08:26] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 12 ms.
[2024-05-23 22:08:26] [INFO ] Added : 56 causal constraints over 13 iterations in 156 ms. Result :sat
Minimization took 34 ms.
[2024-05-23 22:08:27] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:27] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-05-23 22:08:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:27] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-23 22:08:27] [INFO ] [Nat]Absence check using state equation in 85 ms returned sat
[2024-05-23 22:08:27] [INFO ] [Nat]Added 15 Read/Feed constraints in 26 ms returned sat
[2024-05-23 22:08:27] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 10 ms.
[2024-05-23 22:08:27] [INFO ] Added : 57 causal constraints over 12 iterations in 102 ms. Result :sat
Minimization took 33 ms.
[2024-05-23 22:08:27] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-23 22:08:27] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-23 22:08:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:27] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-23 22:08:27] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-23 22:08:27] [INFO ] [Nat]Added 15 Read/Feed constraints in 67 ms returned sat
[2024-05-23 22:08:27] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-23 22:08:27] [INFO ] Added : 37 causal constraints over 8 iterations in 76 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 22:08:27] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:27] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-23 22:08:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:27] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:27] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:08:27] [INFO ] [Nat]Added 15 Read/Feed constraints in 44 ms returned sat
[2024-05-23 22:08:27] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:08:27] [INFO ] Added : 49 causal constraints over 12 iterations in 96 ms. Result :sat
Minimization took 31 ms.
[2024-05-23 22:08:28] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-23 22:08:28] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-23 22:08:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:28] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:28] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-23 22:08:28] [INFO ] [Nat]Added 15 Read/Feed constraints in 76 ms returned sat
[2024-05-23 22:08:28] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-23 22:08:28] [INFO ] Deduced a trap composed of 3 places in 30 ms of which 1 ms to minimize.
[2024-05-23 22:08:28] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-23 22:08:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 86 ms
[2024-05-23 22:08:28] [INFO ] Added : 62 causal constraints over 14 iterations in 202 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 22:08:28] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:28] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-23 22:08:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:08:28] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-23 22:08:28] [INFO ] [Nat]Absence check using state equation in 89 ms returned sat
[2024-05-23 22:08:28] [INFO ] [Nat]Added 15 Read/Feed constraints in 30 ms returned sat
[2024-05-23 22:08:28] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:08:28] [INFO ] Added : 38 causal constraints over 9 iterations in 71 ms. Result :sat
Minimization took 35 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[500, 501, 501, 501, 501, 501, 502, 500, 502, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 502, 503, 503, 503, 503, 503, 503]
FORMULA JoinFreeModules-PT-0500-UpperBounds-09 502 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[500, 501, 501, 501, 501, 501, 502, 500, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
Support contains 14 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 70 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.1 ms
Discarding 5 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Applied a total of 1 rules in 4 ms. Remains 70 /75 variables (removed 5) and now considering 112/120 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 70/75 places, 112/120 transitions.
// Phase 1: matrix 112 rows 70 cols
[2024-05-23 22:08:45] [INFO ] Computed 14 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[500, 501, 501, 501, 501, 501, 502, 500, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
RANDOM walk for 1000009 steps (2 resets) in 786 ms. (1270 steps per ms)
BEST_FIRST walk for 14000014 steps (28 resets) in 13253 ms. (1056 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[500, 501, 501, 501, 501, 501, 502, 500, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
[2024-05-23 22:08:59] [INFO ] Invariant cache hit.
[2024-05-23 22:08:59] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:00] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-23 22:09:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:00] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:00] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-05-23 22:09:00] [INFO ] State equation strengthened by 14 read => feed constraints.
[2024-05-23 22:09:00] [INFO ] [Nat]Added 14 Read/Feed constraints in 49 ms returned sat
[2024-05-23 22:09:00] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-23 22:09:00] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 22:09:00] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 0 ms to minimize.
[2024-05-23 22:09:00] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 70 ms
[2024-05-23 22:09:00] [INFO ] Added : 26 causal constraints over 6 iterations in 127 ms. Result :sat
Minimization took 23 ms.
[2024-05-23 22:09:00] [INFO ] [Real]Absence check using 14 positive place invariants in 4 ms returned sat
[2024-05-23 22:09:00] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-05-23 22:09:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:00] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:00] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-05-23 22:09:00] [INFO ] [Nat]Added 14 Read/Feed constraints in 23 ms returned sat
[2024-05-23 22:09:00] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-23 22:09:00] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 22:09:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2024-05-23 22:09:00] [INFO ] Added : 48 causal constraints over 11 iterations in 167 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 22:09:00] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:00] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:09:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:00] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:00] [INFO ] [Nat]Absence check using state equation in 96 ms returned sat
[2024-05-23 22:09:00] [INFO ] [Nat]Added 14 Read/Feed constraints in 26 ms returned sat
[2024-05-23 22:09:00] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-23 22:09:00] [INFO ] Added : 32 causal constraints over 8 iterations in 64 ms. Result :sat
Minimization took 26 ms.
[2024-05-23 22:09:00] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:00] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:09:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:01] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:01] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-23 22:09:01] [INFO ] [Nat]Added 14 Read/Feed constraints in 45 ms returned sat
[2024-05-23 22:09:01] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-23 22:09:01] [INFO ] Added : 24 causal constraints over 6 iterations in 47 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 22:09:01] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:01] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:09:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:01] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:01] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-05-23 22:09:01] [INFO ] [Nat]Added 14 Read/Feed constraints in 1 ms returned sat
[2024-05-23 22:09:01] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-23 22:09:01] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 22:09:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
[2024-05-23 22:09:01] [INFO ] Added : 37 causal constraints over 8 iterations in 165 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 22:09:01] [INFO ] [Real]Absence check using 14 positive place invariants in 9 ms returned sat
[2024-05-23 22:09:01] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2024-05-23 22:09:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:01] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:01] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:09:01] [INFO ] [Nat]Added 14 Read/Feed constraints in 1 ms returned sat
[2024-05-23 22:09:01] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-23 22:09:01] [INFO ] Added : 39 causal constraints over 9 iterations in 136 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 22:09:01] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:01] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:09:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:01] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:01] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:09:01] [INFO ] [Nat]Added 14 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:09:01] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 22:09:01] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 25 ms
[2024-05-23 22:09:01] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:01] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:09:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:02] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:02] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-05-23 22:09:02] [INFO ] [Nat]Added 14 Read/Feed constraints in 87 ms returned sat
[2024-05-23 22:09:02] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 10 ms.
[2024-05-23 22:09:02] [INFO ] Added : 23 causal constraints over 5 iterations in 48 ms. Result :sat
Minimization took 22 ms.
[2024-05-23 22:09:02] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:02] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-23 22:09:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:02] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:02] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:09:02] [INFO ] [Nat]Added 14 Read/Feed constraints in 46 ms returned sat
[2024-05-23 22:09:02] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 12 ms.
[2024-05-23 22:09:02] [INFO ] Added : 27 causal constraints over 7 iterations in 61 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 22:09:02] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:02] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:09:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:02] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:02] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:09:02] [INFO ] [Nat]Added 14 Read/Feed constraints in 64 ms returned sat
[2024-05-23 22:09:02] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 10 ms.
[2024-05-23 22:09:02] [INFO ] Added : 32 causal constraints over 7 iterations in 55 ms. Result :sat
Minimization took 25 ms.
[2024-05-23 22:09:02] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:02] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-23 22:09:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:02] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:02] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2024-05-23 22:09:02] [INFO ] [Nat]Added 14 Read/Feed constraints in 153 ms returned sat
[2024-05-23 22:09:03] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-23 22:09:03] [INFO ] Added : 41 causal constraints over 9 iterations in 77 ms. Result :sat
Minimization took 34 ms.
[2024-05-23 22:09:03] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:03] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:09:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:03] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:03] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-23 22:09:03] [INFO ] [Nat]Added 14 Read/Feed constraints in 76 ms returned sat
[2024-05-23 22:09:03] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-23 22:09:03] [INFO ] Added : 35 causal constraints over 8 iterations in 61 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 22:09:03] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:03] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:09:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:03] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:03] [INFO ] [Nat]Absence check using state equation in 86 ms returned sat
[2024-05-23 22:09:03] [INFO ] [Nat]Added 14 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:09:03] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-23 22:09:03] [INFO ] Added : 18 causal constraints over 5 iterations in 43 ms. Result :sat
Minimization took 22 ms.
[2024-05-23 22:09:03] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:03] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-23 22:09:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:03] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:03] [INFO ] [Nat]Absence check using state equation in 87 ms returned sat
[2024-05-23 22:09:03] [INFO ] [Nat]Added 14 Read/Feed constraints in 4 ms returned sat
[2024-05-23 22:09:03] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:09:03] [INFO ] Added : 27 causal constraints over 6 iterations in 48 ms. Result :sat
Minimization took 25 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[500, 501, 501, 501, 501, 501, 502, 500, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 502, 503, 503, 503, 503, 503, 503, 503]
FORMULA JoinFreeModules-PT-0500-UpperBounds-07 502 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[500, 501, 501, 501, 501, 501, 500, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
Support contains 13 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 112/112 transitions.
Graph (complete) has 168 edges and 70 vertex of which 65 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.0 ms
Discarding 5 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Applied a total of 1 rules in 4 ms. Remains 65 /70 variables (removed 5) and now considering 104/112 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 65/70 places, 104/112 transitions.
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:09:17] [INFO ] Computed 13 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[500, 501, 501, 501, 501, 501, 500, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
RANDOM walk for 1000175 steps (2 resets) in 736 ms. (1357 steps per ms)
BEST_FIRST walk for 13000012 steps (26 resets) in 11895 ms. (1092 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[500, 501, 501, 501, 501, 501, 500, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
[2024-05-23 22:09:29] [INFO ] Invariant cache hit.
[2024-05-23 22:09:29] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:29] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:09:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:29] [INFO ] [Nat]Absence check using state equation in 69 ms returned sat
[2024-05-23 22:09:29] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:09:29] [INFO ] [Nat]Added 13 Read/Feed constraints in 23 ms returned sat
[2024-05-23 22:09:29] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 11 ms.
[2024-05-23 22:09:30] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2024-05-23 22:09:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 29 ms
[2024-05-23 22:09:30] [INFO ] Added : 50 causal constraints over 11 iterations in 114 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 22:09:30] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:30] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:09:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:30] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2024-05-23 22:09:30] [INFO ] [Nat]Added 13 Read/Feed constraints in 45 ms returned sat
[2024-05-23 22:09:30] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:09:30] [INFO ] Added : 66 causal constraints over 15 iterations in 126 ms. Result :sat
Minimization took 34 ms.
[2024-05-23 22:09:30] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:30] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:09:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:30] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:09:30] [INFO ] [Nat]Added 13 Read/Feed constraints in 1 ms returned sat
[2024-05-23 22:09:30] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-23 22:09:30] [INFO ] Added : 62 causal constraints over 14 iterations in 99 ms. Result :sat
Minimization took 33 ms.
[2024-05-23 22:09:30] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:30] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-23 22:09:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:30] [INFO ] [Nat]Absence check using state equation in 68 ms returned sat
[2024-05-23 22:09:30] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:09:30] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:09:30] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
[2024-05-23 22:09:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 39 ms
[2024-05-23 22:09:31] [INFO ] Added : 48 causal constraints over 12 iterations in 127 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 22:09:31] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:31] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-05-23 22:09:31] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:31] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:09:31] [INFO ] [Nat]Added 13 Read/Feed constraints in 46 ms returned sat
[2024-05-23 22:09:31] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-23 22:09:31] [INFO ] Added : 64 causal constraints over 13 iterations in 102 ms. Result :sat
Minimization took 34 ms.
[2024-05-23 22:09:31] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:31] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-05-23 22:09:31] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:31] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 22:09:31] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:09:31] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:09:31] [INFO ] Added : 61 causal constraints over 13 iterations in 97 ms. Result :sat
Minimization took 31 ms.
[2024-05-23 22:09:31] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:31] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-05-23 22:09:31] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:31] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2024-05-23 22:09:31] [INFO ] [Nat]Added 13 Read/Feed constraints in 75 ms returned sat
[2024-05-23 22:09:31] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-23 22:09:31] [INFO ] Added : 54 causal constraints over 13 iterations in 109 ms. Result :sat
Minimization took 39 ms.
[2024-05-23 22:09:32] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:32] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-05-23 22:09:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:32] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2024-05-23 22:09:32] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:09:32] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:09:32] [INFO ] Added : 45 causal constraints over 11 iterations in 97 ms. Result :sat
Minimization took 26 ms.
[2024-05-23 22:09:32] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:32] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-05-23 22:09:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:32] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-05-23 22:09:32] [INFO ] [Nat]Added 13 Read/Feed constraints in 1 ms returned sat
[2024-05-23 22:09:32] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-23 22:09:32] [INFO ] Added : 68 causal constraints over 16 iterations in 113 ms. Result :sat
Minimization took 32 ms.
[2024-05-23 22:09:32] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:32] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-23 22:09:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:32] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-05-23 22:09:32] [INFO ] [Nat]Added 13 Read/Feed constraints in 66 ms returned sat
[2024-05-23 22:09:32] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-23 22:09:32] [INFO ] Added : 57 causal constraints over 14 iterations in 105 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 22:09:32] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:32] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-23 22:09:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:32] [INFO ] [Nat]Absence check using state equation in 90 ms returned sat
[2024-05-23 22:09:32] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:09:33] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:09:33] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 22:09:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 41 ms
[2024-05-23 22:09:33] [INFO ] Added : 65 causal constraints over 15 iterations in 154 ms. Result :sat
Minimization took 35 ms.
[2024-05-23 22:09:33] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:33] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-05-23 22:09:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:09:33] [INFO ] [Nat]Absence check using state equation in 69 ms returned sat
[2024-05-23 22:09:33] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:09:33] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-23 22:09:33] [INFO ] Added : 77 causal constraints over 17 iterations in 148 ms. Result :sat
Minimization took 42 ms.
[2024-05-23 22:09:33] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:33] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-05-23 22:09:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:09:33] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:09:33] [INFO ] [Nat]Absence check using state equation in 43 ms returned sat
[2024-05-23 22:09:33] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:09:33] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 10 ms.
[2024-05-23 22:09:33] [INFO ] Added : 68 causal constraints over 14 iterations in 119 ms. Result :sat
Minimization took 39 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[500, 501, 501, 501, 501, 501, 500, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[500, 501, 501, 501, 501, 501, 500, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
Support contains 13 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Applied a total of 0 rules in 3 ms. Remains 65 /65 variables (removed 0) and now considering 104/104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 65/65 places, 104/104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Applied a total of 0 rules in 2 ms. Remains 65 /65 variables (removed 0) and now considering 104/104 (removed 0) transitions.
[2024-05-23 22:09:46] [INFO ] Invariant cache hit.
[2024-05-23 22:09:46] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-05-23 22:09:46] [INFO ] Invariant cache hit.
[2024-05-23 22:09:47] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:09:47] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
[2024-05-23 22:09:47] [INFO ] Redundant transitions in 2 ms returned []
Running 78 sub problems to find dead transitions.
[2024-05-23 22:09:47] [INFO ] Invariant cache hit.
[2024-05-23 22:09:47] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (OVERLAPS) 13/65 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (OVERLAPS) 104/169 variables, 65/78 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 13/91 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 6 (OVERLAPS) 0/169 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Real declared 169/169 variables, and 91 constraints, problems are : Problem set: 0 solved, 78 unsolved in 1213 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 65/65 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 78 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (OVERLAPS) 13/65 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (OVERLAPS) 104/169 variables, 65/78 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 13/91 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 78/169 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 7 (OVERLAPS) 0/169 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Int declared 169/169 variables, and 169 constraints, problems are : Problem set: 0 solved, 78 unsolved in 1693 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 65/65 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 0/0 constraints]
After SMT, in 2959ms problems are : Problem set: 0 solved, 78 unsolved
Search for dead transitions found 0 dead transitions in 2961ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3067 ms. Remains : 65/65 places, 104/104 transitions.
RANDOM walk for 40599 steps (8 resets) in 100 ms. (401 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 26/26 properties
Interrupted probabilistic random walk after 147663 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 26
Probabilistic random walk after 147663 steps, saw 139412 distinct states, run finished after 3008 ms. (steps per millisecond=49 ) properties seen :0
[2024-05-23 22:09:53] [INFO ] Invariant cache hit.
[2024-05-23 22:09:53] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 52/65 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 26 unsolved
[2024-05-23 22:09:53] [INFO ] Deduced a trap composed of 3 places in 38 ms of which 1 ms to minimize.
[2024-05-23 22:09:53] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 0 ms to minimize.
[2024-05-23 22:09:53] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 0 ms to minimize.
[2024-05-23 22:09:53] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 1 ms to minimize.
[2024-05-23 22:09:53] [INFO ] Deduced a trap composed of 3 places in 34 ms of which 2 ms to minimize.
[2024-05-23 22:09:53] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 22:09:53] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-23 22:09:53] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-23 22:09:53] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-23 22:09:53] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-23 22:09:53] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 22:09:53] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
[2024-05-23 22:09:53] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
Problem MAX4 is UNSAT
Problem MAX5 is UNSAT
Problem MAX6 is UNSAT
Problem MAX7 is UNSAT
Problem MAX8 is UNSAT
Problem MAX9 is UNSAT
Problem MAX10 is UNSAT
Problem MAX11 is UNSAT
Problem MAX12 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 13/26 constraints. Problems are: Problem set: 13 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/26 constraints. Problems are: Problem set: 13 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 104/169 variables, 65/91 constraints. Problems are: Problem set: 13 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 13/104 constraints. Problems are: Problem set: 13 solved, 13 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 0/104 constraints. Problems are: Problem set: 13 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 0/169 variables, 0/104 constraints. Problems are: Problem set: 13 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 169/169 variables, and 104 constraints, problems are : Problem set: 13 solved, 13 unsolved in 669 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 65/65 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 13/13 constraints]
Escalating to Integer solving :Problem set: 13 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 13 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 52/65 variables, 13/13 constraints. Problems are: Problem set: 13 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 13/26 constraints. Problems are: Problem set: 13 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/26 constraints. Problems are: Problem set: 13 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 104/169 variables, 65/91 constraints. Problems are: Problem set: 13 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 13/104 constraints. Problems are: Problem set: 13 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 13/117 constraints. Problems are: Problem set: 13 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/169 variables, 0/117 constraints. Problems are: Problem set: 13 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 0/169 variables, 0/117 constraints. Problems are: Problem set: 13 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 169/169 variables, and 117 constraints, problems are : Problem set: 13 solved, 13 unsolved in 1150 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 65/65 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 13/26 constraints, Known Traps: 13/13 constraints]
After SMT, in 1826ms problems are : Problem set: 13 solved, 13 unsolved
Fused 13 Parikh solutions to 1 different solutions.
Parikh walk visited 2 properties in 16426 ms.
Support contains 11 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 55 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.1 ms
Discarding 10 places :
Also discarding 16 output transitions
Drop transitions (Output transitions of discarded places.) removed 16 transitions
Applied a total of 1 rules in 4 ms. Remains 55 /65 variables (removed 10) and now considering 88/104 (removed 16) transitions.
Running 66 sub problems to find dead transitions.
// Phase 1: matrix 88 rows 55 cols
[2024-05-23 22:10:11] [INFO ] Computed 11 invariants in 1 ms
[2024-05-23 22:10:11] [INFO ] State equation strengthened by 11 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 1 (OVERLAPS) 11/55 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 3 (OVERLAPS) 88/143 variables, 55/66 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/143 variables, 11/77 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/143 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 6 (OVERLAPS) 0/143 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 66 unsolved
No progress, stopping.
After SMT solving in domain Real declared 143/143 variables, and 77 constraints, problems are : Problem set: 0 solved, 66 unsolved in 917 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 55/55 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 66/66 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 66 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 1 (OVERLAPS) 11/55 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 3 (OVERLAPS) 88/143 variables, 55/66 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/143 variables, 11/77 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/143 variables, 66/143 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/143 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 66 unsolved
At refinement iteration 7 (OVERLAPS) 0/143 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 66 unsolved
No progress, stopping.
After SMT solving in domain Int declared 143/143 variables, and 143 constraints, problems are : Problem set: 0 solved, 66 unsolved in 1787 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 55/55 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 66/66 constraints, Known Traps: 0/0 constraints]
After SMT, in 2717ms problems are : Problem set: 0 solved, 66 unsolved
Search for dead transitions found 0 dead transitions in 2719ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2723 ms. Remains : 55/65 places, 88/104 transitions.
RANDOM walk for 40810 steps (8 resets) in 38 ms. (1046 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 92 ms. (430 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 74 ms. (533 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 85 ms. (465 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 63 ms. (625 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 68 ms. (579 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 59 ms. (666 steps per ms) remains 11/11 properties
Interrupted probabilistic random walk after 160179 steps, run timeout after 3001 ms. (steps per millisecond=53 ) properties seen :0 out of 11
Probabilistic random walk after 160179 steps, saw 148776 distinct states, run finished after 3001 ms. (steps per millisecond=53 ) properties seen :0
[2024-05-23 22:10:17] [INFO ] Invariant cache hit.
[2024-05-23 22:10:17] [INFO ] State equation strengthened by 11 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 44/55 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 88/143 variables, 55/66 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/143 variables, 11/77 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/143 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 0/143 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 143/143 variables, and 77 constraints, problems are : Problem set: 0 solved, 11 unsolved in 152 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 55/55 constraints, ReadFeed: 11/11 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) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 44/55 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 22:10:17] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
[2024-05-23 22:10:17] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2024-05-23 22:10:17] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-23 22:10:17] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2024-05-23 22:10:17] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 88/143 variables, 55/71 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/143 variables, 11/82 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/143 variables, 11/93 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 22:10:18] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 22:10:18] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/143 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 22:10:18] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/143 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/143 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (OVERLAPS) 0/143 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 143/143 variables, and 96 constraints, problems are : Problem set: 0 solved, 11 unsolved in 1123 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, State Equation: 55/55 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 8/8 constraints]
After SMT, in 1279ms problems are : Problem set: 0 solved, 11 unsolved
Fused 11 Parikh solutions to 2 different solutions.
Parikh walk visited 3 properties in 28474 ms.
Support contains 8 out of 55 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 55/55 places, 88/88 transitions.
Graph (complete) has 132 edges and 55 vertex of which 40 are kept as prefixes of interest. Removing 15 places using SCC suffix rule.0 ms
Discarding 15 places :
Also discarding 24 output transitions
Drop transitions (Output transitions of discarded places.) removed 24 transitions
Applied a total of 1 rules in 3 ms. Remains 40 /55 variables (removed 15) and now considering 64/88 (removed 24) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 40/55 places, 64/88 transitions.
RANDOM walk for 40479 steps (8 resets) in 20 ms. (1927 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 34 ms. (1142 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 29 ms. (1333 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 170356 steps, run timeout after 3001 ms. (steps per millisecond=56 ) properties seen :0 out of 8
Probabilistic random walk after 170356 steps, saw 152584 distinct states, run finished after 3001 ms. (steps per millisecond=56 ) properties seen :0
// Phase 1: matrix 64 rows 40 cols
[2024-05-23 22:10:50] [INFO ] Computed 8 invariants in 1 ms
[2024-05-23 22:10:50] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 32/40 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 64/104 variables, 40/48 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/104 variables, 8/56 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/104 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 0/104 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 104/104 variables, and 56 constraints, problems are : Problem set: 0 solved, 8 unsolved in 108 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 40/40 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 32/40 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
[2024-05-23 22:10:50] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-23 22:10:50] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 64/104 variables, 40/50 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/104 variables, 8/58 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/104 variables, 8/66 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/104 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/104 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 104/104 variables, and 66 constraints, problems are : Problem set: 0 solved, 8 unsolved in 434 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 40/40 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 2/2 constraints]
After SMT, in 548ms problems are : Problem set: 0 solved, 8 unsolved
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 10821 ms.
Support contains 8 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 64/64 transitions.
Applied a total of 0 rules in 3 ms. Remains 40 /40 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 40/40 places, 64/64 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 64/64 transitions.
Applied a total of 0 rules in 2 ms. Remains 40 /40 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2024-05-23 22:11:01] [INFO ] Invariant cache hit.
[2024-05-23 22:11:01] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-23 22:11:01] [INFO ] Invariant cache hit.
[2024-05-23 22:11:01] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-23 22:11:01] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2024-05-23 22:11:01] [INFO ] Redundant transitions in 0 ms returned []
Running 48 sub problems to find dead transitions.
[2024-05-23 22:11:01] [INFO ] Invariant cache hit.
[2024-05-23 22:11:01] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (OVERLAPS) 8/40 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 64/104 variables, 40/48 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/104 variables, 8/56 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/104 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 0/104 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 104/104 variables, and 56 constraints, problems are : Problem set: 0 solved, 48 unsolved in 533 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 40/40 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (OVERLAPS) 8/40 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 64/104 variables, 40/48 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/104 variables, 8/56 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/104 variables, 48/104 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/104 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/104 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 104/104 variables, and 104 constraints, problems are : Problem set: 0 solved, 48 unsolved in 783 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 40/40 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 0/0 constraints]
After SMT, in 1332ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 1333ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1409 ms. Remains : 40/40 places, 64/64 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[500, 501, 501, 501, 501, 501, 500, 501, 501, 500, 501, 501, 501] Max Struct:[503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503]
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[500] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[500] Max Struct:[503]
Current structural bounds on expressions (Before main loop) : Max Seen:[500] Max Struct:[503]
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:11:03] [INFO ] Computed 13 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[500] Max Struct:[503]
RANDOM walk for 10072 steps (2 resets) in 6 ms. (1438 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:[500] Max Struct:[503]
[2024-05-23 22:11:03] [INFO ] Invariant cache hit.
[2024-05-23 22:11:03] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:11:03] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-23 22:11:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:11:03] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2024-05-23 22:11:03] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:11:03] [INFO ] [Nat]Added 13 Read/Feed constraints in 24 ms returned sat
[2024-05-23 22:11:03] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:11:03] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2024-05-23 22:11:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 26 ms
[2024-05-23 22:11:03] [INFO ] Added : 50 causal constraints over 11 iterations in 110 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[500] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[500] Max Struct:[503]
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 5 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.1 ms
Discarding 60 places :
Also discarding 96 output transitions
Drop transitions (Output transitions of discarded places.) removed 96 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /65 variables (removed 60) and now considering 8/104 (removed 96) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-23 22:11:04] [INFO ] Computed 1 invariants in 0 ms
[2024-05-23 22:11:04] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 112ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 112ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 5/65 places, 8/104 transitions.
[2024-05-23 22:11:04] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[500] Max Struct:[503]
RANDOM walk for 1000031 steps (2 resets) in 97 ms. (10204 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 146 ms. (6802 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[500] Max Struct:[503]
[2024-05-23 22:11:04] [INFO ] Invariant cache hit.
[2024-05-23 22:11:04] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:11:04] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 22:11:04] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:04] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-23 22:11:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:11:04] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:11:04] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:11:04] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 22:11:04] [INFO ] Added : 5 causal constraints over 2 iterations in 5 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[500] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[500] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:04] [INFO ] Invariant cache hit.
[2024-05-23 22:11:04] [INFO ] Implicit Places using invariants in 14 ms returned []
[2024-05-23 22:11:04] [INFO ] Invariant cache hit.
[2024-05-23 22:11:04] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:04] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2024-05-23 22:11:04] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:04] [INFO ] Invariant cache hit.
[2024-05-23 22:11:04] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 95ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 96ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 139 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40209 steps (8 resets) in 15 ms. (2513 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 20 ms. (1904 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1096858 steps, run timeout after 3001 ms. (steps per millisecond=365 ) properties seen :0 out of 2
Probabilistic random walk after 1096858 steps, saw 426177 distinct states, run finished after 3002 ms. (steps per millisecond=365 ) properties seen :0
[2024-05-23 22:11:07] [INFO ] Invariant cache hit.
[2024-05-23 22:11:07] [INFO ] State equation strengthened by 1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 22:11:07] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 91ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:07] [INFO ] Invariant cache hit.
[2024-05-23 22:11:07] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 113ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 113ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40238 steps (8 resets) in 10 ms. (3658 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 15 ms. (2500 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3704231 steps, run timeout after 3001 ms. (steps per millisecond=1234 ) properties seen :0 out of 1
Probabilistic random walk after 3704231 steps, saw 1285684 distinct states, run finished after 3001 ms. (steps per millisecond=1234 ) properties seen :0
[2024-05-23 22:11:11] [INFO ] Invariant cache hit.
[2024-05-23 22:11:11] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 65ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:11] [INFO ] Invariant cache hit.
[2024-05-23 22:11:11] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-23 22:11:11] [INFO ] Invariant cache hit.
[2024-05-23 22:11:11] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:11] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2024-05-23 22:11:11] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:11] [INFO ] Invariant cache hit.
[2024-05-23 22:11:11] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 95ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 95ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 145 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[500] Max Struct:[503]
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-01 in 8149 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-02
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[503]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[503]
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:11:11] [INFO ] Computed 13 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[503]
RANDOM walk for 10250 steps (2 resets) in 7 ms. (1281 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:[121] Max Struct:[503]
[2024-05-23 22:11:11] [INFO ] Invariant cache hit.
[2024-05-23 22:11:11] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:11:11] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:11:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:11:11] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-05-23 22:11:11] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:11:11] [INFO ] [Nat]Added 13 Read/Feed constraints in 153 ms returned sat
[2024-05-23 22:11:11] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-23 22:11:11] [INFO ] Added : 64 causal constraints over 14 iterations in 98 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[121] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[500] Max Struct:[503]
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 5 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 96 output transitions
Drop transitions (Output transitions of discarded places.) removed 96 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /65 variables (removed 60) and now considering 8/104 (removed 96) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-23 22:11:12] [INFO ] Computed 1 invariants in 1 ms
[2024-05-23 22:11:12] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 111ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 112ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 113 ms. Remains : 5/65 places, 8/104 transitions.
[2024-05-23 22:11:12] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[500] Max Struct:[503]
RANDOM walk for 1000024 steps (2 resets) in 95 ms. (10416 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 233 ms. (4273 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[501] Max Struct:[503]
[2024-05-23 22:11:13] [INFO ] Invariant cache hit.
[2024-05-23 22:11:13] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 22:11:13] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 22:11:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:11:13] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-23 22:11:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:13] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-23 22:11:13] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 22:11:13] [INFO ] Added : 6 causal constraints over 3 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:13] [INFO ] Invariant cache hit.
[2024-05-23 22:11:13] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 22:11:13] [INFO ] Invariant cache hit.
[2024-05-23 22:11:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:13] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2024-05-23 22:11:13] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:13] [INFO ] Invariant cache hit.
[2024-05-23 22:11:13] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 94ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 94ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 144 ms. Remains : 5/5 places, 8/8 transitions.
[2024-05-23 22:11:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[501] Max Struct:[503]
RANDOM walk for 1000037 steps (2 resets) in 135 ms. (7353 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 194 ms. (5128 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[501] Max Struct:[503]
[2024-05-23 22:11:13] [INFO ] Invariant cache hit.
[2024-05-23 22:11:13] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:11:13] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:11:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:11:13] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-23 22:11:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:13] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-05-23 22:11:13] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 22:11:13] [INFO ] Added : 6 causal constraints over 3 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:13] [INFO ] Invariant cache hit.
[2024-05-23 22:11:13] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-23 22:11:13] [INFO ] Invariant cache hit.
[2024-05-23 22:11:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:13] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-05-23 22:11:13] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:13] [INFO ] Invariant cache hit.
[2024-05-23 22:11:13] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 104ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40313 steps (8 resets) in 12 ms. (3101 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 903178 steps, run timeout after 3001 ms. (steps per millisecond=300 ) properties seen :0 out of 2
Probabilistic random walk after 903178 steps, saw 354977 distinct states, run finished after 3001 ms. (steps per millisecond=300 ) properties seen :0
[2024-05-23 22:11:16] [INFO ] Invariant cache hit.
[2024-05-23 22:11:16] [INFO ] State equation strengthened by 1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 22:11:16] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 34 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 87ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 21 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:16] [INFO ] Invariant cache hit.
[2024-05-23 22:11:16] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 104ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40298 steps (8 resets) in 11 ms. (3358 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 18 ms. (2105 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3654432 steps, run timeout after 3001 ms. (steps per millisecond=1217 ) properties seen :0 out of 1
Probabilistic random walk after 3654432 steps, saw 1267445 distinct states, run finished after 3002 ms. (steps per millisecond=1217 ) properties seen :0
[2024-05-23 22:11:20] [INFO ] Invariant cache hit.
[2024-05-23 22:11:20] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 65ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 21 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:20] [INFO ] Invariant cache hit.
[2024-05-23 22:11:20] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-23 22:11:20] [INFO ] Invariant cache hit.
[2024-05-23 22:11:20] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:20] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2024-05-23 22:11:20] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:20] [INFO ] Invariant cache hit.
[2024-05-23 22:11:20] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 102ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[501] Max Struct:[503]
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-02 in 9028 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-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:[503]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[503]
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:11:20] [INFO ] Computed 13 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[503]
RANDOM walk for 10022 steps (2 resets) in 9 ms. (1002 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:[250] Max Struct:[503]
[2024-05-23 22:11:20] [INFO ] Invariant cache hit.
[2024-05-23 22:11:20] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:11:20] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:11:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:11:20] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-23 22:11:20] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:11:20] [INFO ] [Nat]Added 13 Read/Feed constraints in 68 ms returned sat
[2024-05-23 22:11:20] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-23 22:11:20] [INFO ] Added : 51 causal constraints over 13 iterations in 104 ms. Result :sat
Minimization took 128 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[250] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 5 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 96 output transitions
Drop transitions (Output transitions of discarded places.) removed 96 transitions
Applied a total of 1 rules in 2 ms. Remains 5 /65 variables (removed 60) and now considering 8/104 (removed 96) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-23 22:11:21] [INFO ] Computed 1 invariants in 1 ms
[2024-05-23 22:11:21] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 110ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 111ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 117 ms. Remains : 5/65 places, 8/104 transitions.
[2024-05-23 22:11:21] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[501] Max Struct:[503]
RANDOM walk for 1000006 steps (2 resets) in 97 ms. (10204 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 132 ms. (7518 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[501] Max Struct:[503]
[2024-05-23 22:11:22] [INFO ] Invariant cache hit.
[2024-05-23 22:11:22] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:11:22] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 22:11:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:22] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 22:11:22] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-23 22:11:22] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:22] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-05-23 22:11:22] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 22:11:22] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2024-05-23 22:11:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 23 ms
[2024-05-23 22:11:22] [INFO ] Added : 5 causal constraints over 2 iterations in 28 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:22] [INFO ] Invariant cache hit.
[2024-05-23 22:11:22] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 22:11:22] [INFO ] Invariant cache hit.
[2024-05-23 22:11:22] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:22] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-05-23 22:11:22] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:22] [INFO ] Invariant cache hit.
[2024-05-23 22:11:22] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 99ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 99ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40270 steps (8 resets) in 12 ms. (3097 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 24 ms. (1600 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 14 ms. (2666 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 895919 steps, run timeout after 3001 ms. (steps per millisecond=298 ) properties seen :0 out of 2
Probabilistic random walk after 895919 steps, saw 352147 distinct states, run finished after 3001 ms. (steps per millisecond=298 ) properties seen :0
[2024-05-23 22:11:25] [INFO ] Invariant cache hit.
[2024-05-23 22:11:25] [INFO ] State equation strengthened by 1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 22:11:25] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 24 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 73ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 28 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:25] [INFO ] Invariant cache hit.
[2024-05-23 22:11:25] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 102 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40191 steps (8 resets) in 10 ms. (3653 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 16 ms. (2353 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4411127 steps, run timeout after 3001 ms. (steps per millisecond=1469 ) properties seen :0 out of 1
Probabilistic random walk after 4411127 steps, saw 1534695 distinct states, run finished after 3001 ms. (steps per millisecond=1469 ) properties seen :0
[2024-05-23 22:11:28] [INFO ] Invariant cache hit.
[2024-05-23 22:11:28] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 21 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 54ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 31 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:28] [INFO ] Invariant cache hit.
[2024-05-23 22:11:28] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-23 22:11:28] [INFO ] Invariant cache hit.
[2024-05-23 22:11:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:28] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-05-23 22:11:28] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:28] [INFO ] Invariant cache hit.
[2024-05-23 22:11:28] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[501] Max Struct:[503]
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-03 in 8644 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-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:[503]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[503]
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:11:28] [INFO ] Computed 13 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[503]
RANDOM walk for 10044 steps (2 resets) in 9 ms. (1004 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:[112] Max Struct:[503]
[2024-05-23 22:11:28] [INFO ] Invariant cache hit.
[2024-05-23 22:11:29] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:11:29] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-23 22:11:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:11:29] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:11:29] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:11:29] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:11:29] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-23 22:11:29] [INFO ] Added : 65 causal constraints over 15 iterations in 104 ms. Result :sat
Minimization took 154 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[112] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 5 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 96 output transitions
Drop transitions (Output transitions of discarded places.) removed 96 transitions
Applied a total of 1 rules in 11 ms. Remains 5 /65 variables (removed 60) and now considering 8/104 (removed 96) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-23 22:11:30] [INFO ] Computed 1 invariants in 0 ms
[2024-05-23 22:11:30] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 96ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 96ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107 ms. Remains : 5/65 places, 8/104 transitions.
[2024-05-23 22:11:30] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[501] Max Struct:[503]
RANDOM walk for 1000008 steps (2 resets) in 96 ms. (10309 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 128 ms. (7751 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[501] Max Struct:[503]
[2024-05-23 22:11:30] [INFO ] Invariant cache hit.
[2024-05-23 22:11:30] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:11:30] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:11:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:30] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:11:30] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:11:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:30] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-05-23 22:11:30] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 22:11:30] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 0 ms to minimize.
[2024-05-23 22:11:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 17 ms
[2024-05-23 22:11:30] [INFO ] Added : 5 causal constraints over 2 iterations in 24 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:30] [INFO ] Invariant cache hit.
[2024-05-23 22:11:30] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-23 22:11:30] [INFO ] Invariant cache hit.
[2024-05-23 22:11:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:30] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2024-05-23 22:11:30] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:31] [INFO ] Invariant cache hit.
[2024-05-23 22:11:31] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 97ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 97ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 141 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40237 steps (8 resets) in 14 ms. (2682 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 22 ms. (1739 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 13 ms. (2857 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 828789 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :0 out of 2
Probabilistic random walk after 828789 steps, saw 327832 distinct states, run finished after 3004 ms. (steps per millisecond=275 ) properties seen :0
[2024-05-23 22:11:34] [INFO ] Invariant cache hit.
[2024-05-23 22:11:34] [INFO ] State equation strengthened by 1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 22:11:34] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 100ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 29 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:34] [INFO ] Invariant cache hit.
[2024-05-23 22:11:34] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 104ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40065 steps (8 resets) in 9 ms. (4006 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 16 ms. (2353 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3901840 steps, run timeout after 3001 ms. (steps per millisecond=1300 ) properties seen :0 out of 1
Probabilistic random walk after 3901840 steps, saw 1359216 distinct states, run finished after 3001 ms. (steps per millisecond=1300 ) properties seen :0
[2024-05-23 22:11:37] [INFO ] Invariant cache hit.
[2024-05-23 22:11:37] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 24 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 56ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 32 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:37] [INFO ] Invariant cache hit.
[2024-05-23 22:11:37] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-23 22:11:37] [INFO ] Invariant cache hit.
[2024-05-23 22:11:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:37] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-05-23 22:11:37] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:37] [INFO ] Invariant cache hit.
[2024-05-23 22:11:37] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 146 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[501] Max Struct:[503]
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-04 in 8626 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[503]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[503]
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:11:37] [INFO ] Computed 13 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[503]
RANDOM walk for 10235 steps (2 resets) in 7 ms. (1279 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[501] Max Struct:[503]
[2024-05-23 22:11:37] [INFO ] Invariant cache hit.
[2024-05-23 22:11:37] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:11:37] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-23 22:11:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:11:37] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-05-23 22:11:37] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:11:37] [INFO ] [Nat]Added 13 Read/Feed constraints in 45 ms returned sat
[2024-05-23 22:11:37] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:11:37] [INFO ] Added : 64 causal constraints over 13 iterations in 92 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 5 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.1 ms
Discarding 60 places :
Also discarding 96 output transitions
Drop transitions (Output transitions of discarded places.) removed 96 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /65 variables (removed 60) and now considering 8/104 (removed 96) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-23 22:11:38] [INFO ] Computed 1 invariants in 0 ms
[2024-05-23 22:11:38] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 99ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 99ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 101 ms. Remains : 5/65 places, 8/104 transitions.
[2024-05-23 22:11:38] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[501] Max Struct:[503]
RANDOM walk for 1000035 steps (2 resets) in 110 ms. (9009 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 142 ms. (6993 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[501] Max Struct:[503]
[2024-05-23 22:11:39] [INFO ] Invariant cache hit.
[2024-05-23 22:11:39] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 22:11:39] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:11:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:39] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:11:39] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-23 22:11:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:39] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-05-23 22:11:39] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 22:11:39] [INFO ] Added : 6 causal constraints over 3 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:39] [INFO ] Invariant cache hit.
[2024-05-23 22:11:39] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-23 22:11:39] [INFO ] Invariant cache hit.
[2024-05-23 22:11:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:39] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-05-23 22:11:39] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:39] [INFO ] Invariant cache hit.
[2024-05-23 22:11:39] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 103ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40294 steps (8 resets) in 13 ms. (2878 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 983251 steps, run timeout after 3001 ms. (steps per millisecond=327 ) properties seen :0 out of 2
Probabilistic random walk after 983251 steps, saw 384007 distinct states, run finished after 3001 ms. (steps per millisecond=327 ) properties seen :0
[2024-05-23 22:11:42] [INFO ] Invariant cache hit.
[2024-05-23 22:11:42] [INFO ] State equation strengthened by 1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 22:11:42] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 83ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 20 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:42] [INFO ] Invariant cache hit.
[2024-05-23 22:11:42] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 99ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 99ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 100 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40313 steps (8 resets) in 9 ms. (4031 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4163182 steps, run timeout after 3001 ms. (steps per millisecond=1387 ) properties seen :0 out of 1
Probabilistic random walk after 4163182 steps, saw 1449673 distinct states, run finished after 3001 ms. (steps per millisecond=1387 ) properties seen :0
[2024-05-23 22:11:45] [INFO ] Invariant cache hit.
[2024-05-23 22:11:45] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 57ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:45] [INFO ] Invariant cache hit.
[2024-05-23 22:11:45] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-23 22:11:45] [INFO ] Invariant cache hit.
[2024-05-23 22:11:45] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:45] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-05-23 22:11:45] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:45] [INFO ] Invariant cache hit.
[2024-05-23 22:11:45] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 98ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 98ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 147 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[501] Max Struct:[503]
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-05 in 8292 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-06
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:[503]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[503]
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:11:45] [INFO ] Computed 13 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[503]
RANDOM walk for 10368 steps (2 resets) in 8 ms. (1152 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:[250] Max Struct:[503]
[2024-05-23 22:11:45] [INFO ] Invariant cache hit.
[2024-05-23 22:11:45] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:11:45] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:11:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:11:46] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-05-23 22:11:46] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:11:46] [INFO ] [Nat]Added 13 Read/Feed constraints in 45 ms returned sat
[2024-05-23 22:11:46] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:11:46] [INFO ] Added : 61 causal constraints over 13 iterations in 90 ms. Result :sat
Minimization took 129 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[250] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 5 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.1 ms
Discarding 60 places :
Also discarding 96 output transitions
Drop transitions (Output transitions of discarded places.) removed 96 transitions
Applied a total of 1 rules in 2 ms. Remains 5 /65 variables (removed 60) and now considering 8/104 (removed 96) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-23 22:11:47] [INFO ] Computed 1 invariants in 1 ms
[2024-05-23 22:11:47] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 98ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 100ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 102 ms. Remains : 5/65 places, 8/104 transitions.
[2024-05-23 22:11:47] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[501] Max Struct:[503]
RANDOM walk for 1000075 steps (2 resets) in 102 ms. (9709 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 143 ms. (6944 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[501] Max Struct:[503]
[2024-05-23 22:11:47] [INFO ] Invariant cache hit.
[2024-05-23 22:11:47] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 22:11:47] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 22:11:47] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:11:47] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:11:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:47] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-23 22:11:47] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 22:11:47] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 22:11:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 22 ms
[2024-05-23 22:11:47] [INFO ] Added : 5 causal constraints over 2 iterations in 28 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:47] [INFO ] Invariant cache hit.
[2024-05-23 22:11:47] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-23 22:11:47] [INFO ] Invariant cache hit.
[2024-05-23 22:11:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:47] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-05-23 22:11:47] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:47] [INFO ] Invariant cache hit.
[2024-05-23 22:11:47] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 96ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 97ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 144 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40241 steps (8 resets) in 11 ms. (3353 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 40 ms. (975 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 991256 steps, run timeout after 3001 ms. (steps per millisecond=330 ) properties seen :0 out of 2
Probabilistic random walk after 991256 steps, saw 387526 distinct states, run finished after 3001 ms. (steps per millisecond=330 ) properties seen :0
[2024-05-23 22:11:50] [INFO ] Invariant cache hit.
[2024-05-23 22:11:50] [INFO ] State equation strengthened by 1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 22:11:50] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 24 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 73ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 29 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:51] [INFO ] Invariant cache hit.
[2024-05-23 22:11:51] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 101 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40354 steps (8 resets) in 13 ms. (2882 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (8 resets) in 18 ms. (2105 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4323160 steps, run timeout after 3001 ms. (steps per millisecond=1440 ) properties seen :0 out of 1
Probabilistic random walk after 4323160 steps, saw 1504085 distinct states, run finished after 3001 ms. (steps per millisecond=1440 ) properties seen :0
[2024-05-23 22:11:54] [INFO ] Invariant cache hit.
[2024-05-23 22:11:54] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 64ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:54] [INFO ] Invariant cache hit.
[2024-05-23 22:11:54] [INFO ] Implicit Places using invariants in 16 ms returned []
[2024-05-23 22:11:54] [INFO ] Invariant cache hit.
[2024-05-23 22:11:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:54] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2024-05-23 22:11:54] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:54] [INFO ] Invariant cache hit.
[2024-05-23 22:11:54] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 107ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 107ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 153 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[501] Max Struct:[503]
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-06 in 8491 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-08
Current structural bounds on expressions (Initially) : Max Seen:[500] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[500] Max Struct:[503]
Current structural bounds on expressions (Before main loop) : Max Seen:[500] Max Struct:[503]
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:11:54] [INFO ] Computed 13 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[500] Max Struct:[503]
RANDOM walk for 10327 steps (2 resets) in 8 ms. (1147 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 11 ms. (833 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[500] Max Struct:[503]
[2024-05-23 22:11:54] [INFO ] Invariant cache hit.
[2024-05-23 22:11:54] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:11:54] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-23 22:11:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:11:54] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-05-23 22:11:54] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:11:54] [INFO ] [Nat]Added 13 Read/Feed constraints in 72 ms returned sat
[2024-05-23 22:11:54] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-23 22:11:54] [INFO ] Added : 54 causal constraints over 13 iterations in 98 ms. Result :sat
Minimization took 38 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[500] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[500] Max Struct:[503]
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 5 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 96 output transitions
Drop transitions (Output transitions of discarded places.) removed 96 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /65 variables (removed 60) and now considering 8/104 (removed 96) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-23 22:11:55] [INFO ] Computed 1 invariants in 0 ms
[2024-05-23 22:11:55] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 114ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 114ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116 ms. Remains : 5/65 places, 8/104 transitions.
[2024-05-23 22:11:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[500] Max Struct:[503]
RANDOM walk for 1000003 steps (2 resets) in 102 ms. (9708 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 173 ms. (5747 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[500] Max Struct:[503]
[2024-05-23 22:11:56] [INFO ] Invariant cache hit.
[2024-05-23 22:11:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:11:56] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:11:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:56] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-23 22:11:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:11:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 22:11:56] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-23 22:11:56] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:11:56] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 22:11:56] [INFO ] Added : 5 causal constraints over 2 iterations in 4 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[500] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[500] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:11:56] [INFO ] Invariant cache hit.
[2024-05-23 22:11:56] [INFO ] Implicit Places using invariants in 13 ms returned []
[2024-05-23 22:11:56] [INFO ] Invariant cache hit.
[2024-05-23 22:11:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:11:56] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2024-05-23 22:11:56] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:56] [INFO ] Invariant cache hit.
[2024-05-23 22:11:56] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 92ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 92ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 135 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40382 steps (8 resets) in 18 ms. (2125 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 873013 steps, run timeout after 3001 ms. (steps per millisecond=290 ) properties seen :0 out of 2
Probabilistic random walk after 873013 steps, saw 343975 distinct states, run finished after 3003 ms. (steps per millisecond=290 ) properties seen :0
[2024-05-23 22:11:59] [INFO ] Invariant cache hit.
[2024-05-23 22:11:59] [INFO ] State equation strengthened by 1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 22:11:59] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 88ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-23 22:11:59] [INFO ] Invariant cache hit.
[2024-05-23 22:11:59] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 104ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 106 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40353 steps (8 resets) in 12 ms. (3104 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4756341 steps, run timeout after 3001 ms. (steps per millisecond=1584 ) properties seen :0 out of 1
Probabilistic random walk after 4756341 steps, saw 1654115 distinct states, run finished after 3003 ms. (steps per millisecond=1583 ) properties seen :0
[2024-05-23 22:12:02] [INFO ] Invariant cache hit.
[2024-05-23 22:12:02] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 67ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 4 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 2 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:12:02] [INFO ] Invariant cache hit.
[2024-05-23 22:12:02] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-05-23 22:12:02] [INFO ] Invariant cache hit.
[2024-05-23 22:12:02] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:02] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2024-05-23 22:12:02] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:02] [INFO ] Invariant cache hit.
[2024-05-23 22:12:02] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 116ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 116ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 176 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[500] Max Struct:[503]
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-08 in 8319 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[503]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[503]
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:12:02] [INFO ] Computed 13 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[503]
RANDOM walk for 10415 steps (2 resets) in 9 ms. (1041 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:[501] Max Struct:[503]
[2024-05-23 22:12:02] [INFO ] Invariant cache hit.
[2024-05-23 22:12:02] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:12:02] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-23 22:12:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:12:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:12:02] [INFO ] [Nat]Absence check using state equation in 42 ms returned sat
[2024-05-23 22:12:02] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:12:02] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:12:02] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-23 22:12:02] [INFO ] Added : 45 causal constraints over 11 iterations in 76 ms. Result :sat
Minimization took 29 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 5 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 96 output transitions
Drop transitions (Output transitions of discarded places.) removed 96 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /65 variables (removed 60) and now considering 8/104 (removed 96) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-23 22:12:03] [INFO ] Computed 1 invariants in 1 ms
[2024-05-23 22:12:03] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 107ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 107ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109 ms. Remains : 5/65 places, 8/104 transitions.
[2024-05-23 22:12:04] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[501] Max Struct:[503]
RANDOM walk for 1000027 steps (2 resets) in 138 ms. (7194 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 157 ms. (6329 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[501] Max Struct:[503]
[2024-05-23 22:12:04] [INFO ] Invariant cache hit.
[2024-05-23 22:12:04] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 22:12:04] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 22:12:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:12:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 22:12:04] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-23 22:12:04] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:04] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-23 22:12:04] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 22:12:04] [INFO ] Added : 6 causal constraints over 3 iterations in 5 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:12:04] [INFO ] Invariant cache hit.
[2024-05-23 22:12:04] [INFO ] Implicit Places using invariants in 14 ms returned []
[2024-05-23 22:12:04] [INFO ] Invariant cache hit.
[2024-05-23 22:12:04] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:04] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2024-05-23 22:12:04] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:04] [INFO ] Invariant cache hit.
[2024-05-23 22:12:04] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 90ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 91ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 132 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40036 steps (8 resets) in 10 ms. (3639 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 13 ms. (2857 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1019959 steps, run timeout after 3001 ms. (steps per millisecond=339 ) properties seen :0 out of 2
Probabilistic random walk after 1019959 steps, saw 397880 distinct states, run finished after 3001 ms. (steps per millisecond=339 ) properties seen :0
[2024-05-23 22:12:07] [INFO ] Invariant cache hit.
[2024-05-23 22:12:07] [INFO ] State equation strengthened by 1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 22:12:07] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 23 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 86ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 21 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:07] [INFO ] Invariant cache hit.
[2024-05-23 22:12:07] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 103 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40512 steps (8 resets) in 10 ms. (3682 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3455180 steps, run timeout after 3001 ms. (steps per millisecond=1151 ) properties seen :0 out of 1
Probabilistic random walk after 3455180 steps, saw 1198062 distinct states, run finished after 3002 ms. (steps per millisecond=1150 ) properties seen :0
[2024-05-23 22:12:10] [INFO ] Invariant cache hit.
[2024-05-23 22:12:10] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 71ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 29 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:12:10] [INFO ] Invariant cache hit.
[2024-05-23 22:12:10] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-23 22:12:10] [INFO ] Invariant cache hit.
[2024-05-23 22:12:10] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:10] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-05-23 22:12:10] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:10] [INFO ] Invariant cache hit.
[2024-05-23 22:12:10] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[501] Max Struct:[503]
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-10 in 8363 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-11
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[503]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[503]
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:12:11] [INFO ] Computed 13 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[503]
RANDOM walk for 10232 steps (2 resets) in 9 ms. (1023 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[501] Max Struct:[503]
[2024-05-23 22:12:11] [INFO ] Invariant cache hit.
[2024-05-23 22:12:11] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:12:11] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:12:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:12:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:12:11] [INFO ] [Nat]Absence check using state equation in 45 ms returned sat
[2024-05-23 22:12:11] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:12:11] [INFO ] [Nat]Added 13 Read/Feed constraints in 6 ms returned sat
[2024-05-23 22:12:11] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-23 22:12:11] [INFO ] Added : 68 causal constraints over 16 iterations in 116 ms. Result :sat
Minimization took 34 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 5 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 96 output transitions
Drop transitions (Output transitions of discarded places.) removed 96 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /65 variables (removed 60) and now considering 8/104 (removed 96) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-23 22:12:12] [INFO ] Computed 1 invariants in 0 ms
[2024-05-23 22:12:12] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 106ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107 ms. Remains : 5/65 places, 8/104 transitions.
[2024-05-23 22:12:12] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[501] Max Struct:[503]
RANDOM walk for 1000000 steps (2 resets) in 102 ms. (9708 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 153 ms. (6493 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[501] Max Struct:[503]
[2024-05-23 22:12:12] [INFO ] Invariant cache hit.
[2024-05-23 22:12:12] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 22:12:12] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 22:12:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:12:12] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:12:12] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:12:12] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:12] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-23 22:12:12] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 22:12:12] [INFO ] Added : 6 causal constraints over 3 iterations in 7 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:12:12] [INFO ] Invariant cache hit.
[2024-05-23 22:12:12] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-23 22:12:12] [INFO ] Invariant cache hit.
[2024-05-23 22:12:12] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:12] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-05-23 22:12:12] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:12] [INFO ] Invariant cache hit.
[2024-05-23 22:12:12] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 94ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 95ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 149 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40617 steps (8 resets) in 10 ms. (3692 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 23 ms. (1666 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 955216 steps, run timeout after 3001 ms. (steps per millisecond=318 ) properties seen :0 out of 2
Probabilistic random walk after 955216 steps, saw 373937 distinct states, run finished after 3001 ms. (steps per millisecond=318 ) properties seen :0
[2024-05-23 22:12:16] [INFO ] Invariant cache hit.
[2024-05-23 22:12:16] [INFO ] State equation strengthened by 1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 22:12:16] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 76ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 22 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:16] [INFO ] Invariant cache hit.
[2024-05-23 22:12:16] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 105ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40302 steps (8 resets) in 12 ms. (3100 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 5101678 steps, run timeout after 3009 ms. (steps per millisecond=1695 ) properties seen :0 out of 1
Probabilistic random walk after 5101678 steps, saw 1777470 distinct states, run finished after 3010 ms. (steps per millisecond=1694 ) properties seen :0
[2024-05-23 22:12:19] [INFO ] Invariant cache hit.
[2024-05-23 22:12:19] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 48ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:12:19] [INFO ] Invariant cache hit.
[2024-05-23 22:12:19] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 22:12:19] [INFO ] Invariant cache hit.
[2024-05-23 22:12:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:19] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-05-23 22:12:19] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:19] [INFO ] Invariant cache hit.
[2024-05-23 22:12:19] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 91ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 91ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 140 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[501] Max Struct:[503]
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-11 in 8380 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[500] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[500] Max Struct:[503]
Current structural bounds on expressions (Before main loop) : Max Seen:[500] Max Struct:[503]
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:12:19] [INFO ] Computed 13 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[500] Max Struct:[503]
RANDOM walk for 10029 steps (2 resets) in 9 ms. (1002 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:[500] Max Struct:[503]
[2024-05-23 22:12:19] [INFO ] Invariant cache hit.
[2024-05-23 22:12:19] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:12:19] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:12:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:12:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:12:19] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:12:19] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:12:19] [INFO ] [Nat]Added 13 Read/Feed constraints in 65 ms returned sat
[2024-05-23 22:12:19] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-23 22:12:19] [INFO ] Added : 57 causal constraints over 14 iterations in 92 ms. Result :sat
Minimization took 29 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[500] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[500] Max Struct:[503]
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 5 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.1 ms
Discarding 60 places :
Also discarding 96 output transitions
Drop transitions (Output transitions of discarded places.) removed 96 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /65 variables (removed 60) and now considering 8/104 (removed 96) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-23 22:12:20] [INFO ] Computed 1 invariants in 1 ms
[2024-05-23 22:12:20] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 99ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 100ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 101 ms. Remains : 5/65 places, 8/104 transitions.
[2024-05-23 22:12:20] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[500] Max Struct:[503]
RANDOM walk for 1000008 steps (2 resets) in 101 ms. (9804 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 160 ms. (6211 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[500] Max Struct:[503]
[2024-05-23 22:12:20] [INFO ] Invariant cache hit.
[2024-05-23 22:12:20] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 22:12:20] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 22:12:20] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:20] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-23 22:12:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:12:20] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:12:20] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:12:20] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:12:20] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 22:12:20] [INFO ] Added : 5 causal constraints over 2 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[500] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[500] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:12:21] [INFO ] Invariant cache hit.
[2024-05-23 22:12:21] [INFO ] Implicit Places using invariants in 65 ms returned []
[2024-05-23 22:12:21] [INFO ] Invariant cache hit.
[2024-05-23 22:12:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:21] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
[2024-05-23 22:12:21] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:21] [INFO ] Invariant cache hit.
[2024-05-23 22:12:21] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 90ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 90ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 182 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40386 steps (8 resets) in 10 ms. (3671 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 22 ms. (1739 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1095113 steps, run timeout after 3001 ms. (steps per millisecond=364 ) properties seen :0 out of 2
Probabilistic random walk after 1095113 steps, saw 425547 distinct states, run finished after 3001 ms. (steps per millisecond=364 ) properties seen :0
[2024-05-23 22:12:24] [INFO ] Invariant cache hit.
[2024-05-23 22:12:24] [INFO ] State equation strengthened by 1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 22:12:24] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 88ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 10 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:24] [INFO ] Invariant cache hit.
[2024-05-23 22:12:24] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 99ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 99ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 100 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40230 steps (8 resets) in 12 ms. (3094 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 15 ms. (2500 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3732822 steps, run timeout after 3001 ms. (steps per millisecond=1243 ) properties seen :0 out of 1
Probabilistic random walk after 3732822 steps, saw 1296914 distinct states, run finished after 3001 ms. (steps per millisecond=1243 ) properties seen :0
[2024-05-23 22:12:27] [INFO ] Invariant cache hit.
[2024-05-23 22:12:27] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 63ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:12:27] [INFO ] Invariant cache hit.
[2024-05-23 22:12:27] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-23 22:12:27] [INFO ] Invariant cache hit.
[2024-05-23 22:12:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:27] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2024-05-23 22:12:27] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:27] [INFO ] Invariant cache hit.
[2024-05-23 22:12:27] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 148 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[500] Max Struct:[503]
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-12 in 8145 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-13
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[503]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[503]
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:12:27] [INFO ] Computed 13 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[503]
RANDOM walk for 10249 steps (2 resets) in 7 ms. (1281 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:[501] Max Struct:[503]
[2024-05-23 22:12:27] [INFO ] Invariant cache hit.
[2024-05-23 22:12:27] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:12:27] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:12:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:12:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:12:27] [INFO ] [Nat]Absence check using state equation in 84 ms returned sat
[2024-05-23 22:12:27] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:12:27] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2024-05-23 22:12:27] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-23 22:12:27] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 22:12:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 39 ms
[2024-05-23 22:12:27] [INFO ] Added : 65 causal constraints over 15 iterations in 148 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 5 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.1 ms
Discarding 60 places :
Also discarding 96 output transitions
Drop transitions (Output transitions of discarded places.) removed 96 transitions
Applied a total of 1 rules in 4 ms. Remains 5 /65 variables (removed 60) and now considering 8/104 (removed 96) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-23 22:12:28] [INFO ] Computed 1 invariants in 0 ms
[2024-05-23 22:12:28] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 106ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 112 ms. Remains : 5/65 places, 8/104 transitions.
[2024-05-23 22:12:28] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[501] Max Struct:[503]
RANDOM walk for 1000078 steps (2 resets) in 101 ms. (9804 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 150 ms. (6622 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[501] Max Struct:[503]
[2024-05-23 22:12:29] [INFO ] Invariant cache hit.
[2024-05-23 22:12:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:12:29] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:12:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:12:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:12:29] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:12:29] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:29] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-05-23 22:12:29] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 22:12:29] [INFO ] Added : 6 causal constraints over 3 iterations in 7 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:12:29] [INFO ] Invariant cache hit.
[2024-05-23 22:12:29] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 22:12:29] [INFO ] Invariant cache hit.
[2024-05-23 22:12:29] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:29] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2024-05-23 22:12:29] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:29] [INFO ] Invariant cache hit.
[2024-05-23 22:12:29] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 98ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 98ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 146 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40214 steps (8 resets) in 16 ms. (2365 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 767388 steps, run timeout after 3001 ms. (steps per millisecond=255 ) properties seen :0 out of 2
Probabilistic random walk after 767388 steps, saw 306152 distinct states, run finished after 3002 ms. (steps per millisecond=255 ) properties seen :0
[2024-05-23 22:12:32] [INFO ] Invariant cache hit.
[2024-05-23 22:12:32] [INFO ] State equation strengthened by 1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 22:12:32] [INFO ] Deduced a trap composed of 3 places in 13 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 23 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 66ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:32] [INFO ] Invariant cache hit.
[2024-05-23 22:12:32] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 99ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 99ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 100 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40434 steps (8 resets) in 14 ms. (2695 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3580945 steps, run timeout after 3001 ms. (steps per millisecond=1193 ) properties seen :0 out of 1
Probabilistic random walk after 3580945 steps, saw 1242302 distinct states, run finished after 3001 ms. (steps per millisecond=1193 ) properties seen :0
[2024-05-23 22:12:35] [INFO ] Invariant cache hit.
[2024-05-23 22:12:35] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 61ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:12:35] [INFO ] Invariant cache hit.
[2024-05-23 22:12:35] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-23 22:12:35] [INFO ] Invariant cache hit.
[2024-05-23 22:12:35] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:35] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2024-05-23 22:12:35] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:35] [INFO ] Invariant cache hit.
[2024-05-23 22:12:35] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 113ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 113ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 157 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[501] Max Struct:[503]
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-13 in 8387 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-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:[503]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[503]
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:12:35] [INFO ] Computed 13 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[503]
RANDOM walk for 10067 steps (2 resets) in 11 ms. (838 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:[250] Max Struct:[503]
[2024-05-23 22:12:35] [INFO ] Invariant cache hit.
[2024-05-23 22:12:36] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2024-05-23 22:12:36] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:12:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:12:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:12:36] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:12:36] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:12:36] [INFO ] [Nat]Added 13 Read/Feed constraints in 64 ms returned sat
[2024-05-23 22:12:36] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-23 22:12:36] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 22:12:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 39 ms
[2024-05-23 22:12:36] [INFO ] Added : 63 causal constraints over 15 iterations in 159 ms. Result :sat
Minimization took 122 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[250] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 5 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 96 output transitions
Drop transitions (Output transitions of discarded places.) removed 96 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /65 variables (removed 60) and now considering 8/104 (removed 96) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-23 22:12:37] [INFO ] Computed 1 invariants in 1 ms
[2024-05-23 22:12:37] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 102ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 103ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 5/65 places, 8/104 transitions.
[2024-05-23 22:12:37] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[501] Max Struct:[503]
RANDOM walk for 1000017 steps (2 resets) in 99 ms. (10000 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 129 ms. (7692 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[501] Max Struct:[503]
[2024-05-23 22:12:37] [INFO ] Invariant cache hit.
[2024-05-23 22:12:37] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:12:37] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:12:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:12:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:12:37] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:12:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:37] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-23 22:12:37] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-23 22:12:37] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 22:12:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 25 ms
[2024-05-23 22:12:37] [INFO ] Added : 5 causal constraints over 2 iterations in 32 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:12:38] [INFO ] Invariant cache hit.
[2024-05-23 22:12:38] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 22:12:38] [INFO ] Invariant cache hit.
[2024-05-23 22:12:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:38] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2024-05-23 22:12:38] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:38] [INFO ] Invariant cache hit.
[2024-05-23 22:12:38] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 88ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 89ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 136 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40299 steps (8 resets) in 16 ms. (2370 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 22 ms. (1739 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 15 ms. (2500 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1069759 steps, run timeout after 3001 ms. (steps per millisecond=356 ) properties seen :0 out of 2
Probabilistic random walk after 1069759 steps, saw 416557 distinct states, run finished after 3001 ms. (steps per millisecond=356 ) properties seen :0
[2024-05-23 22:12:41] [INFO ] Invariant cache hit.
[2024-05-23 22:12:41] [INFO ] State equation strengthened by 1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 22:12:41] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 60 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 95ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 28 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:41] [INFO ] Invariant cache hit.
[2024-05-23 22:12:41] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 91ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 91ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 92 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40119 steps (8 resets) in 12 ms. (3086 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (8 resets) in 18 ms. (2105 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4697259 steps, run timeout after 3001 ms. (steps per millisecond=1565 ) properties seen :0 out of 1
Probabilistic random walk after 4697259 steps, saw 1632935 distinct states, run finished after 3001 ms. (steps per millisecond=1565 ) properties seen :0
[2024-05-23 22:12:44] [INFO ] Invariant cache hit.
[2024-05-23 22:12:44] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 58ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:12:44] [INFO ] Invariant cache hit.
[2024-05-23 22:12:44] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-23 22:12:44] [INFO ] Invariant cache hit.
[2024-05-23 22:12:44] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:44] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-05-23 22:12:44] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:44] [INFO ] Invariant cache hit.
[2024-05-23 22:12:44] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 96ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 96ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 147 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[501] Max Struct:[503]
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-14 in 8645 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-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:[503]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[503]
// Phase 1: matrix 104 rows 65 cols
[2024-05-23 22:12:44] [INFO ] Computed 13 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[503]
RANDOM walk for 10054 steps (2 resets) in 10 ms. (914 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[112] Max Struct:[503]
[2024-05-23 22:12:44] [INFO ] Invariant cache hit.
[2024-05-23 22:12:44] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:12:44] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-23 22:12:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:12:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2024-05-23 22:12:44] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-05-23 22:12:44] [INFO ] State equation strengthened by 13 read => feed constraints.
[2024-05-23 22:12:44] [INFO ] [Nat]Added 13 Read/Feed constraints in 69 ms returned sat
[2024-05-23 22:12:44] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 11 ms.
[2024-05-23 22:12:44] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 22:12:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 30 ms
[2024-05-23 22:12:44] [INFO ] Added : 68 causal constraints over 15 iterations in 147 ms. Result :sat
Minimization took 156 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[112] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 5 are kept as prefixes of interest. Removing 60 places using SCC suffix rule.0 ms
Discarding 60 places :
Also discarding 96 output transitions
Drop transitions (Output transitions of discarded places.) removed 96 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /65 variables (removed 60) and now considering 8/104 (removed 96) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-23 22:12:46] [INFO ] Computed 1 invariants in 1 ms
[2024-05-23 22:12:46] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 119ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 120ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 121 ms. Remains : 5/65 places, 8/104 transitions.
[2024-05-23 22:12:46] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[501] Max Struct:[503]
RANDOM walk for 1000075 steps (2 resets) in 101 ms. (9804 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 132 ms. (7518 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[501] Max Struct:[503]
[2024-05-23 22:12:46] [INFO ] Invariant cache hit.
[2024-05-23 22:12:46] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:12:46] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 22:12:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 22:12:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 22:12:46] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2024-05-23 22:12:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:46] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-05-23 22:12:46] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 22:12:46] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-23 22:12:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 20 ms
[2024-05-23 22:12:46] [INFO ] Added : 5 causal constraints over 2 iterations in 26 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[501] Max Struct:[503]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[501] Max Struct:[503]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:12:46] [INFO ] Invariant cache hit.
[2024-05-23 22:12:46] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 22:12:46] [INFO ] Invariant cache hit.
[2024-05-23 22:12:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:46] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2024-05-23 22:12:46] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:46] [INFO ] Invariant cache hit.
[2024-05-23 22:12:46] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 99ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 99ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 153 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40477 steps (8 resets) in 9 ms. (4047 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 16 ms. (2353 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1082298 steps, run timeout after 3001 ms. (steps per millisecond=360 ) properties seen :0 out of 2
Probabilistic random walk after 1082298 steps, saw 420956 distinct states, run finished after 3001 ms. (steps per millisecond=360 ) properties seen :0
[2024-05-23 22:12:49] [INFO ] Invariant cache hit.
[2024-05-23 22:12:49] [INFO ] State equation strengthened by 1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-23 22:12:50] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 88ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 29 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 5 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:50] [INFO ] Invariant cache hit.
[2024-05-23 22:12:50] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 104ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40137 steps (8 resets) in 10 ms. (3648 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3911935 steps, run timeout after 3001 ms. (steps per millisecond=1303 ) properties seen :0 out of 1
Probabilistic random walk after 3911935 steps, saw 1362896 distinct states, run finished after 3001 ms. (steps per millisecond=1303 ) properties seen :0
[2024-05-23 22:12:53] [INFO ] Invariant cache hit.
[2024-05-23 22:12:53] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 71ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-23 22:12:53] [INFO ] Invariant cache hit.
[2024-05-23 22:12:53] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-23 22:12:53] [INFO ] Invariant cache hit.
[2024-05-23 22:12:53] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 22:12:53] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2024-05-23 22:12:53] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-23 22:12:53] [INFO ] Invariant cache hit.
[2024-05-23 22:12:53] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 93ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 93ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 139 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[501] Max Struct:[503]
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-15 in 8818 ms.
[2024-05-23 22:12:53] [INFO ] Flatten gal took : 28 ms
[2024-05-23 22:12:53] [INFO ] Export to MCC of 13 properties in file /home/mcc/execution/UpperBounds.sr.xml took 3 ms.
[2024-05-23 22:12:53] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 65 places, 104 transitions and 273 arcs took 4 ms.
Total runtime 438265 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running JoinFreeModules-PT-0500
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/411/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 65
TRANSITIONS: 104
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.002s, Sys 0.000s]
SAVING FILE /home/mcc/execution/411/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 2535
MODEL NAME: /home/mcc/execution/411/model
65 places, 104 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA JoinFreeModules-PT-0500-UpperBounds-01 500 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA JoinFreeModules-PT-0500-UpperBounds-02 501 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA JoinFreeModules-PT-0500-UpperBounds-03 502 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA JoinFreeModules-PT-0500-UpperBounds-04 502 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA JoinFreeModules-PT-0500-UpperBounds-05 501 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA JoinFreeModules-PT-0500-UpperBounds-06 502 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA JoinFreeModules-PT-0500-UpperBounds-08 500 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA JoinFreeModules-PT-0500-UpperBounds-10 501 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA JoinFreeModules-PT-0500-UpperBounds-11 501 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA JoinFreeModules-PT-0500-UpperBounds-12 500 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA JoinFreeModules-PT-0500-UpperBounds-13 501 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA JoinFreeModules-PT-0500-UpperBounds-14 502 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA JoinFreeModules-PT-0500-UpperBounds-15 502 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------
BK_STOP 1716502640053
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="JoinFreeModules-PT-0500"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is JoinFreeModules-PT-0500, 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 r223-tall-171649610600069"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0500.tgz
mv JoinFreeModules-PT-0500 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
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 ;