Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r233-tall-167856418500189.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool ltsminxred
Input is JoinFreeModules-PT-0100, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r233-tall-167856418500189
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 716K
-rw-r--r-- 1 mcc users 7.5K Feb 25 11:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Feb 25 11:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 25 11:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 25 11:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.1K Feb 25 11:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K Feb 25 11:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Feb 25 11:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 25 11:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:18 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 304K Mar 5 18:22 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-0100-UpperBounds-00
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-01
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-02
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-03
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-04
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-05
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-06
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-07
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-08
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-09
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-10
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-11
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-12
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-13
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-14
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679461502035

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=JoinFreeModules-PT-0100
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-22 05:05:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-22 05:05:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 05:05:03] [INFO ] Load time of PNML (sax parser for PT used): 91 ms
[2023-03-22 05:05:03] [INFO ] Transformed 501 places.
[2023-03-22 05:05:03] [INFO ] Transformed 801 transitions.
[2023-03-22 05:05:03] [INFO ] Parsed PT model containing 501 places and 801 transitions and 2302 arcs in 160 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Reduce places removed 1 places and 0 transitions.
// Phase 1: matrix 801 rows 500 cols
[2023-03-22 05:05:03] [INFO ] Computed 100 place invariants in 30 ms
Incomplete random walk after 10004 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 16) seen :529
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 16) seen :112
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 16) seen :113
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 16) seen :126
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 16) seen :112
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 16) seen :126
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 16) seen :135
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 16) seen :126
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 16) seen :126
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 16) seen :126
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 16) seen :126
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 16) seen :135
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 16) seen :126
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 16) seen :135
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 16) seen :135
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 16) seen :135
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 16) seen :126
[2023-03-22 05:05:04] [INFO ] Invariant cache hit.
[2023-03-22 05:05:05] [INFO ] [Real]Absence check using 100 positive place invariants in 25 ms returned sat
[2023-03-22 05:05:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:05] [INFO ] [Real]Absence check using state equation in 208 ms returned sat
[2023-03-22 05:05:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:05] [INFO ] [Nat]Absence check using 100 positive place invariants in 19 ms returned sat
[2023-03-22 05:05:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:08] [INFO ] [Nat]Absence check using state equation in 2638 ms returned sat
[2023-03-22 05:05:08] [INFO ] State equation strengthened by 100 read => feed constraints.
[2023-03-22 05:05:08] [INFO ] [Nat]Added 100 Read/Feed constraints in 38 ms returned sat
[2023-03-22 05:05:08] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 98 ms.
[2023-03-22 05:05:10] [INFO ] Deduced a trap composed of 3 places in 202 ms of which 4 ms to minimize.
[2023-03-22 05:05:10] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:923)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:714)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
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:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-22 05:05:10] [INFO ] [Real]Absence check using 100 positive place invariants in 16 ms returned sat
[2023-03-22 05:05:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:10] [INFO ] [Real]Absence check using state equation in 202 ms returned sat
[2023-03-22 05:05:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:11] [INFO ] [Nat]Absence check using 100 positive place invariants in 19 ms returned sat
[2023-03-22 05:05:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:12] [INFO ] [Nat]Absence check using state equation in 1076 ms returned sat
[2023-03-22 05:05:12] [INFO ] [Nat]Added 100 Read/Feed constraints in 32 ms returned sat
[2023-03-22 05:05:12] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 56 ms.
[2023-03-22 05:05:14] [INFO ] Added : 172 causal constraints over 35 iterations in 1791 ms. Result :sat
Minimization took 406 ms.
[2023-03-22 05:05:14] [INFO ] [Real]Absence check using 100 positive place invariants in 39 ms returned sat
[2023-03-22 05:05:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:14] [INFO ] [Real]Absence check using state equation in 167 ms returned sat
[2023-03-22 05:05:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:14] [INFO ] [Nat]Absence check using 100 positive place invariants in 17 ms returned sat
[2023-03-22 05:05:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:15] [INFO ] [Nat]Absence check using state equation in 1069 ms returned sat
[2023-03-22 05:05:15] [INFO ] [Nat]Added 100 Read/Feed constraints in 37 ms returned sat
[2023-03-22 05:05:16] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 39 ms.
[2023-03-22 05:05:17] [INFO ] Added : 159 causal constraints over 33 iterations in 1683 ms. Result :sat
Minimization took 397 ms.
[2023-03-22 05:05:18] [INFO ] [Real]Absence check using 100 positive place invariants in 15 ms returned sat
[2023-03-22 05:05:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:18] [INFO ] [Real]Absence check using state equation in 176 ms returned sat
[2023-03-22 05:05:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:18] [INFO ] [Nat]Absence check using 100 positive place invariants in 15 ms returned sat
[2023-03-22 05:05:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:19] [INFO ] [Nat]Absence check using state equation in 1053 ms returned sat
[2023-03-22 05:05:19] [INFO ] [Nat]Added 100 Read/Feed constraints in 55 ms returned sat
[2023-03-22 05:05:19] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 43 ms.
[2023-03-22 05:05:21] [INFO ] Added : 166 causal constraints over 34 iterations in 1734 ms. Result :sat
Minimization took 344 ms.
[2023-03-22 05:05:21] [INFO ] [Real]Absence check using 100 positive place invariants in 18 ms returned sat
[2023-03-22 05:05:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:21] [INFO ] [Real]Absence check using state equation in 179 ms returned sat
[2023-03-22 05:05:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:22] [INFO ] [Nat]Absence check using 100 positive place invariants in 16 ms returned sat
[2023-03-22 05:05:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:22] [INFO ] [Nat]Absence check using state equation in 937 ms returned sat
[2023-03-22 05:05:23] [INFO ] [Nat]Added 100 Read/Feed constraints in 35 ms returned sat
[2023-03-22 05:05:23] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 37 ms.
[2023-03-22 05:05:24] [INFO ] Added : 161 causal constraints over 34 iterations in 1708 ms. Result :sat
Minimization took 318 ms.
[2023-03-22 05:05:25] [INFO ] [Real]Absence check using 100 positive place invariants in 15 ms returned sat
[2023-03-22 05:05:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:25] [INFO ] [Real]Absence check using state equation in 180 ms returned sat
[2023-03-22 05:05:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:25] [INFO ] [Nat]Absence check using 100 positive place invariants in 17 ms returned sat
[2023-03-22 05:05:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:26] [INFO ] [Nat]Absence check using state equation in 1058 ms returned sat
[2023-03-22 05:05:26] [INFO ] [Nat]Added 100 Read/Feed constraints in 36 ms returned sat
[2023-03-22 05:05:26] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 43 ms.
[2023-03-22 05:05:28] [INFO ] Added : 172 causal constraints over 35 iterations in 1742 ms. Result :sat
Minimization took 780 ms.
[2023-03-22 05:05:29] [INFO ] [Real]Absence check using 100 positive place invariants in 36 ms returned sat
[2023-03-22 05:05:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:29] [INFO ] [Real]Absence check using state equation in 186 ms returned sat
[2023-03-22 05:05:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:29] [INFO ] [Nat]Absence check using 100 positive place invariants in 16 ms returned sat
[2023-03-22 05:05:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:30] [INFO ] [Nat]Absence check using state equation in 649 ms returned sat
[2023-03-22 05:05:30] [INFO ] [Nat]Added 100 Read/Feed constraints in 82 ms returned sat
[2023-03-22 05:05:30] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 39 ms.
[2023-03-22 05:05:32] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 2 ms to minimize.
[2023-03-22 05:05:32] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 0 ms to minimize.
[2023-03-22 05:05:32] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 2 ms to minimize.
[2023-03-22 05:05:32] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 250 ms
[2023-03-22 05:05:32] [INFO ] Added : 188 causal constraints over 39 iterations in 2405 ms. Result :sat
Minimization took 677 ms.
[2023-03-22 05:05:33] [INFO ] [Real]Absence check using 100 positive place invariants in 17 ms returned sat
[2023-03-22 05:05:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:33] [INFO ] [Real]Absence check using state equation in 178 ms returned sat
[2023-03-22 05:05:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:33] [INFO ] [Nat]Absence check using 100 positive place invariants in 16 ms returned sat
[2023-03-22 05:05:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:34] [INFO ] [Nat]Absence check using state equation in 976 ms returned sat
[2023-03-22 05:05:34] [INFO ] [Nat]Added 100 Read/Feed constraints in 37 ms returned sat
[2023-03-22 05:05:34] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 36 ms.
[2023-03-22 05:05:36] [INFO ] Added : 150 causal constraints over 30 iterations in 1534 ms. Result :sat
Minimization took 471 ms.
[2023-03-22 05:05:36] [INFO ] [Real]Absence check using 100 positive place invariants in 17 ms returned sat
[2023-03-22 05:05:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:37] [INFO ] [Real]Absence check using state equation in 177 ms returned sat
[2023-03-22 05:05:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:37] [INFO ] [Nat]Absence check using 100 positive place invariants in 16 ms returned sat
[2023-03-22 05:05:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:38] [INFO ] [Nat]Absence check using state equation in 1087 ms returned sat
[2023-03-22 05:05:38] [INFO ] [Nat]Added 100 Read/Feed constraints in 37 ms returned sat
[2023-03-22 05:05:38] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 36 ms.
[2023-03-22 05:05:40] [INFO ] Added : 200 causal constraints over 42 iterations in 2257 ms. Result :sat
Minimization took 424 ms.
[2023-03-22 05:05:41] [INFO ] [Real]Absence check using 100 positive place invariants in 17 ms returned sat
[2023-03-22 05:05:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:41] [INFO ] [Real]Absence check using state equation in 172 ms returned sat
[2023-03-22 05:05:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:41] [INFO ] [Nat]Absence check using 100 positive place invariants in 16 ms returned sat
[2023-03-22 05:05:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:42] [INFO ] [Nat]Absence check using state equation in 1008 ms returned sat
[2023-03-22 05:05:42] [INFO ] [Nat]Added 100 Read/Feed constraints in 48 ms returned sat
[2023-03-22 05:05:42] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 37 ms.
[2023-03-22 05:05:46] [INFO ] Added : 180 causal constraints over 36 iterations in 3851 ms. Result :unknown
[2023-03-22 05:05:46] [INFO ] [Real]Absence check using 100 positive place invariants in 16 ms returned sat
[2023-03-22 05:05:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:46] [INFO ] [Real]Absence check using state equation in 178 ms returned sat
[2023-03-22 05:05:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:46] [INFO ] [Nat]Absence check using 100 positive place invariants in 16 ms returned sat
[2023-03-22 05:05:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:47] [INFO ] [Nat]Absence check using state equation in 980 ms returned sat
[2023-03-22 05:05:47] [INFO ] [Nat]Added 100 Read/Feed constraints in 26 ms returned sat
[2023-03-22 05:05:47] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 34 ms.
[2023-03-22 05:05:49] [INFO ] Added : 153 causal constraints over 32 iterations in 1536 ms. Result :sat
Minimization took 687 ms.
[2023-03-22 05:05:50] [INFO ] [Real]Absence check using 100 positive place invariants in 16 ms returned sat
[2023-03-22 05:05:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:50] [INFO ] [Real]Absence check using state equation in 190 ms returned sat
[2023-03-22 05:05:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:50] [INFO ] [Nat]Absence check using 100 positive place invariants in 16 ms returned sat
[2023-03-22 05:05:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:51] [INFO ] [Nat]Absence check using state equation in 936 ms returned sat
[2023-03-22 05:05:51] [INFO ] [Nat]Added 100 Read/Feed constraints in 30 ms returned sat
[2023-03-22 05:05:51] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 36 ms.
[2023-03-22 05:05:52] [INFO ] Added : 143 causal constraints over 29 iterations in 1468 ms. Result :sat
Minimization took 819 ms.
[2023-03-22 05:05:53] [INFO ] [Real]Absence check using 100 positive place invariants in 17 ms returned sat
[2023-03-22 05:05:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:54] [INFO ] [Real]Absence check using state equation in 175 ms returned sat
[2023-03-22 05:05:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:54] [INFO ] [Nat]Absence check using 100 positive place invariants in 17 ms returned sat
[2023-03-22 05:05:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:55] [INFO ] [Nat]Absence check using state equation in 1057 ms returned sat
[2023-03-22 05:05:55] [INFO ] [Nat]Added 100 Read/Feed constraints in 34 ms returned sat
[2023-03-22 05:05:55] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 39 ms.
[2023-03-22 05:05:57] [INFO ] Added : 172 causal constraints over 35 iterations in 1766 ms. Result :sat
Minimization took 577 ms.
[2023-03-22 05:05:57] [INFO ] [Real]Absence check using 100 positive place invariants in 17 ms returned sat
[2023-03-22 05:05:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:57] [INFO ] [Real]Absence check using state equation in 182 ms returned sat
[2023-03-22 05:05:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:05:58] [INFO ] [Nat]Absence check using 100 positive place invariants in 17 ms returned sat
[2023-03-22 05:05:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:05:59] [INFO ] [Nat]Absence check using state equation in 1164 ms returned sat
[2023-03-22 05:05:59] [INFO ] [Nat]Added 100 Read/Feed constraints in 34 ms returned sat
[2023-03-22 05:05:59] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 34 ms.
[2023-03-22 05:06:02] [INFO ] Added : 185 causal constraints over 38 iterations in 2954 ms. Result :sat
Minimization took 744 ms.
[2023-03-22 05:06:03] [INFO ] [Real]Absence check using 100 positive place invariants in 21 ms returned sat
[2023-03-22 05:06:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:03] [INFO ] [Real]Absence check using state equation in 179 ms returned sat
[2023-03-22 05:06:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:03] [INFO ] [Nat]Absence check using 100 positive place invariants in 17 ms returned sat
[2023-03-22 05:06:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:04] [INFO ] [Nat]Absence check using state equation in 1026 ms returned sat
[2023-03-22 05:06:04] [INFO ] [Nat]Added 100 Read/Feed constraints in 25 ms returned sat
[2023-03-22 05:06:04] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 36 ms.
[2023-03-22 05:06:06] [INFO ] Added : 160 causal constraints over 33 iterations in 1685 ms. Result :sat
Minimization took 629 ms.
[2023-03-22 05:06:06] [INFO ] [Real]Absence check using 100 positive place invariants in 16 ms returned sat
[2023-03-22 05:06:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:06] [INFO ] [Real]Absence check using state equation in 174 ms returned sat
[2023-03-22 05:06:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:07] [INFO ] [Nat]Absence check using 100 positive place invariants in 16 ms returned sat
[2023-03-22 05:06:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:08] [INFO ] [Nat]Absence check using state equation in 983 ms returned sat
[2023-03-22 05:06:08] [INFO ] [Nat]Added 100 Read/Feed constraints in 27 ms returned sat
[2023-03-22 05:06:08] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 34 ms.
[2023-03-22 05:06:09] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 2 ms to minimize.
[2023-03-22 05:06:09] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 0 ms to minimize.
[2023-03-22 05:06:09] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 168 ms
[2023-03-22 05:06:09] [INFO ] Added : 161 causal constraints over 33 iterations in 1746 ms. Result :sat
Minimization took 834 ms.
Current structural bounds on expressions (after SMT) : [103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103] Max seen :[2, 22, 50, 100, 101, 26, 50, 18, 18, 101, 26, 18, 26, 50, 50, 17]
FORMULA JoinFreeModules-PT-0100-UpperBounds-12 103 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA JoinFreeModules-PT-0100-UpperBounds-10 103 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 14 out of 500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 500/500 places, 801/801 transitions.
Graph (complete) has 1200 edges and 500 vertex of which 70 are kept as prefixes of interest. Removing 430 places using SCC suffix rule.2 ms
Discarding 430 places :
Also discarding 688 output transitions
Drop transitions removed 688 transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 70 transition count 112
Applied a total of 2 rules in 21 ms. Remains 70 /500 variables (removed 430) and now considering 112/801 (removed 689) transitions.
// Phase 1: matrix 112 rows 70 cols
[2023-03-22 05:06:24] [INFO ] Computed 14 place invariants in 1 ms
[2023-03-22 05:06:24] [INFO ] Dead Transitions using invariants and state equation in 78 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 101 ms. Remains : 70/500 places, 112/801 transitions.
[2023-03-22 05:06:24] [INFO ] Invariant cache hit.
Incomplete random walk after 1000005 steps, including 2 resets, run finished after 1089 ms. (steps per millisecond=918 ) properties (out of 14) seen :1409
FORMULA JoinFreeModules-PT-0100-UpperBounds-13 103 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA JoinFreeModules-PT-0100-UpperBounds-05 103 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1040 ms. (steps per millisecond=961 ) properties (out of 12) seen :666
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1058 ms. (steps per millisecond=945 ) properties (out of 12) seen :624
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1056 ms. (steps per millisecond=946 ) properties (out of 12) seen :665
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1034 ms. (steps per millisecond=967 ) properties (out of 12) seen :606
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1021 ms. (steps per millisecond=979 ) properties (out of 12) seen :595
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1052 ms. (steps per millisecond=950 ) properties (out of 12) seen :691
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1027 ms. (steps per millisecond=973 ) properties (out of 12) seen :608
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1028 ms. (steps per millisecond=972 ) properties (out of 12) seen :625
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1004 ms. (steps per millisecond=996 ) properties (out of 12) seen :605
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1025 ms. (steps per millisecond=975 ) properties (out of 12) seen :591
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1046 ms. (steps per millisecond=956 ) properties (out of 12) seen :644
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1034 ms. (steps per millisecond=967 ) properties (out of 12) seen :667
[2023-03-22 05:06:37] [INFO ] Invariant cache hit.
[2023-03-22 05:06:37] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:37] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-22 05:06:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:37] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:37] [INFO ] [Nat]Absence check using state equation in 80 ms returned sat
[2023-03-22 05:06:37] [INFO ] State equation strengthened by 14 read => feed constraints.
[2023-03-22 05:06:37] [INFO ] [Nat]Added 14 Read/Feed constraints in 5 ms returned sat
[2023-03-22 05:06:37] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 05:06:37] [INFO ] Added : 33 causal constraints over 7 iterations in 63 ms. Result :sat
Minimization took 34 ms.
[2023-03-22 05:06:38] [INFO ] [Real]Absence check using 14 positive place invariants in 4 ms returned sat
[2023-03-22 05:06:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:38] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-22 05:06:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:38] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2023-03-22 05:06:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:38] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2023-03-22 05:06:38] [INFO ] [Nat]Added 14 Read/Feed constraints in 23 ms returned sat
[2023-03-22 05:06:38] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2023-03-22 05:06:38] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 27 ms
[2023-03-22 05:06:38] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:38] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-22 05:06:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:38] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:38] [INFO ] [Nat]Absence check using state equation in 100 ms returned sat
[2023-03-22 05:06:38] [INFO ] [Nat]Added 14 Read/Feed constraints in 4 ms returned sat
[2023-03-22 05:06:38] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 13 ms.
[2023-03-22 05:06:38] [INFO ] Added : 30 causal constraints over 7 iterations in 104 ms. Result :sat
Minimization took 42 ms.
[2023-03-22 05:06:38] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2023-03-22 05:06:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:38] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-22 05:06:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:38] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:38] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2023-03-22 05:06:38] [INFO ] [Nat]Added 14 Read/Feed constraints in 3 ms returned sat
[2023-03-22 05:06:38] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 05:06:38] [INFO ] Added : 17 causal constraints over 4 iterations in 39 ms. Result :sat
Minimization took 33 ms.
[2023-03-22 05:06:38] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2023-03-22 05:06:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:38] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-22 05:06:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:38] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:38] [INFO ] [Nat]Absence check using state equation in 77 ms returned sat
[2023-03-22 05:06:38] [INFO ] [Nat]Added 14 Read/Feed constraints in 2 ms returned sat
[2023-03-22 05:06:38] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-22 05:06:38] [INFO ] Added : 23 causal constraints over 6 iterations in 64 ms. Result :sat
Minimization took 48 ms.
[2023-03-22 05:06:39] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2023-03-22 05:06:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:39] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-22 05:06:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:39] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2023-03-22 05:06:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:39] [INFO ] [Nat]Absence check using state equation in 64 ms returned sat
[2023-03-22 05:06:39] [INFO ] [Nat]Added 14 Read/Feed constraints in 4 ms returned sat
[2023-03-22 05:06:39] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 05:06:39] [INFO ] Added : 27 causal constraints over 7 iterations in 63 ms. Result :sat
Minimization took 32 ms.
[2023-03-22 05:06:39] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:39] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 05:06:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:39] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:39] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2023-03-22 05:06:39] [INFO ] [Nat]Added 14 Read/Feed constraints in 4 ms returned sat
[2023-03-22 05:06:39] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 05:06:39] [INFO ] Added : 29 causal constraints over 7 iterations in 104 ms. Result :sat
Minimization took 38 ms.
[2023-03-22 05:06:39] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2023-03-22 05:06:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:39] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 05:06:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:39] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:39] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2023-03-22 05:06:39] [INFO ] [Nat]Added 14 Read/Feed constraints in 3 ms returned sat
[2023-03-22 05:06:39] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-22 05:06:39] [INFO ] Added : 24 causal constraints over 6 iterations in 53 ms. Result :sat
Minimization took 34 ms.
[2023-03-22 05:06:39] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:39] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-22 05:06:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:39] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:40] [INFO ] [Nat]Absence check using state equation in 85 ms returned sat
[2023-03-22 05:06:40] [INFO ] [Nat]Added 14 Read/Feed constraints in 3 ms returned sat
[2023-03-22 05:06:40] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 05:06:40] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2023-03-22 05:06:40] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2023-03-22 05:06:40] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 70 ms
[2023-03-22 05:06:40] [INFO ] Added : 41 causal constraints over 9 iterations in 218 ms. Result :sat
Minimization took 37 ms.
[2023-03-22 05:06:40] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2023-03-22 05:06:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:40] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 05:06:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:40] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2023-03-22 05:06:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:40] [INFO ] [Nat]Absence check using state equation in 75 ms returned sat
[2023-03-22 05:06:40] [INFO ] [Nat]Added 14 Read/Feed constraints in 3 ms returned sat
[2023-03-22 05:06:40] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 8 ms.
[2023-03-22 05:06:40] [INFO ] Added : 24 causal constraints over 6 iterations in 107 ms. Result :sat
Minimization took 32 ms.
[2023-03-22 05:06:40] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:40] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-22 05:06:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:40] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:40] [INFO ] [Nat]Absence check using state equation in 84 ms returned sat
[2023-03-22 05:06:40] [INFO ] [Nat]Added 14 Read/Feed constraints in 3 ms returned sat
[2023-03-22 05:06:40] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 10 ms.
[2023-03-22 05:06:40] [INFO ] Added : 37 causal constraints over 8 iterations in 216 ms. Result :sat
Minimization took 45 ms.
[2023-03-22 05:06:41] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:41] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-22 05:06:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:41] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:41] [INFO ] [Nat]Absence check using state equation in 77 ms returned sat
[2023-03-22 05:06:41] [INFO ] [Nat]Added 14 Read/Feed constraints in 3 ms returned sat
[2023-03-22 05:06:41] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 8 ms.
[2023-03-22 05:06:41] [INFO ] Added : 21 causal constraints over 6 iterations in 82 ms. Result :sat
Minimization took 35 ms.
Current structural bounds on expressions (after SMT) : [103, 102, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103] Max seen :[100, 102, 99, 100, 101, 101, 101, 101, 101, 101, 102, 101]
FORMULA JoinFreeModules-PT-0100-UpperBounds-01 102 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0100-UpperBounds-14 103 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 10 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 50 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.0 ms
Discarding 20 places :
Also discarding 32 output transitions
Drop transitions removed 32 transitions
Applied a total of 1 rules in 3 ms. Remains 50 /70 variables (removed 20) and now considering 80/112 (removed 32) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 50/70 places, 80/112 transitions.
// Phase 1: matrix 80 rows 50 cols
[2023-03-22 05:06:41] [INFO ] Computed 10 place invariants in 2 ms
Incomplete random walk after 1000017 steps, including 2 resets, run finished after 750 ms. (steps per millisecond=1333 ) properties (out of 10) seen :1001
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 771 ms. (steps per millisecond=1297 ) properties (out of 10) seen :754
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 758 ms. (steps per millisecond=1319 ) properties (out of 10) seen :751
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 743 ms. (steps per millisecond=1345 ) properties (out of 10) seen :664
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 747 ms. (steps per millisecond=1338 ) properties (out of 10) seen :678
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 769 ms. (steps per millisecond=1300 ) properties (out of 10) seen :747
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 732 ms. (steps per millisecond=1366 ) properties (out of 10) seen :683
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 729 ms. (steps per millisecond=1371 ) properties (out of 10) seen :677
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 725 ms. (steps per millisecond=1379 ) properties (out of 10) seen :666
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 725 ms. (steps per millisecond=1379 ) properties (out of 10) seen :661
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 759 ms. (steps per millisecond=1317 ) properties (out of 10) seen :757
[2023-03-22 05:06:49] [INFO ] Invariant cache hit.
[2023-03-22 05:06:49] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:49] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2023-03-22 05:06:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:49] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:50] [INFO ] [Nat]Absence check using state equation in 53 ms returned sat
[2023-03-22 05:06:50] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-22 05:06:50] [INFO ] [Nat]Added 10 Read/Feed constraints in 1 ms returned sat
[2023-03-22 05:06:50] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 05:06:50] [INFO ] Added : 16 causal constraints over 5 iterations in 31 ms. Result :sat
Minimization took 18 ms.
[2023-03-22 05:06:50] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:50] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-22 05:06:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:50] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:50] [INFO ] [Nat]Absence check using state equation in 144 ms returned sat
[2023-03-22 05:06:50] [INFO ] [Nat]Added 10 Read/Feed constraints in 277 ms returned sat
[2023-03-22 05:06:50] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
[2023-03-22 05:06:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
[2023-03-22 05:06:50] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 05:06:50] [INFO ] Added : 38 causal constraints over 8 iterations in 72 ms. Result :sat
Minimization took 25 ms.
[2023-03-22 05:06:50] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:50] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-22 05:06:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:50] [INFO ] [Nat]Absence check using 10 positive place invariants in 3 ms returned sat
[2023-03-22 05:06:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:50] [INFO ] [Nat]Absence check using state equation in 54 ms returned sat
[2023-03-22 05:06:50] [INFO ] [Nat]Added 10 Read/Feed constraints in 3 ms returned sat
[2023-03-22 05:06:50] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 05:06:50] [INFO ] Added : 37 causal constraints over 9 iterations in 82 ms. Result :sat
Minimization took 22 ms.
[2023-03-22 05:06:50] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:50] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2023-03-22 05:06:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:51] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:51] [INFO ] [Nat]Absence check using state equation in 54 ms returned sat
[2023-03-22 05:06:51] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-22 05:06:51] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 05:06:51] [INFO ] Added : 19 causal constraints over 4 iterations in 38 ms. Result :sat
Minimization took 27 ms.
[2023-03-22 05:06:51] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:51] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-22 05:06:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:51] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:51] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2023-03-22 05:06:51] [INFO ] [Nat]Added 10 Read/Feed constraints in 3 ms returned sat
[2023-03-22 05:06:51] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 05:06:51] [INFO ] Added : 16 causal constraints over 5 iterations in 52 ms. Result :sat
Minimization took 30 ms.
[2023-03-22 05:06:51] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:51] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2023-03-22 05:06:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:51] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:51] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2023-03-22 05:06:51] [INFO ] [Nat]Added 10 Read/Feed constraints in 17 ms returned sat
[2023-03-22 05:06:51] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 05:06:51] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 05:06:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2023-03-22 05:06:51] [INFO ] Added : 22 causal constraints over 6 iterations in 107 ms. Result :sat
Minimization took 40 ms.
[2023-03-22 05:06:51] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:51] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-22 05:06:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:51] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:51] [INFO ] [Nat]Absence check using state equation in 53 ms returned sat
[2023-03-22 05:06:51] [INFO ] [Nat]Added 10 Read/Feed constraints in 3 ms returned sat
[2023-03-22 05:06:51] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 05:06:51] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
[2023-03-22 05:06:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 28 ms
[2023-03-22 05:06:51] [INFO ] Added : 30 causal constraints over 7 iterations in 84 ms. Result :sat
Minimization took 39 ms.
[2023-03-22 05:06:51] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:51] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2023-03-22 05:06:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:51] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:52] [INFO ] [Nat]Absence check using state equation in 53 ms returned sat
[2023-03-22 05:06:52] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-22 05:06:52] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 05:06:52] [INFO ] Added : 22 causal constraints over 6 iterations in 46 ms. Result :sat
Minimization took 21 ms.
[2023-03-22 05:06:52] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:52] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2023-03-22 05:06:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:52] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:52] [INFO ] [Nat]Absence check using state equation in 51 ms returned sat
[2023-03-22 05:06:52] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-22 05:06:52] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 05:06:52] [INFO ] Added : 24 causal constraints over 5 iterations in 40 ms. Result :sat
Minimization took 22 ms.
[2023-03-22 05:06:52] [INFO ] [Real]Absence check using 10 positive place invariants in 1 ms returned sat
[2023-03-22 05:06:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:52] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2023-03-22 05:06:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:52] [INFO ] [Nat]Absence check using 10 positive place invariants in 1 ms returned sat
[2023-03-22 05:06:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:52] [INFO ] [Nat]Absence check using state equation in 260 ms returned sat
[2023-03-22 05:06:52] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-22 05:06:52] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-22 05:06:52] [INFO ] Added : 16 causal constraints over 4 iterations in 28 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : [103, 103, 103, 103, 103, 103, 103, 103, 103, 103] Max seen :[102, 100, 100, 101, 101, 101, 101, 101, 101, 101]
Support contains 10 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 80/80 transitions.
Applied a total of 0 rules in 3 ms. Remains 50 /50 variables (removed 0) and now considering 80/80 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 50/50 places, 80/80 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 80/80 transitions.
Applied a total of 0 rules in 2 ms. Remains 50 /50 variables (removed 0) and now considering 80/80 (removed 0) transitions.
[2023-03-22 05:06:52] [INFO ] Invariant cache hit.
[2023-03-22 05:06:52] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-22 05:06:52] [INFO ] Invariant cache hit.
[2023-03-22 05:06:53] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-22 05:06:53] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2023-03-22 05:06:53] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-22 05:06:53] [INFO ] Invariant cache hit.
[2023-03-22 05:06:53] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115 ms. Remains : 50/50 places, 80/80 transitions.
Starting property specific reduction for JoinFreeModules-PT-0100-UpperBounds-00
[2023-03-22 05:06:53] [INFO ] Invariant cache hit.
Incomplete random walk after 10003 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :97
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :12
[2023-03-22 05:06:53] [INFO ] Invariant cache hit.
[2023-03-22 05:06:53] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:53] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2023-03-22 05:06:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:53] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:53] [INFO ] [Nat]Absence check using state equation in 53 ms returned sat
[2023-03-22 05:06:53] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-22 05:06:53] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-22 05:06:53] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 05:06:53] [INFO ] Added : 24 causal constraints over 7 iterations in 81 ms. Result :sat
Minimization took 25 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[97]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 80/80 transitions.
Graph (complete) has 120 edges and 50 vertex of which 5 are kept as prefixes of interest. Removing 45 places using SCC suffix rule.1 ms
Discarding 45 places :
Also discarding 72 output transitions
Drop transitions removed 72 transitions
Applied a total of 1 rules in 2 ms. Remains 5 /50 variables (removed 45) and now considering 8/80 (removed 72) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 05:06:53] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-22 05:06:53] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 5/50 places, 8/80 transitions.
[2023-03-22 05:06:53] [INFO ] Invariant cache hit.
Incomplete random walk after 1000002 steps, including 2 resets, run finished after 150 ms. (steps per millisecond=6666 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 164 ms. (steps per millisecond=6097 ) properties (out of 1) seen :102
[2023-03-22 05:06:53] [INFO ] Invariant cache hit.
[2023-03-22 05:06:53] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 05:06:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:53] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 05:06:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:53] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 05:06:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:53] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 05:06:53] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:53] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-22 05:06:53] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2023-03-22 05:06:53] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 22 ms
Current structural bounds on expressions (after SMT) : [102] Max seen :[102]
FORMULA JoinFreeModules-PT-0100-UpperBounds-00 102 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Ending property specific reduction for JoinFreeModules-PT-0100-UpperBounds-00 in 707 ms.
Starting property specific reduction for JoinFreeModules-PT-0100-UpperBounds-02
// Phase 1: matrix 80 rows 50 cols
[2023-03-22 05:06:53] [INFO ] Computed 10 place invariants in 5 ms
Incomplete random walk after 10021 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=911 ) properties (out of 1) seen :51
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :62
[2023-03-22 05:06:53] [INFO ] Invariant cache hit.
[2023-03-22 05:06:53] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:53] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-22 05:06:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:53] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:53] [INFO ] [Nat]Absence check using state equation in 49 ms returned sat
[2023-03-22 05:06:53] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-22 05:06:53] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-22 05:06:53] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-22 05:06:53] [INFO ] Added : 21 causal constraints over 6 iterations in 43 ms. Result :sat
Minimization took 54 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[62]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 80/80 transitions.
Graph (complete) has 120 edges and 50 vertex of which 5 are kept as prefixes of interest. Removing 45 places using SCC suffix rule.1 ms
Discarding 45 places :
Also discarding 72 output transitions
Drop transitions removed 72 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /50 variables (removed 45) and now considering 8/80 (removed 72) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 05:06:54] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 05:06:54] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 5/50 places, 8/80 transitions.
[2023-03-22 05:06:54] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 146 ms. (steps per millisecond=6849 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 146 ms. (steps per millisecond=6849 ) properties (out of 1) seen :97
[2023-03-22 05:06:54] [INFO ] Invariant cache hit.
[2023-03-22 05:06:54] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 05:06:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:54] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-22 05:06:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:54] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 05:06:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:54] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-22 05:06:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:54] [INFO ] [Nat]Added 1 Read/Feed constraints in 3 ms returned sat
[2023-03-22 05:06:54] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
[2023-03-22 05:06:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 23 ms
[2023-03-22 05:06:54] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 05:06:54] [INFO ] Added : 5 causal constraints over 2 iterations in 8 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[101]
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.
[2023-03-22 05:06:54] [INFO ] Invariant cache hit.
[2023-03-22 05:06:54] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-22 05:06:54] [INFO ] Invariant cache hit.
[2023-03-22 05:06:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:54] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2023-03-22 05:06:54] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 05:06:54] [INFO ] Invariant cache hit.
[2023-03-22 05:06:54] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 5/5 places, 8/8 transitions.
[2023-03-22 05:06:54] [INFO ] Invariant cache hit.
Incomplete random walk after 1000040 steps, including 2 resets, run finished after 148 ms. (steps per millisecond=6757 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 150 ms. (steps per millisecond=6666 ) properties (out of 1) seen :99
[2023-03-22 05:06:54] [INFO ] Invariant cache hit.
[2023-03-22 05:06:54] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 05:06:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:54] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-22 05:06:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:54] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 05:06:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:54] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 05:06:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:54] [INFO ] [Nat]Added 1 Read/Feed constraints in 3 ms returned sat
[2023-03-22 05:06:54] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
[2023-03-22 05:06:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 18 ms
[2023-03-22 05:06:54] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-22 05:06:54] [INFO ] Added : 5 causal constraints over 2 iterations in 7 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[101]
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.
[2023-03-22 05:06:54] [INFO ] Invariant cache hit.
[2023-03-22 05:06:54] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-22 05:06:54] [INFO ] Invariant cache hit.
[2023-03-22 05:06:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:54] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
[2023-03-22 05:06:54] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 05:06:54] [INFO ] Invariant cache hit.
[2023-03-22 05:06:55] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0100-UpperBounds-02 in 1237 ms.
Starting property specific reduction for JoinFreeModules-PT-0100-UpperBounds-03
// Phase 1: matrix 80 rows 50 cols
[2023-03-22 05:06:55] [INFO ] Computed 10 place invariants in 0 ms
Incomplete random walk after 10034 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1254 ) properties (out of 1) seen :100
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :100
[2023-03-22 05:06:55] [INFO ] Invariant cache hit.
[2023-03-22 05:06:55] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:55] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2023-03-22 05:06:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:55] [INFO ] [Nat]Absence check using 10 positive place invariants in 1 ms returned sat
[2023-03-22 05:06:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:55] [INFO ] [Nat]Absence check using state equation in 50 ms returned sat
[2023-03-22 05:06:55] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-22 05:06:55] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-22 05:06:55] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 05:06:55] [INFO ] Added : 37 causal constraints over 9 iterations in 82 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[100]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 80/80 transitions.
Graph (complete) has 120 edges and 50 vertex of which 5 are kept as prefixes of interest. Removing 45 places using SCC suffix rule.1 ms
Discarding 45 places :
Also discarding 72 output transitions
Drop transitions removed 72 transitions
Applied a total of 1 rules in 2 ms. Remains 5 /50 variables (removed 45) and now considering 8/80 (removed 72) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 05:06:55] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 05:06:55] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 5/50 places, 8/80 transitions.
[2023-03-22 05:06:55] [INFO ] Invariant cache hit.
Incomplete random walk after 1000002 steps, including 2 resets, run finished after 142 ms. (steps per millisecond=7042 ) properties (out of 1) seen :100
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 153 ms. (steps per millisecond=6535 ) properties (out of 1) seen :100
[2023-03-22 05:06:55] [INFO ] Invariant cache hit.
[2023-03-22 05:06:55] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 05:06:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:55] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-22 05:06:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:55] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 05:06:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:55] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2023-03-22 05:06:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:55] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-22 05:06:55] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 05:06:55] [INFO ] Added : 6 causal constraints over 2 iterations in 9 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[100]
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 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-22 05:06:55] [INFO ] Invariant cache hit.
[2023-03-22 05:06:55] [INFO ] Implicit Places using invariants in 14 ms returned []
[2023-03-22 05:06:55] [INFO ] Invariant cache hit.
[2023-03-22 05:06:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:55] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2023-03-22 05:06:55] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 05:06:55] [INFO ] Invariant cache hit.
[2023-03-22 05:06:55] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0100-UpperBounds-03 in 736 ms.
Starting property specific reduction for JoinFreeModules-PT-0100-UpperBounds-04
// Phase 1: matrix 80 rows 50 cols
[2023-03-22 05:06:55] [INFO ] Computed 10 place invariants in 1 ms
Incomplete random walk after 10052 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=837 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :101
[2023-03-22 05:06:55] [INFO ] Invariant cache hit.
[2023-03-22 05:06:55] [INFO ] [Real]Absence check using 10 positive place invariants in 3 ms returned sat
[2023-03-22 05:06:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:55] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-22 05:06:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:55] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:55] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2023-03-22 05:06:55] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-22 05:06:55] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-22 05:06:55] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 05:06:55] [INFO ] Added : 19 causal constraints over 4 iterations in 34 ms. Result :sat
Minimization took 26 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[101]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 80/80 transitions.
Graph (complete) has 120 edges and 50 vertex of which 5 are kept as prefixes of interest. Removing 45 places using SCC suffix rule.1 ms
Discarding 45 places :
Also discarding 72 output transitions
Drop transitions removed 72 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /50 variables (removed 45) and now considering 8/80 (removed 72) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 05:06:55] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-22 05:06:56] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 5/50 places, 8/80 transitions.
[2023-03-22 05:06:56] [INFO ] Invariant cache hit.
Incomplete random walk after 1000015 steps, including 2 resets, run finished after 145 ms. (steps per millisecond=6896 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 236 ms. (steps per millisecond=4237 ) properties (out of 1) seen :101
[2023-03-22 05:06:56] [INFO ] Invariant cache hit.
[2023-03-22 05:06:56] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 05:06:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:56] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-22 05:06:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 05:06:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:56] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2023-03-22 05:06:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:56] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-22 05:06:56] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-22 05:06:56] [INFO ] Added : 6 causal constraints over 3 iterations in 8 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[101]
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.
[2023-03-22 05:06:56] [INFO ] Invariant cache hit.
[2023-03-22 05:06:56] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-03-22 05:06:56] [INFO ] Invariant cache hit.
[2023-03-22 05:06:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:56] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
[2023-03-22 05:06:56] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 05:06:56] [INFO ] Invariant cache hit.
[2023-03-22 05:06:56] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0100-UpperBounds-04 in 782 ms.
Starting property specific reduction for JoinFreeModules-PT-0100-UpperBounds-06
// Phase 1: matrix 80 rows 50 cols
[2023-03-22 05:06:56] [INFO ] Computed 10 place invariants in 0 ms
Incomplete random walk after 10017 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=770 ) properties (out of 1) seen :89
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :68
[2023-03-22 05:06:56] [INFO ] Invariant cache hit.
[2023-03-22 05:06:56] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:56] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-22 05:06:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:56] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:56] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2023-03-22 05:06:56] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-22 05:06:56] [INFO ] [Nat]Added 10 Read/Feed constraints in 3 ms returned sat
[2023-03-22 05:06:56] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 05:06:56] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 0 ms to minimize.
[2023-03-22 05:06:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 21 ms
[2023-03-22 05:06:56] [INFO ] Added : 17 causal constraints over 4 iterations in 56 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[89]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 80/80 transitions.
Graph (complete) has 120 edges and 50 vertex of which 5 are kept as prefixes of interest. Removing 45 places using SCC suffix rule.0 ms
Discarding 45 places :
Also discarding 72 output transitions
Drop transitions removed 72 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /50 variables (removed 45) and now considering 8/80 (removed 72) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 05:06:56] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 05:06:56] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 5/50 places, 8/80 transitions.
[2023-03-22 05:06:56] [INFO ] Invariant cache hit.
Incomplete random walk after 1000030 steps, including 2 resets, run finished after 147 ms. (steps per millisecond=6802 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 151 ms. (steps per millisecond=6622 ) properties (out of 1) seen :97
[2023-03-22 05:06:57] [INFO ] Invariant cache hit.
[2023-03-22 05:06:57] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 05:06:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:57] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-22 05:06:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 05:06:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:57] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-03-22 05:06:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:57] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-22 05:06:57] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 1 ms to minimize.
[2023-03-22 05:06:57] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 18 ms
Current structural bounds on expressions (after SMT) : [102] Max seen :[102]
FORMULA JoinFreeModules-PT-0100-UpperBounds-06 102 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Ending property specific reduction for JoinFreeModules-PT-0100-UpperBounds-06 in 672 ms.
Starting property specific reduction for JoinFreeModules-PT-0100-UpperBounds-07
// Phase 1: matrix 80 rows 50 cols
[2023-03-22 05:06:57] [INFO ] Computed 10 place invariants in 0 ms
Incomplete random walk after 10054 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1436 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :101
[2023-03-22 05:06:57] [INFO ] Invariant cache hit.
[2023-03-22 05:06:57] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:57] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-22 05:06:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:57] [INFO ] [Nat]Absence check using 10 positive place invariants in 3 ms returned sat
[2023-03-22 05:06:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:57] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2023-03-22 05:06:57] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-22 05:06:57] [INFO ] [Nat]Added 10 Read/Feed constraints in 16 ms returned sat
[2023-03-22 05:06:57] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-22 05:06:57] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2023-03-22 05:06:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2023-03-22 05:06:57] [INFO ] Added : 22 causal constraints over 6 iterations in 117 ms. Result :sat
Minimization took 44 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[101]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 80/80 transitions.
Graph (complete) has 120 edges and 50 vertex of which 5 are kept as prefixes of interest. Removing 45 places using SCC suffix rule.0 ms
Discarding 45 places :
Also discarding 72 output transitions
Drop transitions removed 72 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /50 variables (removed 45) and now considering 8/80 (removed 72) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 05:06:57] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 05:06:57] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 5/50 places, 8/80 transitions.
[2023-03-22 05:06:57] [INFO ] Invariant cache hit.
Incomplete random walk after 1000071 steps, including 2 resets, run finished after 153 ms. (steps per millisecond=6536 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 165 ms. (steps per millisecond=6060 ) properties (out of 1) seen :101
[2023-03-22 05:06:57] [INFO ] Invariant cache hit.
[2023-03-22 05:06:57] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 05:06:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:57] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-22 05:06:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 05:06:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:57] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 05:06:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:57] [INFO ] [Nat]Added 1 Read/Feed constraints in 4 ms returned sat
[2023-03-22 05:06:57] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 05:06:57] [INFO ] Added : 6 causal constraints over 3 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[101]
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 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-22 05:06:57] [INFO ] Invariant cache hit.
[2023-03-22 05:06:57] [INFO ] Implicit Places using invariants in 15 ms returned []
[2023-03-22 05:06:57] [INFO ] Invariant cache hit.
[2023-03-22 05:06:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:57] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 33 ms to find 0 implicit places.
[2023-03-22 05:06:57] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 05:06:57] [INFO ] Invariant cache hit.
[2023-03-22 05:06:58] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0100-UpperBounds-07 in 814 ms.
Starting property specific reduction for JoinFreeModules-PT-0100-UpperBounds-08
// Phase 1: matrix 80 rows 50 cols
[2023-03-22 05:06:58] [INFO ] Computed 10 place invariants in 0 ms
Incomplete random walk after 10011 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1251 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :101
[2023-03-22 05:06:58] [INFO ] Invariant cache hit.
[2023-03-22 05:06:58] [INFO ] [Real]Absence check using 10 positive place invariants in 1 ms returned sat
[2023-03-22 05:06:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:58] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-22 05:06:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:58] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:58] [INFO ] [Nat]Absence check using state equation in 51 ms returned sat
[2023-03-22 05:06:58] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-22 05:06:58] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-22 05:06:58] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 05:06:58] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 05:06:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 31 ms
[2023-03-22 05:06:58] [INFO ] Added : 30 causal constraints over 7 iterations in 82 ms. Result :sat
Minimization took 44 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[101]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 80/80 transitions.
Graph (complete) has 120 edges and 50 vertex of which 5 are kept as prefixes of interest. Removing 45 places using SCC suffix rule.0 ms
Discarding 45 places :
Also discarding 72 output transitions
Drop transitions removed 72 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /50 variables (removed 45) and now considering 8/80 (removed 72) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 05:06:58] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 05:06:58] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 5/50 places, 8/80 transitions.
[2023-03-22 05:06:58] [INFO ] Invariant cache hit.
Incomplete random walk after 1000002 steps, including 2 resets, run finished after 148 ms. (steps per millisecond=6756 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 165 ms. (steps per millisecond=6060 ) properties (out of 1) seen :101
[2023-03-22 05:06:58] [INFO ] Invariant cache hit.
[2023-03-22 05:06:58] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 05:06:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:58] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-22 05:06:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 05:06:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:58] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2023-03-22 05:06:58] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:58] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-22 05:06:58] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-22 05:06:58] [INFO ] Added : 6 causal constraints over 3 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[101]
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.
[2023-03-22 05:06:58] [INFO ] Invariant cache hit.
[2023-03-22 05:06:58] [INFO ] Implicit Places using invariants in 13 ms returned []
[2023-03-22 05:06:58] [INFO ] Invariant cache hit.
[2023-03-22 05:06:58] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:58] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 31 ms to find 0 implicit places.
[2023-03-22 05:06:58] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 05:06:58] [INFO ] Invariant cache hit.
[2023-03-22 05:06:58] [INFO ] Dead Transitions using invariants and state equation in 16 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0100-UpperBounds-08 in 776 ms.
Starting property specific reduction for JoinFreeModules-PT-0100-UpperBounds-09
// Phase 1: matrix 80 rows 50 cols
[2023-03-22 05:06:58] [INFO ] Computed 10 place invariants in 1 ms
Incomplete random walk after 10011 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1001 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :101
[2023-03-22 05:06:58] [INFO ] Invariant cache hit.
[2023-03-22 05:06:58] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:58] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-22 05:06:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:58] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:58] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2023-03-22 05:06:58] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-22 05:06:58] [INFO ] [Nat]Added 10 Read/Feed constraints in 1 ms returned sat
[2023-03-22 05:06:58] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 05:06:58] [INFO ] Added : 22 causal constraints over 6 iterations in 46 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[101]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 80/80 transitions.
Graph (complete) has 120 edges and 50 vertex of which 5 are kept as prefixes of interest. Removing 45 places using SCC suffix rule.1 ms
Discarding 45 places :
Also discarding 72 output transitions
Drop transitions removed 72 transitions
Applied a total of 1 rules in 4 ms. Remains 5 /50 variables (removed 45) and now considering 8/80 (removed 72) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 05:06:59] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 05:06:59] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 5/50 places, 8/80 transitions.
[2023-03-22 05:06:59] [INFO ] Invariant cache hit.
Incomplete random walk after 1000003 steps, including 2 resets, run finished after 146 ms. (steps per millisecond=6849 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 165 ms. (steps per millisecond=6060 ) properties (out of 1) seen :101
[2023-03-22 05:06:59] [INFO ] Invariant cache hit.
[2023-03-22 05:06:59] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 05:06:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:59] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-22 05:06:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:59] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 05:06:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:59] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 05:06:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:59] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-22 05:06:59] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-22 05:06:59] [INFO ] Added : 6 causal constraints over 3 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[101]
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.
[2023-03-22 05:06:59] [INFO ] Invariant cache hit.
[2023-03-22 05:06:59] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-22 05:06:59] [INFO ] Invariant cache hit.
[2023-03-22 05:06:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:06:59] [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.
[2023-03-22 05:06:59] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 05:06:59] [INFO ] Invariant cache hit.
[2023-03-22 05:06:59] [INFO ] Dead Transitions using invariants and state equation in 15 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0100-UpperBounds-09 in 711 ms.
Starting property specific reduction for JoinFreeModules-PT-0100-UpperBounds-11
// Phase 1: matrix 80 rows 50 cols
[2023-03-22 05:06:59] [INFO ] Computed 10 place invariants in 0 ms
Incomplete random walk after 10021 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=835 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :101
[2023-03-22 05:06:59] [INFO ] Invariant cache hit.
[2023-03-22 05:06:59] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:06:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:59] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-22 05:06:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:06:59] [INFO ] [Nat]Absence check using 10 positive place invariants in 1 ms returned sat
[2023-03-22 05:06:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:06:59] [INFO ] [Nat]Absence check using state equation in 51 ms returned sat
[2023-03-22 05:06:59] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-22 05:06:59] [INFO ] [Nat]Added 10 Read/Feed constraints in 1 ms returned sat
[2023-03-22 05:06:59] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 05:06:59] [INFO ] Added : 24 causal constraints over 5 iterations in 40 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[101]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 80/80 transitions.
Graph (complete) has 120 edges and 50 vertex of which 5 are kept as prefixes of interest. Removing 45 places using SCC suffix rule.0 ms
Discarding 45 places :
Also discarding 72 output transitions
Drop transitions removed 72 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /50 variables (removed 45) and now considering 8/80 (removed 72) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 05:06:59] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 05:06:59] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 5/50 places, 8/80 transitions.
[2023-03-22 05:06:59] [INFO ] Invariant cache hit.
Incomplete random walk after 1000010 steps, including 2 resets, run finished after 149 ms. (steps per millisecond=6711 ) properties (out of 1) seen :101
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 166 ms. (steps per millisecond=6024 ) properties (out of 1) seen :101
[2023-03-22 05:07:00] [INFO ] Invariant cache hit.
[2023-03-22 05:07:00] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 05:07:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:07:00] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 05:07:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:07:00] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 05:07:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:07:00] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-22 05:07:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:07:00] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-22 05:07:00] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 05:07:00] [INFO ] Added : 6 causal constraints over 3 iterations in 8 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[101]
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.
[2023-03-22 05:07:00] [INFO ] Invariant cache hit.
[2023-03-22 05:07:00] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-22 05:07:00] [INFO ] Invariant cache hit.
[2023-03-22 05:07:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:07:00] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2023-03-22 05:07:00] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 05:07:00] [INFO ] Invariant cache hit.
[2023-03-22 05:07:00] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0100-UpperBounds-11 in 714 ms.
Starting property specific reduction for JoinFreeModules-PT-0100-UpperBounds-15
// Phase 1: matrix 80 rows 50 cols
[2023-03-22 05:07:00] [INFO ] Computed 10 place invariants in 0 ms
Incomplete random walk after 10019 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1113 ) properties (out of 1) seen :62
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :67
[2023-03-22 05:07:00] [INFO ] Invariant cache hit.
[2023-03-22 05:07:00] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:07:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:07:00] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-22 05:07:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:07:00] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-22 05:07:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:07:00] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2023-03-22 05:07:00] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-22 05:07:00] [INFO ] [Nat]Added 10 Read/Feed constraints in 3 ms returned sat
[2023-03-22 05:07:00] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-22 05:07:00] [INFO ] Added : 23 causal constraints over 6 iterations in 74 ms. Result :sat
Minimization took 34 ms.
Current structural bounds on expressions (after SMT) : [103] Max seen :[67]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 80/80 transitions.
Graph (complete) has 120 edges and 50 vertex of which 5 are kept as prefixes of interest. Removing 45 places using SCC suffix rule.1 ms
Discarding 45 places :
Also discarding 72 output transitions
Drop transitions removed 72 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /50 variables (removed 45) and now considering 8/80 (removed 72) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 05:07:00] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 05:07:00] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 5/50 places, 8/80 transitions.
[2023-03-22 05:07:00] [INFO ] Invariant cache hit.
Incomplete random walk after 1000020 steps, including 2 resets, run finished after 147 ms. (steps per millisecond=6802 ) properties (out of 1) seen :102
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 150 ms. (steps per millisecond=6666 ) properties (out of 1) seen :97
[2023-03-22 05:07:00] [INFO ] Invariant cache hit.
[2023-03-22 05:07:00] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 05:07:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 05:07:00] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 05:07:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 05:07:00] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 05:07:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 05:07:00] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2023-03-22 05:07:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 05:07:00] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-22 05:07:00] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2023-03-22 05:07:00] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 21 ms
Current structural bounds on expressions (after SMT) : [102] Max seen :[102]
FORMULA JoinFreeModules-PT-0100-UpperBounds-15 102 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Ending property specific reduction for JoinFreeModules-PT-0100-UpperBounds-15 in 701 ms.
[2023-03-22 05:07:01] [INFO ] Flatten gal took : 28 ms
[2023-03-22 05:07:01] [INFO ] Export to MCC of 7 properties in file /home/mcc/execution/UpperBounds.sr.xml took 1 ms.
[2023-03-22 05:07:01] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 50 places, 80 transitions and 210 arcs took 1 ms.
Total runtime 117569 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --maxsum=/tmp/1083/ub_0_ --maxsum=/tmp/1083/ub_1_ --maxsum=/tmp/1083/ub_2_ --maxsum=/tmp/1083/ub_3_ --maxsum=/tmp/1083/ub_4_ --maxsum=/tmp/1083/ub_5_ --maxsum=/tmp/1083/ub_6_
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 234660 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16098456 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2023

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-0100"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is JoinFreeModules-PT-0100, 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 r233-tall-167856418500189"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0100.tgz
mv JoinFreeModules-PT-0100 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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