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.r265-smll-167863539900357.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 PaceMaker-PT-none, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r265-smll-167863539900357
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 6.5K Feb 26 14:06 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K Feb 26 14:06 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Feb 26 13:06 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 13:06 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 16:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 16:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 14:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Feb 26 14:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Feb 26 14:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 26 14:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 158K Mar 5 18:23 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 PaceMaker-PT-none-UpperBounds-00
FORMULA_NAME PaceMaker-PT-none-UpperBounds-01
FORMULA_NAME PaceMaker-PT-none-UpperBounds-02
FORMULA_NAME PaceMaker-PT-none-UpperBounds-03
FORMULA_NAME PaceMaker-PT-none-UpperBounds-04
FORMULA_NAME PaceMaker-PT-none-UpperBounds-05
FORMULA_NAME PaceMaker-PT-none-UpperBounds-06
FORMULA_NAME PaceMaker-PT-none-UpperBounds-07
FORMULA_NAME PaceMaker-PT-none-UpperBounds-08
FORMULA_NAME PaceMaker-PT-none-UpperBounds-09
FORMULA_NAME PaceMaker-PT-none-UpperBounds-10
FORMULA_NAME PaceMaker-PT-none-UpperBounds-11
FORMULA_NAME PaceMaker-PT-none-UpperBounds-12
FORMULA_NAME PaceMaker-PT-none-UpperBounds-13
FORMULA_NAME PaceMaker-PT-none-UpperBounds-14
FORMULA_NAME PaceMaker-PT-none-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678987540845

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=PaceMaker-PT-none
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 17:25:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-16 17:25:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 17:25:43] [INFO ] Load time of PNML (sax parser for PT used): 95 ms
[2023-03-16 17:25:43] [INFO ] Transformed 70 places.
[2023-03-16 17:25:43] [INFO ] Transformed 164 transitions.
[2023-03-16 17:25:43] [INFO ] Parsed PT model containing 70 places and 164 transitions and 954 arcs in 191 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Normalized transition count is 93 out of 164 initially.
// Phase 1: matrix 93 rows 70 cols
[2023-03-16 17:25:43] [INFO ] Computed 35 place invariants in 16 ms
FORMULA PaceMaker-PT-none-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 11) seen :5647
FORMULA PaceMaker-PT-none-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PaceMaker-PT-none-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PaceMaker-PT-none-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 8) seen :5056
FORMULA PaceMaker-PT-none-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 7) seen :5238
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 7) seen :5052
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 7) seen :4799
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 7) seen :5638
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 7) seen :5644
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 7) seen :5055
[2023-03-16 17:25:43] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 93 out of 158 initially.
// Phase 1: matrix 93 rows 70 cols
[2023-03-16 17:25:43] [INFO ] Computed 35 place invariants in 4 ms
[2023-03-16 17:25:44] [INFO ] [Real]Absence check using 35 positive place invariants in 27 ms returned sat
[2023-03-16 17:25:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:25:44] [INFO ] [Real]Absence check using state equation in 95 ms returned sat
[2023-03-16 17:25:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:25:44] [INFO ] [Nat]Absence check using 35 positive place invariants in 12 ms returned sat
[2023-03-16 17:25:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:25:47] [INFO ] [Nat]Absence check using state equation in 3352 ms returned sat
[2023-03-16 17:25:47] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:25:47] [INFO ] [Nat]Added 131 Read/Feed constraints in 46 ms returned sat
[2023-03-16 17:25:47] [INFO ] Deduced a trap composed of 1 places in 36 ms of which 4 ms to minimize.
[2023-03-16 17:25:47] [INFO ] Deduced a trap composed of 1 places in 38 ms of which 2 ms to minimize.
[2023-03-16 17:25:47] [INFO ] Deduced a trap composed of 1 places in 28 ms of which 2 ms to minimize.
[2023-03-16 17:25:48] [INFO ] Deduced a trap composed of 1 places in 28 ms of which 1 ms to minimize.
[2023-03-16 17:25:48] [INFO ] Deduced a trap composed of 1 places in 27 ms of which 1 ms to minimize.
[2023-03-16 17:25:48] [INFO ] Deduced a trap composed of 1 places in 24 ms of which 1 ms to minimize.
[2023-03-16 17:25:48] [INFO ] Deduced a trap composed of 1 places in 24 ms of which 2 ms to minimize.
[2023-03-16 17:25:48] [INFO ] Deduced a trap composed of 1 places in 22 ms of which 2 ms to minimize.
[2023-03-16 17:25:48] [INFO ] Deduced a trap composed of 1 places in 23 ms of which 1 ms to minimize.
[2023-03-16 17:25:48] [INFO ] Deduced a trap composed of 1 places in 23 ms of which 2 ms to minimize.
[2023-03-16 17:25:48] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 1 ms to minimize.
[2023-03-16 17:25:48] [INFO ] Trap strengthening procedure interrupted after too many repetitions 460 ms
[2023-03-16 17:25:48] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 461 ms
[2023-03-16 17:25:48] [INFO ] Computed and/alt/rep : 121/512/120 causal constraints (skipped 27 transitions) in 25 ms.
[2023-03-16 17:25:48] [INFO ] Deduced a trap composed of 1 places in 21 ms of which 1 ms to minimize.
[2023-03-16 17:25:48] [INFO ] Deduced a trap composed of 1 places in 17 ms of which 1 ms to minimize.
[2023-03-16 17:25:49] [INFO ] Trap strengthening (SAT) tested/added 2/2 trap constraints in 892 ms
[2023-03-16 17:25:49] [INFO ] Deduced a trap composed of 1 places in 44 ms of which 1 ms to minimize.
[2023-03-16 17:25:49] [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)
[2023-03-16 17:25:49] [INFO ] [Real]Absence check using 35 positive place invariants in 12 ms returned sat
[2023-03-16 17:25:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:25:49] [INFO ] [Real]Absence check using state equation in 69 ms returned sat
[2023-03-16 17:25:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:25:49] [INFO ] [Nat]Absence check using 35 positive place invariants in 9 ms returned sat
[2023-03-16 17:25:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:25:53] [INFO ] [Nat]Absence check using state equation in 3764 ms returned sat
[2023-03-16 17:25:53] [INFO ] [Nat]Added 131 Read/Feed constraints in 49 ms returned sat
[2023-03-16 17:25:53] [INFO ] Deduced a trap composed of 1 places in 31 ms of which 2 ms to minimize.
[2023-03-16 17:25:53] [INFO ] Deduced a trap composed of 1 places in 29 ms of which 1 ms to minimize.
[2023-03-16 17:25:53] [INFO ] Deduced a trap composed of 1 places in 27 ms of which 2 ms to minimize.
[2023-03-16 17:25:53] [INFO ] Deduced a trap composed of 1 places in 24 ms of which 2 ms to minimize.
[2023-03-16 17:25:53] [INFO ] Deduced a trap composed of 1 places in 25 ms of which 1 ms to minimize.
[2023-03-16 17:25:53] [INFO ] Deduced a trap composed of 1 places in 24 ms of which 1 ms to minimize.
[2023-03-16 17:25:53] [INFO ] Deduced a trap composed of 1 places in 22 ms of which 1 ms to minimize.
[2023-03-16 17:25:53] [INFO ] Deduced a trap composed of 1 places in 23 ms of which 1 ms to minimize.
[2023-03-16 17:25:53] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 1 ms to minimize.
[2023-03-16 17:25:53] [INFO ] Deduced a trap composed of 1 places in 21 ms of which 1 ms to minimize.
[2023-03-16 17:25:53] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 2 ms to minimize.
[2023-03-16 17:25:53] [INFO ] Trap strengthening procedure interrupted after too many repetitions 432 ms
[2023-03-16 17:25:53] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 432 ms
[2023-03-16 17:25:53] [INFO ] Computed and/alt/rep : 121/512/120 causal constraints (skipped 27 transitions) in 20 ms.
[2023-03-16 17:25:53] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 1 ms to minimize.
[2023-03-16 17:25:53] [INFO ] Deduced a trap composed of 1 places in 18 ms of which 1 ms to minimize.
[2023-03-16 17:25:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 88 ms
[2023-03-16 17:25:53] [INFO ] Added : 15 causal constraints over 3 iterations in 187 ms. Result :sat
Minimization took 242 ms.
[2023-03-16 17:25:54] [INFO ] [Real]Absence check using 35 positive place invariants in 9 ms returned sat
[2023-03-16 17:25:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:25:54] [INFO ] [Real]Absence check using state equation in 70 ms returned sat
[2023-03-16 17:25:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:25:54] [INFO ] [Nat]Absence check using 35 positive place invariants in 24 ms returned sat
[2023-03-16 17:25:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:25:57] [INFO ] [Nat]Absence check using state equation in 3546 ms returned sat
[2023-03-16 17:25:57] [INFO ] [Nat]Added 131 Read/Feed constraints in 58 ms returned sat
[2023-03-16 17:25:58] [INFO ] Deduced a trap composed of 1 places in 28 ms of which 1 ms to minimize.
[2023-03-16 17:25:58] [INFO ] Deduced a trap composed of 1 places in 27 ms of which 2 ms to minimize.
[2023-03-16 17:25:58] [INFO ] Deduced a trap composed of 1 places in 25 ms of which 1 ms to minimize.
[2023-03-16 17:25:58] [INFO ] Deduced a trap composed of 1 places in 27 ms of which 1 ms to minimize.
[2023-03-16 17:25:58] [INFO ] Deduced a trap composed of 1 places in 22 ms of which 1 ms to minimize.
[2023-03-16 17:25:58] [INFO ] Deduced a trap composed of 1 places in 22 ms of which 1 ms to minimize.
[2023-03-16 17:25:58] [INFO ] Deduced a trap composed of 1 places in 21 ms of which 1 ms to minimize.
[2023-03-16 17:25:58] [INFO ] Deduced a trap composed of 1 places in 26 ms of which 5 ms to minimize.
[2023-03-16 17:25:58] [INFO ] Deduced a trap composed of 1 places in 21 ms of which 1 ms to minimize.
[2023-03-16 17:25:58] [INFO ] Deduced a trap composed of 1 places in 20 ms of which 2 ms to minimize.
[2023-03-16 17:25:58] [INFO ] Deduced a trap composed of 1 places in 18 ms of which 1 ms to minimize.
[2023-03-16 17:25:58] [INFO ] Trap strengthening procedure interrupted after too many repetitions 375 ms
[2023-03-16 17:25:58] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 376 ms
[2023-03-16 17:25:58] [INFO ] Computed and/alt/rep : 121/512/120 causal constraints (skipped 27 transitions) in 16 ms.
[2023-03-16 17:25:58] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 1 ms to minimize.
[2023-03-16 17:25:58] [INFO ] Deduced a trap composed of 1 places in 16 ms of which 1 ms to minimize.
[2023-03-16 17:25:59] [INFO ] Trap strengthening (SAT) tested/added 2/2 trap constraints in 882 ms
[2023-03-16 17:25:59] [INFO ] Deduced a trap composed of 1 places in 43 ms of which 0 ms to minimize.
[2023-03-16 17:25:59] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 2
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java: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)
[2023-03-16 17:25:59] [INFO ] [Real]Absence check using 35 positive place invariants in 10 ms returned sat
[2023-03-16 17:25:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:25:59] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2023-03-16 17:25:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:25:59] [INFO ] [Nat]Absence check using 35 positive place invariants in 14 ms returned sat
[2023-03-16 17:25:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:03] [INFO ] [Nat]Absence check using state equation in 3473 ms returned sat
[2023-03-16 17:26:03] [INFO ] [Nat]Added 131 Read/Feed constraints in 26 ms returned sat
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 28 ms of which 1 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 26 ms of which 1 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 25 ms of which 2 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 24 ms of which 1 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 24 ms of which 1 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 23 ms of which 1 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 24 ms of which 1 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 22 ms of which 1 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 20 ms of which 1 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 22 ms of which 2 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 20 ms of which 1 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Trap strengthening procedure interrupted after too many repetitions 384 ms
[2023-03-16 17:26:03] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 384 ms
[2023-03-16 17:26:03] [INFO ] Computed and/alt/rep : 121/512/120 causal constraints (skipped 27 transitions) in 21 ms.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 35 ms of which 0 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 22 ms of which 1 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 20 ms of which 0 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Deduced a trap composed of 1 places in 17 ms of which 1 ms to minimize.
[2023-03-16 17:26:03] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 186 ms
[2023-03-16 17:26:03] [INFO ] Added : 58 causal constraints over 12 iterations in 447 ms. Result :sat
Minimization took 356 ms.
[2023-03-16 17:26:04] [INFO ] [Real]Absence check using 35 positive place invariants in 9 ms returned sat
[2023-03-16 17:26:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:04] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2023-03-16 17:26:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:26:04] [INFO ] [Nat]Absence check using 35 positive place invariants in 10 ms returned sat
[2023-03-16 17:26:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:08] [INFO ] [Nat]Absence check using state equation in 3762 ms returned sat
[2023-03-16 17:26:08] [INFO ] [Nat]Added 131 Read/Feed constraints in 47 ms returned sat
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 1 places in 34 ms of which 2 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 1 places in 29 ms of which 2 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 1 places in 26 ms of which 1 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 1 places in 23 ms of which 1 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 1 places in 24 ms of which 1 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 1 places in 22 ms of which 1 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 1 places in 23 ms of which 1 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 1 places in 21 ms of which 1 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 1 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 1 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 1 places in 21 ms of which 4 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Trap strengthening procedure interrupted after too many repetitions 418 ms
[2023-03-16 17:26:08] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 418 ms
[2023-03-16 17:26:08] [INFO ] Computed and/alt/rep : 121/512/120 causal constraints (skipped 27 transitions) in 16 ms.
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 1 places in 27 ms of which 2 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Deduced a trap composed of 1 places in 27 ms of which 1 ms to minimize.
[2023-03-16 17:26:08] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 102 ms
[2023-03-16 17:26:08] [INFO ] Added : 15 causal constraints over 3 iterations in 192 ms. Result :sat
Minimization took 251 ms.
[2023-03-16 17:26:09] [INFO ] [Real]Absence check using 35 positive place invariants in 9 ms returned sat
[2023-03-16 17:26:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:09] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2023-03-16 17:26:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:26:09] [INFO ] [Nat]Absence check using 35 positive place invariants in 10 ms returned sat
[2023-03-16 17:26:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:14] [INFO ] [Nat]Absence check using state equation in 4967 ms returned unknown
[2023-03-16 17:26:14] [INFO ] [Real]Absence check using 35 positive place invariants in 10 ms returned sat
[2023-03-16 17:26:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:14] [INFO ] [Real]Absence check using state equation in 57 ms returned sat
[2023-03-16 17:26:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:26:14] [INFO ] [Nat]Absence check using 35 positive place invariants in 9 ms returned sat
[2023-03-16 17:26:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:19] [INFO ] [Nat]Absence check using state equation in 4937 ms returned sat
[2023-03-16 17:26:19] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:26:19] [INFO ] [Nat]Added 131 Read/Feed constraints in 33 ms returned unknown
Current structural bounds on expressions (after SMT) : [951, 951, 951, 951, 951, 951, 951] Max seen :[709, 424, 935, 945, 944, 796, 893]
Support contains 7 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 40 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
[2023-03-16 17:26:27] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:26:27] [INFO ] Computed 31 place invariants in 2 ms
[2023-03-16 17:26:27] [INFO ] Dead Transitions using invariants and state equation in 148 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 190 ms. Remains : 62/70 places, 160/164 transitions.
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:26:27] [INFO ] Computed 31 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2754 ms. (steps per millisecond=363 ) properties (out of 7) seen :5644
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1080 ms. (steps per millisecond=925 ) properties (out of 7) seen :5644
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1071 ms. (steps per millisecond=933 ) properties (out of 7) seen :5238
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1093 ms. (steps per millisecond=914 ) properties (out of 7) seen :5641
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1117 ms. (steps per millisecond=895 ) properties (out of 7) seen :4801
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1125 ms. (steps per millisecond=888 ) properties (out of 7) seen :5642
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1115 ms. (steps per millisecond=896 ) properties (out of 7) seen :5644
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1112 ms. (steps per millisecond=899 ) properties (out of 7) seen :5055
[2023-03-16 17:26:37] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:26:37] [INFO ] Computed 31 place invariants in 1 ms
[2023-03-16 17:26:37] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:26:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:37] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2023-03-16 17:26:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:26:37] [INFO ] [Nat]Absence check using 31 positive place invariants in 10 ms returned sat
[2023-03-16 17:26:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:44] [INFO ] [Nat]Absence check using state equation in 6292 ms returned unknown
[2023-03-16 17:26:44] [INFO ] [Real]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:26:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:44] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2023-03-16 17:26:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:26:44] [INFO ] [Nat]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:26:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:50] [INFO ] [Nat]Absence check using state equation in 6283 ms returned unknown
[2023-03-16 17:26:50] [INFO ] [Real]Absence check using 31 positive place invariants in 6 ms returned sat
[2023-03-16 17:26:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:50] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2023-03-16 17:26:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:26:50] [INFO ] [Nat]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:26:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:57] [INFO ] [Nat]Absence check using state equation in 6286 ms returned unknown
[2023-03-16 17:26:57] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:26:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:57] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2023-03-16 17:26:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:26:57] [INFO ] [Nat]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:26:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:27:03] [INFO ] [Nat]Absence check using state equation in 6281 ms returned unknown
[2023-03-16 17:27:03] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:27:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:27:03] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2023-03-16 17:27:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:27:03] [INFO ] [Nat]Absence check using 31 positive place invariants in 7 ms returned sat
[2023-03-16 17:27:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:27:09] [INFO ] [Nat]Absence check using state equation in 6280 ms returned unknown
[2023-03-16 17:27:09] [INFO ] [Real]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:27:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:27:09] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2023-03-16 17:27:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:27:10] [INFO ] [Nat]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:27:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:27:11] [INFO ] [Nat]Absence check using state equation in 1019 ms returned sat
[2023-03-16 17:27:11] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:27:11] [INFO ] [Nat]Added 131 Read/Feed constraints in 152 ms returned sat
[2023-03-16 17:27:11] [INFO ] Deduced a trap composed of 1 places in 24 ms of which 1 ms to minimize.
[2023-03-16 17:27:11] [INFO ] Deduced a trap composed of 1 places in 22 ms of which 2 ms to minimize.
[2023-03-16 17:27:11] [INFO ] Deduced a trap composed of 1 places in 18 ms of which 1 ms to minimize.
[2023-03-16 17:27:11] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 1 ms to minimize.
[2023-03-16 17:27:11] [INFO ] Deduced a trap composed of 1 places in 15 ms of which 1 ms to minimize.
[2023-03-16 17:27:11] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 177 ms
[2023-03-16 17:27:11] [INFO ] Computed and/alt/rep : 117/504/116 causal constraints (skipped 27 transitions) in 13 ms.
[2023-03-16 17:27:17] [INFO ] Added : 45 causal constraints over 9 iterations in 6181 ms. Result :unknown
[2023-03-16 17:27:17] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:27:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:27:17] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2023-03-16 17:27:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:27:17] [INFO ] [Nat]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:27:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:27:24] [INFO ] [Nat]Absence check using state equation in 6477 ms returned unknown
Current structural bounds on expressions (after SMT) : [951, 951, 951, 951, 951, 951, 951] Max seen :[709, 424, 935, 945, 944, 796, 893]
Support contains 7 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 12 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 62/62 places, 160/160 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 8 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:27:54] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:27:54] [INFO ] Invariant cache hit.
[2023-03-16 17:27:54] [INFO ] Implicit Places using invariants in 117 ms returned []
[2023-03-16 17:27:54] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:27:54] [INFO ] Invariant cache hit.
[2023-03-16 17:27:54] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:27:54] [INFO ] Implicit Places using invariants and state equation in 214 ms returned []
Implicit Place search using SMT with State Equation took 334 ms to find 0 implicit places.
[2023-03-16 17:27:54] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-16 17:27:54] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:27:54] [INFO ] Invariant cache hit.
[2023-03-16 17:27:54] [INFO ] Dead Transitions using invariants and state equation in 124 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 478 ms. Remains : 62/62 places, 160/160 transitions.
Starting property specific reduction for PaceMaker-PT-none-UpperBounds-00
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:27:54] [INFO ] Computed 31 place invariants in 2 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :709
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :709
[2023-03-16 17:27:54] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:27:54] [INFO ] Computed 31 place invariants in 1 ms
[2023-03-16 17:27:54] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:27:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:27:54] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2023-03-16 17:27:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:27:54] [INFO ] [Nat]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:27:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:27:59] [INFO ] [Nat]Absence check using state equation in 4968 ms returned unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[709]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 8 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:27:59] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:27:59] [INFO ] Invariant cache hit.
[2023-03-16 17:27:59] [INFO ] Dead Transitions using invariants and state equation in 105 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 62/62 places, 160/160 transitions.
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:27:59] [INFO ] Computed 31 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2587 ms. (steps per millisecond=386 ) properties (out of 1) seen :709
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1056 ms. (steps per millisecond=946 ) properties (out of 1) seen :709
[2023-03-16 17:28:03] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:03] [INFO ] Computed 31 place invariants in 2 ms
[2023-03-16 17:28:03] [INFO ] [Real]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:28:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:03] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2023-03-16 17:28:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:28:03] [INFO ] [Nat]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:28:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:10] [INFO ] [Nat]Absence check using state equation in 6283 ms returned unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[709]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 7 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 62/62 places, 160/160 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 7 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:28:10] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:10] [INFO ] Invariant cache hit.
[2023-03-16 17:28:10] [INFO ] Implicit Places using invariants in 109 ms returned []
[2023-03-16 17:28:10] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:10] [INFO ] Invariant cache hit.
[2023-03-16 17:28:10] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:28:10] [INFO ] Implicit Places using invariants and state equation in 228 ms returned []
Implicit Place search using SMT with State Equation took 339 ms to find 0 implicit places.
[2023-03-16 17:28:10] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-16 17:28:10] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:10] [INFO ] Invariant cache hit.
[2023-03-16 17:28:10] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 460 ms. Remains : 62/62 places, 160/160 transitions.
Ending property specific reduction for PaceMaker-PT-none-UpperBounds-00 in 15795 ms.
Starting property specific reduction for PaceMaker-PT-none-UpperBounds-02
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:10] [INFO ] Computed 31 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :424
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :421
[2023-03-16 17:28:10] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:10] [INFO ] Computed 31 place invariants in 2 ms
[2023-03-16 17:28:10] [INFO ] [Real]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:28:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:10] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2023-03-16 17:28:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:28:10] [INFO ] [Nat]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:28:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:15] [INFO ] [Nat]Absence check using state equation in 4970 ms returned unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[424]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 9 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:28:15] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:15] [INFO ] Invariant cache hit.
[2023-03-16 17:28:15] [INFO ] Dead Transitions using invariants and state equation in 107 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 118 ms. Remains : 62/62 places, 160/160 transitions.
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:15] [INFO ] Computed 31 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2742 ms. (steps per millisecond=364 ) properties (out of 1) seen :424
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1035 ms. (steps per millisecond=966 ) properties (out of 1) seen :421
[2023-03-16 17:28:19] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:19] [INFO ] Computed 31 place invariants in 1 ms
[2023-03-16 17:28:19] [INFO ] [Real]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:28:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:19] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2023-03-16 17:28:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:28:19] [INFO ] [Nat]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:28:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:25] [INFO ] [Nat]Absence check using state equation in 6285 ms returned unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[424]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 6 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 62/62 places, 160/160 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 6 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:28:25] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:25] [INFO ] Invariant cache hit.
[2023-03-16 17:28:26] [INFO ] Implicit Places using invariants in 108 ms returned []
[2023-03-16 17:28:26] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:26] [INFO ] Invariant cache hit.
[2023-03-16 17:28:26] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:28:26] [INFO ] Implicit Places using invariants and state equation in 245 ms returned []
Implicit Place search using SMT with State Equation took 356 ms to find 0 implicit places.
[2023-03-16 17:28:26] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-16 17:28:26] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:26] [INFO ] Invariant cache hit.
[2023-03-16 17:28:26] [INFO ] Dead Transitions using invariants and state equation in 135 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 509 ms. Remains : 62/62 places, 160/160 transitions.
Ending property specific reduction for PaceMaker-PT-none-UpperBounds-02 in 15970 ms.
Starting property specific reduction for PaceMaker-PT-none-UpperBounds-03
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:26] [INFO ] Computed 31 place invariants in 0 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :933
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :933
[2023-03-16 17:28:26] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:26] [INFO ] Computed 31 place invariants in 0 ms
[2023-03-16 17:28:26] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:28:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:26] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2023-03-16 17:28:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:28:26] [INFO ] [Nat]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:28:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:31] [INFO ] [Nat]Absence check using state equation in 4969 ms returned unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[933]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 5 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:28:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:31] [INFO ] Invariant cache hit.
[2023-03-16 17:28:31] [INFO ] Dead Transitions using invariants and state equation in 111 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 119 ms. Remains : 62/62 places, 160/160 transitions.
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:31] [INFO ] Computed 31 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2670 ms. (steps per millisecond=374 ) properties (out of 1) seen :933
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1073 ms. (steps per millisecond=931 ) properties (out of 1) seen :933
[2023-03-16 17:28:35] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:35] [INFO ] Computed 31 place invariants in 1 ms
[2023-03-16 17:28:35] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:28:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:35] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2023-03-16 17:28:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:28:35] [INFO ] [Nat]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:28:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:41] [INFO ] [Nat]Absence check using state equation in 6283 ms returned unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[933]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 6 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 62/62 places, 160/160 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 5 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:28:41] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:41] [INFO ] Invariant cache hit.
[2023-03-16 17:28:41] [INFO ] Implicit Places using invariants in 101 ms returned []
[2023-03-16 17:28:41] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:41] [INFO ] Invariant cache hit.
[2023-03-16 17:28:42] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:28:42] [INFO ] Implicit Places using invariants and state equation in 234 ms returned []
Implicit Place search using SMT with State Equation took 350 ms to find 0 implicit places.
[2023-03-16 17:28:42] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-16 17:28:42] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:42] [INFO ] Invariant cache hit.
[2023-03-16 17:28:42] [INFO ] Dead Transitions using invariants and state equation in 115 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 478 ms. Remains : 62/62 places, 160/160 transitions.
Ending property specific reduction for PaceMaker-PT-none-UpperBounds-03 in 15899 ms.
Starting property specific reduction for PaceMaker-PT-none-UpperBounds-05
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:42] [INFO ] Computed 31 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :945
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :689
[2023-03-16 17:28:42] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:42] [INFO ] Computed 31 place invariants in 1 ms
[2023-03-16 17:28:42] [INFO ] [Real]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:28:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:42] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2023-03-16 17:28:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:28:42] [INFO ] [Nat]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:28:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:47] [INFO ] [Nat]Absence check using state equation in 4971 ms returned unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[945]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 5 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:28:47] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:47] [INFO ] Invariant cache hit.
[2023-03-16 17:28:47] [INFO ] Dead Transitions using invariants and state equation in 126 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 132 ms. Remains : 62/62 places, 160/160 transitions.
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:47] [INFO ] Computed 31 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2674 ms. (steps per millisecond=373 ) properties (out of 1) seen :945
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1088 ms. (steps per millisecond=919 ) properties (out of 1) seen :689
[2023-03-16 17:28:51] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:51] [INFO ] Computed 31 place invariants in 9 ms
[2023-03-16 17:28:51] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:28:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:51] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2023-03-16 17:28:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:28:51] [INFO ] [Nat]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:28:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:57] [INFO ] [Nat]Absence check using state equation in 6284 ms returned unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[945]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 5 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 62/62 places, 160/160 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:28:57] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:57] [INFO ] Invariant cache hit.
[2023-03-16 17:28:57] [INFO ] Implicit Places using invariants in 110 ms returned []
[2023-03-16 17:28:57] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:57] [INFO ] Invariant cache hit.
[2023-03-16 17:28:58] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:28:58] [INFO ] Implicit Places using invariants and state equation in 227 ms returned []
Implicit Place search using SMT with State Equation took 340 ms to find 0 implicit places.
[2023-03-16 17:28:58] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-16 17:28:58] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:28:58] [INFO ] Invariant cache hit.
[2023-03-16 17:28:58] [INFO ] Dead Transitions using invariants and state equation in 140 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 503 ms. Remains : 62/62 places, 160/160 transitions.
Ending property specific reduction for PaceMaker-PT-none-UpperBounds-05 in 15966 ms.
Starting property specific reduction for PaceMaker-PT-none-UpperBounds-12
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:58] [INFO ] Computed 31 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :944
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :944
[2023-03-16 17:28:58] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:28:58] [INFO ] Computed 31 place invariants in 0 ms
[2023-03-16 17:28:58] [INFO ] [Real]Absence check using 31 positive place invariants in 14 ms returned sat
[2023-03-16 17:28:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:58] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2023-03-16 17:28:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:28:58] [INFO ] [Nat]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:28:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:29:03] [INFO ] [Nat]Absence check using state equation in 4960 ms returned unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[944]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 3 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:29:03] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:29:03] [INFO ] Invariant cache hit.
[2023-03-16 17:29:03] [INFO ] Dead Transitions using invariants and state equation in 108 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 113 ms. Remains : 62/62 places, 160/160 transitions.
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:29:03] [INFO ] Computed 31 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2751 ms. (steps per millisecond=363 ) properties (out of 1) seen :944
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1072 ms. (steps per millisecond=932 ) properties (out of 1) seen :944
[2023-03-16 17:29:07] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:29:07] [INFO ] Computed 31 place invariants in 1 ms
[2023-03-16 17:29:07] [INFO ] [Real]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:29:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:29:07] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2023-03-16 17:29:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:29:07] [INFO ] [Nat]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:29:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:29:13] [INFO ] [Nat]Absence check using state equation in 6282 ms returned unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[944]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 62/62 places, 160/160 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 3 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:29:13] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:29:13] [INFO ] Invariant cache hit.
[2023-03-16 17:29:13] [INFO ] Implicit Places using invariants in 114 ms returned []
[2023-03-16 17:29:13] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:29:13] [INFO ] Invariant cache hit.
[2023-03-16 17:29:14] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:29:14] [INFO ] Implicit Places using invariants and state equation in 251 ms returned []
Implicit Place search using SMT with State Equation took 367 ms to find 0 implicit places.
[2023-03-16 17:29:14] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-16 17:29:14] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:29:14] [INFO ] Invariant cache hit.
[2023-03-16 17:29:14] [INFO ] Dead Transitions using invariants and state equation in 121 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 517 ms. Remains : 62/62 places, 160/160 transitions.
Ending property specific reduction for PaceMaker-PT-none-UpperBounds-12 in 16026 ms.
Starting property specific reduction for PaceMaker-PT-none-UpperBounds-13
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:29:14] [INFO ] Computed 31 place invariants in 0 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :796
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :796
[2023-03-16 17:29:14] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:29:14] [INFO ] Computed 31 place invariants in 0 ms
[2023-03-16 17:29:14] [INFO ] [Real]Absence check using 31 positive place invariants in 7 ms returned sat
[2023-03-16 17:29:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:29:14] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2023-03-16 17:29:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:29:14] [INFO ] [Nat]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:29:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:29:15] [INFO ] [Nat]Absence check using state equation in 1019 ms returned sat
[2023-03-16 17:29:15] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:29:15] [INFO ] [Nat]Added 131 Read/Feed constraints in 150 ms returned sat
[2023-03-16 17:29:15] [INFO ] Deduced a trap composed of 1 places in 20 ms of which 1 ms to minimize.
[2023-03-16 17:29:15] [INFO ] Deduced a trap composed of 1 places in 20 ms of which 3 ms to minimize.
[2023-03-16 17:29:15] [INFO ] Deduced a trap composed of 1 places in 18 ms of which 1 ms to minimize.
[2023-03-16 17:29:15] [INFO ] Deduced a trap composed of 1 places in 17 ms of which 1 ms to minimize.
[2023-03-16 17:29:15] [INFO ] Deduced a trap composed of 1 places in 15 ms of which 1 ms to minimize.
[2023-03-16 17:29:15] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 166 ms
[2023-03-16 17:29:15] [INFO ] Computed and/alt/rep : 117/504/116 causal constraints (skipped 27 transitions) in 11 ms.
[2023-03-16 17:29:19] [INFO ] Added : 45 causal constraints over 9 iterations in 3630 ms. Result :unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[796]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:29:49] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:29:49] [INFO ] Invariant cache hit.
[2023-03-16 17:29:49] [INFO ] Dead Transitions using invariants and state equation in 134 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 139 ms. Remains : 62/62 places, 160/160 transitions.
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:29:49] [INFO ] Computed 31 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2749 ms. (steps per millisecond=363 ) properties (out of 1) seen :796
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1089 ms. (steps per millisecond=918 ) properties (out of 1) seen :796
[2023-03-16 17:29:53] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:29:53] [INFO ] Computed 31 place invariants in 0 ms
[2023-03-16 17:29:53] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:29:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:29:53] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2023-03-16 17:29:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:29:53] [INFO ] [Nat]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:29:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:29:54] [INFO ] [Nat]Absence check using state equation in 1028 ms returned sat
[2023-03-16 17:29:54] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:29:54] [INFO ] [Nat]Added 131 Read/Feed constraints in 151 ms returned sat
[2023-03-16 17:29:54] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 1 ms to minimize.
[2023-03-16 17:29:54] [INFO ] Deduced a trap composed of 1 places in 17 ms of which 1 ms to minimize.
[2023-03-16 17:29:54] [INFO ] Deduced a trap composed of 1 places in 18 ms of which 2 ms to minimize.
[2023-03-16 17:29:54] [INFO ] Deduced a trap composed of 1 places in 25 ms of which 5 ms to minimize.
[2023-03-16 17:29:54] [INFO ] Deduced a trap composed of 1 places in 18 ms of which 1 ms to minimize.
[2023-03-16 17:29:54] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 172 ms
[2023-03-16 17:29:54] [INFO ] Computed and/alt/rep : 117/504/116 causal constraints (skipped 27 transitions) in 12 ms.
[2023-03-16 17:30:01] [INFO ] Added : 45 causal constraints over 9 iterations in 6183 ms. Result :unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[796]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 62/62 places, 160/160 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 3 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:30:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:30:31] [INFO ] Invariant cache hit.
[2023-03-16 17:30:31] [INFO ] Implicit Places using invariants in 94 ms returned []
[2023-03-16 17:30:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:30:31] [INFO ] Invariant cache hit.
[2023-03-16 17:30:31] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:30:31] [INFO ] Implicit Places using invariants and state equation in 223 ms returned []
Implicit Place search using SMT with State Equation took 327 ms to find 0 implicit places.
[2023-03-16 17:30:31] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 17:30:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:30:31] [INFO ] Invariant cache hit.
[2023-03-16 17:30:31] [INFO ] Dead Transitions using invariants and state equation in 102 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 439 ms. Remains : 62/62 places, 160/160 transitions.
Ending property specific reduction for PaceMaker-PT-none-UpperBounds-13 in 77221 ms.
Starting property specific reduction for PaceMaker-PT-none-UpperBounds-15
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:30:31] [INFO ] Computed 31 place invariants in 0 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :893
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :304
[2023-03-16 17:30:31] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:30:31] [INFO ] Computed 31 place invariants in 1 ms
[2023-03-16 17:30:31] [INFO ] [Real]Absence check using 31 positive place invariants in 10 ms returned sat
[2023-03-16 17:30:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:30:31] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2023-03-16 17:30:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:30:31] [INFO ] [Nat]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:30:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:30:36] [INFO ] [Nat]Absence check using state equation in 4971 ms returned unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[893]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 3 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:30:36] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:30:36] [INFO ] Invariant cache hit.
[2023-03-16 17:30:36] [INFO ] Dead Transitions using invariants and state equation in 104 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 108 ms. Remains : 62/62 places, 160/160 transitions.
Normalized transition count is 88 out of 160 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:30:36] [INFO ] Computed 31 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2782 ms. (steps per millisecond=359 ) properties (out of 1) seen :893
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1089 ms. (steps per millisecond=918 ) properties (out of 1) seen :304
[2023-03-16 17:30:40] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:30:40] [INFO ] Computed 31 place invariants in 1 ms
[2023-03-16 17:30:40] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:30:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:30:40] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2023-03-16 17:30:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:30:40] [INFO ] [Nat]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:30:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:30:47] [INFO ] [Nat]Absence check using state equation in 6469 ms returned unknown
Current structural bounds on expressions (after SMT) : [951] Max seen :[893]
Support contains 1 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 62/62 places, 160/160 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 3 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:30:47] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:30:47] [INFO ] Invariant cache hit.
[2023-03-16 17:30:47] [INFO ] Implicit Places using invariants in 93 ms returned []
[2023-03-16 17:30:47] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:30:47] [INFO ] Invariant cache hit.
[2023-03-16 17:30:47] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:30:47] [INFO ] Implicit Places using invariants and state equation in 232 ms returned []
Implicit Place search using SMT with State Equation took 343 ms to find 0 implicit places.
[2023-03-16 17:30:47] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 17:30:47] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:30:47] [INFO ] Invariant cache hit.
[2023-03-16 17:30:47] [INFO ] Dead Transitions using invariants and state equation in 123 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 478 ms. Remains : 62/62 places, 160/160 transitions.
Ending property specific reduction for PaceMaker-PT-none-UpperBounds-15 in 16183 ms.
[2023-03-16 17:30:48] [INFO ] Flatten gal took : 71 ms
[2023-03-16 17:30:48] [INFO ] Export to MCC of 7 properties in file /home/mcc/execution/UpperBounds.sr.xml took 4 ms.
[2023-03-16 17:30:48] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 62 places, 160 transitions and 930 arcs took 4 ms.
Total runtime 304756 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/1055/ub_0_ --maxsum=/tmp/1055/ub_1_ --maxsum=/tmp/1055/ub_2_ --maxsum=/tmp/1055/ub_3_ --maxsum=/tmp/1055/ub_4_ --maxsum=/tmp/1055/ub_5_ --maxsum=/tmp/1055/ub_6_
FORMULA PaceMaker-PT-none-UpperBounds-00 709 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA PaceMaker-PT-none-UpperBounds-02 424 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA PaceMaker-PT-none-UpperBounds-03 935 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA PaceMaker-PT-none-UpperBounds-05 945 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA PaceMaker-PT-none-UpperBounds-12 944 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA PaceMaker-PT-none-UpperBounds-13 796 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA PaceMaker-PT-none-UpperBounds-15 893 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1678987849945

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ 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
ub formula name PaceMaker-PT-none-UpperBounds-00
ub formula formula --maxsum=/tmp/1055/ub_0_
ub formula name PaceMaker-PT-none-UpperBounds-02
ub formula formula --maxsum=/tmp/1055/ub_1_
ub formula name PaceMaker-PT-none-UpperBounds-03
ub formula formula --maxsum=/tmp/1055/ub_2_
ub formula name PaceMaker-PT-none-UpperBounds-05
ub formula formula --maxsum=/tmp/1055/ub_3_
ub formula name PaceMaker-PT-none-UpperBounds-12
ub formula formula --maxsum=/tmp/1055/ub_4_
ub formula name PaceMaker-PT-none-UpperBounds-13
ub formula formula --maxsum=/tmp/1055/ub_5_
ub formula name PaceMaker-PT-none-UpperBounds-15
ub formula formula --maxsum=/tmp/1055/ub_6_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 62 places, 160 transitions and 930 arcs
pnml2lts-sym: Petri net PaceMaker_PT_none analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.000 real 0.010 user 0.000 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 160->48 groups
pnml2lts-sym: Regrouping took 0.020 real 0.010 user 0.000 sys
pnml2lts-sym: state vector length is 62; there are 48 groups
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym: Exploration took 15473 group checks and 0 next state calls
pnml2lts-sym: reachability took 0.230 real 0.880 user 0.050 sys
pnml2lts-sym: counting visited states...
pnml2lts-sym: counting took 0.010 real 0.010 user 0.000 sys
pnml2lts-sym: state space has 2.30227997884416e+16 states, 1264 nodes
pnml2lts-sym: Maximum sum of /tmp/1055/ub_0_ is: 709
pnml2lts-sym: Maximum sum of /tmp/1055/ub_1_ is: 424
pnml2lts-sym: Maximum sum of /tmp/1055/ub_2_ is: 935
pnml2lts-sym: Maximum sum of /tmp/1055/ub_3_ is: 945
pnml2lts-sym: Maximum sum of /tmp/1055/ub_4_ is: 944
pnml2lts-sym: Maximum sum of /tmp/1055/ub_5_ is: 796
pnml2lts-sym: Maximum sum of /tmp/1055/ub_6_ is: 893
pnml2lts-sym: group_next: 1762 nodes total
pnml2lts-sym: group_explored: 1007 nodes, 1002 short vectors total
pnml2lts-sym: max token count: 949

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="PaceMaker-PT-none"
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 PaceMaker-PT-none, 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 r265-smll-167863539900357"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PaceMaker-PT-none.tgz
mv PaceMaker-PT-none 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 ;