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.r351-tall-167889220800035.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)
.........................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool gold2022
Input is RERS2020-PT-pb108, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r351-tall-167889220800035
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 75M
-rw-r--r-- 1 mcc users 6.3K Feb 26 08:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 62K Feb 26 08:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 26 08:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 26 08:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 16:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 09:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 132K Feb 26 09:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Feb 26 08:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 26 08:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 74M 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 RERS2020-PT-pb108-UpperBounds-00
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-01
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-02
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-03
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-04
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-05
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-06
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-07
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-08
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-09
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-10
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-11
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-12
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-13
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-14
FORMULA_NAME RERS2020-PT-pb108-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679136981907

Running Version 202205111006
[2023-03-18 10:56:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-18 10:56:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 10:56:25] [INFO ] Load time of PNML (sax parser for PT used): 2589 ms
[2023-03-18 10:56:26] [INFO ] Transformed 2339 places.
[2023-03-18 10:56:26] [INFO ] Transformed 132214 transitions.
[2023-03-18 10:56:26] [INFO ] Found NUPN structural information;
[2023-03-18 10:56:26] [INFO ] Parsed PT model containing 2339 places and 132214 transitions in 3178 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Ensure Unique test removed 7505 transitions
Reduce redundant transitions removed 7505 transitions.
Normalized transition count is 90843 out of 124709 initially.
// Phase 1: matrix 90843 rows 2339 cols
[2023-03-18 10:56:28] [INFO ] Computed 29 place invariants in 574 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1138 ms. (steps per millisecond=8 ) properties (out of 16) seen :3
FORMULA RERS2020-PT-pb108-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS2020-PT-pb108-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS2020-PT-pb108-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 161 ms. (steps per millisecond=62 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 165 ms. (steps per millisecond=60 ) properties (out of 13) seen :1
FORMULA RERS2020-PT-pb108-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 144 ms. (steps per millisecond=69 ) properties (out of 12) seen :1
FORMULA RERS2020-PT-pb108-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 11) seen :1
FORMULA RERS2020-PT-pb108-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 10) seen :0
[2023-03-18 10:56:30] [INFO ] Flow matrix only has 90843 transitions (discarded 33866 similar events)
// Phase 1: matrix 90843 rows 2339 cols
[2023-03-18 10:56:31] [INFO ] Computed 29 place invariants in 394 ms
[2023-03-18 10:56:31] [INFO ] [Real]Absence check using 15 positive place invariants in 55 ms returned sat
[2023-03-18 10:56:31] [INFO ] [Real]Absence check using 15 positive and 14 generalized place invariants in 8 ms returned sat
[2023-03-18 10:56:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 10:56:36] [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: Broken pipe ... 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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 10:56:36] [INFO ] [Real]Absence check using 15 positive place invariants in 48 ms returned sat
[2023-03-18 10:56:36] [INFO ] [Real]Absence check using 15 positive and 14 generalized place invariants in 7 ms returned sat
[2023-03-18 10:56:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 10:56:41] [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: Broken pipe ... while checking expression at index 1
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 10:56:41] [INFO ] [Real]Absence check using 15 positive place invariants in 44 ms returned sat
[2023-03-18 10:56:41] [INFO ] [Real]Absence check using 15 positive and 14 generalized place invariants in 5 ms returned sat
[2023-03-18 10:56:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 10:56:46] [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: Broken pipe ... 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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 10:56:46] [INFO ] [Real]Absence check using 15 positive place invariants in 43 ms returned sat
[2023-03-18 10:56:46] [INFO ] [Real]Absence check using 15 positive and 14 generalized place invariants in 4 ms returned sat
[2023-03-18 10:56:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 10:56:51] [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: Broken pipe ... while checking expression at index 3
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 10:56:51] [INFO ] [Real]Absence check using 15 positive place invariants in 42 ms returned sat
[2023-03-18 10:56:51] [INFO ] [Real]Absence check using 15 positive and 14 generalized place invariants in 4 ms returned sat
[2023-03-18 10:56:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 10:56:56] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")... while checking expression at index 4
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 10:56:56] [INFO ] [Real]Absence check using 15 positive place invariants in 41 ms returned sat
[2023-03-18 10:56:56] [INFO ] [Real]Absence check using 15 positive and 14 generalized place invariants in 9 ms returned sat
[2023-03-18 10:56:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 10:57:01] [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: Broken pipe ... while checking expression at index 5
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 10:57:01] [INFO ] [Real]Absence check using 15 positive place invariants in 50 ms returned sat
[2023-03-18 10:57:01] [INFO ] [Real]Absence check using 15 positive and 14 generalized place invariants in 14 ms returned sat
[2023-03-18 10:57:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 10:57:06] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 6
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 10:57:06] [INFO ] [Real]Absence check using 15 positive place invariants in 41 ms returned sat
[2023-03-18 10:57:06] [INFO ] [Real]Absence check using 15 positive and 14 generalized place invariants in 3 ms returned sat
[2023-03-18 10:57:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 10:57:11] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")... while checking expression at index 7
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 10:57:11] [INFO ] [Real]Absence check using 15 positive place invariants in 43 ms returned sat
[2023-03-18 10:57:11] [INFO ] [Real]Absence check using 15 positive and 14 generalized place invariants in 4 ms returned sat
[2023-03-18 10:57:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 10:57:16] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 8
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 10:57:16] [INFO ] [Real]Absence check using 15 positive place invariants in 44 ms returned sat
[2023-03-18 10:57:16] [INFO ] [Real]Absence check using 15 positive and 14 generalized place invariants in 4 ms returned sat
[2023-03-18 10:57:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 10:57:21] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")... while checking expression at index 9
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Support contains 10 out of 2339 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 2339/2339 places, 124709/124709 transitions.
Ensure Unique test removed 14 places
Drop transitions removed 3022 transitions
Reduce isomorphic transitions removed 3022 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 3042 rules applied. Total rules applied 3042 place count 2325 transition count 121681
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 3052 place count 2319 transition count 121677
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 3052 place count 2319 transition count 121675
Deduced a syphon composed of 2 places in 91 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 3056 place count 2317 transition count 121675
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 3057 place count 2316 transition count 121580
Iterating global reduction 2 with 1 rules applied. Total rules applied 3058 place count 2316 transition count 121580
Performed 57 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 57 places in 84 ms
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 2 with 114 rules applied. Total rules applied 3172 place count 2259 transition count 121522
Ensure Unique test removed 169 transitions
Reduce isomorphic transitions removed 169 transitions.
Iterating post reduction 2 with 169 rules applied. Total rules applied 3341 place count 2259 transition count 121353
Performed 21 Post agglomeration using F-continuation condition with reduction of 5 identical transitions.
Deduced a syphon composed of 21 places in 75 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 3 with 42 rules applied. Total rules applied 3383 place count 2238 transition count 121382
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 3 with 19 rules applied. Total rules applied 3402 place count 2238 transition count 121363
Free-agglomeration rule applied 61 times.
Iterating global reduction 4 with 61 rules applied. Total rules applied 3463 place count 2238 transition count 121302
Reduce places removed 61 places and 0 transitions.
Drop transitions removed 3 transitions
Ensure Unique test removed 963 transitions
Reduce isomorphic transitions removed 966 transitions.
Iterating post reduction 4 with 1027 rules applied. Total rules applied 4490 place count 2177 transition count 120336
Free-agglomeration rule applied 3 times.
Iterating global reduction 5 with 3 rules applied. Total rules applied 4493 place count 2177 transition count 120333
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 4497 place count 2174 transition count 120332
Free-agglomeration rule (complex) applied 179 times with reduction of 19333 identical transitions.
Iterating global reduction 6 with 179 rules applied. Total rules applied 4676 place count 2174 transition count 169122
Reduce places removed 179 places and 0 transitions.
Drop transitions removed 211 transitions
Ensure Unique test removed 13105 transitions
Reduce isomorphic transitions removed 13316 transitions.
Iterating post reduction 6 with 13495 rules applied. Total rules applied 18171 place count 1995 transition count 155806
Applied a total of 18171 rules in 10899 ms. Remains 1995 /2339 variables (removed 344) and now considering 155806/124709 (removed -31097) transitions.
Finished structural reductions, in 1 iterations. Remains : 1995/2339 places, 155806/124709 transitions.
Normalized transition count is 124136 out of 155806 initially.
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 10:57:33] [INFO ] Computed 15 place invariants in 1249 ms
Interrupted random walk after 350770 steps, including 2 resets, run timeout after 30001 ms. (steps per millisecond=11 ) properties seen 0
Interrupted Best-First random walk after 411759 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=82 ) properties seen 0
Interrupted Best-First random walk after 431724 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=86 ) properties seen 0
Interrupted Best-First random walk after 440093 steps, including 8 resets, run timeout after 5001 ms. (steps per millisecond=88 ) properties seen 0
Interrupted Best-First random walk after 460348 steps, including 3 resets, run timeout after 5001 ms. (steps per millisecond=92 ) properties seen 0
Interrupted Best-First random walk after 501158 steps, including 5 resets, run timeout after 5001 ms. (steps per millisecond=100 ) properties seen 0
Interrupted Best-First random walk after 476491 steps, including 14 resets, run timeout after 5001 ms. (steps per millisecond=95 ) properties seen 0
Interrupted Best-First random walk after 467651 steps, including 5 resets, run timeout after 5001 ms. (steps per millisecond=93 ) properties seen 0
Interrupted Best-First random walk after 467959 steps, including 3 resets, run timeout after 5001 ms. (steps per millisecond=93 ) properties seen 0
Interrupted Best-First random walk after 440980 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=88 ) properties seen 0
Interrupted Best-First random walk after 451531 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=90 ) properties seen 0
[2023-03-18 10:58:54] [INFO ] Flow matrix only has 124136 transitions (discarded 31670 similar events)
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 10:58:55] [INFO ] Computed 15 place invariants in 944 ms
[2023-03-18 10:58:55] [INFO ] [Real]Absence check using 15 positive place invariants in 23 ms returned sat
[2023-03-18 10:58:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 10:59:33] [INFO ] [Real]Absence check using state equation in 38564 ms returned sat
[2023-03-18 10:59:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 10:59:35] [INFO ] [Nat]Absence check using 15 positive place invariants in 25 ms returned sat
[2023-03-18 10:59:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:00:15] [INFO ] [Nat]Absence check using state equation in 39736 ms returned sat
[2023-03-18 11:00:17] [INFO ] State equation strengthened by 7088 read => feed constraints.
[2023-03-18 11:00:20] [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:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 11:00:21] [INFO ] [Real]Absence check using 15 positive place invariants in 154 ms returned sat
[2023-03-18 11:00:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:01:01] [INFO ] [Real]Absence check using state equation in 40493 ms returned sat
[2023-03-18 11:01:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 11:01:03] [INFO ] [Nat]Absence check using 15 positive place invariants in 24 ms returned sat
[2023-03-18 11:01:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:01:44] [INFO ] [Nat]Absence check using state equation in 40884 ms returned sat
[2023-03-18 11:01:48] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 1
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 11:01:48] [INFO ] [Real]Absence check using 15 positive place invariants in 24 ms returned sat
[2023-03-18 11:01:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:02:33] [INFO ] [Real]Absence check using state equation in 44814 ms returned unknown
[2023-03-18 11:02:33] [INFO ] [Real]Absence check using 15 positive place invariants in 22 ms returned sat
[2023-03-18 11:02:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:03:14] [INFO ] [Real]Absence check using state equation in 41288 ms returned sat
[2023-03-18 11:03:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 11:03:16] [INFO ] [Nat]Absence check using 15 positive place invariants in 25 ms returned sat
[2023-03-18 11:03:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:03:58] [INFO ] [Nat]Absence check using state equation in 41680 ms returned sat
[2023-03-18 11:04:01] [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: Broken pipe ... while checking expression at index 3
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 11:04:01] [INFO ] [Real]Absence check using 15 positive place invariants in 23 ms returned sat
[2023-03-18 11:04:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:04:44] [INFO ] [Real]Absence check using state equation in 42373 ms returned sat
[2023-03-18 11:04:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 11:04:46] [INFO ] [Nat]Absence check using 15 positive place invariants in 25 ms returned sat
[2023-03-18 11:04:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:05:30] [INFO ] [Nat]Absence check using state equation in 44037 ms returned sat
[2023-03-18 11:05:31] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 4
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 11:05:31] [INFO ] [Real]Absence check using 15 positive place invariants in 26 ms returned sat
[2023-03-18 11:05:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:06:12] [INFO ] [Real]Absence check using state equation in 41183 ms returned sat
[2023-03-18 11:06:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 11:06:14] [INFO ] [Nat]Absence check using 15 positive place invariants in 25 ms returned sat
[2023-03-18 11:06:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:06:58] [INFO ] [Nat]Absence check using state equation in 43804 ms returned sat
[2023-03-18 11:06:59] [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: Broken pipe ... while checking expression at index 5
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 11:06:59] [INFO ] [Real]Absence check using 15 positive place invariants in 22 ms returned sat
[2023-03-18 11:06:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:07:38] [INFO ] [Real]Absence check using state equation in 39386 ms returned sat
[2023-03-18 11:07:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 11:07:40] [INFO ] [Nat]Absence check using 15 positive place invariants in 26 ms returned sat
[2023-03-18 11:07:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:08:21] [INFO ] [Nat]Absence check using state equation in 40946 ms returned sat
[2023-03-18 11:08:25] [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: Broken pipe ... while checking expression at index 6
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 11:08:25] [INFO ] [Real]Absence check using 15 positive place invariants in 28 ms returned sat
[2023-03-18 11:08:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:09:06] [INFO ] [Real]Absence check using state equation in 40449 ms returned sat
[2023-03-18 11:09:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 11:09:08] [INFO ] [Nat]Absence check using 15 positive place invariants in 24 ms returned sat
[2023-03-18 11:09:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:09:48] [INFO ] [Nat]Absence check using state equation in 40057 ms returned sat
[2023-03-18 11:09:52] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 7
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 11:09:53] [INFO ] [Real]Absence check using 15 positive place invariants in 24 ms returned sat
[2023-03-18 11:09:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:10:32] [INFO ] [Real]Absence check using state equation in 39350 ms returned sat
[2023-03-18 11:10:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 11:10:34] [INFO ] [Nat]Absence check using 15 positive place invariants in 23 ms returned sat
[2023-03-18 11:10:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:11:13] [INFO ] [Nat]Absence check using state equation in 39258 ms returned sat
[2023-03-18 11:11:19] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 8
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:639)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
[2023-03-18 11:11:19] [INFO ] [Real]Absence check using 15 positive place invariants in 23 ms returned sat
[2023-03-18 11:11:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:12:04] [INFO ] [Real]Absence check using state equation in 44821 ms returned unknown
Current structural bounds on expressions (after SMT) : [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Support contains 10 out of 1995 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1995/1995 places, 155806/155806 transitions.
Applied a total of 0 rules in 865 ms. Remains 1995 /1995 variables (removed 0) and now considering 155806/155806 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1995/1995 places, 155806/155806 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 1995/1995 places, 155806/155806 transitions.
Applied a total of 0 rules in 789 ms. Remains 1995 /1995 variables (removed 0) and now considering 155806/155806 (removed 0) transitions.
[2023-03-18 11:12:05] [INFO ] Flow matrix only has 124136 transitions (discarded 31670 similar events)
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:12:06] [INFO ] Computed 15 place invariants in 919 ms
[2023-03-18 11:12:14] [INFO ] Implicit Places using invariants in 8763 ms returned []
Implicit Place search using SMT only with invariants took 8767 ms to find 0 implicit places.
[2023-03-18 11:12:14] [INFO ] Flow matrix only has 124136 transitions (discarded 31670 similar events)
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:12:15] [INFO ] Computed 15 place invariants in 874 ms
[2023-03-18 11:12:45] [INFO ] Performed 84420/155806 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 11:13:08] [INFO ] Dead Transitions using invariants and state equation in 54274 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1995/1995 places, 155806/155806 transitions.
Starting property specific reduction for RERS2020-PT-pb108-UpperBounds-00
Normalized transition count is 124136 out of 155806 initially.
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:13:10] [INFO ] Computed 15 place invariants in 1000 ms
Incomplete random walk after 10000 steps, including 9 resets, run finished after 919 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 133 ms. (steps per millisecond=75 ) properties (out of 1) seen :0
[2023-03-18 11:13:11] [INFO ] Flow matrix only has 124136 transitions (discarded 31670 similar events)
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:13:12] [INFO ] Computed 15 place invariants in 961 ms
[2023-03-18 11:13:12] [INFO ] [Real]Absence check using 15 positive place invariants in 23 ms returned sat
[2023-03-18 11:13:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:13:17] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1995 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1995/1995 places, 155806/155806 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 167 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1994 transition count 155805
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 1994 transition count 155804
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 7 place count 1994 transition count 156059
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 6 transitions
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 1 with 50 rules applied. Total rules applied 57 place count 1990 transition count 156013
Applied a total of 57 rules in 2783 ms. Remains 1990 /1995 variables (removed 5) and now considering 156013/155806 (removed -207) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1995 places, 156013/155806 transitions.
Normalized transition count is 124336 out of 156013 initially.
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:13:21] [INFO ] Computed 15 place invariants in 1002 ms
Interrupted random walk after 377661 steps, including 1 resets, run timeout after 30001 ms. (steps per millisecond=12 ) properties seen 0
Interrupted Best-First random walk after 508397 steps, including 12 resets, run timeout after 5001 ms. (steps per millisecond=101 ) properties seen 0
[2023-03-18 11:13:56] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:13:57] [INFO ] Computed 15 place invariants in 1044 ms
[2023-03-18 11:13:57] [INFO ] [Real]Absence check using 15 positive place invariants in 25 ms returned sat
[2023-03-18 11:13:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:14:42] [INFO ] [Real]Absence check using state equation in 44795 ms returned unknown
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1990 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 769 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 718 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
[2023-03-18 11:14:44] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:14:45] [INFO ] Computed 15 place invariants in 917 ms
[2023-03-18 11:14:53] [INFO ] Implicit Places using invariants in 8864 ms returned []
Implicit Place search using SMT only with invariants took 8867 ms to find 0 implicit places.
[2023-03-18 11:14:53] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:14:54] [INFO ] Computed 15 place invariants in 895 ms
[2023-03-18 11:15:24] [INFO ] Performed 84274/156013 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 11:15:48] [INFO ] Dead Transitions using invariants and state equation in 55162 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Ending property specific reduction for RERS2020-PT-pb108-UpperBounds-00 in 159249 ms.
Starting property specific reduction for RERS2020-PT-pb108-UpperBounds-01
Normalized transition count is 124136 out of 155806 initially.
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:15:49] [INFO ] Computed 15 place invariants in 992 ms
Incomplete random walk after 10000 steps, including 10 resets, run finished after 975 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 1) seen :0
[2023-03-18 11:15:50] [INFO ] Flow matrix only has 124136 transitions (discarded 31670 similar events)
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:15:51] [INFO ] Computed 15 place invariants in 929 ms
[2023-03-18 11:15:51] [INFO ] [Real]Absence check using 15 positive place invariants in 22 ms returned sat
[2023-03-18 11:15:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:15:56] [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: Broken pipe ... 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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1995 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1995/1995 places, 155806/155806 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 78 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1994 transition count 155805
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 1994 transition count 155804
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 7 place count 1994 transition count 156059
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 6 transitions
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 1 with 50 rules applied. Total rules applied 57 place count 1990 transition count 156013
Applied a total of 57 rules in 2303 ms. Remains 1990 /1995 variables (removed 5) and now considering 156013/155806 (removed -207) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1995 places, 156013/155806 transitions.
Normalized transition count is 124336 out of 156013 initially.
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:15:59] [INFO ] Computed 15 place invariants in 913 ms
Interrupted random walk after 372745 steps, including 9 resets, run timeout after 30001 ms. (steps per millisecond=12 ) properties seen 0
Interrupted Best-First random walk after 502457 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=100 ) properties seen 0
[2023-03-18 11:16:35] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:16:35] [INFO ] Computed 15 place invariants in 887 ms
[2023-03-18 11:16:36] [INFO ] [Real]Absence check using 15 positive place invariants in 22 ms returned sat
[2023-03-18 11:16:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:17:21] [INFO ] [Real]Absence check using state equation in 44800 ms returned unknown
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1990 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 799 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 795 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
[2023-03-18 11:17:22] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:17:23] [INFO ] Computed 15 place invariants in 1109 ms
[2023-03-18 11:17:31] [INFO ] Implicit Places using invariants in 9043 ms returned []
Implicit Place search using SMT only with invariants took 9044 ms to find 0 implicit places.
[2023-03-18 11:17:31] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:17:32] [INFO ] Computed 15 place invariants in 880 ms
[2023-03-18 11:18:02] [INFO ] Performed 84782/156013 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 11:18:26] [INFO ] Dead Transitions using invariants and state equation in 55020 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Ending property specific reduction for RERS2020-PT-pb108-UpperBounds-01 in 158473 ms.
Starting property specific reduction for RERS2020-PT-pb108-UpperBounds-03
Normalized transition count is 124136 out of 155806 initially.
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:18:27] [INFO ] Computed 15 place invariants in 884 ms
Incomplete random walk after 10000 steps, including 12 resets, run finished after 1030 ms. (steps per millisecond=9 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 1) seen :0
[2023-03-18 11:18:29] [INFO ] Flow matrix only has 124136 transitions (discarded 31670 similar events)
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:18:29] [INFO ] Computed 15 place invariants in 953 ms
[2023-03-18 11:18:30] [INFO ] [Real]Absence check using 15 positive place invariants in 22 ms returned sat
[2023-03-18 11:18:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:18:35] [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: Broken pipe ... 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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1995 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1995/1995 places, 155806/155806 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 132 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1994 transition count 155805
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 1994 transition count 155804
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 7 place count 1994 transition count 156059
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 6 transitions
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 1 with 50 rules applied. Total rules applied 57 place count 1990 transition count 156013
Applied a total of 57 rules in 2361 ms. Remains 1990 /1995 variables (removed 5) and now considering 156013/155806 (removed -207) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1995 places, 156013/155806 transitions.
Normalized transition count is 124336 out of 156013 initially.
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:18:38] [INFO ] Computed 15 place invariants in 979 ms
Interrupted random walk after 386209 steps, including 7 resets, run timeout after 30001 ms. (steps per millisecond=12 ) properties seen 0
Interrupted Best-First random walk after 501599 steps, including 14 resets, run timeout after 5001 ms. (steps per millisecond=100 ) properties seen 0
[2023-03-18 11:19:13] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:19:14] [INFO ] Computed 15 place invariants in 946 ms
[2023-03-18 11:19:14] [INFO ] [Real]Absence check using 15 positive place invariants in 24 ms returned sat
[2023-03-18 11:19:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:19:59] [INFO ] [Real]Absence check using state equation in 44822 ms returned unknown
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1990 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 734 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 737 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
[2023-03-18 11:20:01] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:20:02] [INFO ] Computed 15 place invariants in 1013 ms
[2023-03-18 11:20:10] [INFO ] Implicit Places using invariants in 9626 ms returned []
Implicit Place search using SMT only with invariants took 9631 ms to find 0 implicit places.
[2023-03-18 11:20:10] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:20:12] [INFO ] Computed 15 place invariants in 1643 ms
[2023-03-18 11:20:42] [INFO ] Performed 80321/156013 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 11:21:08] [INFO ] Dead Transitions using invariants and state equation in 57826 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Ending property specific reduction for RERS2020-PT-pb108-UpperBounds-03 in 161902 ms.
Starting property specific reduction for RERS2020-PT-pb108-UpperBounds-06
Normalized transition count is 124136 out of 155806 initially.
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:21:09] [INFO ] Computed 15 place invariants in 944 ms
Incomplete random walk after 10000 steps, including 21 resets, run finished after 981 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 1) seen :0
[2023-03-18 11:21:11] [INFO ] Flow matrix only has 124136 transitions (discarded 31670 similar events)
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:21:12] [INFO ] Computed 15 place invariants in 1006 ms
[2023-03-18 11:21:12] [INFO ] [Real]Absence check using 15 positive place invariants in 23 ms returned sat
[2023-03-18 11:21:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:21:17] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... 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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1995 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1995/1995 places, 155806/155806 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 78 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1994 transition count 155805
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 1994 transition count 155804
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 1 with 3 rules applied. Total rules applied 6 place count 1994 transition count 156045
Reduce places removed 3 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 1 with 34 rules applied. Total rules applied 40 place count 1991 transition count 156014
Applied a total of 40 rules in 2294 ms. Remains 1991 /1995 variables (removed 4) and now considering 156014/155806 (removed -208) transitions.
Finished structural reductions, in 1 iterations. Remains : 1991/1995 places, 156014/155806 transitions.
Normalized transition count is 124338 out of 156014 initially.
// Phase 1: matrix 124338 rows 1991 cols
[2023-03-18 11:21:20] [INFO ] Computed 15 place invariants in 970 ms
Interrupted random walk after 358796 steps, including 6 resets, run timeout after 30001 ms. (steps per millisecond=11 ) properties seen 0
Interrupted Best-First random walk after 456519 steps, including 5 resets, run timeout after 5001 ms. (steps per millisecond=91 ) properties seen 0
[2023-03-18 11:21:55] [INFO ] Flow matrix only has 124338 transitions (discarded 31676 similar events)
// Phase 1: matrix 124338 rows 1991 cols
[2023-03-18 11:21:56] [INFO ] Computed 15 place invariants in 1053 ms
[2023-03-18 11:21:56] [INFO ] [Real]Absence check using 15 positive place invariants in 24 ms returned sat
[2023-03-18 11:21:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:22:41] [INFO ] [Real]Absence check using state equation in 44828 ms returned unknown
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1991 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1991/1991 places, 156014/156014 transitions.
Applied a total of 0 rules in 752 ms. Remains 1991 /1991 variables (removed 0) and now considering 156014/156014 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1991/1991 places, 156014/156014 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 1991/1991 places, 156014/156014 transitions.
Applied a total of 0 rules in 744 ms. Remains 1991 /1991 variables (removed 0) and now considering 156014/156014 (removed 0) transitions.
[2023-03-18 11:22:43] [INFO ] Flow matrix only has 124338 transitions (discarded 31676 similar events)
// Phase 1: matrix 124338 rows 1991 cols
[2023-03-18 11:22:44] [INFO ] Computed 15 place invariants in 1077 ms
[2023-03-18 11:22:52] [INFO ] Implicit Places using invariants in 9092 ms returned []
Implicit Place search using SMT only with invariants took 9095 ms to find 0 implicit places.
[2023-03-18 11:22:52] [INFO ] Flow matrix only has 124338 transitions (discarded 31676 similar events)
// Phase 1: matrix 124338 rows 1991 cols
[2023-03-18 11:22:53] [INFO ] Computed 15 place invariants in 937 ms
[2023-03-18 11:23:23] [INFO ] Performed 82139/156014 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 11:23:49] [INFO ] Dead Transitions using invariants and state equation in 56848 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1991/1991 places, 156014/156014 transitions.
Ending property specific reduction for RERS2020-PT-pb108-UpperBounds-06 in 160542 ms.
Starting property specific reduction for RERS2020-PT-pb108-UpperBounds-08
Normalized transition count is 124136 out of 155806 initially.
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:23:50] [INFO ] Computed 15 place invariants in 871 ms
Incomplete random walk after 10000 steps, including 4 resets, run finished after 850 ms. (steps per millisecond=11 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 1) seen :0
[2023-03-18 11:23:51] [INFO ] Flow matrix only has 124136 transitions (discarded 31670 similar events)
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:23:52] [INFO ] Computed 15 place invariants in 890 ms
[2023-03-18 11:23:52] [INFO ] [Real]Absence check using 15 positive place invariants in 22 ms returned sat
[2023-03-18 11:23:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:23:57] [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: Broken pipe ... 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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1995 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1995/1995 places, 155806/155806 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 130 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1994 transition count 155805
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 1994 transition count 155804
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 7 place count 1994 transition count 156059
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 6 transitions
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 1 with 50 rules applied. Total rules applied 57 place count 1990 transition count 156013
Applied a total of 57 rules in 2357 ms. Remains 1990 /1995 variables (removed 5) and now considering 156013/155806 (removed -207) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1995 places, 156013/155806 transitions.
Normalized transition count is 124336 out of 156013 initially.
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:24:00] [INFO ] Computed 15 place invariants in 1073 ms
Interrupted random walk after 356591 steps, including 6 resets, run timeout after 30001 ms. (steps per millisecond=11 ) properties seen 0
Interrupted Best-First random walk after 482639 steps, including 4 resets, run timeout after 5001 ms. (steps per millisecond=96 ) properties seen 0
[2023-03-18 11:24:35] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:24:36] [INFO ] Computed 15 place invariants in 888 ms
[2023-03-18 11:24:37] [INFO ] [Real]Absence check using 15 positive place invariants in 24 ms returned sat
[2023-03-18 11:24:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:25:17] [INFO ] [Real]Absence check using state equation in 40510 ms returned sat
[2023-03-18 11:25:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 11:25:19] [INFO ] [Nat]Absence check using 15 positive place invariants in 24 ms returned sat
[2023-03-18 11:25:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:25:59] [INFO ] [Nat]Absence check using state equation in 39553 ms returned sat
[2023-03-18 11:26:00] [INFO ] State equation strengthened by 7095 read => feed constraints.
[2023-03-18 11:26:04] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... 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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1990 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 1156 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 794 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
[2023-03-18 11:26:06] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:26:07] [INFO ] Computed 15 place invariants in 1020 ms
[2023-03-18 11:26:15] [INFO ] Implicit Places using invariants in 8843 ms returned []
Implicit Place search using SMT only with invariants took 8846 ms to find 0 implicit places.
[2023-03-18 11:26:15] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:26:16] [INFO ] Computed 15 place invariants in 876 ms
[2023-03-18 11:26:46] [INFO ] Performed 83758/156013 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 11:27:10] [INFO ] Dead Transitions using invariants and state equation in 55879 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Ending property specific reduction for RERS2020-PT-pb108-UpperBounds-08 in 201875 ms.
Starting property specific reduction for RERS2020-PT-pb108-UpperBounds-10
Normalized transition count is 124136 out of 155806 initially.
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:27:12] [INFO ] Computed 15 place invariants in 880 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 950 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 1) seen :0
[2023-03-18 11:27:13] [INFO ] Flow matrix only has 124136 transitions (discarded 31670 similar events)
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:27:14] [INFO ] Computed 15 place invariants in 993 ms
[2023-03-18 11:27:14] [INFO ] [Real]Absence check using 15 positive place invariants in 21 ms returned sat
[2023-03-18 11:27:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:27:19] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... 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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1995 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1995/1995 places, 155806/155806 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 112 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1994 transition count 155805
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 1994 transition count 155804
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 7 place count 1994 transition count 156059
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 6 transitions
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 1 with 50 rules applied. Total rules applied 57 place count 1990 transition count 156013
Applied a total of 57 rules in 2405 ms. Remains 1990 /1995 variables (removed 5) and now considering 156013/155806 (removed -207) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1995 places, 156013/155806 transitions.
Normalized transition count is 124336 out of 156013 initially.
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:27:22] [INFO ] Computed 15 place invariants in 884 ms
Interrupted random walk after 339533 steps, including 8 resets, run timeout after 30001 ms. (steps per millisecond=11 ) properties seen 0
Interrupted Best-First random walk after 429000 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=85 ) properties seen 0
[2023-03-18 11:27:57] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:27:59] [INFO ] Computed 15 place invariants in 1157 ms
[2023-03-18 11:27:59] [INFO ] [Real]Absence check using 15 positive place invariants in 23 ms returned sat
[2023-03-18 11:27:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:28:39] [INFO ] [Real]Absence check using state equation in 40025 ms returned sat
[2023-03-18 11:28:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 11:28:41] [INFO ] [Nat]Absence check using 15 positive place invariants in 43 ms returned sat
[2023-03-18 11:28:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:29:21] [INFO ] [Nat]Absence check using state equation in 39934 ms returned sat
[2023-03-18 11:29:21] [INFO ] State equation strengthened by 7095 read => feed constraints.
[2023-03-18 11:29:25] [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: Broken pipe ... 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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1990 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 795 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 857 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
[2023-03-18 11:29:27] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:29:28] [INFO ] Computed 15 place invariants in 902 ms
[2023-03-18 11:29:36] [INFO ] Implicit Places using invariants in 8788 ms returned []
Implicit Place search using SMT only with invariants took 8788 ms to find 0 implicit places.
[2023-03-18 11:29:36] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:29:37] [INFO ] Computed 15 place invariants in 879 ms
[2023-03-18 11:30:07] [INFO ] Performed 87375/156013 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 11:30:31] [INFO ] Dead Transitions using invariants and state equation in 54728 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Ending property specific reduction for RERS2020-PT-pb108-UpperBounds-10 in 200138 ms.
Starting property specific reduction for RERS2020-PT-pb108-UpperBounds-12
Normalized transition count is 124136 out of 155806 initially.
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:30:32] [INFO ] Computed 15 place invariants in 1166 ms
Incomplete random walk after 10000 steps, including 5 resets, run finished after 1048 ms. (steps per millisecond=9 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 1) seen :0
[2023-03-18 11:30:33] [INFO ] Flow matrix only has 124136 transitions (discarded 31670 similar events)
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:30:34] [INFO ] Computed 15 place invariants in 1113 ms
[2023-03-18 11:30:35] [INFO ] [Real]Absence check using 15 positive place invariants in 23 ms returned sat
[2023-03-18 11:30:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:30:39] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1995 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1995/1995 places, 155806/155806 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 123 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1994 transition count 155805
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 1994 transition count 155804
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 7 place count 1994 transition count 156059
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 6 transitions
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 1 with 50 rules applied. Total rules applied 57 place count 1990 transition count 156013
Applied a total of 57 rules in 2349 ms. Remains 1990 /1995 variables (removed 5) and now considering 156013/155806 (removed -207) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1995 places, 156013/155806 transitions.
Normalized transition count is 124336 out of 156013 initially.
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:30:43] [INFO ] Computed 15 place invariants in 992 ms
Interrupted random walk after 361630 steps, including 1 resets, run timeout after 30001 ms. (steps per millisecond=12 ) properties seen 0
Interrupted Best-First random walk after 490389 steps, including 14 resets, run timeout after 5001 ms. (steps per millisecond=98 ) properties seen 0
[2023-03-18 11:31:18] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:31:19] [INFO ] Computed 15 place invariants in 881 ms
[2023-03-18 11:31:19] [INFO ] [Real]Absence check using 15 positive place invariants in 23 ms returned sat
[2023-03-18 11:31:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:31:59] [INFO ] [Real]Absence check using state equation in 40164 ms returned sat
[2023-03-18 11:32:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 11:32:01] [INFO ] [Nat]Absence check using 15 positive place invariants in 24 ms returned sat
[2023-03-18 11:32:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:32:41] [INFO ] [Nat]Absence check using state equation in 40334 ms returned sat
[2023-03-18 11:32:42] [INFO ] State equation strengthened by 7095 read => feed constraints.
[2023-03-18 11:32:46] [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:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1990 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 779 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 789 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
[2023-03-18 11:32:48] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:32:49] [INFO ] Computed 15 place invariants in 1112 ms
[2023-03-18 11:32:57] [INFO ] Implicit Places using invariants in 9214 ms returned []
Implicit Place search using SMT only with invariants took 9215 ms to find 0 implicit places.
[2023-03-18 11:32:57] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:32:58] [INFO ] Computed 15 place invariants in 878 ms
[2023-03-18 11:33:28] [INFO ] Performed 82300/156013 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 11:33:54] [INFO ] Dead Transitions using invariants and state equation in 57367 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Ending property specific reduction for RERS2020-PT-pb108-UpperBounds-12 in 203491 ms.
Starting property specific reduction for RERS2020-PT-pb108-UpperBounds-13
Normalized transition count is 124136 out of 155806 initially.
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:33:56] [INFO ] Computed 15 place invariants in 1204 ms
Incomplete random walk after 10000 steps, including 4 resets, run finished after 901 ms. (steps per millisecond=11 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 1) seen :0
[2023-03-18 11:33:57] [INFO ] Flow matrix only has 124136 transitions (discarded 31670 similar events)
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:33:58] [INFO ] Computed 15 place invariants in 1148 ms
[2023-03-18 11:33:58] [INFO ] [Real]Absence check using 15 positive place invariants in 22 ms returned sat
[2023-03-18 11:33:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:34:03] [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: Broken pipe ... 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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1995 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1995/1995 places, 155806/155806 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 97 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1994 transition count 155805
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 1994 transition count 155804
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 7 place count 1994 transition count 156059
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 6 transitions
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 1 with 50 rules applied. Total rules applied 57 place count 1990 transition count 156013
Applied a total of 57 rules in 2937 ms. Remains 1990 /1995 variables (removed 5) and now considering 156013/155806 (removed -207) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1995 places, 156013/155806 transitions.
Normalized transition count is 124336 out of 156013 initially.
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:34:07] [INFO ] Computed 15 place invariants in 938 ms
Interrupted random walk after 392846 steps, including 6 resets, run timeout after 30001 ms. (steps per millisecond=13 ) properties seen 0
Interrupted Best-First random walk after 523885 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=104 ) properties seen 0
[2023-03-18 11:34:42] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:34:43] [INFO ] Computed 15 place invariants in 854 ms
[2023-03-18 11:34:43] [INFO ] [Real]Absence check using 15 positive place invariants in 22 ms returned sat
[2023-03-18 11:34:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:35:23] [INFO ] [Real]Absence check using state equation in 39872 ms returned sat
[2023-03-18 11:35:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 11:35:25] [INFO ] [Nat]Absence check using 15 positive place invariants in 23 ms returned sat
[2023-03-18 11:35:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:36:05] [INFO ] [Nat]Absence check using state equation in 39932 ms returned sat
[2023-03-18 11:36:05] [INFO ] State equation strengthened by 7095 read => feed constraints.
[2023-03-18 11:36:10] [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: Broken pipe ... 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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1990 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 775 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 1990/1990 places, 156013/156013 transitions.
Applied a total of 0 rules in 712 ms. Remains 1990 /1990 variables (removed 0) and now considering 156013/156013 (removed 0) transitions.
[2023-03-18 11:36:11] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:36:12] [INFO ] Computed 15 place invariants in 896 ms
[2023-03-18 11:36:20] [INFO ] Implicit Places using invariants in 8808 ms returned []
Implicit Place search using SMT only with invariants took 8809 ms to find 0 implicit places.
[2023-03-18 11:36:20] [INFO ] Flow matrix only has 124336 transitions (discarded 31677 similar events)
// Phase 1: matrix 124336 rows 1990 cols
[2023-03-18 11:36:21] [INFO ] Computed 15 place invariants in 933 ms
[2023-03-18 11:36:51] [INFO ] Performed 85004/156013 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 11:37:14] [INFO ] Dead Transitions using invariants and state equation in 54575 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1990/1990 places, 156013/156013 transitions.
Ending property specific reduction for RERS2020-PT-pb108-UpperBounds-13 in 200285 ms.
Starting property specific reduction for RERS2020-PT-pb108-UpperBounds-14
Normalized transition count is 124136 out of 155806 initially.
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:37:16] [INFO ] Computed 15 place invariants in 846 ms
Incomplete random walk after 10000 steps, including 3 resets, run finished after 949 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 1) seen :0
[2023-03-18 11:37:17] [INFO ] Flow matrix only has 124136 transitions (discarded 31670 similar events)
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:37:18] [INFO ] Computed 15 place invariants in 828 ms
[2023-03-18 11:37:18] [INFO ] [Real]Absence check using 15 positive place invariants in 21 ms returned sat
[2023-03-18 11:37:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:37:23] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1995 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1995/1995 places, 155806/155806 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 74 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1994 transition count 155805
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 1994 transition count 155804
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 1 with 3 rules applied. Total rules applied 6 place count 1994 transition count 155928
Reduce places removed 3 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 1 with 34 rules applied. Total rules applied 40 place count 1991 transition count 155897
Applied a total of 40 rules in 2219 ms. Remains 1991 /1995 variables (removed 4) and now considering 155897/155806 (removed -91) transitions.
Finished structural reductions, in 1 iterations. Remains : 1991/1995 places, 155897/155806 transitions.
Normalized transition count is 124221 out of 155897 initially.
// Phase 1: matrix 124221 rows 1991 cols
[2023-03-18 11:37:26] [INFO ] Computed 15 place invariants in 858 ms
Interrupted random walk after 369656 steps, including 10 resets, run timeout after 30001 ms. (steps per millisecond=12 ) properties seen 0
Interrupted Best-First random walk after 498547 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=99 ) properties seen 0
[2023-03-18 11:38:01] [INFO ] Flow matrix only has 124221 transitions (discarded 31676 similar events)
// Phase 1: matrix 124221 rows 1991 cols
[2023-03-18 11:38:02] [INFO ] Computed 15 place invariants in 850 ms
[2023-03-18 11:38:02] [INFO ] [Real]Absence check using 15 positive place invariants in 22 ms returned sat
[2023-03-18 11:38:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:38:42] [INFO ] [Real]Absence check using state equation in 40126 ms returned sat
[2023-03-18 11:38:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 11:38:44] [INFO ] [Nat]Absence check using 15 positive place invariants in 23 ms returned sat
[2023-03-18 11:38:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:39:26] [INFO ] [Nat]Absence check using state equation in 41894 ms returned sat
[2023-03-18 11:39:27] [INFO ] State equation strengthened by 7089 read => feed constraints.
[2023-03-18 11:39:29] [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: Broken pipe ... 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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1991 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1991/1991 places, 155897/155897 transitions.
Applied a total of 0 rules in 854 ms. Remains 1991 /1991 variables (removed 0) and now considering 155897/155897 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1991/1991 places, 155897/155897 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 1991/1991 places, 155897/155897 transitions.
Applied a total of 0 rules in 783 ms. Remains 1991 /1991 variables (removed 0) and now considering 155897/155897 (removed 0) transitions.
[2023-03-18 11:39:31] [INFO ] Flow matrix only has 124221 transitions (discarded 31676 similar events)
// Phase 1: matrix 124221 rows 1991 cols
[2023-03-18 11:39:31] [INFO ] Computed 15 place invariants in 821 ms
[2023-03-18 11:39:39] [INFO ] Implicit Places using invariants in 8450 ms returned []
Implicit Place search using SMT only with invariants took 8451 ms to find 0 implicit places.
[2023-03-18 11:39:39] [INFO ] Flow matrix only has 124221 transitions (discarded 31676 similar events)
// Phase 1: matrix 124221 rows 1991 cols
[2023-03-18 11:39:40] [INFO ] Computed 15 place invariants in 1098 ms
[2023-03-18 11:40:10] [INFO ] Performed 84948/155897 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 11:40:34] [INFO ] Dead Transitions using invariants and state equation in 54888 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1991/1991 places, 155897/155897 transitions.
Ending property specific reduction for RERS2020-PT-pb108-UpperBounds-14 in 199423 ms.
Starting property specific reduction for RERS2020-PT-pb108-UpperBounds-15
Normalized transition count is 124136 out of 155806 initially.
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:40:35] [INFO ] Computed 15 place invariants in 967 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 909 ms. (steps per millisecond=11 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 1) seen :0
[2023-03-18 11:40:36] [INFO ] Flow matrix only has 124136 transitions (discarded 31670 similar events)
// Phase 1: matrix 124136 rows 1995 cols
[2023-03-18 11:40:37] [INFO ] Computed 15 place invariants in 915 ms
[2023-03-18 11:40:37] [INFO ] [Real]Absence check using 15 positive place invariants in 22 ms returned sat
[2023-03-18 11:40:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:40:42] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:901)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1995 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1995/1995 places, 155806/155806 transitions.
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1995 transition count 155951
Reduce places removed 2 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 0 with 32 rules applied. Total rules applied 34 place count 1993 transition count 155921
Applied a total of 34 rules in 1589 ms. Remains 1993 /1995 variables (removed 2) and now considering 155921/155806 (removed -115) transitions.
Finished structural reductions, in 1 iterations. Remains : 1993/1995 places, 155921/155806 transitions.
Normalized transition count is 124249 out of 155921 initially.
// Phase 1: matrix 124249 rows 1993 cols
[2023-03-18 11:40:45] [INFO ] Computed 15 place invariants in 773 ms
Interrupted random walk after 453160 steps, including 11 resets, run timeout after 30001 ms. (steps per millisecond=15 ) properties seen 0
Interrupted Best-First random walk after 569487 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=113 ) properties seen 0
[2023-03-18 11:41:20] [INFO ] Flow matrix only has 124249 transitions (discarded 31672 similar events)
// Phase 1: matrix 124249 rows 1993 cols
[2023-03-18 11:41:20] [INFO ] Computed 15 place invariants in 754 ms
[2023-03-18 11:41:21] [INFO ] [Real]Absence check using 15 positive place invariants in 20 ms returned sat
[2023-03-18 11:41:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 11:41:58] [INFO ] [Real]Absence check using state equation in 37674 ms returned sat
[2023-03-18 11:42:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 11:42:00] [INFO ] [Nat]Absence check using 15 positive place invariants in 21 ms returned sat
[2023-03-18 11:42:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 11:42:39] [INFO ] [Nat]Absence check using state equation in 38566 ms returned sat
[2023-03-18 11:42:39] [INFO ] State equation strengthened by 7093 read => feed constraints.
[2023-03-18 11:42:45] [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: Broken pipe ... 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: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:242)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:910)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2622)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:189)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:657)
at fr.lip6.move.gal.application.Application.start(Application.java:174)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
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:401)
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:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
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)
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 1993 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1993/1993 places, 155921/155921 transitions.
Applied a total of 0 rules in 653 ms. Remains 1993 /1993 variables (removed 0) and now considering 155921/155921 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1993/1993 places, 155921/155921 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 1993/1993 places, 155921/155921 transitions.
Applied a total of 0 rules in 812 ms. Remains 1993 /1993 variables (removed 0) and now considering 155921/155921 (removed 0) transitions.
[2023-03-18 11:42:46] [INFO ] Flow matrix only has 124249 transitions (discarded 31672 similar events)
// Phase 1: matrix 124249 rows 1993 cols
[2023-03-18 11:42:47] [INFO ] Computed 15 place invariants in 785 ms
[2023-03-18 11:42:54] [INFO ] Implicit Places using invariants in 8058 ms returned []
Implicit Place search using SMT only with invariants took 8058 ms to find 0 implicit places.
[2023-03-18 11:42:54] [INFO ] Flow matrix only has 124249 transitions (discarded 31672 similar events)
// Phase 1: matrix 124249 rows 1993 cols
[2023-03-18 11:42:55] [INFO ] Computed 15 place invariants in 812 ms
[2023-03-18 11:43:25] [INFO ] Performed 85258/155921 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 11:43:48] [INFO ] Dead Transitions using invariants and state equation in 53210 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1993/1993 places, 155921/155921 transitions.
Ending property specific reduction for RERS2020-PT-pb108-UpperBounds-15 in 193710 ms.
[2023-03-18 11:43:53] [INFO ] Flatten gal took : 4483 ms
[2023-03-18 11:43:55] [INFO ] Applying decomposition
[2023-03-18 11:43:59] [INFO ] Flatten gal took : 4521 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/convert-linux64' '-i' '/tmp/graph11711662112540320976.txt' '-o' '/tmp/graph11711662112540320976.bin' '-w' '/tmp/graph11711662112540320976.weights'
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph11711662112540320976.bin' '-l' '-1' '-v' '-w' '/tmp/graph11711662112540320976.weights' '-q' '0' '-e' '0.001'
[2023-03-18 11:44:07] [INFO ] Decomposing Gal with order
[2023-03-18 11:44:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-18 11:44:48] [INFO ] Removed a total of 291429 redundant transitions.
[2023-03-18 11:44:53] [INFO ] Flatten gal took : 41306 ms
[2023-03-18 11:45:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 8986 labels/synchronizations in 7142 ms.
[2023-03-18 11:45:08] [INFO ] Time to serialize gal into /tmp/UpperBounds6229511190573737052.gal : 501 ms
[2023-03-18 11:45:08] [INFO ] Time to serialize properties into /tmp/UpperBounds972411738751946827.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds6229511190573737052.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds972411738751946827.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...273
Loading property file /tmp/UpperBounds972411738751946827.prop.
ITS-tools command line returned an error code 137
[2023-03-18 11:54:49] [INFO ] Applying decomposition
[2023-03-18 11:54:54] [INFO ] Flatten gal took : 4833 ms
[2023-03-18 11:54:56] [INFO ] Decomposing Gal with order
[2023-03-18 11:54:56] [INFO ] Rewriting arrays to variables to allow decomposition.

BK_TIME_CONFINEMENT_REACHED

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination UpperBounds -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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="RERS2020-PT-pb108"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2022"
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 gold2022"
echo " Input is RERS2020-PT-pb108, 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 r351-tall-167889220800035"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS2020-PT-pb108.tgz
mv RERS2020-PT-pb108 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 ;