About the Execution of GreatSPN+red for ASLink-PT-06b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 1030.764 | 248269.00 | 303823.00 | 668.30 | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r003-smll-171620117000101.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is ASLink-PT-06b, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r003-smll-171620117000101
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 51K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.3K May 19 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 19 15:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 17:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.8K Apr 11 18:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 102K Apr 11 18:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 921K May 18 16:42 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME ASLink-PT-06b-UpperBounds-00
FORMULA_NAME ASLink-PT-06b-UpperBounds-01
FORMULA_NAME ASLink-PT-06b-UpperBounds-02
FORMULA_NAME ASLink-PT-06b-UpperBounds-03
FORMULA_NAME ASLink-PT-06b-UpperBounds-04
FORMULA_NAME ASLink-PT-06b-UpperBounds-05
FORMULA_NAME ASLink-PT-06b-UpperBounds-06
FORMULA_NAME ASLink-PT-06b-UpperBounds-07
FORMULA_NAME ASLink-PT-06b-UpperBounds-08
FORMULA_NAME ASLink-PT-06b-UpperBounds-09
FORMULA_NAME ASLink-PT-06b-UpperBounds-10
FORMULA_NAME ASLink-PT-06b-UpperBounds-11
FORMULA_NAME ASLink-PT-06b-UpperBounds-12
FORMULA_NAME ASLink-PT-06b-UpperBounds-13
FORMULA_NAME ASLink-PT-06b-UpperBounds-14
FORMULA_NAME ASLink-PT-06b-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1716315042282
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ASLink-PT-06b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 18:10:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-21 18:10:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 18:10:44] [INFO ] Load time of PNML (sax parser for PT used): 511 ms
[2024-05-21 18:10:44] [INFO ] Transformed 2826 places.
[2024-05-21 18:10:44] [INFO ] Transformed 3513 transitions.
[2024-05-21 18:10:44] [INFO ] Found NUPN structural information;
[2024-05-21 18:10:44] [INFO ] Parsed PT model containing 2826 places and 3513 transitions and 10709 arcs in 771 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 14 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 3513 rows 2826 cols
[2024-05-21 18:10:45] [INFO ] Computed 277 invariants in 173 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (18 resets) in 122 ms. (81 steps per ms)
FORMULA ASLink-PT-06b-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06b-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06b-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06b-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06b-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06b-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06b-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06b-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06b-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06b-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 60006 steps (12 resets) in 124 ms. (480 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
[2024-05-21 18:10:45] [INFO ] Invariant cache hit.
[2024-05-21 18:10:47] [INFO ] [Real]Absence check using 65 positive place invariants in 144 ms returned sat
[2024-05-21 18:10:47] [INFO ] [Real]Absence check using 65 positive and 212 generalized place invariants in 170 ms returned sat
[2024-05-21 18:10:49] [INFO ] [Real]Absence check using state equation in 2447 ms returned sat
[2024-05-21 18:10:53] [INFO ] Deduced a trap composed of 28 places in 3354 ms of which 255 ms to minimize.
[2024-05-21 18:10:53] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 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:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2249)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-21 18:10:54] [INFO ] [Real]Absence check using 65 positive place invariants in 99 ms returned sat
[2024-05-21 18:10:54] [INFO ] [Real]Absence check using 65 positive and 212 generalized place invariants in 133 ms returned sat
[2024-05-21 18:10:56] [INFO ] [Real]Absence check using state equation in 2187 ms returned sat
[2024-05-21 18:10:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 18:10:57] [INFO ] [Nat]Absence check using 65 positive place invariants in 100 ms returned sat
[2024-05-21 18:10:57] [INFO ] [Nat]Absence check using 65 positive and 212 generalized place invariants in 125 ms returned sat
[2024-05-21 18:11:01] [INFO ] [Nat]Absence check using state equation in 4187 ms returned unknown
[2024-05-21 18:11:02] [INFO ] [Real]Absence check using 65 positive place invariants in 103 ms returned sat
[2024-05-21 18:11:02] [INFO ] [Real]Absence check using 65 positive and 212 generalized place invariants in 136 ms returned sat
[2024-05-21 18:11:06] [INFO ] [Real]Absence check using state equation in 4016 ms returned sat
0.0timeout
^^^^^^^^^^
(error "Invalid token: 0.0timeout")
[2024-05-21 18:11:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 18:11:07] [INFO ] [Nat]Absence check using 65 positive place invariants in 102 ms returned sat
[2024-05-21 18:11:07] [INFO ] [Nat]Absence check using 65 positive and 212 generalized place invariants in 105 ms returned sat
[2024-05-21 18:11:10] [INFO ] [Nat]Absence check using state equation in 2755 ms returned sat
[2024-05-21 18:11:11] [INFO ] Deduced a trap composed of 126 places in 1198 ms of which 16 ms to minimize.
[2024-05-21 18:11:11] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 2
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-21 18:11:12] [INFO ] [Real]Absence check using 65 positive place invariants in 110 ms returned sat
[2024-05-21 18:11:12] [INFO ] [Real]Absence check using 65 positive and 212 generalized place invariants in 150 ms returned sat
[2024-05-21 18:11:15] [INFO ] [Real]Absence check using state equation in 2921 ms returned sat
[2024-05-21 18:11:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 18:11:16] [INFO ] [Nat]Absence check using 65 positive place invariants in 105 ms returned sat
[2024-05-21 18:11:16] [INFO ] [Nat]Absence check using 65 positive and 212 generalized place invariants in 113 ms returned sat
[2024-05-21 18:11:20] [INFO ] [Nat]Absence check using state equation in 3130 ms returned sat
[2024-05-21 18:11:20] [INFO ] Computed and/alt/rep : 2957/6472/2957 causal constraints (skipped 555 transitions) in 323 ms.
Maximisation of solution failed !
Minimization took 1 ms.
[2024-05-21 18:11:21] [INFO ] [Real]Absence check using 65 positive place invariants in 102 ms returned sat
[2024-05-21 18:11:22] [INFO ] [Real]Absence check using 65 positive and 212 generalized place invariants in 143 ms returned sat
[2024-05-21 18:11:24] [INFO ] [Real]Absence check using state equation in 2818 ms returned sat
[2024-05-21 18:11:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 18:11:25] [INFO ] [Nat]Absence check using 65 positive place invariants in 103 ms returned sat
[2024-05-21 18:11:25] [INFO ] [Nat]Absence check using 65 positive and 212 generalized place invariants in 110 ms returned sat
[2024-05-21 18:11:28] [INFO ] [Nat]Absence check using state equation in 2256 ms returned sat
[2024-05-21 18:11:29] [INFO ] Deduced a trap composed of 21 places in 1499 ms of which 17 ms to minimize.
[2024-05-21 18:11:30] [INFO ] Deduced a trap composed of 53 places in 900 ms of which 11 ms to minimize.
[2024-05-21 18:11:30] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 4
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-21 18:11:31] [INFO ] [Real]Absence check using 65 positive place invariants in 101 ms returned sat
[2024-05-21 18:11:31] [INFO ] [Real]Absence check using 65 positive and 212 generalized place invariants in 145 ms returned sat
[2024-05-21 18:11:34] [INFO ] [Real]Absence check using state equation in 2579 ms returned sat
[2024-05-21 18:11:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 18:11:35] [INFO ] [Nat]Absence check using 65 positive place invariants in 109 ms returned sat
[2024-05-21 18:11:35] [INFO ] [Nat]Absence check using 65 positive and 212 generalized place invariants in 140 ms returned sat
[2024-05-21 18:11:39] [INFO ] [Nat]Absence check using state equation in 3783 ms returned sat
[2024-05-21 18:11:39] [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 5
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:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:954)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
Support contains 6 out of 2826 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2826/2826 places, 3513/3513 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 652 transitions
Trivial Post-agglo rules discarded 652 transitions
Performed 652 trivial Post agglomeration. Transition count delta: 652
Iterating post reduction 0 with 652 rules applied. Total rules applied 652 place count 2826 transition count 2861
Reduce places removed 652 places and 0 transitions.
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 1 with 682 rules applied. Total rules applied 1334 place count 2174 transition count 2831
Reduce places removed 8 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 10 rules applied. Total rules applied 1344 place count 2166 transition count 2829
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1346 place count 2164 transition count 2829
Performed 656 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 656 Pre rules applied. Total rules applied 1346 place count 2164 transition count 2173
Deduced a syphon composed of 656 places in 7 ms
Ensure Unique test removed 63 places
Reduce places removed 719 places and 0 transitions.
Iterating global reduction 4 with 1375 rules applied. Total rules applied 2721 place count 1445 transition count 2173
Discarding 6 places :
Implicit places reduction removed 6 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 39 transitions
Trivial Post-agglo rules discarded 39 transitions
Performed 39 trivial Post agglomeration. Transition count delta: 39
Iterating post reduction 4 with 45 rules applied. Total rules applied 2766 place count 1439 transition count 2134
Reduce places removed 39 places and 0 transitions.
Iterating post reduction 5 with 39 rules applied. Total rules applied 2805 place count 1400 transition count 2134
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 24 Pre rules applied. Total rules applied 2805 place count 1400 transition count 2110
Deduced a syphon composed of 24 places in 16 ms
Ensure Unique test removed 24 places
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 6 with 72 rules applied. Total rules applied 2877 place count 1352 transition count 2110
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 24 Pre rules applied. Total rules applied 2877 place count 1352 transition count 2086
Deduced a syphon composed of 24 places in 15 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 6 with 48 rules applied. Total rules applied 2925 place count 1328 transition count 2086
Discarding 89 places :
Symmetric choice reduction at 6 with 89 rule applications. Total rules 3014 place count 1239 transition count 1997
Iterating global reduction 6 with 89 rules applied. Total rules applied 3103 place count 1239 transition count 1997
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 3104 place count 1239 transition count 1996
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 29 Pre rules applied. Total rules applied 3104 place count 1239 transition count 1967
Deduced a syphon composed of 29 places in 15 ms
Ensure Unique test removed 1 places
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 7 with 59 rules applied. Total rules applied 3163 place count 1209 transition count 1967
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 1 Pre rules applied. Total rules applied 3163 place count 1209 transition count 1966
Deduced a syphon composed of 1 places in 15 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 3 rules applied. Total rules applied 3166 place count 1207 transition count 1966
Discarding 7 places :
Symmetric choice reduction at 7 with 7 rule applications. Total rules 3173 place count 1200 transition count 1921
Iterating global reduction 7 with 7 rules applied. Total rules applied 3180 place count 1200 transition count 1921
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 6 Pre rules applied. Total rules applied 3180 place count 1200 transition count 1915
Deduced a syphon composed of 6 places in 5 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 7 with 12 rules applied. Total rules applied 3192 place count 1194 transition count 1915
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3193 place count 1193 transition count 1907
Iterating global reduction 7 with 1 rules applied. Total rules applied 3194 place count 1193 transition count 1907
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3195 place count 1192 transition count 1899
Iterating global reduction 7 with 1 rules applied. Total rules applied 3196 place count 1192 transition count 1899
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3197 place count 1191 transition count 1891
Iterating global reduction 7 with 1 rules applied. Total rules applied 3198 place count 1191 transition count 1891
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3199 place count 1190 transition count 1883
Iterating global reduction 7 with 1 rules applied. Total rules applied 3200 place count 1190 transition count 1883
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3201 place count 1189 transition count 1875
Iterating global reduction 7 with 1 rules applied. Total rules applied 3202 place count 1189 transition count 1875
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3203 place count 1188 transition count 1867
Iterating global reduction 7 with 1 rules applied. Total rules applied 3204 place count 1188 transition count 1867
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3205 place count 1187 transition count 1859
Iterating global reduction 7 with 1 rules applied. Total rules applied 3206 place count 1187 transition count 1859
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3207 place count 1186 transition count 1851
Iterating global reduction 7 with 1 rules applied. Total rules applied 3208 place count 1186 transition count 1851
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3209 place count 1185 transition count 1843
Iterating global reduction 7 with 1 rules applied. Total rules applied 3210 place count 1185 transition count 1843
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3211 place count 1184 transition count 1835
Iterating global reduction 7 with 1 rules applied. Total rules applied 3212 place count 1184 transition count 1835
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3213 place count 1183 transition count 1827
Iterating global reduction 7 with 1 rules applied. Total rules applied 3214 place count 1183 transition count 1827
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3215 place count 1182 transition count 1819
Iterating global reduction 7 with 1 rules applied. Total rules applied 3216 place count 1182 transition count 1819
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3217 place count 1181 transition count 1811
Iterating global reduction 7 with 1 rules applied. Total rules applied 3218 place count 1181 transition count 1811
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3219 place count 1180 transition count 1803
Iterating global reduction 7 with 1 rules applied. Total rules applied 3220 place count 1180 transition count 1803
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3221 place count 1179 transition count 1795
Iterating global reduction 7 with 1 rules applied. Total rules applied 3222 place count 1179 transition count 1795
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3223 place count 1178 transition count 1787
Iterating global reduction 7 with 1 rules applied. Total rules applied 3224 place count 1178 transition count 1787
Performed 160 Post agglomeration using F-continuation condition.Transition count delta: 160
Deduced a syphon composed of 160 places in 3 ms
Reduce places removed 160 places and 0 transitions.
Iterating global reduction 7 with 320 rules applied. Total rules applied 3544 place count 1018 transition count 1627
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3545 place count 1017 transition count 1626
Ensure Unique test removed 1 places
Iterating global reduction 7 with 2 rules applied. Total rules applied 3547 place count 1016 transition count 1626
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 3548 place count 1015 transition count 1625
Iterating global reduction 7 with 1 rules applied. Total rules applied 3549 place count 1015 transition count 1625
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 7 with 2 rules applied. Total rules applied 3551 place count 1015 transition count 1623
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 3552 place count 1014 transition count 1623
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 3554 place count 1013 transition count 1632
Free-agglomeration rule applied 7 times.
Iterating global reduction 9 with 7 rules applied. Total rules applied 3561 place count 1013 transition count 1625
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 9 with 7 rules applied. Total rules applied 3568 place count 1006 transition count 1625
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 10 with 6 rules applied. Total rules applied 3574 place count 1006 transition count 1619
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 3580 place count 1000 transition count 1619
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 3581 place count 999 transition count 1618
Reduce places removed 12 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 11 with 18 rules applied. Total rules applied 3599 place count 987 transition count 1612
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 3605 place count 981 transition count 1612
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 13 with 18 Pre rules applied. Total rules applied 3605 place count 981 transition count 1594
Deduced a syphon composed of 18 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 13 with 37 rules applied. Total rules applied 3642 place count 962 transition count 1594
Discarding 7 places :
Implicit places reduction removed 7 places
Iterating post reduction 13 with 7 rules applied. Total rules applied 3649 place count 955 transition count 1594
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 14 with 1 Pre rules applied. Total rules applied 3649 place count 955 transition count 1593
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 14 with 2 rules applied. Total rules applied 3651 place count 954 transition count 1593
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Deduced a syphon composed of 13 places in 2 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 14 with 26 rules applied. Total rules applied 3677 place count 941 transition count 1580
Discarding 6 places :
Symmetric choice reduction at 14 with 6 rule applications. Total rules 3683 place count 935 transition count 1574
Iterating global reduction 14 with 6 rules applied. Total rules applied 3689 place count 935 transition count 1574
Free-agglomeration rule applied 6 times.
Iterating global reduction 14 with 6 rules applied. Total rules applied 3695 place count 935 transition count 1568
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 14 with 6 rules applied. Total rules applied 3701 place count 929 transition count 1568
Applied a total of 3701 rules in 2925 ms. Remains 929 /2826 variables (removed 1897) and now considering 1568/3513 (removed 1945) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2942 ms. Remains : 929/2826 places, 1568/3513 transitions.
// Phase 1: matrix 1568 rows 929 cols
[2024-05-21 18:11:42] [INFO ] Computed 161 invariants in 47 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (11399 resets) in 3615 ms. (276 steps per ms)
FORMULA ASLink-PT-06b-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06b-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06b-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 3000003 steps (5584 resets) in 4422 ms. (678 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2024-05-21 18:11:50] [INFO ] Invariant cache hit.
[2024-05-21 18:11:50] [INFO ] [Real]Absence check using 42 positive place invariants in 27 ms returned sat
[2024-05-21 18:11:50] [INFO ] [Real]Absence check using 42 positive and 119 generalized place invariants in 50 ms returned sat
[2024-05-21 18:11:51] [INFO ] [Real]Absence check using state equation in 653 ms returned sat
[2024-05-21 18:11:51] [INFO ] Computed and/alt/rep : 616/2345/616 causal constraints (skipped 919 transitions) in 143 ms.
[2024-05-21 18:11:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 18:11:52] [INFO ] [Nat]Absence check using 42 positive place invariants in 27 ms returned sat
[2024-05-21 18:11:52] [INFO ] [Nat]Absence check using 42 positive and 119 generalized place invariants in 51 ms returned sat
[2024-05-21 18:11:52] [INFO ] [Nat]Absence check using state equation in 687 ms returned sat
[2024-05-21 18:11:53] [INFO ] Computed and/alt/rep : 616/2345/616 causal constraints (skipped 919 transitions) in 125 ms.
[2024-05-21 18:12:01] [INFO ] Added : 403 causal constraints over 81 iterations in 8694 ms. Result :sat
Minimization took 1417 ms.
[2024-05-21 18:12:03] [INFO ] [Real]Absence check using 42 positive place invariants in 24 ms returned sat
[2024-05-21 18:12:03] [INFO ] [Real]Absence check using 42 positive and 119 generalized place invariants in 50 ms returned sat
[2024-05-21 18:12:04] [INFO ] [Real]Absence check using state equation in 815 ms returned sat
[2024-05-21 18:12:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 18:12:04] [INFO ] [Nat]Absence check using 42 positive place invariants in 27 ms returned sat
[2024-05-21 18:12:04] [INFO ] [Nat]Absence check using 42 positive and 119 generalized place invariants in 48 ms returned sat
[2024-05-21 18:12:05] [INFO ] [Nat]Absence check using state equation in 806 ms returned sat
[2024-05-21 18:12:05] [INFO ] Computed and/alt/rep : 616/2345/616 causal constraints (skipped 919 transitions) in 115 ms.
[2024-05-21 18:12:16] [INFO ] Added : 505 causal constraints over 101 iterations in 11095 ms. Result :sat
Minimization took 1370 ms.
[2024-05-21 18:12:18] [INFO ] [Real]Absence check using 42 positive place invariants in 22 ms returned sat
[2024-05-21 18:12:18] [INFO ] [Real]Absence check using 42 positive and 119 generalized place invariants in 37 ms returned sat
[2024-05-21 18:12:18] [INFO ] [Real]Absence check using state equation in 735 ms returned sat
[2024-05-21 18:12:18] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 18:12:19] [INFO ] [Nat]Absence check using 42 positive place invariants in 28 ms returned sat
[2024-05-21 18:12:19] [INFO ] [Nat]Absence check using 42 positive and 119 generalized place invariants in 51 ms returned sat
[2024-05-21 18:12:20] [INFO ] [Nat]Absence check using state equation in 751 ms returned sat
[2024-05-21 18:12:20] [INFO ] Computed and/alt/rep : 616/2345/616 causal constraints (skipped 919 transitions) in 115 ms.
[2024-05-21 18:12:29] [INFO ] Added : 435 causal constraints over 87 iterations in 9431 ms. Result :sat
Minimization took 1424 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 929 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 929/929 places, 1568/1568 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 929 transition count 1567
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 928 transition count 1567
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 2 place count 928 transition count 1565
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 6 place count 926 transition count 1565
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 8 place count 925 transition count 1564
Applied a total of 8 rules in 109 ms. Remains 925 /929 variables (removed 4) and now considering 1564/1568 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109 ms. Remains : 925/929 places, 1564/1568 transitions.
// Phase 1: matrix 1564 rows 925 cols
[2024-05-21 18:12:35] [INFO ] Computed 161 invariants in 25 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
RANDOM walk for 1000000 steps (11338 resets) in 3301 ms. (302 steps per ms)
BEST_FIRST walk for 3000003 steps (5586 resets) in 4377 ms. (685 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2024-05-21 18:12:43] [INFO ] Invariant cache hit.
[2024-05-21 18:12:43] [INFO ] [Real]Absence check using 42 positive place invariants in 26 ms returned sat
[2024-05-21 18:12:43] [INFO ] [Real]Absence check using 42 positive and 119 generalized place invariants in 48 ms returned sat
[2024-05-21 18:12:44] [INFO ] [Real]Absence check using state equation in 766 ms returned sat
[2024-05-21 18:12:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 18:12:44] [INFO ] [Nat]Absence check using 42 positive place invariants in 27 ms returned sat
[2024-05-21 18:12:44] [INFO ] [Nat]Absence check using 42 positive and 119 generalized place invariants in 50 ms returned sat
[2024-05-21 18:12:45] [INFO ] [Nat]Absence check using state equation in 711 ms returned sat
[2024-05-21 18:12:45] [INFO ] Computed and/alt/rep : 612/2341/612 causal constraints (skipped 919 transitions) in 129 ms.
[2024-05-21 18:12:56] [INFO ] Deduced a trap composed of 107 places in 238 ms of which 3 ms to minimize.
[2024-05-21 18:12:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 438 ms
[2024-05-21 18:12:56] [INFO ] Added : 487 causal constraints over 99 iterations in 11606 ms. Result :sat
Minimization took 1634 ms.
[2024-05-21 18:12:58] [INFO ] [Real]Absence check using 42 positive place invariants in 23 ms returned sat
[2024-05-21 18:12:58] [INFO ] [Real]Absence check using 42 positive and 119 generalized place invariants in 49 ms returned sat
[2024-05-21 18:12:59] [INFO ] [Real]Absence check using state equation in 757 ms returned sat
[2024-05-21 18:12:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 18:12:59] [INFO ] [Nat]Absence check using 42 positive place invariants in 26 ms returned sat
[2024-05-21 18:12:59] [INFO ] [Nat]Absence check using 42 positive and 119 generalized place invariants in 48 ms returned sat
[2024-05-21 18:13:00] [INFO ] [Nat]Absence check using state equation in 785 ms returned sat
[2024-05-21 18:13:00] [INFO ] Computed and/alt/rep : 612/2341/612 causal constraints (skipped 919 transitions) in 121 ms.
[2024-05-21 18:13:09] [INFO ] Added : 408 causal constraints over 82 iterations in 8903 ms. Result :sat
Minimization took 1493 ms.
[2024-05-21 18:13:11] [INFO ] [Real]Absence check using 42 positive place invariants in 25 ms returned sat
[2024-05-21 18:13:11] [INFO ] [Real]Absence check using 42 positive and 119 generalized place invariants in 47 ms returned sat
[2024-05-21 18:13:12] [INFO ] [Real]Absence check using state equation in 711 ms returned sat
[2024-05-21 18:13:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 18:13:12] [INFO ] [Nat]Absence check using 42 positive place invariants in 25 ms returned sat
[2024-05-21 18:13:12] [INFO ] [Nat]Absence check using 42 positive and 119 generalized place invariants in 48 ms returned sat
[2024-05-21 18:13:13] [INFO ] [Nat]Absence check using state equation in 678 ms returned sat
[2024-05-21 18:13:13] [INFO ] Computed and/alt/rep : 612/2341/612 causal constraints (skipped 919 transitions) in 115 ms.
[2024-05-21 18:13:21] [INFO ] Added : 381 causal constraints over 77 iterations in 8217 ms. Result :sat
Minimization took 1505 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 925 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 925/925 places, 1564/1564 transitions.
Applied a total of 0 rules in 41 ms. Remains 925 /925 variables (removed 0) and now considering 1564/1564 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 925/925 places, 1564/1564 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 925/925 places, 1564/1564 transitions.
Applied a total of 0 rules in 40 ms. Remains 925 /925 variables (removed 0) and now considering 1564/1564 (removed 0) transitions.
[2024-05-21 18:13:27] [INFO ] Invariant cache hit.
[2024-05-21 18:13:28] [INFO ] Implicit Places using invariants in 1322 ms returned [1, 18, 19, 31, 48, 66, 137, 141, 150, 151, 153, 170, 188, 257, 261, 262, 273, 274, 276, 293, 311, 381, 385, 386, 397, 398, 400, 417, 435, 504, 508, 509, 521, 524, 541, 559, 628, 632, 633, 644, 645, 647, 664, 682, 751, 755, 756, 759, 770, 771, 772, 790, 792, 796, 814, 815, 816, 817, 829, 835, 841, 847, 853, 859, 865, 871, 877, 883, 889]
[2024-05-21 18:13:28] [INFO ] Actually due to overlaps returned [790, 772, 48, 170, 293, 417, 541, 664, 796, 31, 153, 276, 400, 524, 647, 150, 273, 397, 644, 770, 814, 151, 274, 398, 521, 645, 771, 792, 815, 1, 18, 261, 262, 385, 386, 508, 509, 632, 633, 755, 756, 66, 188, 311, 435, 559, 682, 816, 859, 877, 889, 19, 759, 817, 829, 835, 841, 847, 853, 865, 871, 883]
Discarding 62 places :
Implicit Place search using SMT only with invariants took 1326 ms to find 62 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 863/925 places, 1564/1564 transitions.
Discarding 6 places :
Implicit places reduction removed 6 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 127 transitions
Trivial Post-agglo rules discarded 127 transitions
Performed 127 trivial Post agglomeration. Transition count delta: 127
Iterating post reduction 0 with 133 rules applied. Total rules applied 133 place count 857 transition count 1437
Reduce places removed 127 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 132 rules applied. Total rules applied 265 place count 730 transition count 1432
Performed 27 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 27 Pre rules applied. Total rules applied 265 place count 730 transition count 1405
Deduced a syphon composed of 27 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 55 rules applied. Total rules applied 320 place count 702 transition count 1405
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 2 with 12 rules applied. Total rules applied 332 place count 698 transition count 1397
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 340 place count 690 transition count 1397
Discarding 15 places :
Symmetric choice reduction at 4 with 15 rule applications. Total rules 355 place count 675 transition count 1382
Iterating global reduction 4 with 15 rules applied. Total rules applied 370 place count 675 transition count 1382
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 373 place count 675 transition count 1379
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 373 place count 675 transition count 1378
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 375 place count 674 transition count 1378
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 378 place count 671 transition count 1372
Iterating global reduction 5 with 3 rules applied. Total rules applied 381 place count 671 transition count 1372
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 382 place count 670 transition count 1371
Iterating global reduction 5 with 1 rules applied. Total rules applied 383 place count 670 transition count 1371
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 384 place count 669 transition count 1369
Iterating global reduction 5 with 1 rules applied. Total rules applied 385 place count 669 transition count 1369
Performed 45 Post agglomeration using F-continuation condition.Transition count delta: 45
Deduced a syphon composed of 45 places in 2 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 5 with 90 rules applied. Total rules applied 475 place count 624 transition count 1324
Discarding 6 places :
Symmetric choice reduction at 5 with 6 rule applications. Total rules 481 place count 618 transition count 1318
Iterating global reduction 5 with 6 rules applied. Total rules applied 487 place count 618 transition count 1318
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 493 place count 618 transition count 1312
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 497 place count 616 transition count 1313
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 6 with 14 rules applied. Total rules applied 511 place count 616 transition count 1299
Ensure Unique test removed 1 places
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 6 with 15 rules applied. Total rules applied 526 place count 601 transition count 1299
Partial Free-agglomeration rule applied 16 times.
Drop transitions (Partial Free agglomeration) removed 16 transitions
Iterating global reduction 7 with 16 rules applied. Total rules applied 542 place count 601 transition count 1299
Applied a total of 542 rules in 392 ms. Remains 601 /863 variables (removed 262) and now considering 1299/1564 (removed 265) transitions.
// Phase 1: matrix 1299 rows 601 cols
[2024-05-21 18:13:29] [INFO ] Computed 87 invariants in 15 ms
[2024-05-21 18:13:30] [INFO ] Implicit Places using invariants in 860 ms returned [72, 89, 96, 99, 101, 102, 105, 106, 158, 175, 181, 184, 186, 191, 192, 244, 262, 268, 271, 273, 278, 279, 331, 360, 368, 369, 423, 440, 446, 449, 451, 456, 457, 509, 526, 532, 535, 537]
[2024-05-21 18:13:30] [INFO ] Actually due to overlaps returned [105, 191, 278, 368, 456, 106, 192, 279, 369, 457, 89, 101, 175, 181, 186, 268, 273, 440, 446, 451, 526, 532, 537, 72, 96, 102, 158, 244, 262, 331, 360, 423, 509]
Discarding 33 places :
Implicit Place search using SMT only with invariants took 863 ms to find 33 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 568/925 places, 1299/1564 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 550 transition count 1281
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 550 transition count 1281
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 39 place count 547 transition count 1278
Iterating global reduction 0 with 3 rules applied. Total rules applied 42 place count 547 transition count 1278
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 2 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 0 with 22 rules applied. Total rules applied 64 place count 536 transition count 1267
Free-agglomeration rule applied 15 times.
Iterating global reduction 0 with 15 rules applied. Total rules applied 79 place count 536 transition count 1252
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 94 place count 521 transition count 1252
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 100 place count 521 transition count 1246
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 106 place count 515 transition count 1246
Applied a total of 106 rules in 139 ms. Remains 515 /568 variables (removed 53) and now considering 1246/1299 (removed 53) transitions.
// Phase 1: matrix 1246 rows 515 cols
[2024-05-21 18:13:30] [INFO ] Computed 54 invariants in 14 ms
[2024-05-21 18:13:30] [INFO ] Implicit Places using invariants in 681 ms returned []
[2024-05-21 18:13:30] [INFO ] Invariant cache hit.
[2024-05-21 18:13:32] [INFO ] Implicit Places using invariants and state equation in 1797 ms returned []
Implicit Place search using SMT with State Equation took 2485 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 515/925 places, 1246/1564 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 5250 ms. Remains : 515/925 places, 1246/1564 transitions.
[2024-05-21 18:13:32] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
RANDOM walk for 1000000 steps (17200 resets) in 2447 ms. (408 steps per ms)
FORMULA ASLink-PT-06b-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06b-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000000 steps (3511 resets) in 937 ms. (1066 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-05-21 18:13:36] [INFO ] Invariant cache hit.
[2024-05-21 18:13:36] [INFO ] [Real]Absence check using 12 positive place invariants in 10 ms returned sat
[2024-05-21 18:13:36] [INFO ] [Real]Absence check using 12 positive and 42 generalized place invariants in 22 ms returned sat
[2024-05-21 18:13:36] [INFO ] [Real]Absence check using state equation in 469 ms returned sat
[2024-05-21 18:13:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 18:13:36] [INFO ] [Nat]Absence check using 12 positive place invariants in 10 ms returned sat
[2024-05-21 18:13:36] [INFO ] [Nat]Absence check using 12 positive and 42 generalized place invariants in 22 ms returned sat
[2024-05-21 18:13:37] [INFO ] [Nat]Absence check using state equation in 460 ms returned sat
[2024-05-21 18:13:37] [INFO ] Computed and/alt/rep : 288/1268/288 causal constraints (skipped 925 transitions) in 93 ms.
[2024-05-21 18:13:38] [INFO ] Added : 33 causal constraints over 7 iterations in 766 ms. Result :sat
Minimization took 890 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 515 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p1654) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 515/515 places, 1245/1245 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 515 transition count 1243
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 513 transition count 1243
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 6 place count 511 transition count 1241
Iterating global reduction 2 with 2 rules applied. Total rules applied 8 place count 511 transition count 1241
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 10 place count 509 transition count 1239
Iterating global reduction 2 with 2 rules applied. Total rules applied 12 place count 509 transition count 1239
Applied a total of 12 rules in 54 ms. Remains 509 /515 variables (removed 6) and now considering 1239/1245 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 509/515 places, 1239/1245 transitions.
// Phase 1: matrix 1239 rows 509 cols
[2024-05-21 18:13:39] [INFO ] Computed 54 invariants in 13 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (17033 resets) in 2460 ms. (406 steps per ms)
BEST_FIRST walk for 1000001 steps (3519 resets) in 915 ms. (1091 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-05-21 18:13:42] [INFO ] Invariant cache hit.
[2024-05-21 18:13:42] [INFO ] [Real]Absence check using 12 positive place invariants in 9 ms returned sat
[2024-05-21 18:13:42] [INFO ] [Real]Absence check using 12 positive and 42 generalized place invariants in 23 ms returned sat
[2024-05-21 18:13:43] [INFO ] [Real]Absence check using state equation in 468 ms returned sat
[2024-05-21 18:13:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 18:13:43] [INFO ] [Nat]Absence check using 12 positive place invariants in 10 ms returned sat
[2024-05-21 18:13:43] [INFO ] [Nat]Absence check using 12 positive and 42 generalized place invariants in 23 ms returned sat
[2024-05-21 18:13:43] [INFO ] [Nat]Absence check using state equation in 472 ms returned sat
[2024-05-21 18:13:43] [INFO ] Deduced a trap composed of 23 places in 104 ms of which 4 ms to minimize.
[2024-05-21 18:13:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 189 ms
[2024-05-21 18:13:44] [INFO ] Computed and/alt/rep : 281/1257/281 causal constraints (skipped 925 transitions) in 97 ms.
[2024-05-21 18:13:44] [INFO ] Added : 16 causal constraints over 4 iterations in 517 ms. Result :sat
Minimization took 560 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 509 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1239/1239 transitions.
Applied a total of 0 rules in 20 ms. Remains 509 /509 variables (removed 0) and now considering 1239/1239 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 509/509 places, 1239/1239 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 509/509 places, 1239/1239 transitions.
Applied a total of 0 rules in 20 ms. Remains 509 /509 variables (removed 0) and now considering 1239/1239 (removed 0) transitions.
[2024-05-21 18:13:45] [INFO ] Invariant cache hit.
[2024-05-21 18:13:46] [INFO ] Implicit Places using invariants in 717 ms returned []
[2024-05-21 18:13:46] [INFO ] Invariant cache hit.
[2024-05-21 18:13:48] [INFO ] Implicit Places using invariants and state equation in 1859 ms returned []
Implicit Place search using SMT with State Equation took 2579 ms to find 0 implicit places.
[2024-05-21 18:13:48] [INFO ] Redundant transitions in 146 ms returned []
Running 1206 sub problems to find dead transitions.
[2024-05-21 18:13:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/507 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/507 variables, 41/49 constraints. Problems are: Problem set: 0 solved, 1206 unsolved
[2024-05-21 18:14:09] [INFO ] Deduced a trap composed of 46 places in 94 ms of which 2 ms to minimize.
[2024-05-21 18:14:09] [INFO ] Deduced a trap composed of 46 places in 86 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 507/1748 variables, and 51 constraints, problems are : Problem set: 0 solved, 1206 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 8/12 constraints, Generalized P Invariants (flows): 41/42 constraints, State Equation: 0/509 constraints, PredecessorRefiner: 1206/1206 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/507 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/507 variables, 41/49 constraints. Problems are: Problem set: 0 solved, 1206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/507 variables, 2/51 constraints. Problems are: Problem set: 0 solved, 1206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/507 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1206 unsolved
At refinement iteration 4 (OVERLAPS) 2/509 variables, 4/55 constraints. Problems are: Problem set: 0 solved, 1206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/509 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 1206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 509/1748 variables, and 56 constraints, problems are : Problem set: 0 solved, 1206 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 42/42 constraints, State Equation: 0/509 constraints, PredecessorRefiner: 0/1206 constraints, Known Traps: 2/2 constraints]
After SMT, in 61159ms problems are : Problem set: 0 solved, 1206 unsolved
Search for dead transitions found 0 dead transitions in 61202ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63975 ms. Remains : 509/509 places, 1239/1239 transitions.
RANDOM walk for 40000 steps (709 resets) in 1168 ms. (34 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (138 resets) in 339 ms. (117 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (139 resets) in 252 ms. (158 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 6956 steps, run visited all 2 properties in 254 ms. (steps per millisecond=27 )
Probabilistic random walk after 6956 steps, saw 4350 distinct states, run finished after 259 ms. (steps per millisecond=26 ) properties seen :2
FORMULA ASLink-PT-06b-UpperBounds-10 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 246268 ms.
ITS solved all properties within timeout
BK_STOP 1716315290551
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ASLink-PT-06b"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is ASLink-PT-06b, 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 r003-smll-171620117000101"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-06b.tgz
mv ASLink-PT-06b execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;