Execution Chart

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

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r015-oct2-177944372400042.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................
=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is ASLink-PT-04a, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r015-oct2-177944372400042
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 892K
-rw-r--r-- 1 mcc users 9.6K Mar 5 14:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 115K Mar 5 14:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 5 14:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 5 14:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 07:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 07:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 07:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.2K Mar 5 14:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 94K Mar 5 14:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Mar 5 14:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 5 14:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 07:08 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 436K Mar 3 18:30 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME ASLink-PT-04a-UpperBounds-00
FORMULA_NAME ASLink-PT-04a-UpperBounds-01
FORMULA_NAME ASLink-PT-04a-UpperBounds-02
FORMULA_NAME ASLink-PT-04a-UpperBounds-03
FORMULA_NAME ASLink-PT-04a-UpperBounds-04
FORMULA_NAME ASLink-PT-04a-UpperBounds-05
FORMULA_NAME ASLink-PT-04a-UpperBounds-06
FORMULA_NAME ASLink-PT-04a-UpperBounds-07
FORMULA_NAME ASLink-PT-04a-UpperBounds-08
FORMULA_NAME ASLink-PT-04a-UpperBounds-09
FORMULA_NAME ASLink-PT-04a-UpperBounds-10
FORMULA_NAME ASLink-PT-04a-UpperBounds-11
FORMULA_NAME ASLink-PT-04a-UpperBounds-12
FORMULA_NAME ASLink-PT-04a-UpperBounds-13
FORMULA_NAME ASLink-PT-04a-UpperBounds-14
FORMULA_NAME ASLink-PT-04a-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779685500516

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ASLink-PT-04a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-25 05:05:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 05:05:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 05:05:02] [INFO ] Load time of PNML (sax parser for PT used): 169 ms
[2026-05-25 05:05:02] [INFO ] Transformed 1016 places.
[2026-05-25 05:05:02] [INFO ] Transformed 1554 transitions.
[2026-05-25 05:05:02] [INFO ] Found NUPN structural information;
[2026-05-25 05:05:02] [INFO ] Parsed PT model containing 1016 places and 1554 transitions and 5858 arcs in 302 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 15 ms.
Ensure Unique test removed 16 transitions
Reduce redundant transitions removed 16 transitions.
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 1538 rows 1016 cols
[2026-05-25 05:05:02] [INFO ] Computed 194 invariants in 77 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 (69 resets) in 76 ms. (129 steps per ms)
FORMULA ASLink-PT-04a-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-04a-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-04a-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-04a-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-04a-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-04a-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-04a-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-04a-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-04a-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-04a-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-04a-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 50004 steps (65 resets) in 113 ms. (438 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
[2026-05-25 05:05:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 05:05:03] [INFO ] [Real]Absence check using 46 positive place invariants in 24 ms returned sat
[2026-05-25 05:05:03] [INFO ] [Real]Absence check using 46 positive and 148 generalized place invariants in 72 ms returned sat
[2026-05-25 05:05:04] [INFO ] [Real]Absence check using state equation in 1527 ms returned sat
[2026-05-25 05:05:04] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 05:05:05] [INFO ] [Nat]Absence check using 46 positive place invariants in 24 ms returned sat
[2026-05-25 05:05:05] [INFO ] [Nat]Absence check using 46 positive and 148 generalized place invariants in 49 ms returned sat
[2026-05-25 05:05:05] [INFO ] [Nat]Absence check using state equation in 781 ms returned sat
[2026-05-25 05:05:06] [INFO ] Computed and/alt/rep : 610/2218/610 causal constraints (skipped 927 transitions) in 105 ms.
[2026-05-25 05:05:09] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 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:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2254)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 05:05:10] [INFO ] [Real]Absence check using 46 positive place invariants in 31 ms returned sat
[2026-05-25 05:05:10] [INFO ] [Real]Absence check using 46 positive and 148 generalized place invariants in 178 ms returned sat
[2026-05-25 05:05:10] [INFO ] [Real]Absence check using state equation in 562 ms returned sat
[2026-05-25 05:05:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 05:05:11] [INFO ] [Nat]Absence check using 46 positive place invariants in 26 ms returned sat
[2026-05-25 05:05:11] [INFO ] [Nat]Absence check using 46 positive and 148 generalized place invariants in 53 ms returned sat
[2026-05-25 05:05:11] [INFO ] [Nat]Absence check using state equation in 778 ms returned sat
[2026-05-25 05:05:12] [INFO ] Computed and/alt/rep : 610/2218/610 causal constraints (skipped 927 transitions) in 116 ms.
[2026-05-25 05:05:15] [INFO ] Added : 165 causal constraints over 33 iterations in 3879 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 05:05:16] [INFO ] [Real]Absence check using 46 positive place invariants in 19 ms returned sat
[2026-05-25 05:05:16] [INFO ] [Real]Absence check using 46 positive and 148 generalized place invariants in 39 ms returned sat
[2026-05-25 05:05:16] [INFO ] [Real]Absence check using state equation in 540 ms returned sat
[2026-05-25 05:05:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 05:05:17] [INFO ] [Nat]Absence check using 46 positive place invariants in 21 ms returned sat
[2026-05-25 05:05:17] [INFO ] [Nat]Absence check using 46 positive and 148 generalized place invariants in 66 ms returned sat
[2026-05-25 05:05:17] [INFO ] [Nat]Absence check using state equation in 689 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:05:18] [INFO ] Deduced a trap composed of 54 places in 600 ms of which 65 ms to minimize.
[2026-05-25 05:05:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 709 ms
[2026-05-25 05:05:18] [INFO ] Computed and/alt/rep : 610/2218/610 causal constraints (skipped 927 transitions) in 104 ms.
Maximisation of solution failed !
Minimization took 1 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 05:05:22] [INFO ] [Real]Absence check using 46 positive place invariants in 145 ms returned sat
[2026-05-25 05:05:22] [INFO ] [Real]Absence check using 46 positive and 148 generalized place invariants in 54 ms returned sat
[2026-05-25 05:05:22] [INFO ] [Real]Absence check using state equation in 593 ms returned sat
[2026-05-25 05:05:23] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 05:05:23] [INFO ] [Nat]Absence check using 46 positive place invariants in 20 ms returned sat
[2026-05-25 05:05:23] [INFO ] [Nat]Absence check using 46 positive and 148 generalized place invariants in 77 ms returned sat
[2026-05-25 05:05:24] [INFO ] [Nat]Absence check using state equation in 713 ms returned sat
[2026-05-25 05:05:24] [INFO ] Computed and/alt/rep : 610/2218/610 causal constraints (skipped 927 transitions) in 92 ms.
Maximisation of solution failed !
Minimization took 0 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 05:05:28] [INFO ] [Real]Absence check using 46 positive place invariants in 18 ms returned sat
[2026-05-25 05:05:28] [INFO ] [Real]Absence check using 46 positive and 148 generalized place invariants in 64 ms returned sat
[2026-05-25 05:05:28] [INFO ] [Real]Absence check using state equation in 653 ms returned sat
[2026-05-25 05:05:29] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-25 05:05:29] [INFO ] [Nat]Absence check using 46 positive place invariants in 18 ms returned sat
[2026-05-25 05:05:29] [INFO ] [Nat]Absence check using 46 positive and 148 generalized place invariants in 52 ms returned sat
[2026-05-25 05:05:30] [INFO ] [Nat]Absence check using state equation in 848 ms returned sat
[2026-05-25 05:05:30] [INFO ] Computed and/alt/rep : 610/2218/610 causal constraints (skipped 927 transitions) in 119 ms.
Maximisation of solution failed !
Minimization took 1 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
Support contains 5 out of 1016 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1016/1016 places, 1538/1538 transitions.
Ensure Unique test removed 16 places
Discarding 8 places :
Implicit places reduction removed 8 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 87 transitions
Trivial Post-agglo rules discarded 87 transitions
Performed 87 trivial Post agglomeration. Transition count delta: 87
Iterating post reduction 0 with 111 rules applied. Total rules applied 111 place count 992 transition count 1451
Reduce places removed 87 places and 0 transitions.
Iterating post reduction 1 with 87 rules applied. Total rules applied 198 place count 905 transition count 1451
Performed 89 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 89 Pre rules applied. Total rules applied 198 place count 905 transition count 1362
Deduced a syphon composed of 89 places in 2 ms
Ensure Unique test removed 35 places
Reduce places removed 124 places and 0 transitions.
Iterating global reduction 2 with 213 rules applied. Total rules applied 411 place count 781 transition count 1362
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 2 with 1 rules applied. Total rules applied 412 place count 781 transition count 1361
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 413 place count 780 transition count 1361
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 420 place count 773 transition count 1326
Ensure Unique test removed 1 places
Iterating global reduction 4 with 8 rules applied. Total rules applied 428 place count 772 transition count 1326
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 6 rules applied. Total rules applied 434 place count 771 transition count 1321
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 437 place count 768 transition count 1321
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 438 place count 767 transition count 1313
Iterating global reduction 6 with 1 rules applied. Total rules applied 439 place count 767 transition count 1313
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 440 place count 766 transition count 1305
Iterating global reduction 6 with 1 rules applied. Total rules applied 441 place count 766 transition count 1305
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 442 place count 765 transition count 1297
Iterating global reduction 6 with 1 rules applied. Total rules applied 443 place count 765 transition count 1297
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 444 place count 764 transition count 1289
Iterating global reduction 6 with 1 rules applied. Total rules applied 445 place count 764 transition count 1289
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 446 place count 763 transition count 1281
Iterating global reduction 6 with 1 rules applied. Total rules applied 447 place count 763 transition count 1281
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 448 place count 762 transition count 1273
Iterating global reduction 6 with 1 rules applied. Total rules applied 449 place count 762 transition count 1273
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 450 place count 761 transition count 1265
Iterating global reduction 6 with 1 rules applied. Total rules applied 451 place count 761 transition count 1265
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 452 place count 760 transition count 1257
Iterating global reduction 6 with 1 rules applied. Total rules applied 453 place count 760 transition count 1257
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 454 place count 759 transition count 1249
Iterating global reduction 6 with 1 rules applied. Total rules applied 455 place count 759 transition count 1249
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 456 place count 758 transition count 1241
Iterating global reduction 6 with 1 rules applied. Total rules applied 457 place count 758 transition count 1241
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 458 place count 757 transition count 1233
Iterating global reduction 6 with 1 rules applied. Total rules applied 459 place count 757 transition count 1233
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 460 place count 756 transition count 1225
Iterating global reduction 6 with 1 rules applied. Total rules applied 461 place count 756 transition count 1225
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 462 place count 755 transition count 1217
Iterating global reduction 6 with 1 rules applied. Total rules applied 463 place count 755 transition count 1217
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 464 place count 754 transition count 1209
Iterating global reduction 6 with 1 rules applied. Total rules applied 465 place count 754 transition count 1209
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 466 place count 753 transition count 1201
Iterating global reduction 6 with 1 rules applied. Total rules applied 467 place count 753 transition count 1201
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 468 place count 752 transition count 1193
Iterating global reduction 6 with 1 rules applied. Total rules applied 469 place count 752 transition count 1193
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 28
Deduced a syphon composed of 28 places in 2 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 6 with 56 rules applied. Total rules applied 525 place count 724 transition count 1165
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 6 with 4 rules applied. Total rules applied 529 place count 724 transition count 1161
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 533 place count 720 transition count 1161
Partial Free-agglomeration rule applied 5 times.
Drop transitions (Partial Free agglomeration) removed 5 transitions
Iterating global reduction 7 with 5 rules applied. Total rules applied 538 place count 720 transition count 1161
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 539 place count 719 transition count 1160
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 7 with 7 rules applied. Total rules applied 546 place count 712 transition count 1160
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 12 Pre rules applied. Total rules applied 546 place count 712 transition count 1148
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 8 with 24 rules applied. Total rules applied 570 place count 700 transition count 1148
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 8 with 4 rules applied. Total rules applied 574 place count 696 transition count 1148
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 9 with 8 rules applied. Total rules applied 582 place count 692 transition count 1144
Discarding 4 places :
Symmetric choice reduction at 9 with 4 rule applications. Total rules 586 place count 688 transition count 1140
Iterating global reduction 9 with 4 rules applied. Total rules applied 590 place count 688 transition count 1140
Free-agglomeration rule applied 4 times.
Iterating global reduction 9 with 4 rules applied. Total rules applied 594 place count 688 transition count 1136
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 9 with 4 rules applied. Total rules applied 598 place count 684 transition count 1136
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 10 with 4 rules applied. Total rules applied 602 place count 684 transition count 1136
Applied a total of 602 rules in 1193 ms. Remains 684 /1016 variables (removed 332) and now considering 1136/1538 (removed 402) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1202 ms. Remains : 684/1016 places, 1136/1538 transitions.
// Phase 1: matrix 1136 rows 684 cols
[2026-05-25 05:05:37] [INFO ] Computed 122 invariants in 46 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (12420 resets) in 2496 ms. (400 steps per ms)
FORMULA ASLink-PT-04a-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4000002 steps (11289 resets) in 4839 ms. (826 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2026-05-25 05:05:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:05:45] [INFO ] [Real]Absence check using 31 positive place invariants in 16 ms returned sat
[2026-05-25 05:05:45] [INFO ] [Real]Absence check using 31 positive and 91 generalized place invariants in 34 ms returned sat
[2026-05-25 05:05:45] [INFO ] [Real]Absence check using state equation in 362 ms returned sat
[2026-05-25 05:05:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:05:45] [INFO ] [Nat]Absence check using 31 positive place invariants in 11 ms returned sat
[2026-05-25 05:05:45] [INFO ] [Nat]Absence check using 31 positive and 91 generalized place invariants in 20 ms returned sat
[2026-05-25 05:05:46] [INFO ] [Nat]Absence check using state equation in 1011 ms returned sat
[2026-05-25 05:05:46] [INFO ] Computed and/alt/rep : 444/1697/444 causal constraints (skipped 667 transitions) in 92 ms.
[2026-05-25 05:05:59] [INFO ] Added : 323 causal constraints over 65 iterations in 12447 ms. Result :sat
Minimization took 1473 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:01] [INFO ] [Real]Absence check using 31 positive place invariants in 14 ms returned sat
[2026-05-25 05:06:01] [INFO ] [Real]Absence check using 31 positive and 91 generalized place invariants in 40 ms returned sat
[2026-05-25 05:06:01] [INFO ] [Real]Absence check using state equation in 338 ms returned sat
[2026-05-25 05:06:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:01] [INFO ] [Nat]Absence check using 31 positive place invariants in 9 ms returned sat
[2026-05-25 05:06:01] [INFO ] [Nat]Absence check using 31 positive and 91 generalized place invariants in 17 ms returned sat
[2026-05-25 05:06:01] [INFO ] [Nat]Absence check using state equation in 311 ms returned sat
[2026-05-25 05:06:02] [INFO ] Computed and/alt/rep : 444/1697/444 causal constraints (skipped 667 transitions) in 101 ms.
[2026-05-25 05:06:08] [INFO ] Added : 305 causal constraints over 61 iterations in 6294 ms. Result :sat
Minimization took 823 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:09] [INFO ] [Real]Absence check using 31 positive place invariants in 11 ms returned sat
[2026-05-25 05:06:09] [INFO ] [Real]Absence check using 31 positive and 91 generalized place invariants in 21 ms returned sat
[2026-05-25 05:06:09] [INFO ] [Real]Absence check using state equation in 339 ms returned sat
[2026-05-25 05:06:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:09] [INFO ] [Nat]Absence check using 31 positive place invariants in 19 ms returned sat
[2026-05-25 05:06:09] [INFO ] [Nat]Absence check using 31 positive and 91 generalized place invariants in 21 ms returned sat
[2026-05-25 05:06:10] [INFO ] [Nat]Absence check using state equation in 309 ms returned sat
[2026-05-25 05:06:10] [INFO ] Computed and/alt/rep : 444/1697/444 causal constraints (skipped 667 transitions) in 95 ms.
[2026-05-25 05:06:15] [INFO ] Added : 154 causal constraints over 31 iterations in 5303 ms. Result :sat
Minimization took 1002 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:16] [INFO ] [Real]Absence check using 31 positive place invariants in 10 ms returned sat
[2026-05-25 05:06:16] [INFO ] [Real]Absence check using 31 positive and 91 generalized place invariants in 23 ms returned sat
[2026-05-25 05:06:17] [INFO ] [Real]Absence check using state equation in 409 ms returned sat
[2026-05-25 05:06:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:17] [INFO ] [Nat]Absence check using 31 positive place invariants in 9 ms returned sat
[2026-05-25 05:06:17] [INFO ] [Nat]Absence check using 31 positive and 91 generalized place invariants in 27 ms returned sat
[2026-05-25 05:06:17] [INFO ] [Nat]Absence check using state equation in 377 ms returned sat
[2026-05-25 05:06:17] [INFO ] Computed and/alt/rep : 444/1697/444 causal constraints (skipped 667 transitions) in 69 ms.
[2026-05-25 05:06:25] [INFO ] Added : 343 causal constraints over 69 iterations in 7489 ms. Result :sat
Minimization took 933 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 684 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 684/684 places, 1136/1136 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 684 transition count 1135
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 3 place count 682 transition count 1135
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 3 place count 682 transition count 1132
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 9 place count 679 transition count 1132
Applied a total of 9 rules in 33 ms. Remains 679 /684 variables (removed 5) and now considering 1132/1136 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 679/684 places, 1132/1136 transitions.
// Phase 1: matrix 1132 rows 679 cols
[2026-05-25 05:06:27] [INFO ] Computed 121 invariants in 23 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
RANDOM walk for 1000000 steps (12794 resets) in 2537 ms. (394 steps per ms)
BEST_FIRST walk for 4000002 steps (11755 resets) in 5111 ms. (782 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2026-05-25 05:06:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:35] [INFO ] [Real]Absence check using 30 positive place invariants in 22 ms returned sat
[2026-05-25 05:06:35] [INFO ] [Real]Absence check using 30 positive and 91 generalized place invariants in 51 ms returned sat
[2026-05-25 05:06:36] [INFO ] [Real]Absence check using state equation in 370 ms returned sat
[2026-05-25 05:06:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:36] [INFO ] [Nat]Absence check using 30 positive place invariants in 27 ms returned sat
[2026-05-25 05:06:36] [INFO ] [Nat]Absence check using 30 positive and 91 generalized place invariants in 27 ms returned sat
[2026-05-25 05:06:36] [INFO ] [Nat]Absence check using state equation in 479 ms returned sat
[2026-05-25 05:06:36] [INFO ] Computed and/alt/rep : 440/1697/440 causal constraints (skipped 667 transitions) in 66 ms.
[2026-05-25 05:06:44] [INFO ] Added : 348 causal constraints over 70 iterations in 7350 ms. Result :sat
Minimization took 1391 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:45] [INFO ] [Real]Absence check using 30 positive place invariants in 9 ms returned sat
[2026-05-25 05:06:45] [INFO ] [Real]Absence check using 30 positive and 91 generalized place invariants in 18 ms returned sat
[2026-05-25 05:06:46] [INFO ] [Real]Absence check using state equation in 388 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-25 05:06:46] [INFO ] Deduced a trap composed of 154 places in 482 ms of which 100 ms to minimize.
[2026-05-25 05:06:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:46] [INFO ] [Nat]Absence check using 30 positive place invariants in 14 ms returned sat
[2026-05-25 05:06:46] [INFO ] [Nat]Absence check using 30 positive and 91 generalized place invariants in 27 ms returned sat
[2026-05-25 05:06:47] [INFO ] [Nat]Absence check using state equation in 415 ms returned sat
[2026-05-25 05:06:47] [INFO ] Computed and/alt/rep : 440/1697/440 causal constraints (skipped 667 transitions) in 61 ms.
[2026-05-25 05:06:53] [INFO ] Added : 308 causal constraints over 62 iterations in 6486 ms. Result :sat
Minimization took 781 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:54] [INFO ] [Real]Absence check using 30 positive place invariants in 24 ms returned sat
[2026-05-25 05:06:54] [INFO ] [Real]Absence check using 30 positive and 91 generalized place invariants in 32 ms returned sat
[2026-05-25 05:06:55] [INFO ] [Real]Absence check using state equation in 302 ms returned sat
[2026-05-25 05:06:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:55] [INFO ] [Nat]Absence check using 30 positive place invariants in 11 ms returned sat
[2026-05-25 05:06:55] [INFO ] [Nat]Absence check using 30 positive and 91 generalized place invariants in 32 ms returned sat
[2026-05-25 05:06:55] [INFO ] [Nat]Absence check using state equation in 355 ms returned sat
[2026-05-25 05:06:55] [INFO ] Computed and/alt/rep : 440/1697/440 causal constraints (skipped 667 transitions) in 46 ms.
[2026-05-25 05:06:57] [INFO ] Added : 87 causal constraints over 19 iterations in 2002 ms. Result :sat
Minimization took 663 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:58] [INFO ] [Real]Absence check using 30 positive place invariants in 10 ms returned sat
[2026-05-25 05:06:58] [INFO ] [Real]Absence check using 30 positive and 91 generalized place invariants in 24 ms returned sat
[2026-05-25 05:06:59] [INFO ] [Real]Absence check using state equation in 410 ms returned sat
[2026-05-25 05:06:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:06:59] [INFO ] [Nat]Absence check using 30 positive place invariants in 17 ms returned sat
[2026-05-25 05:06:59] [INFO ] [Nat]Absence check using 30 positive and 91 generalized place invariants in 33 ms returned sat
[2026-05-25 05:06:59] [INFO ] [Nat]Absence check using state equation in 354 ms returned sat
[2026-05-25 05:06:59] [INFO ] Computed and/alt/rep : 440/1697/440 causal constraints (skipped 667 transitions) in 61 ms.
[2026-05-25 05:07:06] [INFO ] Added : 283 causal constraints over 57 iterations in 6320 ms. Result :sat
Minimization took 991 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 679 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 679/679 places, 1132/1132 transitions.
Applied a total of 0 rules in 22 ms. Remains 679 /679 variables (removed 0) and now considering 1132/1132 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 679/679 places, 1132/1132 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 679/679 places, 1132/1132 transitions.
Applied a total of 0 rules in 20 ms. Remains 679 /679 variables (removed 0) and now considering 1132/1132 (removed 0) transitions.
[2026-05-25 05:07:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:07:09] [INFO ] Implicit Places using invariants in 971 ms returned [0, 18, 19, 21, 31, 49, 67, 136, 140, 153, 154, 155, 173, 191, 260, 264, 265, 276, 277, 278, 296, 314, 383, 387, 388, 399, 400, 401, 419, 437, 506, 510, 511, 514, 525, 526, 527, 545, 547, 550, 568, 569, 570, 571, 583, 589, 595, 601, 607, 613, 619, 625, 631, 637, 643]
[2026-05-25 05:07:09] [INFO ] Actually due to overlaps returned [545, 527, 31, 49, 155, 173, 278, 296, 401, 419, 550, 154, 277, 400, 526, 569, 153, 276, 399, 525, 547, 568, 0, 264, 265, 387, 388, 510, 511, 18, 19, 67, 191, 314, 437, 571, 613, 631, 643, 21, 140, 514, 570, 583, 589, 595, 601, 607, 619, 625, 637]
Discarding 51 places :
Implicit Place search using SMT only with invariants took 978 ms to find 51 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 628/679 places, 1132/1132 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 91 transitions
Trivial Post-agglo rules discarded 91 transitions
Performed 91 trivial Post agglomeration. Transition count delta: 91
Iterating post reduction 0 with 95 rules applied. Total rules applied 95 place count 624 transition count 1041
Reduce places removed 91 places and 0 transitions.
Iterating post reduction 1 with 91 rules applied. Total rules applied 186 place count 533 transition count 1041
Performed 23 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 23 Pre rules applied. Total rules applied 186 place count 533 transition count 1018
Deduced a syphon composed of 23 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 47 rules applied. Total rules applied 233 place count 509 transition count 1018
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 245 place count 505 transition count 1010
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 253 place count 497 transition count 1010
Discarding 15 places :
Symmetric choice reduction at 4 with 15 rule applications. Total rules 268 place count 482 transition count 995
Iterating global reduction 4 with 15 rules applied. Total rules applied 283 place count 482 transition count 995
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 286 place count 482 transition count 992
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 286 place count 482 transition count 991
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 288 place count 481 transition count 991
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 291 place count 478 transition count 988
Iterating global reduction 5 with 3 rules applied. Total rules applied 294 place count 478 transition count 988
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 295 place count 477 transition count 987
Iterating global reduction 5 with 1 rules applied. Total rules applied 296 place count 477 transition count 987
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 297 place count 476 transition count 986
Iterating global reduction 5 with 1 rules applied. Total rules applied 298 place count 476 transition count 986
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 40
Deduced a syphon composed of 40 places in 0 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 5 with 80 rules applied. Total rules applied 378 place count 436 transition count 946
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 382 place count 436 transition count 942
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 386 place count 432 transition count 938
Iterating global reduction 6 with 4 rules applied. Total rules applied 390 place count 432 transition count 938
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 394 place count 432 transition count 934
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 7 with 8 rules applied. Total rules applied 402 place count 432 transition count 926
Ensure Unique test removed 1 places
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 7 with 9 rules applied. Total rules applied 411 place count 423 transition count 926
Partial Free-agglomeration rule applied 12 times.
Drop transitions (Partial Free agglomeration) removed 12 transitions
Iterating global reduction 8 with 12 rules applied. Total rules applied 423 place count 423 transition count 926
Applied a total of 423 rules in 189 ms. Remains 423 /628 variables (removed 205) and now considering 926/1132 (removed 206) transitions.
// Phase 1: matrix 926 rows 423 cols
[2026-05-25 05:07:09] [INFO ] Computed 60 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:07:09] [INFO ] Implicit Places using invariants in 327 ms returned [71, 89, 95, 98, 100, 107, 108, 160, 177, 183, 186, 188, 193, 194, 246, 263, 269, 272, 274, 279, 280, 332, 349, 355, 358, 360]
[2026-05-25 05:07:09] [INFO ] Actually due to overlaps returned [107, 193, 279, 108, 194, 280, 89, 95, 100, 177, 183, 188, 263, 269, 274, 349, 355, 360, 71, 160, 246, 332]
Discarding 22 places :
Implicit Place search using SMT only with invariants took 330 ms to find 22 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 401/679 places, 926/1132 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 385 transition count 910
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 385 transition count 910
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 36 place count 381 transition count 906
Iterating global reduction 0 with 4 rules applied. Total rules applied 40 place count 381 transition count 906
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 56 place count 373 transition count 898
Free-agglomeration rule applied 12 times.
Iterating global reduction 0 with 12 rules applied. Total rules applied 68 place count 373 transition count 886
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 80 place count 361 transition count 886
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 84 place count 361 transition count 882
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 88 place count 357 transition count 882
Applied a total of 88 rules in 91 ms. Remains 357 /401 variables (removed 44) and now considering 882/926 (removed 44) transitions.
// Phase 1: matrix 882 rows 357 cols
[2026-05-25 05:07:09] [INFO ] Computed 38 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:07:10] [INFO ] Implicit Places using invariants in 332 ms returned []
[2026-05-25 05:07:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:07:11] [INFO ] Implicit Places using invariants and state equation in 837 ms returned []
Implicit Place search using SMT with State Equation took 1171 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 357/679 places, 882/1132 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 2786 ms. Remains : 357/679 places, 882/1132 transitions.
[2026-05-25 05:07:11] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
RANDOM walk for 1000000 steps (19406 resets) in 2019 ms. (495 steps per ms)
BEST_FIRST walk for 4000003 steps (22952 resets) in 3159 ms. (1265 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2026-05-25 05:07:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:07:16] [INFO ] [Real]Absence check using 10 positive place invariants in 5 ms returned sat
[2026-05-25 05:07:16] [INFO ] [Real]Absence check using 10 positive and 28 generalized place invariants in 9 ms returned sat
[2026-05-25 05:07:16] [INFO ] [Real]Absence check using state equation in 228 ms returned sat
[2026-05-25 05:07:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:07:16] [INFO ] [Nat]Absence check using 10 positive place invariants in 7 ms returned sat
[2026-05-25 05:07:16] [INFO ] [Nat]Absence check using 10 positive and 28 generalized place invariants in 11 ms returned sat
[2026-05-25 05:07:17] [INFO ] [Nat]Absence check using state equation in 316 ms returned sat
[2026-05-25 05:07:17] [INFO ] Computed and/alt/rep : 179/853/179 causal constraints (skipped 681 transitions) in 76 ms.
[2026-05-25 05:07:17] [INFO ] Added : 17 causal constraints over 4 iterations in 537 ms. Result :sat
Minimization took 347 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:07:18] [INFO ] [Real]Absence check using 10 positive place invariants in 15 ms returned sat
[2026-05-25 05:07:18] [INFO ] [Real]Absence check using 10 positive and 28 generalized place invariants in 6 ms returned sat
[2026-05-25 05:07:18] [INFO ] [Real]Absence check using state equation in 260 ms returned sat
[2026-05-25 05:07:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:07:18] [INFO ] [Nat]Absence check using 10 positive place invariants in 5 ms returned sat
[2026-05-25 05:07:18] [INFO ] [Nat]Absence check using 10 positive and 28 generalized place invariants in 9 ms returned sat
[2026-05-25 05:07:18] [INFO ] [Nat]Absence check using state equation in 317 ms returned sat
[2026-05-25 05:07:18] [INFO ] Computed and/alt/rep : 179/853/179 causal constraints (skipped 681 transitions) in 44 ms.
[2026-05-25 05:07:19] [INFO ] Added : 16 causal constraints over 4 iterations in 357 ms. Result :sat
Minimization took 318 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:07:19] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2026-05-25 05:07:19] [INFO ] [Real]Absence check using 10 positive and 28 generalized place invariants in 11 ms returned sat
[2026-05-25 05:07:19] [INFO ] [Real]Absence check using state equation in 248 ms returned sat
[2026-05-25 05:07:20] [INFO ] Computed and/alt/rep : 179/853/179 causal constraints (skipped 681 transitions) in 104 ms.
[2026-05-25 05:07:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:07:20] [INFO ] [Nat]Absence check using 10 positive place invariants in 8 ms returned sat
[2026-05-25 05:07:20] [INFO ] [Nat]Absence check using 10 positive and 28 generalized place invariants in 15 ms returned sat
[2026-05-25 05:07:20] [INFO ] [Nat]Absence check using state equation in 356 ms returned sat
[2026-05-25 05:07:20] [INFO ] Computed and/alt/rep : 179/853/179 causal constraints (skipped 681 transitions) in 55 ms.
[2026-05-25 05:07:21] [INFO ] Added : 9 causal constraints over 2 iterations in 279 ms. Result :sat
Minimization took 325 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:07:21] [INFO ] [Real]Absence check using 10 positive place invariants in 11 ms returned sat
[2026-05-25 05:07:21] [INFO ] [Real]Absence check using 10 positive and 28 generalized place invariants in 16 ms returned sat
[2026-05-25 05:07:21] [INFO ] [Real]Absence check using state equation in 253 ms returned sat
[2026-05-25 05:07:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:07:21] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2026-05-25 05:07:21] [INFO ] [Nat]Absence check using 10 positive and 28 generalized place invariants in 8 ms returned sat
[2026-05-25 05:07:22] [INFO ] [Nat]Absence check using state equation in 274 ms returned sat
[2026-05-25 05:07:22] [INFO ] Computed and/alt/rep : 179/853/179 causal constraints (skipped 681 transitions) in 68 ms.
[2026-05-25 05:07:22] [INFO ] Added : 10 causal constraints over 2 iterations in 269 ms. Result :sat
Minimization took 284 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
FORMULA ASLink-PT-04a-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ASLink-PT-04a-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[1, 1]
Support contains 2 out of 357 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 357/357 places, 882/882 transitions.
Applied a total of 0 rules in 12 ms. Remains 357 /357 variables (removed 0) and now considering 882/882 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 357/357 places, 882/882 transitions.
[2026-05-25 05:07:23] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[1, 1]
RANDOM walk for 1000000 steps (19681 resets) in 2026 ms. (493 steps per ms)
BEST_FIRST walk for 2000002 steps (11649 resets) in 1704 ms. (1173 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2026-05-25 05:07:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:07:27] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2026-05-25 05:07:27] [INFO ] [Real]Absence check using 10 positive and 28 generalized place invariants in 17 ms returned sat
[2026-05-25 05:07:27] [INFO ] [Real]Absence check using state equation in 302 ms returned sat
[2026-05-25 05:07:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:07:27] [INFO ] [Nat]Absence check using 10 positive place invariants in 5 ms returned sat
[2026-05-25 05:07:27] [INFO ] [Nat]Absence check using 10 positive and 28 generalized place invariants in 18 ms returned sat
[2026-05-25 05:07:27] [INFO ] [Nat]Absence check using state equation in 264 ms returned sat
[2026-05-25 05:07:28] [INFO ] Computed and/alt/rep : 179/853/179 causal constraints (skipped 681 transitions) in 58 ms.
[2026-05-25 05:07:28] [INFO ] Added : 16 causal constraints over 4 iterations in 431 ms. Result :sat
Minimization took 314 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:07:28] [INFO ] [Real]Absence check using 10 positive place invariants in 3 ms returned sat
[2026-05-25 05:07:28] [INFO ] [Real]Absence check using 10 positive and 28 generalized place invariants in 6 ms returned sat
[2026-05-25 05:07:29] [INFO ] [Real]Absence check using state equation in 181 ms returned sat
[2026-05-25 05:07:29] [INFO ] Computed and/alt/rep : 179/853/179 causal constraints (skipped 681 transitions) in 68 ms.
[2026-05-25 05:07:29] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-25 05:07:29] [INFO ] [Nat]Absence check using 10 positive place invariants in 9 ms returned sat
[2026-05-25 05:07:29] [INFO ] [Nat]Absence check using 10 positive and 28 generalized place invariants in 17 ms returned sat
[2026-05-25 05:07:29] [INFO ] [Nat]Absence check using state equation in 368 ms returned sat
[2026-05-25 05:07:29] [INFO ] Computed and/alt/rep : 179/853/179 causal constraints (skipped 681 transitions) in 72 ms.
[2026-05-25 05:07:30] [INFO ] Added : 9 causal constraints over 2 iterations in 216 ms. Result :sat
Minimization took 231 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[1, 1]
Support contains 2 out of 357 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 357/357 places, 882/882 transitions.
Applied a total of 0 rules in 10 ms. Remains 357 /357 variables (removed 0) and now considering 882/882 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 357/357 places, 882/882 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 357/357 places, 882/882 transitions.
Applied a total of 0 rules in 9 ms. Remains 357 /357 variables (removed 0) and now considering 882/882 (removed 0) transitions.
[2026-05-25 05:07:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:07:30] [INFO ] Implicit Places using invariants in 322 ms returned []
[2026-05-25 05:07:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:07:31] [INFO ] Implicit Places using invariants and state equation in 924 ms returned []
Implicit Place search using SMT with State Equation took 1259 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-25 05:07:31] [INFO ] Redundant transitions in 44 ms returned []
Running 860 sub problems to find dead transitions.
[2026-05-25 05:07:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/356 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 860 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/356 variables, 25/32 constraints. Problems are: Problem set: 0 solved, 860 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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(s296 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 356/1239 variables, and 32 constraints, problems are : Problem set: 0 solved, 860 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 7/10 constraints, Generalized P Invariants (flows): 25/28 constraints, State Equation: 0/357 constraints, PredecessorRefiner: 860/860 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 860 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/356 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 860 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/356 variables, 25/32 constraints. Problems are: Problem set: 0 solved, 860 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/356 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 860 unsolved
At refinement iteration 3 (OVERLAPS) 1/357 variables, 3/35 constraints. Problems are: Problem set: 0 solved, 860 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/357 variables, 3/38 constraints. Problems are: Problem set: 0 solved, 860 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 357/1239 variables, and 38 constraints, problems are : Problem set: 0 solved, 860 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 28/28 constraints, State Equation: 0/357 constraints, PredecessorRefiner: 0/860 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60406ms problems are : Problem set: 0 solved, 860 unsolved
Search for dead transitions found 0 dead transitions in 60419ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61760 ms. Remains : 357/357 places, 882/882 transitions.
RANDOM walk for 40000 steps (792 resets) in 1238 ms. (32 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (240 resets) in 358 ms. (111 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (226 resets) in 277 ms. (143 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (228 resets) in 311 ms. (128 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (224 resets) in 221 ms. (180 steps per ms) remains 4/4 properties
[2026-05-25 05:08:33] [INFO ] Flatten gal took : 169 ms
[2026-05-25 05:08:33] [INFO ] Flatten gal took : 86 ms
[2026-05-25 05:08:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17443751674113372686.gal : 48 ms
[2026-05-25 05:08:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14901772833342030896.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17443751674113372686.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14901772833342030896.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality14901772833342030896.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 44
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :44 after 328
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :328 after 8856
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :8856 after 17712
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :17712 after 20064
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :20064 after 20617
Invariant property MIN1 does not hold.
Reachability property MAX1 is true.
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :20617 after 23196
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :23196 after 350426
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 1025 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,788876,0.513184,18036,2,10866,17,30709,6,0,2313,18503,0
Total reachable state count : 788876

Verifying 4 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,1,0.515778,18164,2,358,17,30709,7,0,2316,18503,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.51752,18292,2,358,17,30709,8,0,2317,18503,0
Reachability property MAX1 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX1,1,0.518527,18292,2,358,17,30709,9,0,2319,18503,0
Invariant property MIN1 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN1,1,0.519346,18292,2,358,17,30709,10,0,2320,18503,0
Interrupted probabilistic random walk after 241403 steps, run timeout after 3001 ms. (steps per millisecond=80 ) properties seen :0 out of 4
Probabilistic random walk after 241403 steps, saw 154791 distinct states, run finished after 3005 ms. (steps per millisecond=80 ) properties seen :0
FORMULA ASLink-PT-04a-UpperBounds-07 1 TECHNIQUES REACHABILITY_MAX
FORMULA ASLink-PT-04a-UpperBounds-01 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 2 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 214127 ms.

BK_STOP 1779685716151

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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-04a"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
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 2-5973"
echo " Executing tool gold2025"
echo " Input is ASLink-PT-04a, 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 r015-oct2-177944372400042"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-04a.tgz
mv ASLink-PT-04a 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.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 ;