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.r191-oct2-177969025600049.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 MultiCrashLeafsetExtension-PT-S16C02, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r191-oct2-177969025600049
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.5M
-rw-r--r-- 1 mcc users 14K Mar 7 19:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K Mar 7 19:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 19:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Mar 7 19:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 6.2K Mar 15 11:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 11:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.4K Mar 15 11:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 11:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 22K Mar 7 19:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K Mar 7 19:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Mar 7 19:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Mar 7 19:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 11:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.6K Mar 15 11:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 3.0M 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 MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-00
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-01
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-02
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-03
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-04
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-05
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-06
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-07
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-08
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-09
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-10
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-11
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-12
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-13
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-14
FORMULA_NAME MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779942942828

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MultiCrashLeafsetExtension-PT-S16C02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-28 04:35:44] [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]
[2026-05-28 04:35:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-28 04:35:44] [INFO ] Load time of PNML (sax parser for PT used): 259 ms
[2026-05-28 04:35:44] [INFO ] Transformed 2952 places.
[2026-05-28 04:35:44] [INFO ] Transformed 4255 transitions.
[2026-05-28 04:35:44] [INFO ] Parsed PT model containing 2952 places and 4255 transitions and 17902 arcs in 397 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
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:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2026-05-28 04:35:44] [INFO ] Flow matrix only has 3983 transitions (discarded 272 similar events)
// Phase 1: matrix 3983 rows 2952 cols
[2026-05-28 04:35:45] [INFO ] Computed 421 invariants in 219 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:[17, 51, 1, 1, 51, 17, 51, 17, 1, 1, 1, 51, 17, 1, 17, 1]
RANDOM walk for 10000 steps (468 resets) in 126 ms. (78 steps per ms)
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 150013 steps (1755 resets) in 452 ms. (331 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, 0, 1, 0] Max Struct:[17, 51, 1, 1, 51, 17, 51, 17, 1, 1, 51, 17, 1, 17, 1]
[2026-05-28 04:35:45] [INFO ] Flow matrix only has 3983 transitions (discarded 272 similar events)
[2026-05-28 04:35:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:35:46] [INFO ] [Real]Absence check using 42 positive place invariants in 47 ms returned sat
[2026-05-28 04:35:46] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 112 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:35:46] [INFO ] [Real]Absence check using 42 positive place invariants in 45 ms returned sat
[2026-05-28 04:35:47] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 157 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:35:47] [INFO ] [Real]Absence check using 42 positive place invariants in 82 ms returned sat
[2026-05-28 04:35:47] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 164 ms returned sat
[2026-05-28 04:35:49] [INFO ] [Real]Absence check using state equation in 1625 ms returned sat
[2026-05-28 04:35:49] [INFO ] State equation strengthened by 1090 read => feed constraints.
[2026-05-28 04:35:50] [INFO ] [Real]Added 1090 Read/Feed constraints in 602 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:35:50] [INFO ] [Real]Absence check using 42 positive place invariants in 29 ms returned sat
[2026-05-28 04:35:50] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 130 ms returned sat
[2026-05-28 04:35:52] [INFO ] [Real]Absence check using state equation in 1733 ms returned sat
[2026-05-28 04:35:53] [INFO ] [Real]Added 1090 Read/Feed constraints in 340 ms returned sat
[2026-05-28 04:35:53] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:35:53] [INFO ] [Nat]Absence check using 42 positive place invariants in 33 ms returned sat
[2026-05-28 04:35:53] [INFO ] [Nat]Absence check using 42 positive and 379 generalized place invariants in 139 ms returned sat
[2026-05-28 04:35:55] [INFO ] [Nat]Absence check using state equation in 1854 ms returned sat
[2026-05-28 04:35:56] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-28 04:35:56] [INFO ] [Nat]Added 1090 Read/Feed constraints in 775 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:35:59] [INFO ] Deduced a trap composed of 93 places in 2301 ms of which 179 ms to minimize.
[2026-05-28 04:35:59] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 3
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.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:871)
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
[2026-05-28 04:35:59] [INFO ] [Real]Absence check using 42 positive place invariants in 42 ms returned sat
[2026-05-28 04:35:59] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 109 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:35:59] [INFO ] [Real]Absence check using 42 positive place invariants in 29 ms returned sat
[2026-05-28 04:35:59] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 85 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:36:00] [INFO ] [Real]Absence check using 42 positive place invariants in 31 ms returned sat
[2026-05-28 04:36:00] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 92 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:36:00] [INFO ] [Real]Absence check using 42 positive place invariants in 30 ms returned sat
[2026-05-28 04:36:00] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 98 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:36:01] [INFO ] [Real]Absence check using 42 positive place invariants in 32 ms returned sat
[2026-05-28 04:36:01] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 128 ms returned sat
[2026-05-28 04:36:02] [INFO ] [Real]Absence check using state equation in 1759 ms returned sat
[2026-05-28 04:36:03] [INFO ] [Real]Added 1090 Read/Feed constraints in 488 ms returned sat
[2026-05-28 04:36:03] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:36:04] [INFO ] [Nat]Absence check using 42 positive place invariants in 35 ms returned sat
[2026-05-28 04:36:04] [INFO ] [Nat]Absence check using 42 positive and 379 generalized place invariants in 123 ms returned sat
[2026-05-28 04:36:06] [INFO ] [Nat]Absence check using state equation in 1979 ms returned sat
[2026-05-28 04:36:06] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-28 04:36:07] [INFO ] [Nat]Added 1090 Read/Feed constraints in 1085 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:36:07] [INFO ] [Real]Absence check using 42 positive place invariants in 32 ms returned sat
[2026-05-28 04:36:07] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 124 ms returned sat
[2026-05-28 04:36:09] [INFO ] [Real]Absence check using state equation in 1900 ms returned sat
[2026-05-28 04:36:10] [INFO ] [Real]Added 1090 Read/Feed constraints in 247 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:36:10] [INFO ] [Real]Absence check using 42 positive place invariants in 44 ms returned sat
[2026-05-28 04:36:10] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 101 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:36:11] [INFO ] [Real]Absence check using 42 positive place invariants in 41 ms returned sat
[2026-05-28 04:36:11] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 149 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:36:11] [INFO ] [Real]Absence check using 42 positive place invariants in 33 ms returned sat
[2026-05-28 04:36:11] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 147 ms returned sat
[2026-05-28 04:36:13] [INFO ] [Real]Absence check using state equation in 2010 ms returned sat
[2026-05-28 04:36:14] [INFO ] [Real]Added 1090 Read/Feed constraints in 250 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:36:14] [INFO ] [Real]Absence check using 42 positive place invariants in 37 ms returned sat
[2026-05-28 04:36:14] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 102 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:36:15] [INFO ] [Real]Absence check using 42 positive place invariants in 34 ms returned sat
[2026-05-28 04:36:15] [INFO ] [Real]Absence check using 42 positive and 379 generalized place invariants in 174 ms returned sat
[2026-05-28 04:36:17] [INFO ] [Real]Absence check using state equation in 1865 ms returned sat
[2026-05-28 04:36:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:36:17] [INFO ] [Nat]Absence check using 42 positive place invariants in 32 ms returned sat
[2026-05-28 04:36:17] [INFO ] [Nat]Absence check using 42 positive and 379 generalized place invariants in 120 ms returned sat
[2026-05-28 04:36:19] [INFO ] [Nat]Absence check using state equation in 1794 ms returned sat
[2026-05-28 04:36:20] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-28 04:36:20] [INFO ] [Nat]Added 1090 Read/Feed constraints in 903 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, 0, 1, 0] Max Struct:[1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 0]
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[1, 1]
Support contains 2 out of 2952 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2952/2952 places, 4255/4255 transitions.
Graph (complete) has 10317 edges and 2952 vertex of which 2928 are kept as prefixes of interest. Removing 24 places using SCC suffix rule.27 ms
Discarding 24 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 544 transitions
Trivial Post-agglo rules discarded 544 transitions
Performed 544 trivial Post agglomeration. Transition count delta: 544
Iterating post reduction 0 with 544 rules applied. Total rules applied 545 place count 2928 transition count 3711
Reduce places removed 544 places and 0 transitions.
Iterating post reduction 1 with 544 rules applied. Total rules applied 1089 place count 2384 transition count 3711
Performed 68 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 68 Pre rules applied. Total rules applied 1089 place count 2384 transition count 3643
Deduced a syphon composed of 68 places in 12 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 2 with 136 rules applied. Total rules applied 1225 place count 2316 transition count 3643
Discarding 476 places :
Symmetric choice reduction at 2 with 476 rule applications. Total rules 1701 place count 1840 transition count 3167
Iterating global reduction 2 with 476 rules applied. Total rules applied 2177 place count 1840 transition count 3167
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 2177 place count 1840 transition count 3163
Deduced a syphon composed of 4 places in 4 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 2185 place count 1836 transition count 3163
Discarding 238 places :
Symmetric choice reduction at 2 with 238 rule applications. Total rules 2423 place count 1598 transition count 2687
Iterating global reduction 2 with 238 rules applied. Total rules applied 2661 place count 1598 transition count 2687
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 4 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 2695 place count 1581 transition count 2670
Free-agglomeration rule (complex) applied 158 times.
Iterating global reduction 2 with 158 rules applied. Total rules applied 2853 place count 1581 transition count 2750
Reduce places removed 158 places and 0 transitions.
Iterating post reduction 2 with 158 rules applied. Total rules applied 3011 place count 1423 transition count 2750
Applied a total of 3011 rules in 1543 ms. Remains 1423 /2952 variables (removed 1529) and now considering 2750/4255 (removed 1505) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1559 ms. Remains : 1423/2952 places, 2750/4255 transitions.
[2026-05-28 04:36:22] [INFO ] Flow matrix only has 2354 transitions (discarded 396 similar events)
// Phase 1: matrix 2354 rows 1423 cols
[2026-05-28 04:36:22] [INFO ] Computed 397 invariants in 84 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[1, 1]
RANDOM walk for 1000000 steps (76178 resets) in 8074 ms. (123 steps per ms)
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (12966 resets) in 2082 ms. (480 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-28 04:36:32] [INFO ] Flow matrix only has 2354 transitions (discarded 396 similar events)
[2026-05-28 04:36:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:36:32] [INFO ] [Real]Absence check using 33 positive place invariants in 66 ms returned sat
[2026-05-28 04:36:32] [INFO ] [Real]Absence check using 33 positive and 364 generalized place invariants in 130 ms returned sat
[2026-05-28 04:36:33] [INFO ] [Real]Absence check using state equation in 756 ms returned sat
[2026-05-28 04:36:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:36:33] [INFO ] [Nat]Absence check using 33 positive place invariants in 25 ms returned sat
[2026-05-28 04:36:34] [INFO ] [Nat]Absence check using 33 positive and 364 generalized place invariants in 72 ms returned sat
[2026-05-28 04:36:34] [INFO ] [Nat]Absence check using state equation in 877 ms returned sat
[2026-05-28 04:36:34] [INFO ] State equation strengthened by 1090 read => feed constraints.
[2026-05-28 04:36:35] [INFO ] [Nat]Added 1090 Read/Feed constraints in 676 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[0]
FORMULA MultiCrashLeafsetExtension-PT-S16C02-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 11 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2026-05-28 04:36:36] [INFO ] Flatten gal took : 242 ms
[2026-05-28 04:36:36] [INFO ] Flatten gal took : 138 ms
[2026-05-28 04:36:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7284359565689406813.gal : 66 ms
[2026-05-28 04:36:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10111058709850399581.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/ReachabilityCardinality7284359565689406813.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10111058709850399581.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 52074 ms.

BK_STOP 1779942996498

--------------------
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="MultiCrashLeafsetExtension-PT-S16C02"
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 MultiCrashLeafsetExtension-PT-S16C02, 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 r191-oct2-177969025600049"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MultiCrashLeafsetExtension-PT-S16C02.tgz
mv MultiCrashLeafsetExtension-PT-S16C02 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 ;