Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r368-tall-178024404800187.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is SupplyChain-PT-10000, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r368-tall-178024404800187
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 43M
-rw-r--r-- 1 mcc users 9.9K May 27 07:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 110K May 27 07:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 27 07:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K May 27 07:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 27 11:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 27 11:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 27 11:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 27 11:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 18K May 27 07:35 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 191K May 27 07:35 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K May 27 07:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K May 27 07:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 27 11:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 27 11:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 6 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 43M May 26 18:17 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1780312024416

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SupplyChain-PT-10000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-06-01 11:07:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-06-01 11:07:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-01 11:07:07] [INFO ] Load time of PNML (sax parser for PT used): 1699 ms
[2026-06-01 11:07:07] [INFO ] Transformed 130004 places.
[2026-06-01 11:07:08] [INFO ] Transformed 80003 transitions.
[2026-06-01 11:07:08] [INFO ] Parsed PT model containing 130004 places and 80003 transitions and 360006 arcs in 2297 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 130004/130004 places, 80003/80003 transitions.
Ensure Unique test removed 30090 places
Iterating post reduction 0 with 30090 rules applied. Total rules applied 30090 place count 99914 transition count 80003
Performed 10000 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 10000 Pre rules applied. Total rules applied 30090 place count 99914 transition count 70003
Deduced a syphon composed of 10000 places in 103 ms
Ensure Unique test removed 10000 places
Reduce places removed 20000 places and 0 transitions.
Iterating global reduction 1 with 30000 rules applied. Total rules applied 60090 place count 79914 transition count 70003
Applied a total of 60090 rules in 24096 ms. Remains 79914 /130004 variables (removed 50090) and now considering 70003/80003 (removed 10000) transitions.
Running 60003 sub problems to find dead transitions.
// Phase 1: matrix 70003 rows 79914 cols
[2026-06-01 11:07:33] [INFO ] Computed 20002 invariants in 747 ms
[2026-06-01 11:07:34] [INFO ] State equation strengthened by 1 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SMT process timed out in 522330ms, After SMT, problems are : Problem set: 0 solved, 60003 unsolved
Search for dead transitions found 0 dead transitions in 522729ms
[2026-06-01 11:16:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-06-01 11:18:01] [INFO ] Performed 1069/79914 implicitness test of which 3 returned IMPLICIT in 30 seconds.
[2026-06-01 11:18:31] [INFO ] Performed 3481/79914 implicitness test of which 3 returned IMPLICIT in 60 seconds.
[2026-06-01 11:18:55] [INFO ] Implicit Places using invariants in 160078 ms returned [0, 1, 2]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 160171 ms to find 3 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 79911/130004 places, 70003/80003 transitions.
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 0 with 3 rules applied. Total rules applied 3 place count 79911 transition count 70000
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
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 1 with 9 rules applied. Total rules applied 12 place count 79908 transition count 69994
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 15 place count 79905 transition count 69994
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 15 place count 79905 transition count 69991
Deduced a syphon composed of 3 places in 39 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 21 place count 79902 transition count 69991
Applied a total of 21 rules in 1227 ms. Remains 79902 /79911 variables (removed 9) and now considering 69991/70003 (removed 12) transitions.
// Phase 1: matrix 69991 rows 79902 cols
[2026-06-01 11:18:57] [INFO ] Computed 19999 invariants in 404 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-06-01 11:20:41] [INFO ] Performed 1368/79902 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-01 11:21:11] [INFO ] Performed 4201/79902 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-06-01 11:21:37] [INFO ] Implicit Places with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... after 160471 ms
Implicit Place search using SMT only with invariants took 160473 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 79902/130004 places, 69991/80003 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 868924 ms. Remains : 79902/130004 places, 69991/80003 transitions.
Discarding 19997 transitions out of 69991. Remains 49994
Initial state reduction rules removed 10000 formulas.
RANDOM walk for 40000 steps (8 resets) in 84305 ms. (0 steps per ms) remains 24666/39994 properties
BEST_FIRST walk for 124 steps (0 resets) in 102 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 98 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 117 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 106 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 139 ms. (0 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 111 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 72 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 93 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 102 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 80 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 87 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 87 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 81 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 82 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 86 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 70 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 72 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 68 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 60 ms. (2 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 64 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 65 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 71 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 61 ms. (2 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 69 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 70 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 71 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 63 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 67 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 60 ms. (2 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 68 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 58 ms. (2 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 65 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 67 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 56 ms. (2 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 64 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 59 ms. (2 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 65 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 62 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 66 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 68 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 70 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 72 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 72 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 69 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 62 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 80 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 79 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 84 ms. (1 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 61 ms. (2 steps per ms) remains 24666/24666 properties
BEST_FIRST walk for 124 steps (0 resets) in 79 ms. (1 steps per ms) remains 24666/24666 properties
[2026-06-01 11:22:06] [INFO ] Invariant cache hit.
[2026-06-01 11:22:07] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-06-01 11:22:12] [INFO ] Flatten gal took : 27244 ms
[2026-06-01 11:22:31] [INFO ] Flatten gal took : 19243 ms
[2026-06-01 11:22:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12919191976051883797.gal : 362 ms
[2026-06-01 11:22:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11240269359280091618.prop : 88 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/ReachabilityCardinality12919191976051883797.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11240269359280091618.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/ReachabilityCardinality11240269359280091618.prop.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SMT process timed out in 226712ms, After SMT, problems are : Problem set: 0 solved, 24666 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 51367 out of 79902 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79902/79902 places, 69991/69991 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 79902 transition count 69990
Free-agglomeration rule applied 3207 times.
Iterating global reduction 1 with 3207 rules applied. Total rules applied 3208 place count 79902 transition count 66783
Ensure Unique test removed 3207 places
Reduce places removed 6414 places and 0 transitions.
Ensure Unique test removed 3207 transitions
Reduce isomorphic transitions removed 3207 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 824 transitions
Trivial Post-agglo rules discarded 824 transitions
Performed 824 trivial Post agglomeration. Transition count delta: 824
Iterating post reduction 1 with 10445 rules applied. Total rules applied 13653 place count 73488 transition count 62752
Reduce places removed 824 places and 0 transitions.
Iterating post reduction 2 with 824 rules applied. Total rules applied 14477 place count 72664 transition count 62752
Performed 3207 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3207 Pre rules applied. Total rules applied 14477 place count 72664 transition count 59545
Deduced a syphon composed of 3207 places in 42 ms
Reduce places removed 3207 places and 0 transitions.
Iterating global reduction 3 with 6414 rules applied. Total rules applied 20891 place count 69457 transition count 59545
Applied a total of 20891 rules in 25845 ms. Remains 69457 /79902 variables (removed 10445) and now considering 59545/69991 (removed 10446) transitions.
Running 48718 sub problems to find dead transitions.
// Phase 1: matrix 59545 rows 69457 cols
[2026-06-01 11:26:20] [INFO ] Computed 16792 invariants in 396 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SMT process timed out in 357877ms, After SMT, problems are : Problem set: 0 solved, 48718 unsolved
Search for dead transitions found 0 dead transitions in 358105ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 384036 ms. Remains : 69457/79902 places, 59545/69991 transitions.
Detected timeout of ITS tools.
RANDOM walk for 56015 steps (0 resets) in 120010 ms. (0 steps per ms) remains 17875/24666 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1132 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1063 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 945 ms. (4 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 948 ms. (4 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 952 ms. (4 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 939 ms. (4 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 2227 ms. (1 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 2179 ms. (1 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1957 ms. (2 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1780 ms. (2 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1235 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1061 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1744 ms. (2 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1583 ms. (2 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1145 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1117 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1022 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1236 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 985 ms. (4 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1124 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 940 ms. (4 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1290 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1742 ms. (2 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1143 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 914 ms. (4 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1066 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 982 ms. (4 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1113 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1213 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1555 ms. (2 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1205 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1173 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 995 ms. (4 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1094 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1498 ms. (2 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1702 ms. (2 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1267 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1023 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1030 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1533 ms. (2 steps per ms) remains 17875/17875 properties
[2026-06-01 11:33:03] [INFO ] Flatten gal took : 29996 ms
BEST_FIRST walk for 4004 steps (0 resets) in 1508 ms. (2 steps per ms) remains 17875/17875 properties
[2026-06-01 11:33:04] [INFO ] Applying decomposition
BEST_FIRST walk for 4004 steps (0 resets) in 1252 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1268 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 872 ms. (4 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1147 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1143 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1317 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 943 ms. (4 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 1007 ms. (3 steps per ms) remains 17875/17875 properties
BEST_FIRST walk for 4004 steps (0 resets) in 869 ms. (4 steps per ms) remains 17875/17875 properties
[2026-06-01 11:33:07] [INFO ] Invariant cache hit.
[2026-06-01 11:33:23] [INFO ] Flatten gal took : 19574 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph6820264757460136512.txt' '-o' '/tmp/graph6820264757460136512.bin' '-w' '/tmp/graph6820264757460136512.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6820264757460136512.bin' '-l' '-1' '-v' '-w' '/tmp/graph6820264757460136512.weights' '-q' '0' '-e' '0.001'
[2026-06-01 11:33:31] [INFO ] Decomposing Gal with order
[2026-06-01 11:34:27] [INFO ] Rewriting arrays to variables to allow decomposition.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
Problem qltransition_3336 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 194679ms, After SMT, problems are : Problem set: 1 solved, 17874 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 39608 out of 69457 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 69457/69457 places, 59545/59545 transitions.
Performed 1142 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1142 Pre rules applied. Total rules applied 0 place count 69457 transition count 58403
Deduced a syphon composed of 1142 places in 26 ms
Reduce places removed 1142 places and 0 transitions.
Iterating global reduction 0 with 2284 rules applied. Total rules applied 2284 place count 68315 transition count 58403
Free-agglomeration rule applied 4968 times.
Iterating global reduction 0 with 4968 rules applied. Total rules applied 7252 place count 68315 transition count 53435
Ensure Unique test removed 4968 places
Reduce places removed 9936 places and 0 transitions.
Ensure Unique test removed 4968 transitions
Reduce isomorphic transitions removed 4968 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1427 transitions
Trivial Post-agglo rules discarded 1427 transitions
Performed 1427 trivial Post agglomeration. Transition count delta: 1427
Iterating post reduction 0 with 16331 rules applied. Total rules applied 23583 place count 58379 transition count 47040
Reduce places removed 1427 places and 0 transitions.
Iterating post reduction 1 with 1427 rules applied. Total rules applied 25010 place count 56952 transition count 47040
Performed 4968 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4968 Pre rules applied. Total rules applied 25010 place count 56952 transition count 42072
Deduced a syphon composed of 4968 places in 17 ms
Reduce places removed 4968 places and 0 transitions.
Iterating global reduction 2 with 9936 rules applied. Total rules applied 34946 place count 51984 transition count 42072
Applied a total of 34946 rules in 23070 ms. Remains 51984 /69457 variables (removed 17473) and now considering 42072/59545 (removed 17473) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23071 ms. Remains : 51984/69457 places, 42072/59545 transitions.

BK_TIME_CONFINEMENT_REACHED

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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 QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="SupplyChain-PT-10000"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 SupplyChain-PT-10000, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r368-tall-178024404800187"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SupplyChain-PT-10000.tgz
mv SupplyChain-PT-10000 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;