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-178024404800170.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-06000, examination is OneSafe
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r368-tall-178024404800170
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 26M
-rw-r--r-- 1 mcc users 6.0K May 27 07:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K May 27 07:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 27 07:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K May 27 07:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K May 27 11:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 27 11:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 27 11:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 27 11:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 14K May 27 08:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K May 27 08:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K May 27 08:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K May 27 08:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 27 11:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 27 11:03 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 26M 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 OneSafe

=== Now, execution of the tool begins

BK_START 1780308869214

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=OneSafe
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SupplyChain-PT-06000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
OneSafe PT
Running Version 202505121319
[2026-06-01 10:14:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, OneSafe, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-06-01 10:14:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-01 10:14:31] [INFO ] Load time of PNML (sax parser for PT used): 1233 ms
[2026-06-01 10:14:32] [INFO ] Transformed 78004 places.
[2026-06-01 10:14:32] [INFO ] Transformed 48003 transitions.
[2026-06-01 10:14:32] [INFO ] Parsed PT model containing 78004 places and 48003 transitions and 216006 arcs in 1650 ms.
Structural unfed/single firing approximation deduced that 30002/78004 places are one safe.
// Phase 1: matrix 48003 rows 78004 cols
[2026-06-01 10:15:30] [INFO ] Computed 36092 invariants in 57714 ms
[2026-06-01 10:15:31] [INFO ] Rough structural analysis with invariants proved 6182 places are one safe in 57904 ms (including invariant computation).
Starting Z3 with timeout 100.0 s and query timeout 10000.0 ms
RANDOM walk for 40000 steps (8 resets) in 84082 ms. (0 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 68 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 73 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 92 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 87 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 96 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 86 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 64 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 72 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 79 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 87 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 63 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 52 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 60 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 68 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 62 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 62 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 61 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 75 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 66 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 59 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 52 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 62 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 65 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 56 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 62 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 63 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 56 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 65 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 66 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 66 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 63 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 72 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 61 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 58 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 63 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 50 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 73 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 63 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 58 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 57 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 57 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 66 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 61 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 53 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 58 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 65 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 64 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 64 ms. (1 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 61 ms. (2 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 124 steps (0 resets) in 59 ms. (2 steps per ms) remains 41820/41820 properties
[2026-06-01 10:16:29] [INFO ] Flatten gal took : 38636 ms
[2026-06-01 10:17:07] [INFO ] Flatten gal took : 38308 ms
[2026-06-01 10:17:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14841002905500378343.gal : 493 ms
[2026-06-01 10:17:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9839856970113306960.prop : 72 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/ReachabilityCardinality14841002905500378343.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9839856970113306960.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 ...329
Probabilistic random walk after 21004 steps, saw 21002 distinct states, run finished after 66575 ms. (steps per millisecond=0 ) properties seen :0
[2026-06-01 10:17:18] [INFO ] Invariant cache hit.
[2026-06-01 10:17:19] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SMT process timed out in 203785ms, After SMT, problems are : Problem set: 0 solved, 41820 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 41820 out of 78004 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78004/78004 places, 48003/48003 transitions.
Graph (complete) has 204362 edges and 78004 vertex of which 78002 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.151 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Ensure Unique test removed 6180 places
Iterating post reduction 0 with 6180 rules applied. Total rules applied 6181 place count 71822 transition count 48001
Free-agglomeration rule applied 6000 times.
Iterating global reduction 1 with 6000 rules applied. Total rules applied 12181 place count 71822 transition count 42001
Ensure Unique test removed 6000 places
Reduce places removed 12000 places and 0 transitions.
Ensure Unique test removed 6000 transitions
Reduce isomorphic transitions removed 6000 transitions.
Iterating post reduction 1 with 18000 rules applied. Total rules applied 30181 place count 59822 transition count 36001
Performed 6000 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6000 Pre rules applied. Total rules applied 30181 place count 59822 transition count 30001
Deduced a syphon composed of 6000 places in 27 ms
Reduce places removed 6000 places and 0 transitions.
Iterating global reduction 2 with 12000 rules applied. Total rules applied 42181 place count 53822 transition count 30001
Applied a total of 42181 rules in 30576 ms. Remains 53822 /78004 variables (removed 24182) and now considering 30001/48003 (removed 18002) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30594 ms. Remains : 53822/78004 places, 30001/48003 transitions.
RANDOM walk for 115258 steps (4 resets) in 120004 ms. (0 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 480 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 667 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 497 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 500 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 653 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 500 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 504 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 678 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 497 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 510 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 557 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 547 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 506 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 511 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 512 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 470 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 450 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 529 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 497 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 504 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 593 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 496 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 491 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 620 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 606 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 510 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 503 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 605 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 464 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 444 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 450 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 574 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 510 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 496 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 502 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 587 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 452 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 503 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 514 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 584 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 506 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 505 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 496 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 576 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 513 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 502 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 510 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 582 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 514 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 481 ms. (8 steps per ms) remains 41820/41820 properties
Loading property file /tmp/ReachabilityCardinality9839856970113306960.prop.
Probabilistic random walk after 37005 steps, saw 36999 distinct states, run finished after 111654 ms. (steps per millisecond=0 ) properties seen :0
// Phase 1: matrix 30001 rows 53822 cols
[2026-06-01 10:23:53] [INFO ] Computed 23911 invariants in 10579 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
Detected timeout of ITS tools.
SMT process timed out in 207887ms, After SMT, problems are : Problem set: 0 solved, 41820 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 41820 out of 53822 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53822/53822 places, 30001/30001 transitions.
Applied a total of 0 rules in 433 ms. Remains 53822 /53822 variables (removed 0) and now considering 30001/30001 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 433 ms. Remains : 53822/53822 places, 30001/30001 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53822/53822 places, 30001/30001 transitions.
Applied a total of 0 rules in 350 ms. Remains 53822 /53822 variables (removed 0) and now considering 30001/30001 (removed 0) transitions.
[2026-06-01 10:27:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-06-01 10:27:47] [INFO ] Flatten gal took : 38810 ms
[2026-06-01 10:27:47] [INFO ] Applying decomposition
[2026-06-01 10:28:22] [INFO ] Flatten gal took : 34563 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/graph14344742738195133797.txt' '-o' '/tmp/graph14344742738195133797.bin' '-w' '/tmp/graph14344742738195133797.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14344742738195133797.bin' '-l' '-1' '-v' '-w' '/tmp/graph14344742738195133797.weights' '-q' '0' '-e' '0.001'
[2026-06-01 10:28:28] [INFO ] Decomposing Gal with order
[2026-06-01 10:28:38] [INFO ] Performed 32949/53822 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-01 10:29:08] [INFO ] Performed 36493/53822 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-06-01 10:29:22] [INFO ] Implicit Places using invariants in 131149 ms returned [38047]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 131222 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 53821/53822 places, 30001/30001 transitions.
Applied a total of 0 rules in 336 ms. Remains 53821 /53821 variables (removed 0) and now considering 30001/30001 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 131917 ms. Remains : 53821/53822 places, 30001/30001 transitions.
RANDOM walk for 116667 steps (4 resets) in 120005 ms. (0 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 545 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 645 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 708 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 941 ms. (4 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 892 ms. (4 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 993 ms. (4 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 581 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 522 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 556 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 518 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 608 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 508 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 679 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 955 ms. (4 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 991 ms. (4 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 709 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 615 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 511 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 618 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 714 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 488 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 488 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 514 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 501 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 497 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 486 ms. (8 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 756 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 831 ms. (4 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 837 ms. (4 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 769 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 513 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 667 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 501 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 593 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 506 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 681 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 811 ms. (4 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 779 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 839 ms. (4 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 739 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 625 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 595 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 507 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 570 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 511 ms. (7 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 664 ms. (6 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 698 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 953 ms. (4 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 741 ms. (5 steps per ms) remains 41820/41820 properties
BEST_FIRST walk for 4004 steps (0 resets) in 640 ms. (6 steps per ms) remains 41820/41820 properties
[2026-06-01 10:30:17] [INFO ] Rewriting arrays to variables to allow decomposition.
Probabilistic random walk after 43006 steps, saw 43000 distinct states, run finished after 121694 ms. (steps per millisecond=0 ) properties seen :0
// Phase 1: matrix 30001 rows 53821 cols
[2026-06-01 10:32:16] [INFO ] Computed 23910 invariants in 11513 ms
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
SMT process timed out in 236061ms, After SMT, problems are : Problem set: 0 solved, 41820 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 41820 out of 53821 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53821/53821 places, 30001/30001 transitions.
Applied a total of 0 rules in 732 ms. Remains 53821 /53821 variables (removed 0) and now considering 30001/30001 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 732 ms. Remains : 53821/53821 places, 30001/30001 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53821/53821 places, 30001/30001 transitions.
Applied a total of 0 rules in 461 ms. Remains 53821 /53821 variables (removed 0) and now considering 30001/30001 (removed 0) transitions.
[2026-06-01 10:36:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-06-01 10:37:19] [INFO ] Performed 32797/53821 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-01 10:37:49] [INFO ] Performed 35705/53821 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2026-06-01 10:38:13] [INFO ] Implicit Places using invariants in 131108 ms returned []
Implicit Place search using SMT only with invariants took 131115 ms to find 0 implicit places.
Running 24001 sub problems to find dead transitions.
[2026-06-01 10:38:13] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SMT process timed out in 140829ms, After SMT, problems are : Problem set: 0 solved, 24001 unsolved
Search for dead transitions found 0 dead transitions in 140968ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 272675 ms. Remains : 53821/53821 places, 30001/30001 transitions.
RANDOM walk for 117508 steps (4 resets) in 120008 ms. (0 steps per ms) remains 41820/41820 properties
Running SMT prover for 41820 properties.
[2026-06-01 10:41:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-06-01 10:44:05] [INFO ] [Real]Absence check using 1 positive place invariants in 102 ms returned sat
[2026-06-01 10:44:25] [INFO ] SMT solver returned unknown. Retrying;
[2026-06-01 10:44:25] [INFO ] [Real]Absence check using 1 positive and 23909 generalized place invariants in 19567 ms returned unknown
SMT process timed out, exceeded limit of 100
[2026-06-01 10:44:25] [INFO ] After 164ms SMT Verify possible using After timeout in real domain returned unsat :0 sat :41820
[2026-06-01 10:44:25] [INFO ] After 200216ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :41820

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
+ [[ OneSafe = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution OneSafe -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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 OneSafe -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-06000"
export BK_EXAMINATION="OneSafe"
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-06000, examination is OneSafe"
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-178024404800170"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SupplyChain-PT-06000.tgz
mv SupplyChain-PT-06000 execution
cd execution
if [ "OneSafe" = "ReachabilityDeadlock" ] || [ "OneSafe" = "UpperBounds" ] || [ "OneSafe" = "QuasiLiveness" ] || [ "OneSafe" = "StableMarking" ] || [ "OneSafe" = "Liveness" ] || [ "OneSafe" = "OneSafe" ] || [ "OneSafe" = "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 [ "OneSafe" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "OneSafe" != "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 "OneSafe.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 '' OneSafe.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "OneSafe" = "ReachabilityDeadlock" ] || [ "OneSafe" = "QuasiLiveness" ] || [ "OneSafe" = "StableMarking" ] || [ "OneSafe" = "Liveness" ] || [ "OneSafe" = "OneSafe" ] ; then
echo "FORMULA_NAME OneSafe"
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 ;