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.r096-smll-177946996500233.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 DES-PT-10b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r096-smll-177946996500233
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 564K
-rw-r--r-- 1 mcc users 6.1K Mar 6 18:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 6 18:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 6 18:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 68K Mar 6 18:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.2K Mar 15 08:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 15 08:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 08:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 6 18:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 162K Mar 6 18:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Mar 6 18:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Mar 6 18:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 08:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:57 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 79K 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 booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1779533304719

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DES-PT-10b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-23 10:48:26] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-23 10:48:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 10:48:27] [INFO ] Load time of PNML (sax parser for PT used): 136 ms
[2026-05-23 10:48:27] [INFO ] Transformed 320 places.
[2026-05-23 10:48:27] [INFO ] Transformed 271 transitions.
[2026-05-23 10:48:27] [INFO ] Found NUPN structural information;
[2026-05-23 10:48:27] [INFO ] Parsed PT model containing 320 places and 271 transitions and 827 arcs in 313 ms.
Structural test allowed to assert that 87 places are NOT stable. Took 12 ms.
[2026-05-23 10:48:27] [INFO ] Flatten gal took : 117 ms
RANDOM walk for 40000 steps (351 resets) in 2140 ms. (18 steps per ms) remains 29/233 properties
[2026-05-23 10:48:27] [INFO ] Flatten gal took : 62 ms
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 29/29 properties
[2026-05-23 10:48:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13388792884743602377.gal : 33 ms
BEST_FIRST walk for 4003 steps (8 resets) in 71 ms. (55 steps per ms) remains 29/29 properties
[2026-05-23 10:48:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18224865828031149055.prop : 2 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/ReachabilityCardinality13388792884743602377.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18224865828031149055.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 29/29 properties

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
BEST_FIRST walk for 4003 steps (8 resets) in 91 ms. (43 steps per ms) remains 29/29 properties
Loading property file /tmp/ReachabilityCardinality18224865828031149055.prop.
BEST_FIRST walk for 4004 steps (8 resets) in 51 ms. (77 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 54 ms. (72 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 42 ms. (93 steps per ms) remains 29/29 properties
SDD proceeding with computation,29 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,29 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,29 properties remain. new max is 16
SDD size :4 after 13
BEST_FIRST walk for 4003 steps (8 resets) in 48 ms. (81 steps per ms) remains 29/29 properties
SDD proceeding with computation,29 properties remain. new max is 32
SDD size :13 after 15
SDD proceeding with computation,29 properties remain. new max is 64
SDD size :15 after 19
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 29/29 properties
SDD proceeding with computation,29 properties remain. new max is 128
SDD size :19 after 89
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 29/29 properties
SDD proceeding with computation,29 properties remain. new max is 256
SDD size :89 after 227
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 29/29 properties
SDD proceeding with computation,29 properties remain. new max is 512
SDD size :227 after 3799
BEST_FIRST walk for 4003 steps (8 resets) in 35 ms. (111 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 29/29 properties
SDD proceeding with computation,29 properties remain. new max is 1024
SDD size :3799 after 81955
// Phase 1: matrix 271 rows 320 cols
[2026-05-23 10:48:28] [INFO ] Computed 65 invariants in 41 ms
SDD proceeding with computation,29 properties remain. new max is 2048
SDD size :81955 after 244663
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (OVERLAPS) 20/49 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 20/53 constraints. Problems are: Problem set: 0 solved, 29 unsolved
SDD proceeding with computation,29 properties remain. new max is 4096
SDD size :244663 after 1.654e+08
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (OVERLAPS) 199/248 variables, 35/88 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/248 variables, 199/287 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/248 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (OVERLAPS) 71/319 variables, 25/312 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/319 variables, 71/383 constraints. Problems are: Problem set: 0 solved, 29 unsolved
SDD proceeding with computation,29 properties remain. new max is 8192
SDD size :1.654e+08 after 3.85919e+08
At refinement iteration 10 (INCLUDED_ONLY) 0/319 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 11 (OVERLAPS) 1/320 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/320 variables, 1/385 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/320 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 14 (OVERLAPS) 271/591 variables, 320/705 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/591 variables, 0/705 constraints. Problems are: Problem set: 0 solved, 29 unsolved
SDD proceeding with computation,29 properties remain. new max is 16384
SDD size :3.85919e+08 after 1.61623e+13
At refinement iteration 16 (OVERLAPS) 0/591 variables, 0/705 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Real declared 591/591 variables, and 705 constraints, problems are : Problem set: 0 solved, 29 unsolved in 3010 ms.
Refiners :[Domain max(s): 320/320 constraints, Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 320/320 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (OVERLAPS) 20/49 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 20/53 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (OVERLAPS) 199/248 variables, 35/88 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/248 variables, 199/287 constraints. Problems are: Problem set: 0 solved, 29 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:32] [INFO ] Deduced a trap composed of 9 places in 73 ms of which 15 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/248 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/248 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 9 (OVERLAPS) 71/319 variables, 25/313 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/319 variables, 71/384 constraints. Problems are: Problem set: 0 solved, 29 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:33] [INFO ] Deduced a trap composed of 21 places in 117 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:33] [INFO ] Deduced a trap composed of 31 places in 174 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:33] [INFO ] Deduced a trap composed of 32 places in 128 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:33] [INFO ] Deduced a trap composed of 35 places in 100 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:34] [INFO ] Deduced a trap composed of 7 places in 89 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:34] [INFO ] Deduced a trap composed of 14 places in 72 ms of which 4 ms to minimize.
SDD proceeding with computation,29 properties remain. new max is 32768
SDD size :2.99728e+13 after 4.28715e+13
At refinement iteration 11 (INCLUDED_ONLY) 0/319 variables, 6/390 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/319 variables, 0/390 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 13 (OVERLAPS) 1/320 variables, 1/391 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/320 variables, 1/392 constraints. Problems are: Problem set: 0 solved, 29 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:35] [INFO ] Deduced a trap composed of 29 places in 141 ms of which 19 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/320 variables, 1/393 constraints. Problems are: Problem set: 0 solved, 29 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:35] [INFO ] Deduced a trap composed of 32 places in 60 ms of which 6 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/320 variables, 1/394 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/320 variables, 0/394 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 18 (OVERLAPS) 271/591 variables, 320/714 constraints. Problems are: Problem set: 0 solved, 29 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 591/591 variables, and 743 constraints, problems are : Problem set: 0 solved, 29 unsolved in 5020 ms.
Refiners :[Domain max(s): 320/320 constraints, Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 320/320 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8141ms problems are : Problem set: 0 solved, 29 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 29 out of 320 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 320/320 places, 271/271 transitions.
Graph (complete) has 621 edges and 320 vertex of which 314 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.2 ms
Discarding 6 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 0 with 23 rules applied. Total rules applied 24 place count 314 transition count 244
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 45 place count 293 transition count 244
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 45 place count 293 transition count 235
Deduced a syphon composed of 9 places in 3 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 63 place count 284 transition count 235
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 82 place count 265 transition count 216
Iterating global reduction 2 with 19 rules applied. Total rules applied 101 place count 265 transition count 216
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 101 place count 265 transition count 215
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 103 place count 264 transition count 215
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 118 place count 249 transition count 200
Iterating global reduction 2 with 15 rules applied. Total rules applied 133 place count 249 transition count 200
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 15 rules applied. Total rules applied 148 place count 249 transition count 185
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 151 place count 247 transition count 184
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 151 place count 247 transition count 181
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 157 place count 244 transition count 181
Performed 77 Post agglomeration using F-continuation condition.Transition count delta: 77
Deduced a syphon composed of 77 places in 0 ms
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 4 with 154 rules applied. Total rules applied 311 place count 167 transition count 104
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 315 place count 165 transition count 106
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 316 place count 165 transition count 105
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 317 place count 164 transition count 105
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 318 place count 163 transition count 104
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 319 place count 162 transition count 104
Applied a total of 319 rules in 216 ms. Remains 162 /320 variables (removed 158) and now considering 104/271 (removed 167) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 226 ms. Remains : 162/320 places, 104/271 transitions.
RANDOM walk for 4000000 steps (191274 resets) in 33756 ms. (118 steps per ms) remains 22/29 properties
BEST_FIRST walk for 400004 steps (3583 resets) in 960 ms. (416 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (3624 resets) in 1069 ms. (373 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (3684 resets) in 1028 ms. (388 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (3675 resets) in 928 ms. (430 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (3670 resets) in 874 ms. (457 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (3680 resets) in 983 ms. (406 steps per ms) remains 22/22 properties
SDD proceeding with computation,29 properties remain. new max is 65536
SDD size :4.28715e+13 after 3.16292e+15
BEST_FIRST walk for 400004 steps (3750 resets) in 1056 ms. (378 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (3586 resets) in 1048 ms. (381 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (3641 resets) in 939 ms. (425 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (3635 resets) in 927 ms. (431 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (3709 resets) in 985 ms. (405 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (3636 resets) in 999 ms. (400 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (3642 resets) in 1096 ms. (364 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (3590 resets) in 1095 ms. (364 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (3620 resets) in 955 ms. (418 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (3576 resets) in 1081 ms. (369 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (3564 resets) in 980 ms. (407 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400002 steps (3621 resets) in 972 ms. (411 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (3572 resets) in 996 ms. (401 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (3619 resets) in 930 ms. (429 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (3686 resets) in 1000 ms. (399 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400003 steps (3633 resets) in 1096 ms. (364 steps per ms) remains 22/22 properties
// Phase 1: matrix 104 rows 162 cols
[2026-05-23 10:48:54] [INFO ] Computed 64 invariants in 8 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 23/45 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 38/83 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 35/118 variables, 23/35 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/118 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 25/143 variables, 17/52 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/143 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 9 (OVERLAPS) 7/150 variables, 7/59 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/150 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 11 (OVERLAPS) 100/250 variables, 150/209 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/250 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 13 (OVERLAPS) 14/264 variables, 10/219 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/264 variables, 4/223 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/264 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 16 (OVERLAPS) 2/266 variables, 1/224 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/266 variables, 2/226 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/266 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 19 (OVERLAPS) 0/266 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 266/266 variables, and 226 constraints, problems are : Problem set: 0 solved, 22 unsolved in 1229 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 162/162 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 23/45 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 38/83 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 35/118 variables, 23/35 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/118 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 25/143 variables, 17/52 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:55] [INFO ] Deduced a trap composed of 13 places in 46 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/143 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/143 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 10 (OVERLAPS) 7/150 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/150 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 12 (OVERLAPS) 100/250 variables, 150/210 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/250 variables, 18/228 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/250 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 15 (OVERLAPS) 14/264 variables, 10/238 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/264 variables, 4/242 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/264 variables, 4/246 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:56] [INFO ] Deduced a trap composed of 5 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:57] [INFO ] Deduced a trap composed of 15 places in 53 ms of which 3 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/264 variables, 2/248 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/264 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 20 (OVERLAPS) 2/266 variables, 1/249 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/266 variables, 2/251 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/266 variables, 0/251 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:58] [INFO ] Deduced a trap composed of 10 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 10:48:58] [INFO ] Deduced a trap composed of 13 places in 81 ms of which 6 ms to minimize.
At refinement iteration 23 (OVERLAPS) 0/266 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/266 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 25 (OVERLAPS) 0/266 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Int declared 266/266 variables, and 253 constraints, problems are : Problem set: 0 solved, 22 unsolved in 4035 ms.
Refiners :[Positive P Invariants (semi-flows): 39/39 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 162/162 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5284ms problems are : Problem set: 0 solved, 22 unsolved
Fused 22 Parikh solutions to 21 different solutions.
Parikh walk visited 0 properties in 3507 ms.
Support contains 22 out of 162 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 162/162 places, 104/104 transitions.
Applied a total of 0 rules in 12 ms. Remains 162 /162 variables (removed 0) and now considering 104/104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 162/162 places, 104/104 transitions.
RANDOM walk for 4000000 steps (191065 resets) in 30155 ms. (132 steps per ms) remains 21/22 properties
BEST_FIRST walk for 400003 steps (3637 resets) in 890 ms. (448 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400004 steps (3649 resets) in 1009 ms. (396 steps per ms) remains 21/21 properties
SDD proceeding with computation,29 properties remain. new max is 131072
BEST_FIRST walk for 400003 steps (3652 resets) in 998 ms. (400 steps per ms) remains 21/21 properties
SDD size :3.16292e+15 after 6.83455e+15
BEST_FIRST walk for 400003 steps (3588 resets) in 895 ms. (446 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400002 steps (3537 resets) in 912 ms. (438 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400004 steps (3673 resets) in 886 ms. (450 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400003 steps (3665 resets) in 1023 ms. (390 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400003 steps (3598 resets) in 864 ms. (462 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400004 steps (3592 resets) in 952 ms. (419 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400002 steps (3620 resets) in 941 ms. (424 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400003 steps (3613 resets) in 872 ms. (458 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400003 steps (3636 resets) in 956 ms. (417 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400003 steps (3694 resets) in 936 ms. (426 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400003 steps (3624 resets) in 900 ms. (443 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400002 steps (3659 resets) in 817 ms. (489 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400004 steps (3711 resets) in 955 ms. (418 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400003 steps (3655 resets) in 926 ms. (431 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400003 steps (3651 resets) in 1022 ms. (391 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400004 steps (3680 resets) in 1196 ms. (334 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400003 steps (3774 resets) in 1098 ms. (363 steps per ms) remains 21/21 properties
BEST_FIRST walk for 400002 steps (3616 resets) in 881 ms. (453 steps per ms) remains 21/21 properties
Finished probabilistic random walk after 180623 steps, run visited all 21 properties in 1377 ms. (steps per millisecond=131 )
Probabilistic random walk after 180623 steps, saw 46776 distinct states, run finished after 1383 ms. (steps per millisecond=130 ) properties seen :21
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 234 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK MARKED_SUFFIX_TEST TOPOLOGICAL
Total runtime 52544 ms.

BK_STOP 1779533359415

--------------------
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -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 StableMarking -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="DES-PT-10b"
export BK_EXAMINATION="StableMarking"
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 DES-PT-10b, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r096-smll-177946996500233"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-10b.tgz
mv DES-PT-10b execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;