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.r032-smll-177946790700098.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 AutonomousCar-PT-10b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r032-smll-177946790700098
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 7.0K Mar 5 16:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Mar 5 16:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Mar 5 16:51 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K Mar 5 16:51 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 07:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 15 07:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.3K Mar 5 16:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 92K Mar 5 16:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Mar 5 16:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 67K Mar 5 16:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:23 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 1.6M 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 1779473396758

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AutonomousCar-PT-10b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-22 18:09:58] [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]
[2026-05-22 18:09:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 18:09:59] [INFO ] Load time of PNML (sax parser for PT used): 494 ms
[2026-05-22 18:09:59] [INFO ] Transformed 425 places.
[2026-05-22 18:09:59] [INFO ] Transformed 2252 transitions.
[2026-05-22 18:09:59] [INFO ] Found NUPN structural information;
[2026-05-22 18:09:59] [INFO ] Parsed PT model containing 425 places and 2252 transitions and 29816 arcs in 710 ms.
Graph (trivial) has 409 edges and 425 vertex of which 4 / 425 are part of one of the 2 SCC in 7 ms
Free SCC test removed 2 places
Structural test allowed to assert that 91 places are NOT stable. Took 57 ms.
Ensure Unique test removed 2 transitions
Reduce redundant transitions removed 2 transitions.
RANDOM walk for 40000 steps (312 resets) in 4471 ms. (8 steps per ms) remains 72/334 properties
BEST_FIRST walk for 4003 steps (8 resets) in 170 ms. (23 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 68 ms. (58 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 63 ms. (62 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4002 steps (8 resets) in 36 ms. (108 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4001 steps (8 resets) in 46 ms. (85 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 135 ms. (29 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 51 ms. (77 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4002 steps (8 resets) in 39 ms. (100 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 101 ms. (39 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 103 ms. (38 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 40 ms. (97 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 136 ms. (29 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4002 steps (8 resets) in 35 ms. (111 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 72/72 properties
[2026-05-22 18:10:02] [INFO ] Flatten gal took : 1389 ms
[2026-05-22 18:10:02] [INFO ] Flow matrix only has 2249 transitions (discarded 1 similar events)
// Phase 1: matrix 2249 rows 423 cols
[2026-05-22 18:10:02] [INFO ] Computed 15 invariants in 60 ms
[2026-05-22 18:10:02] [INFO ] State equation strengthened by 1 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
[2026-05-22 18:10:03] [INFO ] Flatten gal took : 593 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 18:10:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8574117239699894991.gal : 286 ms
[2026-05-22 18:10:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15241214158199708089.prop : 1 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/ReachabilityCardinality8574117239699894991.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15241214158199708089.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
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/72 variables, 72/72 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/72 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 351/423 variables, 15/87 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/423 variables, 351/438 constraints. Problems are: Problem set: 0 solved, 72 unsolved
Loading property file /tmp/ReachabilityCardinality15241214158199708089.prop.
At refinement iteration 4 (INCLUDED_ONLY) 0/423 variables, 0/438 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (OVERLAPS) 2248/2671 variables, 423/861 constraints. Problems are: Problem set: 0 solved, 72 unsolved
SDD proceeding with computation,72 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,72 properties remain. new max is 8
SDD size :2 after 4
SDD proceeding with computation,72 properties remain. new max is 16
SDD size :4 after 5
SDD proceeding with computation,72 properties remain. new max is 32
SDD size :5 after 6
SDD proceeding with computation,72 properties remain. new max is 64
SDD size :6 after 27
SDD proceeding with computation,72 properties remain. new max is 128
SDD size :27 after 61
SDD proceeding with computation,72 properties remain. new max is 256
SDD size :61 after 76
SDD proceeding with computation,72 properties remain. new max is 512
SDD size :76 after 1041
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2671/2672 variables, and 861 constraints, problems are : Problem set: 0 solved, 72 unsolved in 5088 ms.
Refiners :[Domain max(s): 423/423 constraints, Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 423/423 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 72/71 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/72 variables, 72/72 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/72 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 351/423 variables, 15/87 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/423 variables, 351/438 constraints. Problems are: Problem set: 0 solved, 72 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 18:10:12] [INFO ] Deduced a trap composed of 9 places in 3891 ms of which 172 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 18:10:15] [INFO ] Deduced a trap composed of 18 places in 2096 ms of which 175 ms to minimize.
SMT process timed out in 12437ms, After SMT, problems are : Problem set: 0 solved, 72 unsolved
Fused 72 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 72 out of 423 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 423/423 places, 2250/2250 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 163 transitions
Trivial Post-agglo rules discarded 163 transitions
Performed 163 trivial Post agglomeration. Transition count delta: 163
Iterating post reduction 0 with 165 rules applied. Total rules applied 165 place count 423 transition count 2085
Reduce places removed 163 places and 0 transitions.
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 31 transitions
Trivial Post-agglo rules discarded 31 transitions
Performed 31 trivial Post agglomeration. Transition count delta: 31
Iterating post reduction 1 with 216 rules applied. Total rules applied 381 place count 260 transition count 2032
Reduce places removed 31 places and 0 transitions.
Iterating post reduction 2 with 31 rules applied. Total rules applied 412 place count 229 transition count 2032
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 412 place count 229 transition count 2030
Deduced a syphon composed of 2 places in 9 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 416 place count 227 transition count 2030
Discarding 20 places :
Symmetric choice reduction at 3 with 20 rule applications. Total rules 436 place count 207 transition count 2010
Iterating global reduction 3 with 20 rules applied. Total rules applied 456 place count 207 transition count 2010
Ensure Unique test removed 400 transitions
Reduce isomorphic transitions removed 400 transitions.
Iterating post reduction 3 with 400 rules applied. Total rules applied 856 place count 207 transition count 1610
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 859 place count 204 transition count 1580
Iterating global reduction 4 with 3 rules applied. Total rules applied 862 place count 204 transition count 1580
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 4 with 6 rules applied. Total rules applied 868 place count 204 transition count 1574
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 871 place count 201 transition count 1574
Performed 53 Post agglomeration using F-continuation condition.Transition count delta: 53
Deduced a syphon composed of 53 places in 1 ms
Reduce places removed 53 places and 0 transitions.
Iterating global reduction 6 with 106 rules applied. Total rules applied 977 place count 148 transition count 1521
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 981 place count 144 transition count 1477
Iterating global reduction 6 with 4 rules applied. Total rules applied 985 place count 144 transition count 1477
Free-agglomeration rule applied 23 times.
Iterating global reduction 6 with 23 rules applied. Total rules applied 1008 place count 144 transition count 1454
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 6 with 23 rules applied. Total rules applied 1031 place count 121 transition count 1454
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 1032 place count 121 transition count 1454
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 1033 place count 120 transition count 1453
Applied a total of 1033 rules in 1318 ms. Remains 120 /423 variables (removed 303) and now considering 1453/2250 (removed 797) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1330 ms. Remains : 120/423 places, 1453/2250 transitions.
Invariant property smplace_50 does not hold.
Invariant property smplace_49 does not hold.
SDD proceeding with computation,70 properties remain. new max is 512
SDD size :1041 after 2.27195e+07
Invariant property smplace_81 does not hold.
Invariant property smplace_80 does not hold.
SDD proceeding with computation,68 properties remain. new max is 512
SDD size :2.27195e+07 after 2.27224e+07
SDD proceeding with computation,68 properties remain. new max is 1024
SDD size :2.27224e+07 after 2.27408e+07
Invariant property smplace_112 does not hold.
Invariant property smplace_111 does not hold.
SDD proceeding with computation,66 properties remain. new max is 1024
SDD size :2.27408e+07 after 2.27966e+07
SDD proceeding with computation,66 properties remain. new max is 2048
SDD size :2.27966e+07 after 2.31346e+07
SDD proceeding with computation,66 properties remain. new max is 4096
SDD size :2.31346e+07 after 2.46019e+07
SDD proceeding with computation,66 properties remain. new max is 8192
SDD size :2.46019e+07 after 6.74089e+07
Invariant property smplace_205 does not hold.
Invariant property smplace_204 does not hold.
SDD proceeding with computation,64 properties remain. new max is 8192
SDD size :6.74089e+07 after 8.29578e+08
RANDOM walk for 3119981 steps (13133 resets) in 120004 ms. (25 steps per ms) remains 1/72 properties
BEST_FIRST walk for 3651312 steps (1924 resets) in 19180 ms. (190 steps per ms) remains 1/1 properties
// Phase 1: matrix 1453 rows 120 cols
[2026-05-22 18:10:51] [INFO ] Computed 15 invariants in 16 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 18/19 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/41 variables, 19/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/41 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1369/1410 variables, 8/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1410 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1410 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 33/1443 variables, 3/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1443 variables, 9/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1443 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 123/1566 variables, 77/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1566 variables, 3/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1566 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 7/1573 variables, 7/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1573 variables, 7/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1573 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1573 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1573/1573 variables, and 135 constraints, problems are : Problem set: 0 solved, 1 unsolved in 598 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 120/120 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 18/19 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 22/41 variables, 19/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/41 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1369/1410 variables, 8/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1410 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1410 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1410 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 33/1443 variables, 3/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1443 variables, 9/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 18:10:52] [INFO ] Deduced a trap composed of 18 places in 194 ms of which 5 ms to minimize.
SDD proceeding with computation,64 properties remain. new max is 16384
SDD size :8.29578e+08 after 1.77635e+10
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 18:10:52] [INFO ] Deduced a trap composed of 27 places in 95 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/1443 variables, 2/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1443 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem smplace_419 is UNSAT
FORMULA StableMarking TRUE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST DECISION_DIAGRAMS TRIVIAL_UNMARKED_SCC_TEST COLLATERAL_PROCESSING SMT_REFINEMENT TOPOLOGICAL
SMT process timed out in 1701ms, After SMT, problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 120 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 120/120 places, 1453/1453 transitions.
Graph (complete) has 1223 edges and 120 vertex of which 113 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.6 ms
Discarding 7 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 26 transitions
Trivial Post-agglo rules discarded 26 transitions
Performed 26 trivial Post agglomeration. Transition count delta: 26
Iterating post reduction 0 with 28 rules applied. Total rules applied 29 place count 113 transition count 1420
Reduce places removed 26 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 32 rules applied. Total rules applied 61 place count 87 transition count 1414
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 64 place count 84 transition count 1414
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 64 place count 84 transition count 1412
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 68 place count 82 transition count 1412
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 69 place count 81 transition count 1411
Iterating global reduction 3 with 1 rules applied. Total rules applied 70 place count 81 transition count 1411
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 71 place count 80 transition count 1410
Iterating global reduction 3 with 1 rules applied. Total rules applied 72 place count 80 transition count 1410
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 3 with 39 rules applied. Total rules applied 111 place count 60 transition count 1391
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 70 transitions.
Iterating post reduction 3 with 70 rules applied. Total rules applied 181 place count 60 transition count 1321
Applied a total of 181 rules in 249 ms. Remains 60 /120 variables (removed 60) and now considering 1321/1453 (removed 132) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 249 ms. Remains : 60/120 places, 1321/1453 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 54690 ms.

BK_STOP 1779473453856

--------------------
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="AutonomousCar-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 AutonomousCar-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 r032-smll-177946790700098"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-10b.tgz
mv AutonomousCar-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 ;