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-177946790800228.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 BlocksWorld-PT-10, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r032-smll-177946790800228
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.3M
-rw-r--r-- 1 mcc users 10K Mar 5 16:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Mar 5 16:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Mar 5 16:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 5 16:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.6K Mar 15 07:28 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 07:28 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 15 07:28 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K Mar 5 16:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 172K Mar 5 16:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Mar 5 16:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 5 16:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 07:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 2.8M 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 1779478706834

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BlocksWorld-PT-10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-22 19:38:29] [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 19:38:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 19:38:30] [INFO ] Load time of PNML (sax parser for PT used): 727 ms
[2026-05-22 19:38:30] [INFO ] Transformed 2969 places.
[2026-05-22 19:38:30] [INFO ] Transformed 5725 transitions.
[2026-05-22 19:38:30] [INFO ] Found NUPN structural information;
[2026-05-22 19:38:30] [INFO ] Completing missing partition info from NUPN : creating a component with [pred_on_table_0, pred_arm_empty_0, pred_on_table_1, pred_on_table_2, pred_on_table_3, pred_on_table_4, pred_on_table_5, pred_on_table_6, pred_on_table_7, pred_on_table_8, pred_on_table_9, pred_on_table_10, pred_on_table_11, pred_on_table_12, pred_on_table_13, pred_on_table_14, pred_on_table_15, pred_on_table_16, pred_on_table_17, pred_on_table_18, pred_on_table_19, pred_on_table_20, pred_on_table_21, pred_on_table_22, pred_on_table_23, pred_on_table_24, pred_on_table_25, pred_on_table_26, pred_on_table_27, pred_on_table_28, pred_on_table_29, pred_on_table_30, pred_on_table_31, pred_on_table_32, pred_on_table_33, pred_on_table_34, pred_on_table_35, pred_on_table_36, pred_on_table_37, pred_on_table_38, pred_on_table_39, pred_on_table_40, pred_on_table_41, pred_on_table_42, pred_on_table_43, pred_on_table_44, pred_on_table_45, pred_on_table_46, pred_on_table_47, pred_on_table_48, pred_on_table_49, pred_on_table_50, pred_on_table_51, pred_on_table_52]
[2026-05-22 19:38:30] [INFO ] Parsed PT model containing 2969 places and 5725 transitions and 28602 arcs in 1008 ms.
[2026-05-22 19:38:32] [INFO ] Flatten gal took : 1160 ms
[2026-05-22 19:38:33] [INFO ] Flatten gal took : 581 ms
[2026-05-22 19:38:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1172681863885682105.gal : 277 ms
[2026-05-22 19:38:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3534229422760933145.prop : 51 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/ReachabilityCardinality1172681863885682105.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3534229422760933145.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 ...328
Loading property file /tmp/ReachabilityCardinality3534229422760933145.prop.
RANDOM walk for 40000 steps (8 resets) in 17253 ms. (2 steps per ms) remains 113/2969 properties
BEST_FIRST walk for 403 steps (8 resets) in 42 ms. (9 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 16 ms. (23 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 24 ms. (16 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 17 ms. (22 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 16 ms. (23 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 19 ms. (20 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 19 ms. (20 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 18 ms. (21 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 16 ms. (23 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 17 ms. (22 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 15 ms. (25 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 51 ms. (7 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 113/113 properties
BEST_FIRST walk for 402 steps (8 resets) in 11 ms. (33 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 113/113 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 113/113 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 113/113 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 113/113 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 113/113 properties
// Phase 1: matrix 5725 rows 2969 cols
[2026-05-22 19:38:36] [INFO ] Computed 107 invariants in 146 ms
[2026-05-22 19:38:36] [INFO ] State equation strengthened by 95 read => feed constraints.
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) 0/113 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 1 (OVERLAPS) 2855/2968 variables, 106/106 constraints. Problems are: Problem set: 0 solved, 113 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2968/8694 variables, and 106 constraints, problems are : Problem set: 0 solved, 113 unsolved in 5068 ms.
Refiners :[Positive P Invariants (semi-flows): 106/107 constraints, State Equation: 0/2969 constraints, ReadFeed: 0/95 constraints, PredecessorRefiner: 113/113 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 113 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/113 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 1 (OVERLAPS) 2855/2968 variables, 106/106 constraints. Problems are: Problem set: 0 solved, 113 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 19:38:49] [INFO ] Deduced a trap composed of 54 places in 6083 ms of which 691 ms to minimize.
SMT process timed out in 13680ms, After SMT, problems are : Problem set: 0 solved, 113 unsolved
Fused 113 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 113 out of 2969 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2969/2969 places, 5725/5725 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 2969 transition count 5724
Invariant property smplace_870 does not hold.
Invariant property smplace_859 does not hold.
Invariant property smplace_857 does not hold.
Invariant property smplace_854 does not hold.
Invariant property smplace_706 does not hold.
Invariant property smplace_705 does not hold.
Invariant property smplace_703 does not hold.
Invariant property smplace_698 does not hold.
Invariant property smplace_697 does not hold.
Invariant property smplace_695 does not hold.
Invariant property smplace_600 does not hold.
Invariant property smplace_599 does not hold.
Invariant property smplace_597 does not hold.
Invariant property smplace_594 does not hold.
Invariant property smplace_591 does not hold.
Invariant property smplace_589 does not hold.
Applied a total of 1 rules in 36632 ms. Remains 2969 /2969 variables (removed 0) and now considering 5724/5725 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36645 ms. Remains : 2969/2969 places, 5724/5725 transitions.
Invariant property smplace_547 does not hold.
Invariant property smplace_546 does not hold.
Invariant property smplace_544 does not hold.
Invariant property smplace_541 does not hold.
Invariant property smplace_539 does not hold.
Invariant property smplace_536 does not hold.
Invariant property smplace_441 does not hold.
Invariant property smplace_440 does not hold.
Invariant property smplace_438 does not hold.
Invariant property smplace_435 does not hold.
Invariant property smplace_433 does not hold.
Invariant property smplace_432 does not hold.
Invariant property smplace_64 does not hold.
Invariant property smplace_49 does not hold.
Invariant property smplace_46 does not hold.
Invariant property smplace_42 does not hold.
Invariant property smplace_41 does not hold.
Invariant property smplace_40 does not hold.
Invariant property smplace_33 does not hold.
Invariant property smplace_32 does not hold.
Invariant property smplace_31 does not hold.
Invariant property smplace_27 does not hold.
Invariant property smplace_26 does not hold.
Invariant property smplace_25 does not hold.
Invariant property smplace_24 does not hold.
Invariant property smplace_23 does not hold.
Invariant property smplace_22 does not hold.
Invariant property smplace_18 does not hold.
Invariant property smplace_17 does not hold.
Invariant property smplace_16 does not hold.
Invariant property smplace_2 does not hold.
SDD proceeding with computation,2922 properties remain. new max is 2
SDD size :1 after 164
RANDOM walk for 1060310 steps (0 resets) in 120004 ms. (8 steps per ms) remains 53/113 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5249 ms. (76 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5472 ms. (73 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5876 ms. (68 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400002 steps (8 resets) in 6235 ms. (64 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5505 ms. (72 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5692 ms. (70 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5484 ms. (72 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5324 ms. (75 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5554 ms. (72 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5383 ms. (74 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5610 ms. (71 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5567 ms. (71 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5246 ms. (76 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5591 ms. (71 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5568 ms. (71 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5673 ms. (70 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5626 ms. (71 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5832 ms. (68 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5685 ms. (70 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5571 ms. (71 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5459 ms. (73 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5545 ms. (72 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5588 ms. (71 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5561 ms. (71 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5528 ms. (72 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5396 ms. (74 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5535 ms. (72 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5728 ms. (69 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5321 ms. (75 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5250 ms. (76 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5575 ms. (71 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5754 ms. (69 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5775 ms. (69 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5558 ms. (71 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400002 steps (8 resets) in 5649 ms. (70 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5454 ms. (73 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5827 ms. (68 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5354 ms. (74 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5516 ms. (72 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400002 steps (8 resets) in 5839 ms. (68 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5578 ms. (71 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5642 ms. (70 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5577 ms. (71 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5502 ms. (72 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5418 ms. (73 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5325 ms. (75 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5504 ms. (72 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (8 resets) in 5708 ms. (70 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400002 steps (8 resets) in 5567 ms. (71 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 5468 ms. (73 steps per ms) remains 53/53 properties
// Phase 1: matrix 5724 rows 2969 cols
[2026-05-22 19:41:11] [INFO ] Computed 107 invariants in 44 ms
[2026-05-22 19:41:11] [INFO ] State equation strengthened by 94 read => feed constraints.
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) 0/53 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 1 (OVERLAPS) 2915/2968 variables, 106/106 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2968 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 3 (OVERLAPS) 1/2969 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2969 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 5 (OVERLAPS) 5724/8693 variables, 2969/3076 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8693 variables, 94/3170 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/8693 variables, 0/3170 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 8 (OVERLAPS) 0/8693 variables, 0/3170 constraints. Problems are: Problem set: 0 solved, 53 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8693/8693 variables, and 3170 constraints, problems are : Problem set: 0 solved, 53 unsolved in 37151 ms.
Refiners :[Positive P Invariants (semi-flows): 107/107 constraints, State Equation: 2969/2969 constraints, ReadFeed: 94/94 constraints, PredecessorRefiner: 53/53 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 53 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 1 (OVERLAPS) 2915/2968 variables, 106/106 constraints. Problems are: Problem set: 0 solved, 53 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 19:41:55] [INFO ] Deduced a trap composed of 54 places in 5906 ms of which 603 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 19:42:01] [INFO ] Deduced a trap composed of 54 places in 5469 ms of which 535 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Invariant property smplace_1293 does not hold.
Invariant property smplace_1286 does not hold.
Invariant property smplace_1283 does not hold.
Invariant property smplace_1281 does not hold.
Invariant property smplace_1280 does not hold.
Invariant property smplace_1278 does not hold.
[2026-05-22 19:42:08] [INFO ] Deduced a trap composed of 54 places in 6860 ms of which 548 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Invariant property smplace_1229 does not hold.
[2026-05-22 19:42:13] [INFO ] Deduced a trap composed of 54 places in 5563 ms of which 528 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 19:42:19] [INFO ] Deduced a trap composed of 54 places in 5565 ms of which 495 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-22 19:42:25] [INFO ] Deduced a trap composed of 54 places in 5827 ms of which 525 ms to minimize.
Problem smplace_160 is UNSAT
FORMULA StableMarking TRUE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL
SMT process timed out in 73695ms, After SMT, problems are : Problem set: 1 solved, 52 unsolved
Fused 52 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 53 out of 2969 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2969/2969 places, 5724/5724 transitions.
Invariant property smplace_865 does not hold.
Invariant property smplace_864 does not hold.
Invariant property smplace_711 does not hold.
Invariant property smplace_605 does not hold.
Invariant property smplace_552 does not hold.
Applied a total of 0 rules in 27381 ms. Remains 2969 /2969 variables (removed 0) and now considering 5724/5724 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27381 ms. Remains : 2969/2969 places, 5724/5724 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 263761 ms.

BK_STOP 1779478973189

--------------------
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="BlocksWorld-PT-10"
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 BlocksWorld-PT-10, 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-177946790800228"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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