About the Execution of ITS-Tools for BlocksWorld-PT-19
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16208.216 | 3600000.00 | 5726806.00 | 651058.50 | T??TTFTF?TTTTTFF | normal |
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.r018-smll-177946788200438.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 itstools
Input is BlocksWorld-PT-19, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946788200438
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 9.6M
-rw-r--r-- 1 mcc users 8.1K Mar 5 16:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 5 16:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 5 16:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Mar 5 16:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.5K Mar 15 07:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:30 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 15 07:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 07:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 5 16:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Mar 5 16:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Mar 5 16:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Mar 5 16:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 07:31 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 9.2M 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
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-00
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-01
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-02
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-03
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-04
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-05
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-06
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-07
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-08
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-09
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-10
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-11
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-12
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-13
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-14
FORMULA_NAME BlocksWorld-PT-19-ReachabilityCardinality-2024-15
=== Now, execution of the tool begins
BK_START 1779732626988
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BlocksWorld-PT-19
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-25 18:10:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 18:10:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 18:10:30] [INFO ] Load time of PNML (sax parser for PT used): 1128 ms
[2026-05-25 18:10:30] [INFO ] Transformed 9701 places.
[2026-05-25 18:10:30] [INFO ] Transformed 19013 transitions.
[2026-05-25 18:10:30] [INFO ] Found NUPN structural information;
[2026-05-25 18:10:30] [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, pred_on_table_53, pred_on_table_54, pred_on_table_55, pred_on_table_56, pred_on_table_57, pred_on_table_58, pred_on_table_59, pred_on_table_60, pred_on_table_61, pred_on_table_62, pred_on_table_63, pred_on_table_64, pred_on_table_65, pred_on_table_66, pred_on_table_67, pred_on_table_68, pred_on_table_69, pred_on_table_70, pred_on_table_71, pred_on_table_72, pred_on_table_73, pred_on_table_74, pred_on_table_75, pred_on_table_76, pred_on_table_77, pred_on_table_78, pred_on_table_79, pred_on_table_80, pred_on_table_81, pred_on_table_82, pred_on_table_83, pred_on_table_84, pred_on_table_85, pred_on_table_86, pred_on_table_87, pred_on_table_88, pred_on_table_89, pred_on_table_90, pred_on_table_91, pred_on_table_92, pred_on_table_93, pred_on_table_94, pred_on_table_95, pred_on_table_96]
[2026-05-25 18:10:30] [INFO ] Parsed PT model containing 9701 places and 19013 transitions and 95042 arcs in 1494 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 33 ms.
Working with output stream class java.io.PrintStream
[2026-05-25 18:10:35] [INFO ] Flatten gal took : 2981 ms
[2026-05-25 18:10:37] [INFO ] Flatten gal took : 1919 ms
[2026-05-25 18:10:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5619464593101597030.gal : 794 ms
[2026-05-25 18:10:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17250688904284455978.prop : 41 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5619464593101597030.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17250688904284455978.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (8 resets) in 34631 ms. (1 steps per ms) remains 10/16 properties
FORMULA BlocksWorld-PT-19-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BlocksWorld-PT-19-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BlocksWorld-PT-19-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BlocksWorld-PT-19-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BlocksWorld-PT-19-ReachabilityCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BlocksWorld-PT-19-ReachabilityCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 2043 ms. (19 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 3392 ms. (11 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3611 ms. (11 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2512 ms. (15 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2085 ms. (19 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2417 ms. (16 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2439 ms. (16 steps per ms) remains 10/10 properties
Loading property file /tmp/ReachabilityCardinality17250688904284455978.prop.
BEST_FIRST walk for 40002 steps (8 resets) in 2298 ms. (17 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 2259 ms. (17 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2204 ms. (18 steps per ms) remains 10/10 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11685700993665447772.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1000066751661718577.kers'
[2026-05-25 18:10:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11685700993665447772.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1000066751661718577.kers]
Normalized transition count is 19012 out of 19013 initially.
Culled 0 columns in 20 ms.
// Phase 1: matrix 19012 rows 9701 cols 94478 entries
Finished phase 1 with 9506 SingleSign rule and 0 generalized
[2026-05-25 18:10:48] [INFO ] Computed 195 invariants in 159 ms
Computed 195 P flows in 162 ms.
Exported basis to /tmp/petrispot-output-1000066751661718577.kers
Total runtime 182 ms.
[2026-05-25 18:10:48] [INFO ] State equation strengthened by 179 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem BlocksWorld-PT-19-ReachabilityCardinality-2024-03 is UNSAT
FORMULA BlocksWorld-PT-19-ReachabilityCardinality-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem BlocksWorld-PT-19-ReachabilityCardinality-2024-04 is UNSAT
FORMULA BlocksWorld-PT-19-ReachabilityCardinality-2024-04 TRUE TECHNIQUES SMT_REFINEMENT
Problem BlocksWorld-PT-19-ReachabilityCardinality-2024-05 is UNSAT
FORMULA BlocksWorld-PT-19-ReachabilityCardinality-2024-05 FALSE TECHNIQUES SMT_REFINEMENT
Problem BlocksWorld-PT-19-ReachabilityCardinality-2024-12 is UNSAT
FORMULA BlocksWorld-PT-19-ReachabilityCardinality-2024-12 TRUE TECHNIQUES SMT_REFINEMENT
Problem BlocksWorld-PT-19-ReachabilityCardinality-2024-15 is UNSAT
FORMULA BlocksWorld-PT-19-ReachabilityCardinality-2024-15 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 9275/9430 variables, 164/164 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9430 variables, 0/164 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 271/9701 variables, 31/195 constraints. Problems are: Problem set: 5 solved, 5 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 9701/28714 variables, and 195 constraints, problems are : Problem set: 5 solved, 5 unsolved in 5046 ms.
Refiners :[Positive P Invariants (semi-flows): 195/195 constraints, State Equation: 0/9701 constraints, ReadFeed: 0/179 constraints, PredecessorRefiner: 10/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 6517/6575 variables, 85/85 constraints. Problems are: Problem set: 5 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6575 variables, 0/85 constraints. Problems are: Problem set: 5 solved, 5 unsolved
SMT process timed out in 10820ms, After SMT, problems are : Problem set: 5 solved, 5 unsolved
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 58 out of 9701 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9701/9701 places, 19013/19013 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 9701 transition count 19012
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :5 after 184
Applied a total of 1 rules in 462515 ms. Remains 9701 /9701 variables (removed 0) and now considering 19012/19013 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 462539 ms. Remains : 9701/9701 places, 19012/19013 transitions.
RANDOM walk for 40000 steps (8 resets) in 18409 ms. (2 steps per ms) remains 4/5 properties
FORMULA BlocksWorld-PT-19-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 2089 ms. (19 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1718 ms. (23 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1708 ms. (23 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 2290 ms. (17 steps per ms) remains 4/4 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8905024348579370009.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6537604855638437351.kers'
[2026-05-25 18:18:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8905024348579370009.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6537604855638437351.kers]
Culled 0 columns in 21 ms.
// Phase 1: matrix 19012 rows 9701 cols 94478 entries
Finished phase 1 with 9506 SingleSign rule and 0 generalized
[2026-05-25 18:18:48] [INFO ] Computed 195 invariants in 163 ms
Computed 195 P flows in 164 ms.
Exported basis to /tmp/petrispot-output-6537604855638437351.kers
Total runtime 184 ms.
[2026-05-25 18:18:49] [INFO ] State equation strengthened by 178 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 6290/6342 variables, 81/81 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6342 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 3359/9701 variables, 114/195 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9701 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 19012/28713 variables, 9701/9896 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/28713 variables, 178/10074 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/28713 variables, 0/10074 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/28713 variables, 0/10074 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 28713/28713 variables, and 10074 constraints, problems are : Problem set: 0 solved, 4 unsolved in 35593 ms.
Refiners :[Positive P Invariants (semi-flows): 195/195 constraints, State Equation: 9701/9701 constraints, ReadFeed: 178/178 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 6290/6342 variables, 81/81 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6342 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6342 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 3359/9701 variables, 114/196 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9701 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 19012/28713 variables, 9701/9897 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/28713 variables, 178/10075 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 28713/28713 variables, and 10078 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45094 ms.
Refiners :[Positive P Invariants (semi-flows): 195/195 constraints, State Equation: 9701/9701 constraints, ReadFeed: 178/178 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 81063ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 52 out of 9701 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9701/9701 places, 19012/19012 transitions.
Applied a total of 0 rules in 363840 ms. Remains 9701 /9701 variables (removed 0) and now considering 19012/19012 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 363841 ms. Remains : 9701/9701 places, 19012/19012 transitions.
RANDOM walk for 40000 steps (8 resets) in 17609 ms. (2 steps per ms) remains 3/4 properties
FORMULA BlocksWorld-PT-19-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 1670 ms. (23 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1874 ms. (21 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1583 ms. (25 steps per ms) remains 3/3 properties
[2026-05-25 18:26:19] [INFO ] Invariant cache hit.
[2026-05-25 18:26:19] [INFO ] State equation strengthened by 178 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5043/5078 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5078 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 4623/9701 variables, 134/195 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9701 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 19012/28713 variables, 9701/9896 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/28713 variables, 178/10074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/28713 variables, 0/10074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/28713 variables, 0/10074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 28713/28713 variables, and 10074 constraints, problems are : Problem set: 0 solved, 3 unsolved in 26547 ms.
Refiners :[Positive P Invariants (semi-flows): 195/195 constraints, State Equation: 9701/9701 constraints, ReadFeed: 178/178 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5043/5078 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5078 variables, 4/65 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5078 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 4623/9701 variables, 134/199 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9701 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 19012/28713 variables, 9701/9900 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/28713 variables, 178/10078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/28713 variables, 3/10081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 28713/28713 variables, and 10081 constraints, problems are : Problem set: 0 solved, 3 unsolved in 75386 ms.
Refiners :[Positive P Invariants (semi-flows): 195/195 constraints, State Equation: 9701/9701 constraints, ReadFeed: 178/178 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 102189ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 35 out of 9701 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9701/9701 places, 19012/19012 transitions.
Applied a total of 0 rules in 649643 ms. Remains 9701 /9701 variables (removed 0) and now considering 19012/19012 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 649785 ms. Remains : 9701/9701 places, 19012/19012 transitions.
RANDOM walk for 40000 steps (8 resets) in 19775 ms. (2 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40001 steps (8 resets) in 1996 ms. (20 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5915 ms. (6 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 2374 ms. (16 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 518669 steps, run timeout after 73992 ms. (steps per millisecond=7 ) properties seen :0 out of 3
Probabilistic random walk after 518669 steps, saw 435770 distinct states, run finished after 82656 ms. (steps per millisecond=6 ) properties seen :0
[2026-05-25 18:40:27] [INFO ] Invariant cache hit.
[2026-05-25 18:40:28] [INFO ] State equation strengthened by 178 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5043/5078 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5078 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 4623/9701 variables, 134/195 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9701 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Detected timeout of ITS tools.
[2026-05-25 18:40:44] [INFO ] Flatten gal took : 2559 ms
[2026-05-25 18:40:44] [INFO ] Applying decomposition
[2026-05-25 18:40:44] [INFO ] Flatten gal took : 778 ms
At refinement iteration 5 (OVERLAPS) 19012/28713 variables, 9701/9896 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2402808936905307776.txt' '-o' '/tmp/graph2402808936905307776.bin' '-w' '/tmp/graph2402808936905307776.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2402808936905307776.bin' '-l' '-1' '-v' '-w' '/tmp/graph2402808936905307776.weights' '-q' '0' '-e' '0.001'
[2026-05-25 18:40:50] [INFO ] Decomposing Gal with order
[2026-05-25 18:40:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 18:40:54] [INFO ] Flatten gal took : 2158 ms
[2026-05-25 18:40:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 4 ms.
[2026-05-25 18:40:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12061693388712582191.gal : 128 ms
[2026-05-25 18:40:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6243505093014764711.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12061693388712582191.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6243505093014764711.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
At refinement iteration 6 (INCLUDED_ONLY) 0/28713 variables, 178/10074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/28713 variables, 0/10074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Loading property file /tmp/ReachabilityCardinality6243505093014764711.prop.
At refinement iteration 8 (OVERLAPS) 0/28713 variables, 0/10074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 28713/28713 variables, and 10074 constraints, problems are : Problem set: 0 solved, 3 unsolved in 38221 ms.
Refiners :[Positive P Invariants (semi-flows): 195/195 constraints, State Equation: 9701/9701 constraints, ReadFeed: 178/178 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5043/5078 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5078 variables, 4/65 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5078 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 4623/9701 variables, 134/199 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9701 variables, 0/199 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 19012/28713 variables, 9701/9900 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/28713 variables, 178/10078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/28713 variables, 3/10081 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SMT process timed out in 140579ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1618 ms.
Support contains 35 out of 9701 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9701/9701 places, 19012/19012 transitions.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :5 after 184
Applied a total of 0 rules in 356876 ms. Remains 9701 /9701 variables (removed 0) and now considering 19012/19012 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 357292 ms. Remains : 9701/9701 places, 19012/19012 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9701/9701 places, 19012/19012 transitions.
Applied a total of 0 rules in 425083 ms. Remains 9701 /9701 variables (removed 0) and now considering 19012/19012 (removed 0) transitions.
[2026-05-25 18:55:53] [INFO ] Invariant cache hit.
[2026-05-25 18:56:31] [INFO ] Performed 587/9701 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-05-25 18:57:03] [INFO ] Performed 5235/9701 implicitness test of which 0 returned IMPLICIT in 62 seconds.
[2026-05-25 18:57:33] [INFO ] Performed 8557/9701 implicitness test of which 0 returned IMPLICIT in 92 seconds.
[2026-05-25 18:57:43] [INFO ] Implicit Places using invariants in 110865 ms returned []
Implicit Place search using SMT only with invariants took 112217 ms to find 0 implicit places.
Running 19004 sub problems to find dead transitions.
[2026-05-25 18:57:45] [INFO ] Invariant cache hit.
[2026-05-25 18:57:45] [INFO ] State equation strengthened by 178 read => feed constraints.
SMT process timed out in 148697ms, After SMT, problems are : Problem set: 0 solved, 19004 unsolved
Search for dead transitions found 0 dead transitions in 149409ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 687968 ms. Remains : 9701/9701 places, 19012/19012 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 571100 ms. Remains 9701 /9701 variables (removed 0) and now considering 19012/19012 (removed 0) transitions.
Running SMT prover for 3 properties.
[2026-05-25 19:09:45] [INFO ] Invariant cache hit.
[2026-05-25 19:10:01] [INFO ] After 15070ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2026-05-25 19:10:14] [INFO ] [Nat]Absence check using 195 positive place invariants in 2382 ms returned sat
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
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-19"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 itstools"
echo " Input is BlocksWorld-PT-19, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r018-smll-177946788200438"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BlocksWorld-PT-19.tgz
mv BlocksWorld-PT-19 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;