About the Execution of ITS-Tools for BlocksWorld-PT-15
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16203.336 | 2490459.00 | 4406656.00 | 292125.10 | FFFTTTTTTFF?TFFT | 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-177946788100407.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-15, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946788100407
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.2M
-rw-r--r-- 1 mcc users 7.6K Mar 5 16:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Mar 5 16:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Mar 5 16:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K Mar 5 16:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.7K Mar 15 07:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 07:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 07:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 07:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 5 16:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 87K Mar 5 16:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 5 16:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K Mar 5 16:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 07:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 07:29 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 5.8M 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
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-00
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-01
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-02
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-03
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-04
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-05
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-06
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-07
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-08
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-09
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-10
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-11
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-12
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-13
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-14
FORMULA_NAME BlocksWorld-PT-15-ReachabilityFireability-2024-15
=== Now, execution of the tool begins
BK_START 1779692143465
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BlocksWorld-PT-15
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-25 06:55:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 06:55:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 06:55:46] [INFO ] Load time of PNML (sax parser for PT used): 972 ms
[2026-05-25 06:55:46] [INFO ] Transformed 6161 places.
[2026-05-25 06:55:46] [INFO ] Transformed 12013 transitions.
[2026-05-25 06:55:46] [INFO ] Found NUPN structural information;
[2026-05-25 06:55:46] [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]
[2026-05-25 06:55:46] [INFO ] Parsed PT model containing 6161 places and 12013 transitions and 60038 arcs in 1296 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 26 ms.
Working with output stream class java.io.PrintStream
[2026-05-25 06:55:50] [INFO ] Flatten gal took : 2200 ms
[2026-05-25 06:55:51] [INFO ] Flatten gal took : 645 ms
[2026-05-25 06:55:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13704985537445537734.gal : 472 ms
[2026-05-25 06:55:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10400147176641115205.prop : 14 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/ReachabilityCardinality13704985537445537734.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10400147176641115205.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 ...330
RANDOM walk for 40000 steps (8 resets) in 18762 ms. (2 steps per ms) remains 9/16 properties
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 2164 ms. (18 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1319 ms. (30 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1638 ms. (24 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1343 ms. (29 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2347 ms. (17 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1137 ms. (35 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1185 ms. (33 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1349 ms. (29 steps per ms) remains 9/9 properties
Loading property file /tmp/ReachabilityCardinality10400147176641115205.prop.
BEST_FIRST walk for 40003 steps (8 resets) in 1277 ms. (31 steps per ms) remains 9/9 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13696946292053367215.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-705956804116734726.kers'
[2026-05-25 06:55:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13696946292053367215.kers, --Pflows, --basisKERS=/tmp/petrispot-output-705956804116734726.kers]
Normalized transition count is 12012 out of 12013 initially.
Culled 0 columns in 19 ms.
// Phase 1: matrix 12012 rows 6161 cols 59598 entries
Finished phase 1 with 6006 SingleSign rule and 0 generalized
[2026-05-25 06:55:56] [INFO ] Computed 155 invariants in 132 ms
Computed 155 P flows in 134 ms.
Exported basis to /tmp/petrispot-output-705956804116734726.kers
Total runtime 151 ms.
[2026-05-25 06:55:56] [INFO ] State equation strengthened by 145 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/217 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Problem BlocksWorld-PT-15-ReachabilityFireability-2024-00 is UNSAT
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-00 FALSE TECHNIQUES SMT_REFINEMENT
Problem BlocksWorld-PT-15-ReachabilityFireability-2024-01 is UNSAT
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-01 FALSE TECHNIQUES SMT_REFINEMENT
Problem BlocksWorld-PT-15-ReachabilityFireability-2024-02 is UNSAT
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem BlocksWorld-PT-15-ReachabilityFireability-2024-06 is UNSAT
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-06 TRUE TECHNIQUES SMT_REFINEMENT
Problem BlocksWorld-PT-15-ReachabilityFireability-2024-13 is UNSAT
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-13 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 5938/6155 variables, 149/149 constraints. Problems are: Problem set: 5 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6155 variables, 0/149 constraints. Problems are: Problem set: 5 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 6/6161 variables, 6/155 constraints. Problems are: Problem set: 5 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6161 variables, 0/155 constraints. Problems are: Problem set: 5 solved, 4 unsolved
SMT process timed out in 5825ms, After SMT, problems are : Problem set: 5 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 47 out of 6161 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6161/6161 places, 12013/12013 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 6161 transition count 12012
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :8 after 19
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :19 after 61
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :61 after 74
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :74 after 93
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :93 after 112
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :112 after 137
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :137 after 141
Applied a total of 1 rules in 127989 ms. Remains 6161 /6161 variables (removed 0) and now considering 12012/12013 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 128007 ms. Remains : 6161/6161 places, 12012/12013 transitions.
RANDOM walk for 40000 steps (8 resets) in 8362 ms. (4 steps per ms) remains 3/4 properties
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 1246 ms. (32 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1178 ms. (33 steps per ms) remains 3/3 properties
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :141 after 170
BEST_FIRST walk for 40004 steps (8 resets) in 1248 ms. (32 steps per ms) remains 3/3 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9865656397975440713.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13436923741654435107.kers'
[2026-05-25 06:58:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9865656397975440713.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13436923741654435107.kers]
Culled 0 columns in 13 ms.
// Phase 1: matrix 12012 rows 6161 cols 59598 entries
Finished phase 1 with 6006 SingleSign rule and 0 generalized
[2026-05-25 06:58:13] [INFO ] Computed 155 invariants in 92 ms
Computed 155 P flows in 93 ms.
Exported basis to /tmp/petrispot-output-13436923741654435107.kers
Total runtime 107 ms.
[2026-05-25 06:58:13] [INFO ] State equation strengthened by 144 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3891/3936 variables, 62/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3936 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2225/6161 variables, 93/155 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6161 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 12012/18173 variables, 6161/6316 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18173 variables, 144/6460 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18173 variables, 0/6460 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18173 variables, 0/6460 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18173/18173 variables, and 6460 constraints, problems are : Problem set: 0 solved, 3 unsolved in 14438 ms.
Refiners :[Positive P Invariants (semi-flows): 155/155 constraints, State Equation: 6161/6161 constraints, ReadFeed: 144/144 constraints, PredecessorRefiner: 3/0 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) 0/45 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3891/3936 variables, 62/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3936 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3936 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 2225/6161 variables, 93/156 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6161 variables, 1/157 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6161 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 12012/18173 variables, 6161/6318 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18173 variables, 144/6462 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18173 variables, 0/6462 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/18173 variables, 0/6462 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :170 after 1072
No progress, stopping.
After SMT solving in domain Int declared 18173/18173 variables, and 6462 constraints, problems are : Problem set: 0 solved, 3 unsolved in 31447 ms.
Refiners :[Positive P Invariants (semi-flows): 155/155 constraints, State Equation: 6161/6161 constraints, ReadFeed: 144/144 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 46148ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 952 ms.
Support contains 45 out of 6161 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6161/6161 places, 12012/12012 transitions.
Applied a total of 0 rules in 95361 ms. Remains 6161 /6161 variables (removed 0) and now considering 12012/12012 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95362 ms. Remains : 6161/6161 places, 12012/12012 transitions.
RANDOM walk for 40000 steps (8 resets) in 9805 ms. (4 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 1340 ms. (29 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1475 ms. (27 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 1991 ms. (20 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 485621 steps, run timeout after 12001 ms. (steps per millisecond=40 ) properties seen :0 out of 3
Probabilistic random walk after 485621 steps, saw 428072 distinct states, run finished after 12014 ms. (steps per millisecond=40 ) properties seen :0
[2026-05-25 07:00:52] [INFO ] Invariant cache hit.
[2026-05-25 07:00:52] [INFO ] State equation strengthened by 144 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3891/3936 variables, 62/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3936 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2225/6161 variables, 93/155 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6161 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 12012/18173 variables, 6161/6316 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18173 variables, 144/6460 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18173 variables, 0/6460 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18173 variables, 0/6460 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18173/18173 variables, and 6460 constraints, problems are : Problem set: 0 solved, 3 unsolved in 17016 ms.
Refiners :[Positive P Invariants (semi-flows): 155/155 constraints, State Equation: 6161/6161 constraints, ReadFeed: 144/144 constraints, PredecessorRefiner: 3/0 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) 0/45 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3891/3936 variables, 62/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3936 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3936 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 2225/6161 variables, 93/156 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6161 variables, 1/157 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6161 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 12012/18173 variables, 6161/6318 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/18173 variables, 144/6462 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/18173 variables, 0/6462 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/18173 variables, 0/6462 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18173/18173 variables, and 6462 constraints, problems are : Problem set: 0 solved, 3 unsolved in 29838 ms.
Refiners :[Positive P Invariants (semi-flows): 155/155 constraints, State Equation: 6161/6161 constraints, ReadFeed: 144/144 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 46952ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 1268 ms.
Support contains 45 out of 6161 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6161/6161 places, 12012/12012 transitions.
Applied a total of 0 rules in 91287 ms. Remains 6161 /6161 variables (removed 0) and now considering 12012/12012 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 91287 ms. Remains : 6161/6161 places, 12012/12012 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6161/6161 places, 12012/12012 transitions.
Applied a total of 0 rules in 91818 ms. Remains 6161 /6161 variables (removed 0) and now considering 12012/12012 (removed 0) transitions.
[2026-05-25 07:04:43] [INFO ] Invariant cache hit.
[2026-05-25 07:04:56] [INFO ] Implicit Places using invariants in 12731 ms returned []
Implicit Place search using SMT only with invariants took 12747 ms to find 0 implicit places.
Running 12007 sub problems to find dead transitions.
[2026-05-25 07:04:56] [INFO ] Invariant cache hit.
[2026-05-25 07:04:56] [INFO ] State equation strengthened by 144 read => feed constraints.
Problem TDEAD1 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD232 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD388 is UNSAT
Problem TDEAD466 is UNSAT
Problem TDEAD544 is UNSAT
Problem TDEAD622 is UNSAT
Problem TDEAD700 is UNSAT
Problem TDEAD856 is UNSAT
Problem TDEAD934 is UNSAT
Problem TDEAD1012 is UNSAT
Problem TDEAD1090 is UNSAT
Problem TDEAD1168 is UNSAT
Problem TDEAD1246 is UNSAT
Problem TDEAD1324 is UNSAT
Problem TDEAD1402 is UNSAT
Problem TDEAD1480 is UNSAT
Problem TDEAD1558 is UNSAT
Problem TDEAD1636 is UNSAT
Problem TDEAD1714 is UNSAT
Problem TDEAD1792 is UNSAT
Problem TDEAD1870 is UNSAT
Problem TDEAD1948 is UNSAT
Problem TDEAD2026 is UNSAT
Problem TDEAD2104 is UNSAT
Problem TDEAD2182 is UNSAT
Problem TDEAD2260 is UNSAT
Problem TDEAD2338 is UNSAT
Problem TDEAD2416 is UNSAT
Problem TDEAD2494 is UNSAT
Problem TDEAD2572 is UNSAT
Problem TDEAD2728 is UNSAT
Problem TDEAD2806 is UNSAT
Problem TDEAD2884 is UNSAT
Problem TDEAD2962 is UNSAT
Problem TDEAD3040 is UNSAT
Problem TDEAD3118 is UNSAT
Problem TDEAD3196 is UNSAT
Problem TDEAD3274 is UNSAT
Problem TDEAD3352 is UNSAT
Problem TDEAD3430 is UNSAT
Problem TDEAD3508 is UNSAT
Problem TDEAD3586 is UNSAT
Problem TDEAD3664 is UNSAT
Problem TDEAD3742 is UNSAT
Problem TDEAD3820 is UNSAT
Problem TDEAD3898 is UNSAT
Problem TDEAD3976 is UNSAT
Problem TDEAD4054 is UNSAT
Problem TDEAD4132 is UNSAT
Problem TDEAD4210 is UNSAT
Problem TDEAD4288 is UNSAT
Problem TDEAD4366 is UNSAT
Problem TDEAD4444 is UNSAT
Problem TDEAD4522 is UNSAT
Problem TDEAD4600 is UNSAT
Problem TDEAD4678 is UNSAT
Problem TDEAD4756 is UNSAT
Problem TDEAD4834 is UNSAT
Problem TDEAD4990 is UNSAT
Problem TDEAD5068 is UNSAT
Problem TDEAD5146 is UNSAT
Problem TDEAD5302 is UNSAT
Problem TDEAD5380 is UNSAT
Problem TDEAD5458 is UNSAT
Problem TDEAD5536 is UNSAT
Problem TDEAD5614 is UNSAT
Problem TDEAD5692 is UNSAT
Problem TDEAD5770 is UNSAT
Problem TDEAD5848 is UNSAT
Problem TDEAD5926 is UNSAT
Problem TDEAD6004 is UNSAT
Problem TDEAD6082 is UNSAT
Problem TDEAD6160 is UNSAT
Problem TDEAD6312 is UNSAT
Problem TDEAD6462 is UNSAT
Problem TDEAD6610 is UNSAT
Problem TDEAD6756 is UNSAT
Problem TDEAD6900 is UNSAT
Problem TDEAD7042 is UNSAT
Problem TDEAD7320 is UNSAT
Problem TDEAD7456 is UNSAT
Problem TDEAD7590 is UNSAT
Problem TDEAD7722 is UNSAT
Problem TDEAD7852 is UNSAT
Problem TDEAD7980 is UNSAT
Problem TDEAD8106 is UNSAT
Problem TDEAD8230 is UNSAT
Problem TDEAD8352 is UNSAT
Problem TDEAD8472 is UNSAT
Problem TDEAD8590 is UNSAT
Problem TDEAD8706 is UNSAT
Problem TDEAD8820 is UNSAT
Problem TDEAD8932 is UNSAT
Problem TDEAD9042 is UNSAT
Problem TDEAD9150 is UNSAT
Problem TDEAD9256 is UNSAT
Problem TDEAD9360 is UNSAT
Problem TDEAD9462 is UNSAT
Problem TDEAD9562 is UNSAT
Problem TDEAD9660 is UNSAT
Problem TDEAD9756 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/6156 variables, 146/146 constraints. Problems are: Problem set: 103 solved, 11904 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6156/18173 variables, and 146 constraints, problems are : Problem set: 103 solved, 11904 unsolved in 31155 ms.
Refiners :[Positive P Invariants (semi-flows): 146/155 constraints, State Equation: 0/6161 constraints, ReadFeed: 0/144 constraints, PredecessorRefiner: 11934/6006 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 103 solved, 11904 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6083 variables, 5/5 constraints. Problems are: Problem set: 103 solved, 11904 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6083/18173 variables, and 5 constraints, problems are : Problem set: 103 solved, 11904 unsolved in 30268 ms.
Refiners :[Positive P Invariants (semi-flows): 5/155 constraints, State Equation: 0/6161 constraints, ReadFeed: 0/144 constraints, PredecessorRefiner: 5928/6006 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 123440ms problems are : Problem set: 103 solved, 11904 unsolved
Search for dead transitions found 103 dead transitions in 123525ms
Found 103 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 103 transitions
Dead transitions reduction (with SMT) removed 103 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 6161/6161 places, 11909/12012 transitions.
Graph (complete) has 29974 edges and 6161 vertex of which 6088 are kept as prefixes of interest. Removing 73 places using SCC suffix rule.47 ms
Discarding 73 places :
Also discarding 0 output transitions
SDD proceeding with computation,16 properties remain. new max is 4096
SDD size :1072 after 4235
Applied a total of 1 rules in 329334 ms. Remains 6088 /6161 variables (removed 73) and now considering 11909/11909 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18249876527240598494.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4669463932437711222.kers'
[2026-05-25 07:12:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18249876527240598494.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4669463932437711222.kers]
Culled 0 columns in 12 ms.
// Phase 1: matrix 11909 rows 6088 cols 59246 entries
Finished phase 1 with 5933 SingleSign rule and 43 generalized
[2026-05-25 07:12:29] [INFO ] Computed 112 invariants in 124 ms
Computed 112 P flows in 129 ms.
Exported basis to /tmp/petrispot-output-4669463932437711222.kers
Total runtime 151 ms.
[2026-05-25 07:12:44] [INFO ] Implicit Places using invariants in 15382 ms returned []
Implicit Place search using SMT only with invariants took 15500 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 6088/6161 places, 11909/12012 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 573061 ms. Remains : 6088/6161 places, 11909/12012 transitions.
RANDOM walk for 40000 steps (8 resets) in 11783 ms. (3 steps per ms) remains 1/3 properties
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BlocksWorld-PT-15-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 1908 ms. (20 steps per ms) remains 1/1 properties
[2026-05-25 07:12:48] [INFO ] Invariant cache hit.
[2026-05-25 07:12:48] [INFO ] State equation strengthened by 48 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 965/982 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/982 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3220/4202 variables, 56/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4202 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1886/6088 variables, 43/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6088 variables, 9/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/6088 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 11909/17997 variables, 6088/6209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/17997 variables, 48/6257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/17997 variables, 0/6257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/17997 variables, 0/6257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17997/17997 variables, and 6257 constraints, problems are : Problem set: 0 solved, 1 unsolved in 49090 ms.
Refiners :[Positive P Invariants (semi-flows): 69/69 constraints, Generalized P Invariants (flows): 43/43 constraints, State Equation: 6088/6088 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 965/982 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/982 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3220/4202 variables, 56/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4202 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1886/6088 variables, 43/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6088 variables, 9/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/6088 variables, 9/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/6088 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 11909/17997 variables, 6088/6218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 17997/17997 variables, and 6266 constraints, problems are : Problem set: 0 solved, 1 unsolved in 38360 ms.
Refiners :[Positive P Invariants (semi-flows): 69/69 constraints, Generalized P Invariants (flows): 43/43 constraints, State Equation: 6088/6088 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 87660ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 657 ms.
Support contains 17 out of 6088 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6088/6088 places, 11909/11909 transitions.
Applied a total of 0 rules in 88884 ms. Remains 6088 /6088 variables (removed 0) and now considering 11909/11909 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 88884 ms. Remains : 6088/6088 places, 11909/11909 transitions.
RANDOM walk for 40000 steps (8 resets) in 11461 ms. (3 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1751 ms. (22 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 426920 steps, run timeout after 9001 ms. (steps per millisecond=47 ) properties seen :0 out of 1
Probabilistic random walk after 426920 steps, saw 375029 distinct states, run finished after 9001 ms. (steps per millisecond=47 ) properties seen :0
[2026-05-25 07:16:00] [INFO ] Invariant cache hit.
[2026-05-25 07:16:00] [INFO ] State equation strengthened by 48 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 965/982 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/982 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3220/4202 variables, 56/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4202 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1886/6088 variables, 43/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6088 variables, 9/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/6088 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 11909/17997 variables, 6088/6209 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/17997 variables, 48/6257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/17997 variables, 0/6257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/17997 variables, 0/6257 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17997/17997 variables, and 6257 constraints, problems are : Problem set: 0 solved, 1 unsolved in 37691 ms.
Refiners :[Positive P Invariants (semi-flows): 69/69 constraints, Generalized P Invariants (flows): 43/43 constraints, State Equation: 6088/6088 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 965/982 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/982 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3220/4202 variables, 56/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4202 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1886/6088 variables, 43/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/6088 variables, 9/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/6088 variables, 9/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/6088 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 11909/17997 variables, 6088/6218 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 17997/17997 variables, and 6266 constraints, problems are : Problem set: 0 solved, 1 unsolved in 34888 ms.
Refiners :[Positive P Invariants (semi-flows): 69/69 constraints, Generalized P Invariants (flows): 43/43 constraints, State Equation: 6088/6088 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75894ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 721 ms.
Support contains 17 out of 6088 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6088/6088 places, 11909/11909 transitions.
Applied a total of 0 rules in 118087 ms. Remains 6088 /6088 variables (removed 0) and now considering 11909/11909 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 118129 ms. Remains : 6088/6088 places, 11909/11909 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6088/6088 places, 11909/11909 transitions.
SDD proceeding with computation,16 properties remain. new max is 8192
SDD size :4235 after 5694
Detected timeout of ITS tools.
[2026-05-25 07:26:07] [INFO ] Flatten gal took : 7207 ms
[2026-05-25 07:26:07] [INFO ] Applying decomposition
[2026-05-25 07:26:14] [INFO ] Flatten gal took : 7163 ms
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/graph15913048831148043862.txt' '-o' '/tmp/graph15913048831148043862.bin' '-w' '/tmp/graph15913048831148043862.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15913048831148043862.bin' '-l' '-1' '-v' '-w' '/tmp/graph15913048831148043862.weights' '-q' '0' '-e' '0.001'
[2026-05-25 07:26:44] [INFO ] Decomposing Gal with order
[2026-05-25 07:26:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 07:26:48] [INFO ] Removed a total of 23098 redundant transitions.
[2026-05-25 07:26:49] [INFO ] Flatten gal took : 3250 ms
[2026-05-25 07:26:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 920 labels/synchronizations in 613 ms.
[2026-05-25 07:26:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2153718490293790278.gal : 155 ms
[2026-05-25 07:26:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10440017579230880618.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2153718490293790278.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10440017579230880618.prop' '--nowitness'
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 ...308
Loading property file /tmp/ReachabilityCardinality10440017579230880618.prop.
Applied a total of 0 rules in 527490 ms. Remains 6088 /6088 variables (removed 0) and now considering 11909/11909 (removed 0) transitions.
[2026-05-25 07:28:02] [INFO ] Invariant cache hit.
[2026-05-25 07:28:15] [INFO ] Implicit Places using invariants in 12947 ms returned []
Implicit Place search using SMT only with invariants took 12950 ms to find 0 implicit places.
Running 11904 sub problems to find dead transitions.
[2026-05-25 07:28:15] [INFO ] Invariant cache hit.
[2026-05-25 07:28:15] [INFO ] State equation strengthened by 48 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6083 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 11904 unsolved
SMT process timed out in 92254ms, After SMT, problems are : Problem set: 0 solved, 11904 unsolved
Search for dead transitions found 0 dead transitions in 92508ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 633041 ms. Remains : 6088/6088 places, 11909/11909 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 94777 ms. Remains 6088 /6088 variables (removed 0) and now considering 11909/11909 (removed 0) transitions.
Running SMT prover for 1 properties.
[2026-05-25 07:31:22] [INFO ] Invariant cache hit.
[2026-05-25 07:31:25] [INFO ] [Real]Absence check using 69 positive place invariants in 145 ms returned sat
[2026-05-25 07:31:26] [INFO ] [Real]Absence check using 69 positive and 43 generalized place invariants in 295 ms returned sat
[2026-05-25 07:31:26] [INFO ] After 3319ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 07:31:27] [INFO ] [Nat]Absence check using 69 positive place invariants in 94 ms returned sat
[2026-05-25 07:31:27] [INFO ] [Nat]Absence check using 69 positive and 43 generalized place invariants in 93 ms returned sat
[2026-05-25 07:31:41] [INFO ] After 13157ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-25 07:31:43] [INFO ] After 15668ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-25 07:31:44] [INFO ] After 18314ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 116639 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-25 07:31:45] [INFO ] Flatten gal took : 533 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin646972879794202474
[2026-05-25 07:31:45] [INFO ] Too many transitions (11909) to apply POR reductions. Disabling POR matrices.
[2026-05-25 07:31:45] [INFO ] Applying decomposition
[2026-05-25 07:31:45] [INFO ] Built C files in 332ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin646972879794202474
Running compilation step : cd /tmp/ltsmin646972879794202474;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2026-05-25 07:31:46] [INFO ] Flatten gal took : 524 ms
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/graph10376586700471691055.txt' '-o' '/tmp/graph10376586700471691055.bin' '-w' '/tmp/graph10376586700471691055.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10376586700471691055.bin' '-l' '-1' '-v' '-w' '/tmp/graph10376586700471691055.weights' '-q' '0' '-e' '0.001'
[2026-05-25 07:31:48] [INFO ] Decomposing Gal with order
[2026-05-25 07:31:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 07:31:51] [INFO ] Removed a total of 22996 redundant transitions.
[2026-05-25 07:31:51] [INFO ] Flatten gal took : 2186 ms
[2026-05-25 07:31:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 778 labels/synchronizations in 774 ms.
[2026-05-25 07:31:53] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability3477295123136339373.gal : 260 ms
[2026-05-25 07:31:53] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability10138228281047793976.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability3477295123136339373.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability10138228281047793976.prop' '--nowitness'
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 ...308
Loading property file /tmp/ReachabilityFireability10138228281047793976.prop.
Compilation finished in 152440 ms.
Running link step : cd /tmp/ltsmin646972879794202474;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 183 ms.
Running LTSmin : cd /tmp/ltsmin646972879794202474;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '-i' 'BlocksWorldPT15ReachabilityFireability202411==true'
BK_STOP 1779694633924
--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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-15"
export BK_EXAMINATION="ReachabilityFireability"
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-15, examination is ReachabilityFireability"
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-177946788100407"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BlocksWorld-PT-15.tgz
mv BlocksWorld-PT-15 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;