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-177946788100308.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-03, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946788100308
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 804K
-rw-r--r-- 1 mcc users 8.2K Mar 5 16:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Mar 5 16:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Mar 5 16:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 5 16:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Mar 15 07:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 07:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 07:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 5 16:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K Mar 5 16:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Mar 5 16:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Mar 5 16:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 07:26 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 330K 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-03-LTLFireability-00
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-01
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-02
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-03
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-04
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-05
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-06
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-07
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-08
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-09
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-10
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-11
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-12
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-13
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-14
FORMULA_NAME BlocksWorld-PT-03-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779578470447

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BlocksWorld-PT-03
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-23 23:21:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 23:21:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 23:21:13] [INFO ] Load time of PNML (sax parser for PT used): 273 ms
[2026-05-23 23:21:13] [INFO ] Transformed 379 places.
[2026-05-23 23:21:13] [INFO ] Transformed 685 transitions.
[2026-05-23 23:21:13] [INFO ] Found NUPN structural information;
[2026-05-23 23:21:13] [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]
[2026-05-23 23:21:13] [INFO ] Parsed PT model containing 379 places and 685 transitions and 3412 arcs in 516 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA BlocksWorld-PT-03-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BlocksWorld-PT-03-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 45 out of 379 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 379/379 places, 685/685 transitions.
Applied a total of 0 rules in 68 ms. Remains 379 /379 variables (removed 0) and now considering 685/685 (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-15282096522375356777.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-417845679076418961.kers'
[2026-05-23 23:21:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15282096522375356777.kers, --Pflows, --basisKERS=/tmp/petrispot-output-417845679076418961.kers]
Normalized transition count is 684 out of 685 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 684 rows 379 cols 3312 entries
Finished phase 1 with 342 SingleSign rule and 0 generalized
[2026-05-23 23:21:13] [INFO ] Computed 37 invariants in 4 ms
Computed 37 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-417845679076418961.kers
Total runtime 6 ms.
[2026-05-23 23:21:15] [INFO ] Implicit Places using invariants in 1175 ms returned []
[2026-05-23 23:21:15] [INFO ] Invariant cache hit.
[2026-05-23 23:21:15] [INFO ] State equation strengthened by 27 read => feed constraints.
[2026-05-23 23:21:16] [INFO ] Implicit Places using invariants and state equation in 1486 ms returned []
Implicit Place search using SMT with State Equation took 2717 ms to find 0 implicit places.
Running 680 sub problems to find dead transitions.
[2026-05-23 23:21:16] [INFO ] Invariant cache hit.
[2026-05-23 23:21:16] [INFO ] State equation strengthened by 27 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Problem TDEAD1 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD226 is UNSAT
Problem TDEAD245 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD302 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD359 is UNSAT
Problem TDEAD378 is UNSAT
Problem TDEAD412 is UNSAT
Problem TDEAD474 is UNSAT
Problem TDEAD502 is UNSAT
Problem TDEAD528 is UNSAT
Problem TDEAD612 is UNSAT
Problem TDEAD628 is UNSAT
Problem TDEAD642 is UNSAT
Problem TDEAD654 is UNSAT
Problem TDEAD664 is UNSAT
Problem TDEAD672 is UNSAT
Problem TDEAD682 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/374 variables, 27/27 constraints. Problems are: Problem set: 26 solved, 654 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/374 variables, 1/28 constraints. Problems are: Problem set: 26 solved, 654 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 374/1064 variables, and 28 constraints, problems are : Problem set: 26 solved, 654 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 27/37 constraints, State Equation: 0/379 constraints, ReadFeed: 0/27 constraints, PredecessorRefiner: 667/343 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 26 solved, 654 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/361 variables, 6/6 constraints. Problems are: Problem set: 26 solved, 654 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/361 variables, 1/7 constraints. Problems are: Problem set: 26 solved, 654 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/361 variables, 0/7 constraints. Problems are: Problem set: 26 solved, 654 unsolved
Problem TDEAD93 is UNSAT
Problem TDEAD169 is UNSAT
Problem TDEAD188 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD340 is UNSAT
Problem TDEAD444 is UNSAT
Problem TDEAD552 is UNSAT
Problem TDEAD574 is UNSAT
Problem TDEAD594 is UNSAT
Problem TDEAD678 is UNSAT
At refinement iteration 3 (OVERLAPS) 18/379 variables, 31/38 constraints. Problems are: Problem set: 36 solved, 644 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 379/1064 variables, and 38 constraints, problems are : Problem set: 36 solved, 644 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 0/379 constraints, ReadFeed: 0/27 constraints, PredecessorRefiner: 324/343 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62026ms problems are : Problem set: 36 solved, 644 unsolved
Search for dead transitions found 36 dead transitions in 62072ms
Found 36 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 36 transitions
Dead transitions reduction (with SMT) removed 36 transitions
Starting structural reductions in LTL mode, iteration 1 : 379/379 places, 649/685 transitions.
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 362 transition count 649
Deduced a syphon composed of 1 places in 4 ms
Applied a total of 17 rules in 37 ms. Remains 362 /379 variables (removed 17) and now considering 649/649 (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-2458346360415112089.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-162876653726190521.kers'
[2026-05-23 23:22:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2458346360415112089.kers, --Pflows, --basisKERS=/tmp/petrispot-output-162876653726190521.kers]
Normalized transition count is 648 out of 649 initially.
Culling trivial invariants: removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 648 rows 361 cols 3204 entries
Finished phase 1 with 324 SingleSign rule and 0 generalized
[2026-05-23 23:22:18] [INFO ] Computed 38 invariants in 6 ms
Computed 38 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-162876653726190521.kers
Total runtime 8 ms.
[2026-05-23 23:22:19] [INFO ] Implicit Places using invariants in 555 ms returned []
[2026-05-23 23:22:19] [INFO ] Invariant cache hit.
[2026-05-23 23:22:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:22:20] [INFO ] Implicit Places using invariants and state equation in 1121 ms returned []
Implicit Place search using SMT with State Equation took 1683 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 362/379 places, 649/685 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 66671 ms. Remains : 362/379 places, 649/685 transitions.
Starting structural reductions in LTL mode, iteration 0 : 362/362 places, 649/649 transitions.
Deduced a syphon composed of 1 places in 7 ms
Applied a total of 0 rules in 31 ms. Remains 362 /362 variables (removed 0) and now considering 649/649 (removed 0) transitions.
[2026-05-23 23:22:20] [INFO ] Invariant cache hit.
[2026-05-23 23:22:20] [INFO ] Implicit Places using invariants in 490 ms returned []
[2026-05-23 23:22:20] [INFO ] Invariant cache hit.
[2026-05-23 23:22:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:22:21] [INFO ] Implicit Places using invariants and state equation in 948 ms returned []
Implicit Place search using SMT with State Equation took 1441 ms to find 0 implicit places.
Running 644 sub problems to find dead transitions.
[2026-05-23 23:22:21] [INFO ] Invariant cache hit.
[2026-05-23 23:22:21] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/356 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/356 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 2 (OVERLAPS) 5/361 variables, 10/37 constraints. Problems are: Problem set: 0 solved, 644 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 361/1011 variables, and 37 constraints, problems are : Problem set: 0 solved, 644 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 37/38 constraints, State Equation: 0/362 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 644/325 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 644 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/356 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/356 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 2 (OVERLAPS) 5/361 variables, 10/37 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/361 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 4 (OVERLAPS) 648/1009 variables, 361/398 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1009 variables, 325/723 constraints. Problems are: Problem set: 0 solved, 644 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1009/1011 variables, and 723 constraints, problems are : Problem set: 0 solved, 644 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 37/38 constraints, State Equation: 361/362 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 644/325 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61125ms problems are : Problem set: 0 solved, 644 unsolved
Search for dead transitions found 0 dead transitions in 61131ms
Finished structural reductions in LTL mode , in 1 iterations and 62610 ms. Remains : 362/362 places, 649/649 transitions.
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Support contains 44 out of 361 places after structural reductions.
[2026-05-23 23:23:23] [INFO ] Flatten gal took : 192 ms
[2026-05-23 23:23:23] [INFO ] Flatten gal took : 124 ms
[2026-05-23 23:23:24] [INFO ] Input system was already deterministic with 649 transitions.
RANDOM walk for 40000 steps (8 resets) in 3919 ms. (10 steps per ms) remains 2/29 properties
BEST_FIRST walk for 40004 steps (8 resets) in 238 ms. (167 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 293 ms. (136 steps per ms) remains 2/2 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6838877981009820825.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5021054236600819488.kers'
[2026-05-23 23:23:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6838877981009820825.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5021054236600819488.kers]
Normalized transition count is 648 out of 649 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 648 rows 361 cols 3204 entries
Finished phase 1 with 324 SingleSign rule and 0 generalized
[2026-05-23 23:23:25] [INFO ] Computed 37 invariants in 4 ms
Computed 37 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-5021054236600819488.kers
Total runtime 5 ms.
[2026-05-23 23:23:25] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp18 is UNSAT
After SMT solving in domain Real declared 179/1010 variables, and 11 constraints, problems are : Problem set: 2 solved, 0 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 11/37 constraints, State Equation: 0/361 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 93ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA BlocksWorld-PT-03-LTLFireability-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA BlocksWorld-PT-03-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))||(F(G(p1))&&F(!p0))))'
Support contains 5 out of 361 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 361/361 places, 649/649 transitions.
Applied a total of 0 rules in 7 ms. Remains 361 /361 variables (removed 0) and now considering 649/649 (removed 0) transitions.
[2026-05-23 23:23:25] [INFO ] Invariant cache hit.
[2026-05-23 23:23:26] [INFO ] Implicit Places using invariants in 563 ms returned []
[2026-05-23 23:23:26] [INFO ] Invariant cache hit.
[2026-05-23 23:23:26] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:23:27] [INFO ] Implicit Places using invariants and state equation in 1043 ms returned []
Implicit Place search using SMT with State Equation took 1620 ms to find 0 implicit places.
Running 644 sub problems to find dead transitions.
[2026-05-23 23:23:27] [INFO ] Invariant cache hit.
[2026-05-23 23:23:27] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/356 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/356 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 2 (OVERLAPS) 5/361 variables, 10/37 constraints. Problems are: Problem set: 0 solved, 644 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 361/1010 variables, and 37 constraints, problems are : Problem set: 0 solved, 644 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 0/361 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 644/325 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 644 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/356 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/356 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 2 (OVERLAPS) 5/361 variables, 10/37 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/361 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 4 (OVERLAPS) 648/1009 variables, 361/398 constraints. Problems are: Problem set: 0 solved, 644 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1009 variables, 325/723 constraints. Problems are: Problem set: 0 solved, 644 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1009/1010 variables, and 723 constraints, problems are : Problem set: 0 solved, 644 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 361/361 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 644/325 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60857ms problems are : Problem set: 0 solved, 644 unsolved
Search for dead transitions found 0 dead transitions in 60862ms
Finished structural reductions in LTL mode , in 1 iterations and 62499 ms. Remains : 361/361 places, 649/649 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))||(F(G(p1))&&F(!p0))))'
Stuttering acceptance computed with spot in 302 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : BlocksWorld-PT-03-LTLFireability-01
Product exploration explored 100000 steps with 0 reset in 1598 ms.
Stack based approach found an accepted trace after 6551 steps with 0 reset with depth 6552 and stack size 4494 in 86 ms.
FORMULA BlocksWorld-PT-03-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-03-LTLFireability-01 finished in 64661 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(!p0) U G(p1))))'
Support contains 5 out of 361 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 361/361 places, 649/649 transitions.
Applied a total of 0 rules in 7 ms. Remains 361 /361 variables (removed 0) and now considering 649/649 (removed 0) transitions.
[2026-05-23 23:24:30] [INFO ] Invariant cache hit.
[2026-05-23 23:24:30] [INFO ] Implicit Places using invariants in 579 ms returned []
[2026-05-23 23:24:30] [INFO ] Invariant cache hit.
[2026-05-23 23:24:31] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:24:31] [INFO ] Implicit Places using invariants and state equation in 833 ms returned []
Implicit Place search using SMT with State Equation took 1421 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1429 ms. Remains : 361/361 places, 649/649 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(!p0) U G(p1))))'
Stuttering acceptance computed with spot in 172 ms :[(NOT p1), (NOT p1), p0]
Running random walk in product with property : BlocksWorld-PT-03-LTLFireability-02
Product exploration explored 100000 steps with 381 reset in 1567 ms.
Stack based approach found an accepted trace after 8 steps with 0 reset with depth 9 and stack size 9 in 1 ms.
FORMULA BlocksWorld-PT-03-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-03-LTLFireability-02 finished in 3215 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 361 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 361/361 places, 649/649 transitions.
Applied a total of 0 rules in 102 ms. Remains 361 /361 variables (removed 0) and now considering 649/649 (removed 0) transitions.
[2026-05-23 23:24:33] [INFO ] Invariant cache hit.
[2026-05-23 23:24:34] [INFO ] Implicit Places using invariants in 504 ms returned []
[2026-05-23 23:24:34] [INFO ] Invariant cache hit.
[2026-05-23 23:24:34] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:24:35] [INFO ] Implicit Places using invariants and state equation in 886 ms returned []
Implicit Place search using SMT with State Equation took 1392 ms to find 0 implicit places.
[2026-05-23 23:24:35] [INFO ] Redundant transitions in 68 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1571 ms. Remains : 361/361 places, 649/649 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Running random walk in product with property : BlocksWorld-PT-03-LTLFireability-03
Product exploration explored 100000 steps with 0 reset in 1419 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 1 ms.
FORMULA BlocksWorld-PT-03-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-03-LTLFireability-03 finished in 3082 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))&&F(p1)))'
Support contains 5 out of 361 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 361/361 places, 649/649 transitions.
Applied a total of 0 rules in 4 ms. Remains 361 /361 variables (removed 0) and now considering 649/649 (removed 0) transitions.
[2026-05-23 23:24:36] [INFO ] Invariant cache hit.
[2026-05-23 23:24:37] [INFO ] Implicit Places using invariants in 492 ms returned []
[2026-05-23 23:24:37] [INFO ] Invariant cache hit.
[2026-05-23 23:24:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:24:38] [INFO ] Implicit Places using invariants and state equation in 1055 ms returned []
Implicit Place search using SMT with State Equation took 1549 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1555 ms. Remains : 361/361 places, 649/649 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))&&F(p1)))'
Stuttering acceptance computed with spot in 152 ms :[(NOT p0), true, (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : BlocksWorld-PT-03-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BlocksWorld-PT-03-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BlocksWorld-PT-03-LTLFireability-04 finished in 1740 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(X(p0))||G(p1)))))'
Support contains 4 out of 361 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 361/361 places, 649/649 transitions.
Applied a total of 0 rules in 6 ms. Remains 361 /361 variables (removed 0) and now considering 649/649 (removed 0) transitions.
[2026-05-23 23:24:38] [INFO ] Invariant cache hit.
[2026-05-23 23:24:38] [INFO ] Implicit Places using invariants in 562 ms returned []
[2026-05-23 23:24:38] [INFO ] Invariant cache hit.
[2026-05-23 23:24:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:24:40] [INFO ] Implicit Places using invariants and state equation in 1134 ms returned []
Implicit Place search using SMT with State Equation took 1698 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1706 ms. Remains : 361/361 places, 649/649 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(X(p0))||G(p1)))))'
Stuttering acceptance computed with spot in 343 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), true, (AND (NOT p1) (NOT p0)), (AND (NOT p1) p0)]
Running random walk in product with property : BlocksWorld-PT-03-LTLFireability-05
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA BlocksWorld-PT-03-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BlocksWorld-PT-03-LTLFireability-05 finished in 2093 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 3 out of 361 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 361/361 places, 649/649 transitions.
Applied a total of 0 rules in 7 ms. Remains 361 /361 variables (removed 0) and now considering 649/649 (removed 0) transitions.
[2026-05-23 23:24:40] [INFO ] Invariant cache hit.
[2026-05-23 23:24:41] [INFO ] Implicit Places using invariants in 540 ms returned []
[2026-05-23 23:24:41] [INFO ] Invariant cache hit.
[2026-05-23 23:24:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:24:42] [INFO ] Implicit Places using invariants and state equation in 946 ms returned []
Implicit Place search using SMT with State Equation took 1490 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1498 ms. Remains : 361/361 places, 649/649 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Stuttering acceptance computed with spot in 135 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BlocksWorld-PT-03-LTLFireability-07
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA BlocksWorld-PT-03-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BlocksWorld-PT-03-LTLFireability-07 finished in 1668 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X((p0 U X(!p0)))&&(p1||F(p2))))))'
Support contains 6 out of 361 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 361/361 places, 649/649 transitions.
Applied a total of 0 rules in 6 ms. Remains 361 /361 variables (removed 0) and now considering 649/649 (removed 0) transitions.
[2026-05-23 23:24:42] [INFO ] Invariant cache hit.
[2026-05-23 23:24:42] [INFO ] Implicit Places using invariants in 562 ms returned []
[2026-05-23 23:24:42] [INFO ] Invariant cache hit.
[2026-05-23 23:24:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:24:43] [INFO ] Implicit Places using invariants and state equation in 974 ms returned []
Implicit Place search using SMT with State Equation took 1543 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1549 ms. Remains : 361/361 places, 649/649 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X((p0 U X(!p0)))&&(F(p1)||p2)))))'
Stuttering acceptance computed with spot in 388 ms :[(OR p0 (AND (NOT p1) (NOT p2))), (OR p0 (AND (NOT p1) (NOT p2))), p0, (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p1))), p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND (NOT p1) p0)]
Running random walk in product with property : BlocksWorld-PT-03-LTLFireability-08
Product exploration explored 100000 steps with 7003 reset in 1245 ms.
Stack based approach found an accepted trace after 12 steps with 2 reset with depth 5 and stack size 5 in 1 ms.
FORMULA BlocksWorld-PT-03-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-03-LTLFireability-08 finished in 3239 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!X((G((X(X(p0))||p0))&&F(p1))) U p2))'
Support contains 6 out of 361 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 361/361 places, 649/649 transitions.
Applied a total of 0 rules in 4 ms. Remains 361 /361 variables (removed 0) and now considering 649/649 (removed 0) transitions.
[2026-05-23 23:24:45] [INFO ] Invariant cache hit.
[2026-05-23 23:24:46] [INFO ] Implicit Places using invariants in 569 ms returned []
[2026-05-23 23:24:46] [INFO ] Invariant cache hit.
[2026-05-23 23:24:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:24:46] [INFO ] Implicit Places using invariants and state equation in 967 ms returned []
Implicit Place search using SMT with State Equation took 1538 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1543 ms. Remains : 361/361 places, 649/649 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!X((G((X(X(p0))||p0))&&F(p1))) U p2))'
Stuttering acceptance computed with spot in 431 ms :[(NOT p2), (OR (NOT p2) (AND p0 p1)), p0, (AND p0 p1), (AND p0 p1), p0, (AND p0 p1), p0, (AND p0 p1), p0]
Running random walk in product with property : BlocksWorld-PT-03-LTLFireability-09
Product exploration explored 100000 steps with 151 reset in 1307 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 0 ms.
FORMULA BlocksWorld-PT-03-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-03-LTLFireability-09 finished in 3353 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 361 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 361/361 places, 649/649 transitions.
Applied a total of 0 rules in 30 ms. Remains 361 /361 variables (removed 0) and now considering 649/649 (removed 0) transitions.
[2026-05-23 23:24:48] [INFO ] Invariant cache hit.
[2026-05-23 23:24:49] [INFO ] Implicit Places using invariants in 591 ms returned []
[2026-05-23 23:24:49] [INFO ] Invariant cache hit.
[2026-05-23 23:24:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:24:50] [INFO ] Implicit Places using invariants and state equation in 887 ms returned []
Implicit Place search using SMT with State Equation took 1480 ms to find 0 implicit places.
[2026-05-23 23:24:50] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1539 ms. Remains : 361/361 places, 649/649 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Running random walk in product with property : BlocksWorld-PT-03-LTLFireability-10
Product exploration explored 100000 steps with 192 reset in 1551 ms.
Stack based approach found an accepted trace after 2 steps with 0 reset with depth 3 and stack size 3 in 1 ms.
FORMULA BlocksWorld-PT-03-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-03-LTLFireability-10 finished in 3168 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0||F(!p1)) U (G((!p0||F(!p1)))||((!p0||F(!p1))&&G(!p2)))))'
Support contains 7 out of 361 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 361/361 places, 649/649 transitions.
Applied a total of 0 rules in 50 ms. Remains 361 /361 variables (removed 0) and now considering 649/649 (removed 0) transitions.
[2026-05-23 23:24:51] [INFO ] Invariant cache hit.
[2026-05-23 23:24:52] [INFO ] Implicit Places using invariants in 607 ms returned []
[2026-05-23 23:24:52] [INFO ] Invariant cache hit.
[2026-05-23 23:24:53] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:24:53] [INFO ] Implicit Places using invariants and state equation in 1066 ms returned []
Implicit Place search using SMT with State Equation took 1676 ms to find 0 implicit places.
[2026-05-23 23:24:53] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1741 ms. Remains : 361/361 places, 649/649 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0||F(!p1)) U (G((!p0||F(!p1)))||(G(!p2)&&(!p0||F(!p1))))))'
Stuttering acceptance computed with spot in 187 ms :[(AND p0 p1), p1, (AND p2 p0 p1), (AND p1 p2 (NOT p0))]
Running random walk in product with property : BlocksWorld-PT-03-LTLFireability-12
Product exploration explored 100000 steps with 0 reset in 1641 ms.
Product exploration explored 100000 steps with 0 reset in 1509 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 14 factoid took 113 ms. Reduced automaton from 4 states, 10 edges and 3 AP (stutter insensitive) to 4 states, 10 edges and 3 AP (stutter insensitive).
Reduction of identical properties reduced properties to check from 8 to 7
RANDOM walk for 40000 steps (8 resets) in 1106 ms. (36 steps per ms) remains 3/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 488 ms. (81 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 277 ms. (143 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 697 ms. (57 steps per ms) remains 3/3 properties
[2026-05-23 23:24:58] [INFO ] Invariant cache hit.
[2026-05-23 23:24:58] [INFO ] State equation strengthened by 1 read => feed constraints.
Problem apf3 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Problem apf2 is UNSAT
Problem apf4 is UNSAT
After SMT solving in domain Real declared 166/1010 variables, and 10 constraints, problems are : Problem set: 3 solved, 0 unsolved in 76 ms.
Refiners :[Positive P Invariants (semi-flows): 10/37 constraints, State Equation: 0/361 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 121ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 4 invariant AP formulas.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 18 factoid took 25 ms. Proved property starting from automaton with 4 states, 10 edges and 3 AP (stutter insensitive
Knowledge-based reduction took 1181 ms.
FORMULA BlocksWorld-PT-03-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BlocksWorld-PT-03-LTLFireability-12 finished in 6318 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 3 out of 361 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 361/361 places, 649/649 transitions.
Applied a total of 0 rules in 43 ms. Remains 361 /361 variables (removed 0) and now considering 649/649 (removed 0) transitions.
[2026-05-23 23:24:58] [INFO ] Invariant cache hit.
[2026-05-23 23:24:58] [INFO ] Implicit Places using invariants in 572 ms returned []
[2026-05-23 23:24:58] [INFO ] Invariant cache hit.
[2026-05-23 23:24:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:24:59] [INFO ] Implicit Places using invariants and state equation in 947 ms returned []
Implicit Place search using SMT with State Equation took 1521 ms to find 0 implicit places.
[2026-05-23 23:24:59] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1578 ms. Remains : 361/361 places, 649/649 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : BlocksWorld-PT-03-LTLFireability-14
Product exploration explored 100000 steps with 64 reset in 1332 ms.
Stack based approach found an accepted trace after 2 steps with 0 reset with depth 3 and stack size 3 in 0 ms.
FORMULA BlocksWorld-PT-03-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-03-LTLFireability-14 finished in 2984 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1))))'
Support contains 4 out of 361 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 361/361 places, 649/649 transitions.
Applied a total of 0 rules in 28 ms. Remains 361 /361 variables (removed 0) and now considering 649/649 (removed 0) transitions.
[2026-05-23 23:25:01] [INFO ] Invariant cache hit.
[2026-05-23 23:25:01] [INFO ] Implicit Places using invariants in 439 ms returned []
[2026-05-23 23:25:01] [INFO ] Invariant cache hit.
[2026-05-23 23:25:02] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 23:25:02] [INFO ] Implicit Places using invariants and state equation in 1010 ms returned []
Implicit Place search using SMT with State Equation took 1451 ms to find 0 implicit places.
[2026-05-23 23:25:02] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1493 ms. Remains : 361/361 places, 649/649 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1))))'
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : BlocksWorld-PT-03-LTLFireability-15
Product exploration explored 100000 steps with 1 reset in 1547 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 1 ms.
FORMULA BlocksWorld-PT-03-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-03-LTLFireability-15 finished in 3200 ms.
All properties solved by simple procedures.
Total runtime 231532 ms.

BK_STOP 1779578704487

--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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-03"
export BK_EXAMINATION="LTLFireability"
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-03, examination is LTLFireability"
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-177946788100308"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BlocksWorld-PT-03.tgz
mv BlocksWorld-PT-03 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;