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-177946788100316.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-04, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946788100316
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 932K
-rw-r--r-- 1 mcc users 7.2K Mar 5 16:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Mar 5 16:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 5 16:51 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Mar 5 16:51 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K Mar 15 07:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 15 07:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 07:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.7K Mar 5 16:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 58K Mar 5 16:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 5 16:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K Mar 5 16:51 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 532K 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-04-LTLFireability-00
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-01
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-02
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-03
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-04
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-05
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-06
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-07
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-08
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-09
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-10
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-11
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-12
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-13
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-14
FORMULA_NAME BlocksWorld-PT-04-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779585983302

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-04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-24 01:26:25] [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]
[2026-05-24 01:26:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 01:26:26] [INFO ] Load time of PNML (sax parser for PT used): 341 ms
[2026-05-24 01:26:26] [INFO ] Transformed 599 places.
[2026-05-24 01:26:26] [INFO ] Transformed 1105 transitions.
[2026-05-24 01:26:26] [INFO ] Found NUPN structural information;
[2026-05-24 01:26:26] [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]
[2026-05-24 01:26:26] [INFO ] Parsed PT model containing 599 places and 1105 transitions and 5512 arcs in 583 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 20 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA BlocksWorld-PT-04-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BlocksWorld-PT-04-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BlocksWorld-PT-04-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 50 out of 599 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 599/599 places, 1105/1105 transitions.
Applied a total of 0 rules in 164 ms. Remains 599 /599 variables (removed 0) and now considering 1105/1105 (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-3223101413706786557.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-626734858879586364.kers'
[2026-05-24 01:26:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3223101413706786557.kers, --Pflows, --basisKERS=/tmp/petrispot-output-626734858879586364.kers]
Normalized transition count is 1104 out of 1105 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 1104 rows 599 cols 5382 entries
Finished phase 1 with 552 SingleSign rule and 0 generalized
[2026-05-24 01:26:26] [INFO ] Computed 47 invariants in 11 ms
Computed 47 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-626734858879586364.kers
Total runtime 15 ms.
[2026-05-24 01:26:28] [INFO ] Implicit Places using invariants in 1792 ms returned []
[2026-05-24 01:26:28] [INFO ] Invariant cache hit.
[2026-05-24 01:26:29] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-24 01:26:30] [INFO ] Implicit Places using invariants and state equation in 2380 ms returned []
Implicit Place search using SMT with State Equation took 4245 ms to find 0 implicit places.
Running 1102 sub problems to find dead transitions.
[2026-05-24 01:26:30] [INFO ] Invariant cache hit.
[2026-05-24 01:26:30] [INFO ] State equation strengthened by 41 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Problem TDEAD1 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD142 is UNSAT
Problem TDEAD166 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD214 is UNSAT
Problem TDEAD238 is UNSAT
Problem TDEAD262 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD334 is UNSAT
Problem TDEAD358 is UNSAT
Problem TDEAD382 is UNSAT
Problem TDEAD430 is UNSAT
Problem TDEAD454 is UNSAT
Problem TDEAD478 is UNSAT
Problem TDEAD502 is UNSAT
Problem TDEAD550 is UNSAT
Problem TDEAD574 is UNSAT
Problem TDEAD598 is UNSAT
Problem TDEAD642 is UNSAT
Problem TDEAD684 is UNSAT
Problem TDEAD724 is UNSAT
Problem TDEAD762 is UNSAT
Problem TDEAD798 is UNSAT
Problem TDEAD832 is UNSAT
Problem TDEAD864 is UNSAT
Problem TDEAD894 is UNSAT
Problem TDEAD948 is UNSAT
Problem TDEAD972 is UNSAT
Problem TDEAD994 is UNSAT
Problem TDEAD1014 is UNSAT
Problem TDEAD1048 is UNSAT
Problem TDEAD1062 is UNSAT
Problem TDEAD1074 is UNSAT
Problem TDEAD1084 is UNSAT
Problem TDEAD1098 is UNSAT
Problem TDEAD1102 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/596 variables, 41/41 constraints. Problems are: Problem set: 40 solved, 1062 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 596/1704 variables, and 41 constraints, problems are : Problem set: 40 solved, 1062 unsolved in 30088 ms.
Refiners :[Positive P Invariants (semi-flows): 41/47 constraints, State Equation: 0/599 constraints, ReadFeed: 0/41 constraints, PredecessorRefiner: 1082/553 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 40 solved, 1062 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/576 variables, 4/4 constraints. Problems are: Problem set: 40 solved, 1062 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 576/1704 variables, and 4 constraints, problems are : Problem set: 40 solved, 1062 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 4/47 constraints, State Equation: 0/599 constraints, ReadFeed: 0/41 constraints, PredecessorRefiner: 529/553 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63146ms problems are : Problem set: 40 solved, 1062 unsolved
Search for dead transitions found 40 dead transitions in 63204ms
Found 40 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 40 transitions
Dead transitions reduction (with SMT) removed 40 transitions
Starting structural reductions in LTL mode, iteration 1 : 599/599 places, 1065/1105 transitions.
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 582 transition count 1065
Deduced a syphon composed of 3 places in 3 ms
Applied a total of 17 rules in 47 ms. Remains 582 /599 variables (removed 17) and now considering 1065/1065 (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-35934506581081264.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7575154257261269155.kers'
[2026-05-24 01:27:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-35934506581081264.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7575154257261269155.kers]
Normalized transition count is 1064 out of 1065 initially.
Culling trivial invariants: removing 3 columns.
Culled 3 columns in 1 ms.
// Phase 1: matrix 1064 rows 579 cols 5262 entries
Finished phase 1 with 532 SingleSign rule and 0 generalized
[2026-05-24 01:27:34] [INFO ] Computed 50 invariants in 11 ms
Computed 50 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-7575154257261269155.kers
Total runtime 15 ms.
[2026-05-24 01:27:35] [INFO ] Implicit Places using invariants in 940 ms returned []
[2026-05-24 01:27:35] [INFO ] Invariant cache hit.
[2026-05-24 01:27:35] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:27:36] [INFO ] Implicit Places using invariants and state equation in 1529 ms returned []
Implicit Place search using SMT with State Equation took 2487 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 582/599 places, 1065/1105 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 70243 ms. Remains : 582/599 places, 1065/1105 transitions.
Starting structural reductions in LTL mode, iteration 0 : 582/582 places, 1065/1065 transitions.
Deduced a syphon composed of 3 places in 1 ms
Applied a total of 0 rules in 36 ms. Remains 582 /582 variables (removed 0) and now considering 1065/1065 (removed 0) transitions.
[2026-05-24 01:27:36] [INFO ] Invariant cache hit.
[2026-05-24 01:27:37] [INFO ] Implicit Places using invariants in 882 ms returned []
[2026-05-24 01:27:37] [INFO ] Invariant cache hit.
[2026-05-24 01:27:38] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:27:39] [INFO ] Implicit Places using invariants and state equation in 1728 ms returned []
Implicit Place search using SMT with State Equation took 2617 ms to find 0 implicit places.
Running 1062 sub problems to find dead transitions.
[2026-05-24 01:27:39] [INFO ] Invariant cache hit.
[2026-05-24 01:27:39] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/576 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 1062 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 576/1647 variables, and 41 constraints, problems are : Problem set: 0 solved, 1062 unsolved in 30063 ms.
Refiners :[Positive P Invariants (semi-flows): 41/50 constraints, State Equation: 0/582 constraints, ReadFeed: 0/7 constraints, PredecessorRefiner: 1062/533 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1062 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/576 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 1062 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 576/1647 variables, and 41 constraints, problems are : Problem set: 0 solved, 1062 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 41/50 constraints, State Equation: 0/582 constraints, ReadFeed: 0/7 constraints, PredecessorRefiner: 529/533 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61694ms problems are : Problem set: 0 solved, 1062 unsolved
Search for dead transitions found 0 dead transitions in 61702ms
Finished structural reductions in LTL mode , in 1 iterations and 64361 ms. Remains : 582/582 places, 1065/1065 transitions.
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Support contains 41 out of 579 places after structural reductions.
[2026-05-24 01:28:41] [INFO ] Initial state reduction rules for LTL removed 2 formulas.
[2026-05-24 01:28:41] [INFO ] Flatten gal took : 272 ms
FORMULA BlocksWorld-PT-04-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BlocksWorld-PT-04-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-24 01:28:41] [INFO ] Flatten gal took : 177 ms
[2026-05-24 01:28:42] [INFO ] Input system was already deterministic with 1065 transitions.
RANDOM walk for 40000 steps (8 resets) in 4968 ms. (8 steps per ms) remains 1/25 properties
BEST_FIRST walk for 40003 steps (8 resets) in 282 ms. (141 steps per ms) remains 1/1 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13309008432537482989.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2453341399984616320.kers'
[2026-05-24 01:28:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13309008432537482989.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2453341399984616320.kers]
Normalized transition count is 1064 out of 1065 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 1064 rows 579 cols 5262 entries
Finished phase 1 with 532 SingleSign rule and 0 generalized
[2026-05-24 01:28:43] [INFO ] Computed 47 invariants in 6 ms
Computed 47 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-2453341399984616320.kers
Total runtime 8 ms.
[2026-05-24 01:28:43] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp16 is UNSAT
After SMT solving in domain Real declared 156/1644 variables, and 7 constraints, problems are : Problem set: 1 solved, 0 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 7/47 constraints, State Equation: 0/579 constraints, ReadFeed: 0/7 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 81ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA BlocksWorld-PT-04-LTLFireability-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 10 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' '!((F(p0)&&F(p1)&&X(G(p2))))'
Support contains 6 out of 579 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 579/579 places, 1065/1065 transitions.
Applied a total of 0 rules in 25 ms. Remains 579 /579 variables (removed 0) and now considering 1065/1065 (removed 0) transitions.
[2026-05-24 01:28:44] [INFO ] Invariant cache hit.
[2026-05-24 01:28:45] [INFO ] Implicit Places using invariants in 1014 ms returned []
[2026-05-24 01:28:45] [INFO ] Invariant cache hit.
[2026-05-24 01:28:45] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:28:47] [INFO ] Implicit Places using invariants and state equation in 1970 ms returned []
Implicit Place search using SMT with State Equation took 2997 ms to find 0 implicit places.
Running 1062 sub problems to find dead transitions.
[2026-05-24 01:28:47] [INFO ] Invariant cache hit.
[2026-05-24 01:28:47] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/576 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 1062 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 576/1644 variables, and 41 constraints, problems are : Problem set: 0 solved, 1062 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 41/47 constraints, State Equation: 0/579 constraints, ReadFeed: 0/7 constraints, PredecessorRefiner: 1062/533 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1062 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/576 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 1062 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 576/1644 variables, and 41 constraints, problems are : Problem set: 0 solved, 1062 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 41/47 constraints, State Equation: 0/579 constraints, ReadFeed: 0/7 constraints, PredecessorRefiner: 529/533 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61632ms problems are : Problem set: 0 solved, 1062 unsolved
Search for dead transitions found 0 dead transitions in 61639ms
Finished structural reductions in LTL mode , in 1 iterations and 64671 ms. Remains : 579/579 places, 1065/1065 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)&&F(p1)&&X(G(p2))))'
Stuttering acceptance computed with spot in 564 ms :[(OR (NOT p1) (NOT p0) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), true]
Running random walk in product with property : BlocksWorld-PT-04-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1645 steps with 5 reset in 71 ms.
FORMULA BlocksWorld-PT-04-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BlocksWorld-PT-04-LTLFireability-00 finished in 65479 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 U !p1))))'
Support contains 5 out of 579 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 579/579 places, 1065/1065 transitions.
Applied a total of 0 rules in 145 ms. Remains 579 /579 variables (removed 0) and now considering 1065/1065 (removed 0) transitions.
[2026-05-24 01:29:49] [INFO ] Invariant cache hit.
[2026-05-24 01:29:50] [INFO ] Implicit Places using invariants in 902 ms returned []
[2026-05-24 01:29:50] [INFO ] Invariant cache hit.
[2026-05-24 01:29:51] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:29:52] [INFO ] Implicit Places using invariants and state equation in 1651 ms returned []
Implicit Place search using SMT with State Equation took 2559 ms to find 0 implicit places.
[2026-05-24 01:29:52] [INFO ] Redundant transitions in 202 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2918 ms. Remains : 579/579 places, 1065/1065 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 U !p1))))'
Stuttering acceptance computed with spot in 85 ms :[p1, p1]
Running random walk in product with property : BlocksWorld-PT-04-LTLFireability-01
Product exploration explored 100000 steps with 0 reset in 2150 ms.
Stack based approach found an accepted trace after 3437 steps with 0 reset with depth 3438 and stack size 2735 in 76 ms.
FORMULA BlocksWorld-PT-04-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-04-LTLFireability-01 finished in 5281 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)) U (!p1&&X(p2)&&F(!p2)))))'
Support contains 7 out of 579 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 579/579 places, 1065/1065 transitions.
Applied a total of 0 rules in 10 ms. Remains 579 /579 variables (removed 0) and now considering 1065/1065 (removed 0) transitions.
[2026-05-24 01:29:54] [INFO ] Invariant cache hit.
[2026-05-24 01:29:55] [INFO ] Implicit Places using invariants in 747 ms returned []
[2026-05-24 01:29:55] [INFO ] Invariant cache hit.
[2026-05-24 01:29:56] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:29:56] [INFO ] Implicit Places using invariants and state equation in 1417 ms returned []
Implicit Place search using SMT with State Equation took 2171 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2181 ms. Remains : 579/579 places, 1065/1065 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)) U (!p1&&X(p2)&&F(!p2)))))'
Stuttering acceptance computed with spot in 230 ms :[true, true, (NOT p0), (NOT p2), p2, true]
Running random walk in product with property : BlocksWorld-PT-04-LTLFireability-02
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA BlocksWorld-PT-04-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BlocksWorld-PT-04-LTLFireability-02 finished in 2456 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((p0||X(X(X((p1||X(p1))))))))'
Support contains 5 out of 579 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 579/579 places, 1065/1065 transitions.
Applied a total of 0 rules in 9 ms. Remains 579 /579 variables (removed 0) and now considering 1065/1065 (removed 0) transitions.
[2026-05-24 01:29:57] [INFO ] Invariant cache hit.
[2026-05-24 01:29:58] [INFO ] Implicit Places using invariants in 912 ms returned []
[2026-05-24 01:29:58] [INFO ] Invariant cache hit.
[2026-05-24 01:29:58] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:29:59] [INFO ] Implicit Places using invariants and state equation in 1684 ms returned []
Implicit Place search using SMT with State Equation took 2599 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2610 ms. Remains : 579/579 places, 1065/1065 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((X(X(X((p0||X(p0)))))||p1)))'
Stuttering acceptance computed with spot in 205 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : BlocksWorld-PT-04-LTLFireability-04
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 1 ms.
FORMULA BlocksWorld-PT-04-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BlocksWorld-PT-04-LTLFireability-04 finished in 2857 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(p0)) U ((p0||X(X(p1))) U p2)))'
Support contains 7 out of 579 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 579/579 places, 1065/1065 transitions.
Applied a total of 0 rules in 14 ms. Remains 579 /579 variables (removed 0) and now considering 1065/1065 (removed 0) transitions.
[2026-05-24 01:30:00] [INFO ] Invariant cache hit.
[2026-05-24 01:30:00] [INFO ] Implicit Places using invariants in 853 ms returned []
[2026-05-24 01:30:00] [INFO ] Invariant cache hit.
[2026-05-24 01:30:01] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:30:02] [INFO ] Implicit Places using invariants and state equation in 1551 ms returned []
Implicit Place search using SMT with State Equation took 2407 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2423 ms. Remains : 579/579 places, 1065/1065 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(p0)) U ((X(X(p1))||p0) U p2)))'
Stuttering acceptance computed with spot in 437 ms :[(NOT p2), (AND (NOT p0) (NOT p1)), false, (AND (NOT p0) (NOT p1)), false, false, true, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND (NOT p2) p0)]
Running random walk in product with property : BlocksWorld-PT-04-LTLFireability-06
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA BlocksWorld-PT-04-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BlocksWorld-PT-04-LTLFireability-06 finished in 2908 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(p0)||X((F(G(p2))&&p1)))))'
Support contains 7 out of 579 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 579/579 places, 1065/1065 transitions.
Applied a total of 0 rules in 9 ms. Remains 579 /579 variables (removed 0) and now considering 1065/1065 (removed 0) transitions.
[2026-05-24 01:30:02] [INFO ] Invariant cache hit.
[2026-05-24 01:30:03] [INFO ] Implicit Places using invariants in 956 ms returned []
[2026-05-24 01:30:03] [INFO ] Invariant cache hit.
[2026-05-24 01:30:04] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:30:05] [INFO ] Implicit Places using invariants and state equation in 1355 ms returned []
Implicit Place search using SMT with State Equation took 2313 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2323 ms. Remains : 579/579 places, 1065/1065 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(p0)||X((F(G(p2))&&p1)))))'
Stuttering acceptance computed with spot in 166 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : BlocksWorld-PT-04-LTLFireability-07
Product exploration explored 100000 steps with 34 reset in 1880 ms.
Product exploration explored 100000 steps with 34 reset in 1823 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 8 factoid took 88 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 1299 ms. (30 steps per ms) remains 1/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 405 ms. (98 steps per ms) remains 1/1 properties
[2026-05-24 01:30:09] [INFO ] Invariant cache hit.
[2026-05-24 01:30:09] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 151/156 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/156 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 423/579 variables, 40/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/579 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1064/1643 variables, 579/626 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1643 variables, 6/632 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1643 variables, 0/632 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1644 variables, 1/633 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1644 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/1644 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1644/1644 variables, and 633 constraints, problems are : Problem set: 0 solved, 1 unsolved in 729 ms.
Refiners :[Positive P Invariants (semi-flows): 47/47 constraints, State Equation: 579/579 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 151/156 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/156 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 423/579 variables, 40/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/579 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1064/1643 variables, 579/626 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1643 variables, 6/632 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1643 variables, 0/632 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1644 variables, 1/633 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1644 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/1644 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1644/1644 variables, and 633 constraints, problems are : Problem set: 0 solved, 1 unsolved in 853 ms.
Refiners :[Positive P Invariants (semi-flows): 47/47 constraints, State Equation: 579/579 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1608ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 4 ms.
Support contains 5 out of 579 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 579/579 places, 1065/1065 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 579 transition count 1064
Applied a total of 1 rules in 1547 ms. Remains 579 /579 variables (removed 0) and now considering 1064/1065 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1548 ms. Remains : 579/579 places, 1064/1065 transitions.
RANDOM walk for 32114 steps (6 resets) in 936 ms. (34 steps per ms) remains 0/1 properties
Knowledge based reduction with 8 factoid took 168 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2))]
Knowledge-based reduction took 4518 ms.
Stuttering acceptance computed with spot in 189 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2))]
Support contains 7 out of 579 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 579/579 places, 1065/1065 transitions.
Applied a total of 0 rules in 8 ms. Remains 579 /579 variables (removed 0) and now considering 1065/1065 (removed 0) transitions.
[2026-05-24 01:30:13] [INFO ] Invariant cache hit.
[2026-05-24 01:30:14] [INFO ] Implicit Places using invariants in 967 ms returned []
[2026-05-24 01:30:14] [INFO ] Invariant cache hit.
[2026-05-24 01:30:15] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:30:16] [INFO ] Implicit Places using invariants and state equation in 1641 ms returned []
Implicit Place search using SMT with State Equation took 2611 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2620 ms. Remains : 579/579 places, 1065/1065 transitions.
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 8 factoid took 84 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 1151 ms. (34 steps per ms) remains 2/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 290 ms. (137 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 252 ms. (158 steps per ms) remains 2/2 properties
[2026-05-24 01:30:17] [INFO ] Invariant cache hit.
[2026-05-24 01:30:17] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 209/216 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/216 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 363/579 variables, 37/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/579 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1064/1643 variables, 579/626 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1643 variables, 6/632 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1643 variables, 0/632 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/1644 variables, 1/633 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1644 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/1644 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1644/1644 variables, and 633 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1073 ms.
Refiners :[Positive P Invariants (semi-flows): 47/47 constraints, State Equation: 579/579 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 209/216 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/216 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 363/579 variables, 37/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/579 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1064/1643 variables, 579/626 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1643 variables, 6/632 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1643 variables, 0/632 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/1644 variables, 1/633 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1644 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/1644 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1644/1644 variables, and 633 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1244 ms.
Refiners :[Positive P Invariants (semi-flows): 47/47 constraints, State Equation: 579/579 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2355ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 86 ms.
Support contains 7 out of 579 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 579/579 places, 1065/1065 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 579 transition count 1064
Applied a total of 1 rules in 958 ms. Remains 579 /579 variables (removed 0) and now considering 1064/1065 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 958 ms. Remains : 579/579 places, 1064/1065 transitions.
RANDOM walk for 36194 steps (7 resets) in 948 ms. (38 steps per ms) remains 0/2 properties
Knowledge based reduction with 8 factoid took 208 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 159 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2))]
Knowledge-based reduction took 4777 ms.
Stuttering acceptance computed with spot in 185 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 190 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 42 reset in 1654 ms.
Product exploration explored 100000 steps with 34 reset in 1669 ms.
Spot run failed in 189 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin7987217422360624869
[2026-05-24 01:30:25] [INFO ] Built C files in 70ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7987217422360624869
Running compilation step : cd /tmp/ltsmin7987217422360624869;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' '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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin7987217422360624869;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' '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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin7987217422360624869;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' '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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 7 out of 579 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 579/579 places, 1065/1065 transitions.
Applied a total of 0 rules in 11 ms. Remains 579 /579 variables (removed 0) and now considering 1065/1065 (removed 0) transitions.
[2026-05-24 01:30:28] [INFO ] Invariant cache hit.
[2026-05-24 01:30:29] [INFO ] Implicit Places using invariants in 688 ms returned []
[2026-05-24 01:30:29] [INFO ] Invariant cache hit.
[2026-05-24 01:30:29] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:30:30] [INFO ] Implicit Places using invariants and state equation in 1720 ms returned []
Implicit Place search using SMT with State Equation took 2410 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2423 ms. Remains : 579/579 places, 1065/1065 transitions.
Built C files in :
/tmp/ltsmin5136082944197922087
[2026-05-24 01:30:30] [INFO ] Built C files in 35ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5136082944197922087
Running compilation step : cd /tmp/ltsmin5136082944197922087;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' '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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5136082944197922087;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' '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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5136082944197922087;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' '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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-24 01:30:34] [INFO ] Flatten gal took : 128 ms
[2026-05-24 01:30:34] [INFO ] Flatten gal took : 90 ms
[2026-05-24 01:30:34] [INFO ] Time to serialize gal into /tmp/LTL3533406167610209961.gal : 40 ms
[2026-05-24 01:30:34] [INFO ] Time to serialize properties into /tmp/LTL3850652914609163335.prop : 2 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3533406167610209961.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9786087278276627971.hoa' '-atoms' '/tmp/LTL3850652914609163335.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...317
Loading property file /tmp/LTL3850652914609163335.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9786087278276627971.hoa
Detected timeout of ITS tools.
[2026-05-24 01:30:49] [INFO ] Flatten gal took : 51 ms
[2026-05-24 01:30:49] [INFO ] Flatten gal took : 50 ms
[2026-05-24 01:30:49] [INFO ] Time to serialize gal into /tmp/LTL9819953607828064469.gal : 14 ms
[2026-05-24 01:30:49] [INFO ] Time to serialize properties into /tmp/LTL17226915772555343145.ltl : 3 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9819953607828064469.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17226915772555343145.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G((F("(((pred_arm_empty_0<1)||(pred_clear_17<1))||(pred_on_270<1))"))||(X(("((pred_arm_empty_0>=1)&&(pred_clear_16>=1))")&&(("(pred...249
Formula 0 simplified : F(G!"(((pred_arm_empty_0<1)||(pred_clear_17<1))||(pred_on_270<1))" & X(!"((pred_arm_empty_0>=1)&&(pred_clear_16>=1))" | !"(pred_on_2...235
Detected timeout of ITS tools.
[2026-05-24 01:31:04] [INFO ] Flatten gal took : 44 ms
[2026-05-24 01:31:04] [INFO ] Applying decomposition
[2026-05-24 01:31:04] [INFO ] Flatten gal took : 44 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/graph16579111440239275575.txt' '-o' '/tmp/graph16579111440239275575.bin' '-w' '/tmp/graph16579111440239275575.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16579111440239275575.bin' '-l' '-1' '-v' '-w' '/tmp/graph16579111440239275575.weights' '-q' '0' '-e' '0.001'
[2026-05-24 01:31:04] [INFO ] Decomposing Gal with order
[2026-05-24 01:31:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 01:31:05] [INFO ] Removed a total of 1892 redundant transitions.
[2026-05-24 01:31:05] [INFO ] Flatten gal took : 383 ms
[2026-05-24 01:31:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 24 labels/synchronizations in 59 ms.
[2026-05-24 01:31:05] [INFO ] Time to serialize gal into /tmp/LTL3286302549709702441.gal : 20 ms
[2026-05-24 01:31:05] [INFO ] Time to serialize properties into /tmp/LTL9553057137879137659.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3286302549709702441.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL9553057137879137659.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((G((F("(((i15.u16.pred_arm_empty_0<1)||(i15.u17.pred_clear_17<1))||(i15.u17.pred_on_270<1))"))||(X(("((i15.u16.pred_arm_empty_0>=1)&...309
Formula 0 simplified : F(G!"(((i15.u16.pred_arm_empty_0<1)||(i15.u17.pred_clear_17<1))||(i15.u17.pred_on_270<1))" & X(!"((i15.u16.pred_arm_empty_0>=1)&&(i1...295
Detected timeout of ITS tools.
Treatment of property BlocksWorld-PT-04-LTLFireability-07 finished in 77694 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||X(X(p1))))))'
Support contains 5 out of 579 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 579/579 places, 1065/1065 transitions.
Applied a total of 0 rules in 8 ms. Remains 579 /579 variables (removed 0) and now considering 1065/1065 (removed 0) transitions.
[2026-05-24 01:31:20] [INFO ] Invariant cache hit.
[2026-05-24 01:31:21] [INFO ] Implicit Places using invariants in 802 ms returned []
[2026-05-24 01:31:21] [INFO ] Invariant cache hit.
[2026-05-24 01:31:22] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:31:22] [INFO ] Implicit Places using invariants and state equation in 1490 ms returned []
Implicit Place search using SMT with State Equation took 2294 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2304 ms. Remains : 579/579 places, 1065/1065 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(X(p1))||p0))))'
Stuttering acceptance computed with spot in 154 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BlocksWorld-PT-04-LTLFireability-09
Product exploration explored 100000 steps with 50000 reset in 603 ms.
Product exploration explored 100000 steps with 50000 reset in 525 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 3 factoid took 50 ms. Proved property starting from automaton with 4 states, 4 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 72 ms.
FORMULA BlocksWorld-PT-04-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BlocksWorld-PT-04-LTLFireability-09 finished in 3710 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(p0)))'
Support contains 2 out of 579 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 579/579 places, 1065/1065 transitions.
Applied a total of 0 rules in 272 ms. Remains 579 /579 variables (removed 0) and now considering 1065/1065 (removed 0) transitions.
[2026-05-24 01:31:24] [INFO ] Invariant cache hit.
[2026-05-24 01:31:25] [INFO ] Implicit Places using invariants in 1086 ms returned []
[2026-05-24 01:31:25] [INFO ] Invariant cache hit.
[2026-05-24 01:31:26] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:31:27] [INFO ] Implicit Places using invariants and state equation in 1697 ms returned []
Implicit Place search using SMT with State Equation took 2815 ms to find 0 implicit places.
[2026-05-24 01:31:27] [INFO ] Redundant transitions in 15 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3111 ms. Remains : 579/579 places, 1065/1065 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(p0)))'
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BlocksWorld-PT-04-LTLFireability-13
Product exploration explored 100000 steps with 574 reset in 1719 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 0 ms.
FORMULA BlocksWorld-PT-04-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-04-LTLFireability-13 finished in 4940 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(p0)) U ((F(!p2) U p3)&&p1)))'
Support contains 9 out of 579 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 579/579 places, 1065/1065 transitions.
Applied a total of 0 rules in 91 ms. Remains 579 /579 variables (removed 0) and now considering 1065/1065 (removed 0) transitions.
[2026-05-24 01:31:29] [INFO ] Invariant cache hit.
[2026-05-24 01:31:30] [INFO ] Implicit Places using invariants in 947 ms returned []
[2026-05-24 01:31:30] [INFO ] Invariant cache hit.
[2026-05-24 01:31:31] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:31:31] [INFO ] Implicit Places using invariants and state equation in 1441 ms returned []
Implicit Place search using SMT with State Equation took 2402 ms to find 0 implicit places.
[2026-05-24 01:31:31] [INFO ] Redundant transitions in 75 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2576 ms. Remains : 579/579 places, 1065/1065 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(p0)) U ((F(!p2) U p3)&&p1)))'
Stuttering acceptance computed with spot in 286 ms :[(OR (NOT p1) (NOT p3)), (NOT p0), (NOT p0), (NOT p3), (AND (NOT p0) p2), (AND (NOT p0) p2), (OR (AND (NOT p1) p2) (AND p2 (NOT p3)))]
Running random walk in product with property : BlocksWorld-PT-04-LTLFireability-14
Product exploration explored 100000 steps with 119 reset in 1849 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 0 ms.
FORMULA BlocksWorld-PT-04-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-04-LTLFireability-14 finished in 4766 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 7 out of 579 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 579/579 places, 1065/1065 transitions.
Applied a total of 0 rules in 51 ms. Remains 579 /579 variables (removed 0) and now considering 1065/1065 (removed 0) transitions.
[2026-05-24 01:31:34] [INFO ] Invariant cache hit.
[2026-05-24 01:31:34] [INFO ] Implicit Places using invariants in 830 ms returned []
[2026-05-24 01:31:34] [INFO ] Invariant cache hit.
[2026-05-24 01:31:35] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 01:31:36] [INFO ] Implicit Places using invariants and state equation in 1389 ms returned []
Implicit Place search using SMT with State Equation took 2221 ms to find 0 implicit places.
[2026-05-24 01:31:36] [INFO ] Redundant transitions in 21 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2304 ms. Remains : 579/579 places, 1065/1065 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 45 ms :[(NOT p0)]
Running random walk in product with property : BlocksWorld-PT-04-LTLFireability-15
Product exploration explored 100000 steps with 0 reset in 2062 ms.
Stack based approach found an accepted trace after 191 steps with 0 reset with depth 192 and stack size 147 in 5 ms.
FORMULA BlocksWorld-PT-04-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property BlocksWorld-PT-04-LTLFireability-15 finished in 4455 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(p0)||X((F(G(p2))&&p1)))))'
Spot run failed in 85 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-24 01:31:38] [INFO ] Flatten gal took : 68 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin126298893408315843
[2026-05-24 01:31:38] [INFO ] Computing symmetric may disable matrix : 1065 transitions.
[2026-05-24 01:31:38] [INFO ] Applying decomposition
[2026-05-24 01:31:38] [INFO ] Computation of Complete disable matrix. took 53 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 01:31:38] [INFO ] Flatten gal took : 66 ms
[2026-05-24 01:31:38] [INFO ] Computing symmetric may enable matrix : 1065 transitions.
[2026-05-24 01:31:38] [INFO ] Computation of Complete enable matrix. took 34 ms. Total solver calls (SAT/UNSAT): 0(0/0)
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/graph5789653411537954506.txt' '-o' '/tmp/graph5789653411537954506.bin' '-w' '/tmp/graph5789653411537954506.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5789653411537954506.bin' '-l' '-1' '-v' '-w' '/tmp/graph5789653411537954506.weights' '-q' '0' '-e' '0.001'
[2026-05-24 01:31:39] [INFO ] Decomposing Gal with order
[2026-05-24 01:31:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 01:31:39] [INFO ] Computing Do-Not-Accords matrix : 1065 transitions.
[2026-05-24 01:31:39] [INFO ] Computation of Completed DNA matrix. took 88 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 01:31:39] [INFO ] Built C files in 612ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin126298893408315843
Running compilation step : cd /tmp/ltsmin126298893408315843;'/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'
[2026-05-24 01:31:39] [INFO ] Removed a total of 1890 redundant transitions.
[2026-05-24 01:31:39] [INFO ] Flatten gal took : 256 ms
[2026-05-24 01:31:39] [INFO ] Fuse similar labels procedure discarded/fused a total of 36 labels/synchronizations in 25 ms.
[2026-05-24 01:31:39] [INFO ] Time to serialize gal into /tmp/LTLFireability12563585669819337209.gal : 13 ms
[2026-05-24 01:31:39] [INFO ] Time to serialize properties into /tmp/LTLFireability18342166163536457769.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability12563585669819337209.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability18342166163536457769.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...278
Read 1 LTL properties
Checking formula 0 : !((G((F("(((i10.u10.pred_arm_empty_0<1)||(u17.pred_clear_17<1))||(u17.pred_on_270<1))"))||(X(("((i10.u10.pred_arm_empty_0>=1)&&(u16.pr...296
Formula 0 simplified : F(G!"(((i10.u10.pred_arm_empty_0<1)||(u17.pred_clear_17<1))||(u17.pred_on_270<1))" & X(!"((i10.u10.pred_arm_empty_0>=1)&&(u16.pred_c...282
Compilation finished in 7894 ms.
Running link step : cd /tmp/ltsmin126298893408315843;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 120 ms.
Running LTSmin : cd /tmp/ltsmin126298893408315843;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '[]((<>((LTLAPp0==true))||X((<>([]((LTLAPp2==true)))&&(LTLAPp1==true)))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-24 01:53:27] [INFO ] Applying decomposition
[2026-05-24 01:53:28] [INFO ] Flatten gal took : 1346 ms
[2026-05-24 01:53:29] [INFO ] Decomposing Gal with order
[2026-05-24 01:53:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 01:53:31] [INFO ] Removed a total of 3049 redundant transitions.
[2026-05-24 01:53:31] [INFO ] Flatten gal took : 1552 ms
[2026-05-24 01:53:31] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 148 ms.
[2026-05-24 01:53:31] [INFO ] Time to serialize gal into /tmp/LTLFireability1429390432390436444.gal : 115 ms
[2026-05-24 01:53:31] [INFO ] Time to serialize properties into /tmp/LTLFireability8643021560756195030.ltl : 4 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability1429390432390436444.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability8643021560756195030.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G((F("(((missing.pred_arm_empty_0<1)||(u42.pred_clear_17<1))||(u13.pred_on_270<1))"))||(X(("((missing.pred_arm_empty_0>=1)&&(u41.pr...296
Formula 0 simplified : F(G!"(((missing.pred_arm_empty_0<1)||(u42.pred_clear_17<1))||(u13.pred_on_270<1))" & X(!"((missing.pred_arm_empty_0>=1)&&(u41.pred_c...282
Detected timeout of ITS tools.
[2026-05-24 02:15:18] [INFO ] Flatten gal took : 574 ms
[2026-05-24 02:15:21] [INFO ] Input system was already deterministic with 1065 transitions.
[2026-05-24 02:15:21] [INFO ] Transformed 579 places.
[2026-05-24 02:15:21] [INFO ] Transformed 1065 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2026-05-24 02:15:22] [INFO ] Time to serialize gal into /tmp/LTLFireability4727995869742253761.gal : 38 ms
[2026-05-24 02:15:22] [INFO ] Time to serialize properties into /tmp/LTLFireability17982230871098505500.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability4727995869742253761.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability17982230871098505500.ltl' '-c' '-stutter-deadlock' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...343
Read 1 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !((G((F("(((pred_arm_empty_0<1)||(pred_clear_17<1))||(pred_on_270<1))"))||(X(("((pred_arm_empty_0>=1)&&(pred_clear_16>=1))")&&(("(pred...249
Formula 0 simplified : F(G!"(((pred_arm_empty_0<1)||(pred_clear_17<1))||(pred_on_270<1))" & X(!"((pred_arm_empty_0>=1)&&(pred_clear_16>=1))" | !"(pred_on_2...235

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ 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-04"
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-04, 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-177946788100316"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BlocksWorld-PT-04.tgz
mv BlocksWorld-PT-04 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 ;